remove more redundant files and clone files-2.6.23 for 2.6.24 - fixes rdc build errors

git-svn-id: svn://svn.openwrt.org/openwrt/trunk@13022 3c298f89-4303-0410-b956-a3cf2f4a3e73

20 files changed, 6155 insertions, 0 deletions

diff --git a/target/linux/generic-2.6/files-2.6.24/drivers/char/gpio_dev.c b/target/linux/generic-2.6/files-2.6.24/drivers/char/gpio_dev.c
new file mode 100644
index 0000000000..4dc637471c
--- /dev/null
+++ b/target/linux/generic-2.6/files-2.6.24/drivers/char/gpio_dev.c
@@ -0,0 +1,201 @@
+/*
+ * character device wrapper for generic gpio layer
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; either version 2 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA02111-1307USA
+ *
+ * Feedback, Bugs...  blogic@openwrt.org
+ *
+ */
+
+#include <linux/module.h>
+#include <linux/errno.h>
+#include <linux/init.h>
+#include <asm/uaccess.h>
+#include <asm/io.h>
+#include <asm/gpio.h>
+#include <asm/atomic.h>
+#include <linux/init.h>
+#include <linux/genhd.h>
+#include <linux/device.h>
+#include <linux/platform_device.h>
+#include <linux/gpio_dev.h>
+
+#define DRVNAME		"gpiodev"
+#define DEVNAME		"gpio"
+
+static int dev_major;
+static unsigned int gpio_access_mask;
+static struct class *gpiodev_class;
+
+/* Counter is 1, if the device is not opened and zero (or less) if opened. */
+static atomic_t gpio_open_cnt = ATOMIC_INIT(1);
+
+static int
+gpio_ioctl(struct inode * inode, struct file * file, unsigned int cmd, unsigned long arg)
+{
+	int retval = 0;
+
+	if (((1 << arg) & gpio_access_mask) != (1 << arg))
+	{
+		retval = -EINVAL;
+		goto out;
+	}
+
+	switch (cmd)
+	{
+	case GPIO_GET:
+		retval = gpio_get_value(arg);
+		break;
+
+	case GPIO_SET:
+		gpio_set_value(arg, 1);
+		break;
+
+	case GPIO_CLEAR:
+		gpio_set_value(arg, 0);
+		break;
+
+	case GPIO_DIR_IN:
+		gpio_direction_input(arg);
+		break;
+
+	case GPIO_DIR_OUT:
+		gpio_direction_output(arg, 0);
+		break;
+
+	default:
+		retval = -EINVAL;
+		break;
+	}
+
+out:
+	return retval;
+}
+
+static int
+gpio_open(struct inode *inode, struct file *file)
+{
+	int result = 0;
+	unsigned int dev_minor = MINOR(inode->i_rdev);
+
+	if (dev_minor != 0)
+	{
+		printk(KERN_ERR DRVNAME ": trying to access unknown minor device -> %d\n", dev_minor);
+		result = -ENODEV;
+		goto out;
+	}
+
+	/* FIXME: We should really allow multiple applications to open the device
+	 *        at the same time, as long as the apps access different IO pins.
+	 *        The generic gpio-registration functions can be used for that.
+	 *        Two new IOCTLs have to be introduced for that. Need to check userspace
+	 *        compatibility first. --mb */
+	if (!atomic_dec_and_test(&gpio_open_cnt)) {
+		atomic_inc(&gpio_open_cnt);
+		printk(KERN_ERR DRVNAME ": Device with minor ID %d already in use\n", dev_minor);
+		result = -EBUSY;
+		goto out;
+	}
+
+out:
+	return result;
+}
+
+static int
+gpio_close(struct inode * inode, struct file * file)
+{
+	smp_mb__before_atomic_inc();
+	atomic_inc(&gpio_open_cnt);
+
+	return 0;
+}
+
+struct file_operations gpio_fops = {
+	ioctl:		gpio_ioctl,
+	open:		gpio_open,
+	release:	gpio_close
+};
+
+static int
+gpio_probe(struct platform_device *dev)
+{
+	int result = 0;
+
+	dev_major = register_chrdev(0, DEVNAME, &gpio_fops);
+	if (!dev_major)
+	{
+		printk(KERN_ERR DRVNAME ": Error whilst opening %s \n", DEVNAME);
+		result = -ENODEV;
+		goto out;
+	}
+
+	gpiodev_class = class_create(THIS_MODULE, DRVNAME);
+	class_device_create(gpiodev_class, NULL, MKDEV(dev_major, 0), NULL, DEVNAME);
+
+	printk(KERN_INFO DRVNAME ": gpio device registered with major %d\n", dev_major);
+
+	if (dev->num_resources != 1)
+	{
+		printk(KERN_ERR DRVNAME ": device may only have 1 resource\n");
+		result = -ENODEV;
+		goto out;
+	}
+
+	gpio_access_mask = dev->resource[0].start;
+
+	printk(KERN_INFO DRVNAME ": gpio platform device registered with access mask %08X\n", gpio_access_mask);
+out:
+	return result;
+}
+
+static int
+gpio_remove(struct platform_device *dev)
+{
+	unregister_chrdev(dev_major, DEVNAME);
+	return 0;
+}
+
+static struct
+platform_driver gpio_driver = {
+	.probe = gpio_probe,
+	.remove = gpio_remove,
+	.driver = {
+		.name = "GPIODEV",
+		.owner = THIS_MODULE,
+	},
+};
+
+static int __init
+gpio_mod_init(void)
+{
+	int ret = platform_driver_register(&gpio_driver);
+	if (ret)
+		printk(KERN_INFO DRVNAME ": Error registering platfom driver!");
+
+	return ret;
+}
+
+static void __exit
+gpio_mod_exit(void)
+{
+	platform_driver_unregister(&gpio_driver);
+}
+
+module_init (gpio_mod_init);
+module_exit (gpio_mod_exit);
+
+MODULE_LICENSE("GPL");
+MODULE_AUTHOR("John Crispin / OpenWrt");
+MODULE_DESCRIPTION("Character device for for generic gpio api");
diff --git a/target/linux/generic-2.6/files-2.6.24/drivers/input/misc/gpio_buttons.c b/target/linux/generic-2.6/files-2.6.24/drivers/input/misc/gpio_buttons.c
new file mode 100644
index 0000000000..83a8178340
--- /dev/null
+++ b/target/linux/generic-2.6/files-2.6.24/drivers/input/misc/gpio_buttons.c
@@ -0,0 +1,209 @@
+/*
+ *  Driver for buttons on GPIO lines not capable of generating interrupts
+ *
+ *  Copyright (C) 2007,2008 Gabor Juhos <juhosg at openwrt.org>
+ *
+ *  This file was based on: /drivers/input/misc/cobalt_btns.c
+ *	Copyright (C) 2007 Yoichi Yuasa <yoichi_yuasa@tripeaks.co.jp>
+ *
+ *  also was based on: /drivers/input/keyboard/gpio_keys.c
+ *	Copyright 2005 Phil Blundell
+ *
+ *  This program is free software; you can redistribute it and/or modify
+ *  it under the terms of the GNU General Public License version 2 as
+ *  published by the Free Software Foundation.
+ *
+ */
+
+#include <linux/kernel.h>
+#include <linux/module.h>
+#include <linux/init.h>
+
+#include <linux/input.h>
+#include <linux/input-polldev.h>
+#include <linux/ioport.h>
+#include <linux/platform_device.h>
+
+#include <linux/gpio_buttons.h>
+
+#include <asm/gpio.h>
+
+#define DRV_NAME	"gpio-buttons"
+#define DRV_VERSION	"0.1.1"
+#define PFX		DRV_NAME ": "
+
+struct gpio_buttons_dev {
+	struct input_polled_dev *poll_dev;
+	struct gpio_buttons_platform_data *pdata;
+};
+
+static void gpio_buttons_poll(struct input_polled_dev *dev)
+{
+	struct gpio_buttons_dev *bdev = dev->private;
+	struct gpio_buttons_platform_data *pdata = bdev->pdata;
+	struct input_dev *input = dev->input;
+	int i;
+
+	for (i = 0; i < bdev->pdata->nbuttons; i++) {
+		struct gpio_button *button = &pdata->buttons[i];
+		unsigned int type = button->type ?: EV_KEY;
+		int state;
+
+		state = gpio_get_value(button->gpio) ? 1 : 0;
+		state ^= button->active_low;
+
+		if (state) {
+			button->count++;
+		} else {
+			if (button->count >= button->threshold) {
+				input_event(input, type, button->code, 1);
+				input_sync(input);
+			}
+			button->count = 0;
+		}
+
+		if (button->count == button->threshold) {
+			input_event(input, type, button->code, 0);
+			input_sync(input);
+		}
+	}
+}
+
+static int __devinit gpio_buttons_probe(struct platform_device *pdev)
+{
+	struct gpio_buttons_platform_data *pdata = pdev->dev.platform_data;
+	struct gpio_buttons_dev *bdev;
+	struct input_polled_dev *poll_dev;
+	struct input_dev *input;
+	int error, i;
+
+
+	if (!pdata)
+		return -ENXIO;
+
+	bdev = kzalloc(sizeof(*bdev), GFP_KERNEL);
+	if (!bdev) {
+		printk(KERN_ERR DRV_NAME "no memory for device\n");
+		return -ENOMEM;
+	}
+
+	poll_dev = input_allocate_polled_device();
+	if (!poll_dev) {
+		printk(KERN_ERR DRV_NAME "no memory for polled device\n");
+		error = -ENOMEM;
+		goto err_free_bdev;
+	}
+
+	poll_dev->private = bdev;
+	poll_dev->poll = gpio_buttons_poll;
+	poll_dev->poll_interval = pdata->poll_interval;
+
+	input = poll_dev->input;
+
+	input->evbit[0] = BIT(EV_KEY);
+	input->name = pdev->name;
+	input->phys = "gpio-buttons/input0";
+	input->dev.parent = &pdev->dev;
+
+	input->id.bustype = BUS_HOST;
+	input->id.vendor = 0x0001;
+	input->id.product = 0x0001;
+	input->id.version = 0x0100;
+
+	for (i = 0; i < pdata->nbuttons; i++) {
+		struct gpio_button *button = &pdata->buttons[i];
+		unsigned int gpio = button->gpio;
+		unsigned int type = button->type ?: EV_KEY;
+
+		error = gpio_request(gpio, button->desc ?
+				button->desc : DRV_NAME);
+		if (error) {
+			printk(KERN_ERR PFX "unable to claim gpio %u, "
+				"error %d\n", gpio, error);
+			goto err_free_gpio;
+		}
+
+		error = gpio_direction_input(gpio);
+		if (error) {
+			printk(KERN_ERR PFX "unable to set direction on "
+				"gpio %u, error %d\n", gpio, error);
+			goto err_free_gpio;
+		}
+
+		input_set_capability(input, type, button->code);
+		button->count = 0;
+	}
+
+	bdev->poll_dev = poll_dev;
+	bdev->pdata = pdata;
+	platform_set_drvdata(pdev, bdev);
+
+	error = input_register_polled_device(poll_dev);
+	if (error) {
+		printk(KERN_ERR PFX "unable to register polled device, "
+			"error %d\n", error);
+		goto err_free_gpio;
+	}
+
+	return 0;
+
+err_free_gpio:
+	for (i = i - 1; i >= 0; i--)
+		gpio_free(pdata->buttons[i].gpio);
+
+	input_free_polled_device(poll_dev);
+
+err_free_bdev:
+	kfree(bdev);
+
+	platform_set_drvdata(pdev, NULL);
+	return error;
+}
+
+static int __devexit gpio_buttons_remove(struct platform_device *pdev)
+{
+	struct gpio_buttons_dev *bdev = platform_get_drvdata(pdev);
+	struct gpio_buttons_platform_data *pdata = bdev->pdata;
+	int i;
+
+	input_unregister_polled_device(bdev->poll_dev);
+
+	for (i = 0; i < pdata->nbuttons; i++)
+		gpio_free(pdata->buttons[i].gpio);
+
+	input_free_polled_device(bdev->poll_dev);
+
+	kfree(bdev);
+	platform_set_drvdata(pdev, NULL);
+
+	return 0;
+}
+
+static struct platform_driver gpio_buttons_driver = {
+	.probe	= gpio_buttons_probe,
+	.remove	= __devexit_p(gpio_buttons_remove),
+	.driver	= {
+		.name	= DRV_NAME,
+		.owner	= THIS_MODULE,
+	},
+};
+
+static int __init gpio_buttons_init(void)
+{
+	printk(KERN_INFO DRV_NAME " driver version " DRV_VERSION "\n");
+	return platform_driver_register(&gpio_buttons_driver);
+}
+
+static void __exit gpio_buttons_exit(void)
+{
+	platform_driver_unregister(&gpio_buttons_driver);
+}
+
+module_init(gpio_buttons_init);
+module_exit(gpio_buttons_exit);
+
+MODULE_LICENSE("GPL");
+MODULE_AUTHOR("Gabor Juhos <juhosg at openwrt.org>");
+MODULE_VERSION(DRV_VERSION);
+MODULE_DESCRIPTION("Polled buttons driver for CPU GPIOs");
+
diff --git a/target/linux/generic-2.6/files-2.6.24/drivers/leds/leds-alix.c b/target/linux/generic-2.6/files-2.6.24/drivers/leds/leds-alix.c
new file mode 100644
index 0000000000..103ca7dfa4
--- /dev/null
+++ b/target/linux/generic-2.6/files-2.6.24/drivers/leds/leds-alix.c
@@ -0,0 +1,172 @@
+/*
+ * LEDs driver for PCEngines ALIX 2/3 series
+ *
+ * Copyright (C) 2007 Petr Liebman
+ *
+ * Based on leds-wrap.c
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License version 2 as
+ * published by the Free Software Foundation.
+ */
+
+#include <linux/kernel.h>
+#include <linux/init.h>
+#include <linux/platform_device.h>
+#include <linux/leds.h>
+#include <linux/err.h>
+#include <asm/io.h>
+
+#define DRVNAME "alix-led"
+
+#define ALIX_LED1_PORT		(0x6100)
+#define ALIX_LED1_ON		(1<<22)
+#define ALIX_LED1_OFF		(1<<6)
+
+#define ALIX_LED2_PORT		(0x6180)
+#define ALIX_LED2_ON		(1<<25)
+#define ALIX_LED2_OFF		(1<<9)
+
+#define ALIX_LED3_PORT		(0x6180)
+#define ALIX_LED3_ON		(1<<27)
+#define ALIX_LED3_OFF		(1<<11)
+
+
+static struct platform_device *pdev;
+
+static void alix_led_set_1(struct led_classdev *led_cdev,
+		enum led_brightness value)
+{
+	if (value)
+		outl(ALIX_LED1_ON, ALIX_LED1_PORT);
+	else
+		outl(ALIX_LED1_OFF, ALIX_LED1_PORT);
+}
+
+static void alix_led_set_2(struct led_classdev *led_cdev,
+		enum led_brightness value)
+{
+	if (value)
+		outl(ALIX_LED2_ON, ALIX_LED2_PORT);
+	else
+		outl(ALIX_LED2_OFF, ALIX_LED2_PORT);
+}
+
+static void alix_led_set_3(struct led_classdev *led_cdev,
+		enum led_brightness value)
+{
+	if (value)
+		outl(ALIX_LED3_ON, ALIX_LED3_PORT);
+	else
+		outl(ALIX_LED3_OFF, ALIX_LED3_PORT);
+}
+
+static struct led_classdev alix_led_1 = {
+	.name		= "alix:1",
+	.brightness_set	= alix_led_set_1,
+};
+
+static struct led_classdev alix_led_2 = {
+	.name		= "alix:2",
+	.brightness_set	= alix_led_set_2,
+};
+
+static struct led_classdev alix_led_3 = {
+	.name		= "alix:3",
+	.brightness_set	= alix_led_set_3,
+};
+
+
+#ifdef CONFIG_PM
+static int alix_led_suspend(struct platform_device *dev,
+		pm_message_t state)
+{
+	led_classdev_suspend(&alix_led_1);
+	led_classdev_suspend(&alix_led_2);
+	led_classdev_suspend(&alix_led_3);
+	return 0;
+}
+
+static int alix_led_resume(struct platform_device *dev)
+{
+	led_classdev_resume(&alix_led_1);
+	led_classdev_resume(&alix_led_2);
+	led_classdev_resume(&alix_led_3);
+	return 0;
+}
+#else
+#define alix_led_suspend NULL
+#define alix_led_resume NULL
+#endif
+
+static int alix_led_probe(struct platform_device *pdev)
+{
+	int ret;
+
+	ret = led_classdev_register(&pdev->dev, &alix_led_1);
+	if (ret >= 0)
+	{
+		ret = led_classdev_register(&pdev->dev, &alix_led_2);
+		if (ret >= 0)
+		{
+			ret = led_classdev_register(&pdev->dev, &alix_led_3);
+			if (ret < 0)
+				led_classdev_unregister(&alix_led_2);
+		}
+		if (ret < 0)
+			led_classdev_unregister(&alix_led_1);
+	}
+	return ret;
+}
+
+static int alix_led_remove(struct platform_device *pdev)
+{
+	led_classdev_unregister(&alix_led_1);
+	led_classdev_unregister(&alix_led_2);
+	led_classdev_unregister(&alix_led_3);
+	return 0;
+}
+
+static struct platform_driver alix_led_driver = {
+	.probe		= alix_led_probe,
+	.remove		= alix_led_remove,
+	.suspend	= alix_led_suspend,
+	.resume		= alix_led_resume,
+	.driver		= {
+		.name		= DRVNAME,
+		.owner		= THIS_MODULE,
+	},
+};
+
+static int __init alix_led_init(void)
+{
+	int ret;
+
+	ret = platform_driver_register(&alix_led_driver);
+	if (ret < 0)
+		goto out;
+
+	pdev = platform_device_register_simple(DRVNAME, -1, NULL, 0);
+	if (IS_ERR(pdev)) {
+		ret = PTR_ERR(pdev);
+		platform_driver_unregister(&alix_led_driver);
+		goto out;
+	}
+
+out:
+	return ret;
+}
+
+static void __exit alix_led_exit(void)
+{
+	platform_device_unregister(pdev);
+	platform_driver_unregister(&alix_led_driver);
+}
+
+module_init(alix_led_init);
+module_exit(alix_led_exit);
+
+MODULE_AUTHOR("Petr Liebman");
+MODULE_DESCRIPTION("PCEngines ALIX LED driver");
+MODULE_LICENSE("GPL");
+
diff --git a/target/linux/generic-2.6/files-2.6.24/drivers/leds/ledtrig-default-on.c b/target/linux/generic-2.6/files-2.6.24/drivers/leds/ledtrig-default-on.c
new file mode 100644
index 0000000000..92995e40cf
--- /dev/null
+++ b/target/linux/generic-2.6/files-2.6.24/drivers/leds/ledtrig-default-on.c
@@ -0,0 +1,45 @@
+/*
+ * LED Kernel Default ON Trigger
+ *
+ * Copyright 2008 Nick Forbes <nick.forbes@incepta.com>
+ *
+ * Based on Richard Purdie's ledtrig-timer.c.
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License version 2 as
+ * published by the Free Software Foundation.
+ *
+ */
+
+#include <linux/module.h>
+#include <linux/kernel.h>
+#include <linux/init.h>
+#include <linux/leds.h>
+#include "leds.h"
+
+static void defon_trig_activate(struct led_classdev *led_cdev)
+{
+	led_set_brightness(led_cdev, LED_FULL);
+}
+
+static struct led_trigger defon_led_trigger = {
+	.name     = "default-on",
+	.activate = defon_trig_activate,
+};
+
+static int __init defon_trig_init(void)
+{
+	return led_trigger_register(&defon_led_trigger);
+}
+
+static void __exit defon_trig_exit(void)
+{
+	led_trigger_unregister(&defon_led_trigger);
+}
+
+module_init(defon_trig_init);
+module_exit(defon_trig_exit);
+
+MODULE_AUTHOR("Nick Forbes <nick.forbes@incepta.com>");
+MODULE_DESCRIPTION("Default-ON LED trigger");
+MODULE_LICENSE("GPL");
diff --git a/target/linux/generic-2.6/files-2.6.24/drivers/leds/ledtrig-morse.c b/target/linux/generic-2.6/files-2.6.24/drivers/leds/ledtrig-morse.c
new file mode 100644
index 0000000000..cb47480a36
--- /dev/null
+++ b/target/linux/generic-2.6/files-2.6.24/drivers/leds/ledtrig-morse.c
@@ -0,0 +1,365 @@
+/*
+ *  LED Morse Trigger
+ *
+ *  Copyright (C) 2007 Gabor Juhos <juhosg at openwrt.org>
+ *
+ *  This file was based on: drivers/led/ledtrig-timer.c
+ *	Copyright 2005-2006 Openedhand Ltd.
+ *	Author: Richard Purdie <rpurdie@openedhand.com>
+ *
+ *  also based on the patch '[PATCH] 2.5.59 morse code panics' posted
+ *  in the LKML by Tomas Szepe at Thu, 30 Jan 2003
+ *	Copyright (C) 2002 Andrew Rodland <arodland@noln.com>
+ *	Copyright (C) 2003 Tomas Szepe <szepe@pinerecords.com>
+ *
+ *  This program is free software; you can redistribute it and/or modify it
+ *  under the terms of the GNU General Public License version 2 as published
+ *  by the Free Software Foundation.
+ *
+ */
+
+#include <linux/kernel.h>
+#include <linux/version.h>
+#include <linux/module.h>
+#include <linux/jiffies.h>
+#include <linux/init.h>
+#include <linux/list.h>
+#include <linux/spinlock.h>
+#include <linux/device.h>
+#include <linux/sysdev.h>
+#include <linux/timer.h>
+#include <linux/ctype.h>
+#include <linux/leds.h>
+
+#include "leds.h"
+
+#define MORSE_DELAY_BASE	(HZ/2)
+
+#define MORSE_STATE_BLINK_START	0
+#define MORSE_STATE_BLINK_STOP	1
+
+#define MORSE_DIT_LEN	1
+#define MORSE_DAH_LEN	3
+#define MORSE_SPACE_LEN	7
+
+struct morse_trig_data {
+	unsigned long delay;
+	char *msg;
+
+	unsigned char morse;
+	unsigned char state;
+	char *msgpos;
+	struct timer_list timer;
+};
+
+const unsigned char morsetable[] = {
+	0122, 0, 0310, 0, 0, 0163,				/* "#$%&' */
+	055, 0155, 0, 0, 0163, 0141, 0152, 0051, 		/* ()*+,-./ */
+	077, 076, 074, 070, 060, 040, 041, 043, 047, 057,	/* 0-9 */
+	0107, 0125, 0, 0061, 0, 0114, 0, 			/* :;<=>?@ */
+	006, 021, 025, 011, 002, 024, 013, 020, 004,		/* A-I */
+	036, 015, 022, 007, 005, 017, 026, 033, 012,		/* J-R */
+	010, 003, 014, 030, 016, 031, 035, 023,			/* S-Z */
+	0, 0, 0, 0, 0154					/* [\]^_ */
+};
+
+static inline unsigned char tomorse(char c) {
+	if (c >= 'a' && c <= 'z')
+		c = c - 'a' + 'A';
+	if (c >= '"' && c <= '_') {
+		return morsetable[c - '"'];
+	} else
+		return 0;
+}
+
+static inline unsigned long dit_len(struct morse_trig_data *morse_data)
+{
+	return MORSE_DIT_LEN*morse_data->delay;
+}
+
+static inline unsigned long dah_len(struct morse_trig_data *morse_data)
+{
+	return MORSE_DAH_LEN*morse_data->delay;
+}
+
+static inline unsigned long space_len(struct morse_trig_data *morse_data)
+{
+	return MORSE_SPACE_LEN*morse_data->delay;
+}
+
+static void morse_timer_function(unsigned long data)
+{
+	struct led_classdev *led_cdev = (struct led_classdev *)data;
+	struct morse_trig_data *morse_data = led_cdev->trigger_data;
+	unsigned long brightness = LED_OFF;
+	unsigned long delay = 0;
+
+	if (!morse_data->msg)
+		goto set_led;
+
+	switch (morse_data->state) {
+	case MORSE_STATE_BLINK_START:
+		/* Starting a new blink.  We have a valid code in morse. */
+		delay = (morse_data->morse & 001) ? dah_len(morse_data):
+			dit_len(morse_data);
+		brightness = LED_FULL;
+		morse_data->state = MORSE_STATE_BLINK_STOP;
+		morse_data->morse >>= 1;
+		break;
+	case MORSE_STATE_BLINK_STOP:
+		/* Coming off of a blink. */
+		morse_data->state = MORSE_STATE_BLINK_START;
+
+		if (morse_data->morse > 1) {
+			/* Not done yet, just a one-dit pause. */
+			delay = dit_len(morse_data);
+			break;
+		}
+
+		/* Get a new char, figure out how much space. */
+		/* First time through */
+		if (!morse_data->msgpos)
+			morse_data->msgpos = (char *)morse_data->msg;
+
+		if (!*morse_data->msgpos) {
+			/* Repeating */
+			morse_data->msgpos = (char *)morse_data->msg;
+			delay = space_len(morse_data);
+		} else {
+			/* Inter-letter space */
+			delay = dah_len(morse_data);
+		}
+
+		if (!(morse_data->morse = tomorse(*morse_data->msgpos))) {
+			delay = space_len(morse_data);
+			/* And get us back here */
+			morse_data->state = MORSE_STATE_BLINK_STOP;
+		}
+		morse_data->msgpos++;
+		break;
+	}
+
+	mod_timer(&morse_data->timer, jiffies + msecs_to_jiffies(delay));
+
+set_led:
+	led_set_brightness(led_cdev, brightness);
+}
+
+static ssize_t _morse_delay_show(struct led_classdev *led_cdev, char *buf)
+{
+	struct morse_trig_data *morse_data = led_cdev->trigger_data;
+
+	sprintf(buf, "%lu\n", morse_data->delay);
+
+	return strlen(buf) + 1;
+}
+
+static ssize_t _morse_delay_store(struct led_classdev *led_cdev,
+		const char *buf, size_t size)
+{
+	struct morse_trig_data *morse_data = led_cdev->trigger_data;
+	char *after;
+	unsigned long state = simple_strtoul(buf, &after, 10);
+	size_t count = after - buf;
+	int ret = -EINVAL;
+
+	if (*after && isspace(*after))
+		count++;
+
+	if (count == size) {
+		morse_data->delay = state;
+		mod_timer(&morse_data->timer, jiffies + 1);
+		ret = count;
+	}
+
+	return ret;
+}
+
+static ssize_t _morse_msg_show(struct led_classdev *led_cdev, char *buf)
+{
+	struct morse_trig_data *morse_data = led_cdev->trigger_data;
+
+	if (!morse_data->msg)
+		sprintf(buf, "<none>\n");
+	else
+		sprintf(buf, "%s\n", morse_data->msg);
+
+	return strlen(buf) + 1;
+}
+
+static ssize_t _morse_msg_store(struct led_classdev *led_cdev,
+		const char *buf, size_t size)
+{
+	struct morse_trig_data *morse_data = led_cdev->trigger_data;
+	char *m;
+
+	m = kmalloc(size, GFP_KERNEL);
+	if (!m)
+		return -ENOMEM;
+
+	memcpy(m,buf,size);
+	m[size]='\0';
+
+	if (morse_data->msg)
+		kfree(morse_data->msg);
+
+	morse_data->msg = m;
+	morse_data->msgpos = NULL;
+	morse_data->state = MORSE_STATE_BLINK_STOP;
+
+	mod_timer(&morse_data->timer, jiffies + 1);
+
+	return size;
+}
+
+#if LINUX_VERSION_CODE >= KERNEL_VERSION(2,6,23)
+static ssize_t morse_delay_show(struct device *dev,
+		struct device_attribute *attr, char *buf)
+{
+	struct led_classdev *led_cdev = dev_get_drvdata(dev);
+
+	return _morse_delay_show(led_cdev, buf);
+}
+
+static ssize_t morse_delay_store(struct device *dev,
+		struct device_attribute *attr, const char *buf, size_t size)
+{
+	struct led_classdev *led_cdev = dev_get_drvdata(dev);
+
+	return _morse_delay_store(led_cdev, buf, size);
+}
+
+static ssize_t morse_msg_show(struct device *dev,
+		struct device_attribute *attr, char *buf)
+{
+	struct led_classdev *led_cdev = dev_get_drvdata(dev);
+
+	return _morse_msg_show(led_cdev, buf);
+}
+
+static ssize_t morse_msg_store(struct device *dev,
+		struct device_attribute *attr, const char *buf, size_t size)
+{
+	struct led_classdev *led_cdev = dev_get_drvdata(dev);
+
+	return _morse_msg_store(led_cdev, buf, size);
+}
+
+static DEVICE_ATTR(delay, 0644, morse_delay_show, morse_delay_store);
+static DEVICE_ATTR(message, 0644, morse_msg_show, morse_msg_store);
+
+#define led_device_create_file(leddev, attr) \
+	device_create_file(leddev->dev, &dev_attr_ ## attr)
+#define led_device_remove_file(leddev, attr) \
+	device_remove_file(leddev->dev, &dev_attr_ ## attr)
+
+#else
+static ssize_t morse_delay_show(struct class_device *dev, char *buf)
+{
+	struct led_classdev *led_cdev = class_get_devdata(dev);
+
+	return _morse_delay_show(led_cdev, buf);
+}
+
+static ssize_t morse_delay_store(struct class_device *dev, const char *buf,
+		size_t size)
+{
+	struct led_classdev *led_cdev = class_get_devdata(dev);
+
+	return _morse_delay_store(led_cdev, buf, size);
+}
+
+static ssize_t morse_msg_show(struct class_device *dev, char *buf)
+{
+	struct led_classdev *led_cdev = class_get_devdata(dev);
+
+	return _morse_msg_show(led_cdev, buf);
+}
+
+static ssize_t morse_msg_store(struct class_device *dev, const char *buf,
+				size_t size)
+{
+	struct led_classdev *led_cdev = class_get_devdata(dev);
+
+	return _morse_msg_store(led_cdev, buf, size);
+}
+
+static CLASS_DEVICE_ATTR(delay, 0644, morse_delay_show, morse_delay_store);
+static CLASS_DEVICE_ATTR(message, 0644, morse_msg_show, morse_msg_store);
+
+#define led_device_create_file(leddev, attr) \
+	class_device_create_file(leddev->class_dev, &class_device_attr_ ## attr)
+#define led_device_remove_file(leddev, attr) \
+	class_device_remove_file(leddev->class_dev, &class_device_attr_ ## attr)
+
+#endif
+
+static void morse_trig_activate(struct led_classdev *led_cdev)
+{
+	struct morse_trig_data *morse_data;
+	int rc;
+
+	morse_data = kzalloc(sizeof(*morse_data), GFP_KERNEL);
+	if (!morse_data)
+		return;
+
+	morse_data->delay = MORSE_DELAY_BASE;
+	init_timer(&morse_data->timer);
+	morse_data->timer.function = morse_timer_function;
+	morse_data->timer.data = (unsigned long)led_cdev;
+
+	rc = led_device_create_file(led_cdev, delay);
+	if (rc) goto err;
+
+	rc = led_device_create_file(led_cdev, message);
+	if (rc) goto err_delay;
+
+	led_cdev->trigger_data = morse_data;
+
+	return;
+
+err_delay:
+	led_device_remove_file(led_cdev, delay);
+err:
+	kfree(morse_data);
+}
+
+static void morse_trig_deactivate(struct led_classdev *led_cdev)
+{
+	struct morse_trig_data *morse_data = led_cdev->trigger_data;
+
+	if (!morse_data)
+		return;
+
+	led_device_remove_file(led_cdev, message);
+	led_device_remove_file(led_cdev, delay);
+
+	del_timer_sync(&morse_data->timer);
+	if (morse_data->msg)
+		kfree(morse_data->msg);
+
+	kfree(morse_data);
+}
+
+static struct led_trigger morse_led_trigger = {
+	.name		= "morse",
+	.activate	= morse_trig_activate,
+	.deactivate	= morse_trig_deactivate,
+};
+
+static int __init morse_trig_init(void)
+{
+	return led_trigger_register(&morse_led_trigger);
+}
+
+static void __exit morse_trig_exit(void)
+{
+	led_trigger_unregister(&morse_led_trigger);
+}
+
+module_init(morse_trig_init);
+module_exit(morse_trig_exit);
+
+MODULE_AUTHOR("Gabor Juhos <juhosg at openwrt.org>");
+MODULE_DESCRIPTION("Morse LED trigger");
+MODULE_LICENSE("GPL");
diff --git a/target/linux/generic-2.6/files-2.6.24/drivers/leds/ledtrig-netdev.c b/target/linux/generic-2.6/files-2.6.24/drivers/leds/ledtrig-netdev.c
new file mode 100644
index 0000000000..fac3571bdd
--- /dev/null
+++ b/target/linux/generic-2.6/files-2.6.24/drivers/leds/ledtrig-netdev.c
@@ -0,0 +1,451 @@
+/*
+ * LED Kernel Netdev Trigger
+ *
+ * Toggles the LED to reflect the link and traffic state of a named net device
+ *
+ * Copyright 2007 Oliver Jowett <oliver@opencloud.com>
+ *
+ * Derived from ledtrig-timer.c which is:
+ *  Copyright 2005-2006 Openedhand Ltd.
+ *  Author: Richard Purdie <rpurdie@openedhand.com>
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License version 2 as
+ * published by the Free Software Foundation.
+ *
+ */
+
+#include <linux/module.h>
+#include <linux/jiffies.h>
+#include <linux/kernel.h>
+#include <linux/init.h>
+#include <linux/list.h>
+#include <linux/spinlock.h>
+#include <linux/device.h>
+#include <linux/sysdev.h>
+#include <linux/netdevice.h>
+#include <linux/timer.h>
+#include <linux/ctype.h>
+#include <linux/leds.h>
+#include <linux/version.h>
+
+#if LINUX_VERSION_CODE >= KERNEL_VERSION(2,6,26)
+#include <net/net_namespace.h>
+#endif
+
+#include "leds.h"
+
+/*
+ * Configurable sysfs attributes:
+ *
+ * device_name - network device name to monitor
+ *
+ * interval - duration of LED blink, in milliseconds
+ *
+ * mode - either "none" (LED is off) or a space separated list of one or more of:
+ *   link: LED's normal state reflects whether the link is up (has carrier) or not
+ *   tx:   LED blinks on transmitted data
+ *   rx:   LED blinks on receive data
+ * 
+ * Some suggestions:
+ *
+ *  Simple link status LED:
+ *  $ echo netdev >someled/trigger
+ *  $ echo eth0 >someled/device_name
+ *  $ echo link >someled/mode
+ *
+ *  Ethernet-style link/activity LED:
+ *  $ echo netdev >someled/trigger
+ *  $ echo eth0 >someled/device_name
+ *  $ echo "link tx rx" >someled/mode
+ *
+ *  Modem-style tx/rx LEDs:
+ *  $ echo netdev >led1/trigger
+ *  $ echo ppp0 >led1/device_name
+ *  $ echo tx >led1/mode
+ *  $ echo netdev >led2/trigger
+ *  $ echo ppp0 >led2/device_name
+ *  $ echo rx >led2/mode
+ *
+ */
+
+#define MODE_LINK 1
+#define MODE_TX   2
+#define MODE_RX   4
+
+struct led_netdev_data {
+	rwlock_t lock;
+
+	struct timer_list timer;
+	struct notifier_block notifier;
+
+	struct led_classdev *led_cdev;
+	struct net_device *net_dev;
+
+	char device_name[IFNAMSIZ];
+	unsigned interval;
+	unsigned mode;
+	unsigned link_up;
+	unsigned last_activity;
+};
+
+static void set_baseline_state(struct led_netdev_data *trigger_data)
+{
+	if ((trigger_data->mode & MODE_LINK) != 0 && trigger_data->link_up)
+		led_set_brightness(trigger_data->led_cdev, LED_FULL);
+	else
+		led_set_brightness(trigger_data->led_cdev, LED_OFF);
+
+	if ((trigger_data->mode & (MODE_TX | MODE_RX)) != 0 && trigger_data->link_up)
+		mod_timer(&trigger_data->timer, jiffies + trigger_data->interval);
+	else
+		del_timer(&trigger_data->timer);
+}
+
+static ssize_t led_device_name_show(struct device *dev,
+				    struct device_attribute *attr, char *buf)
+{
+	struct led_classdev *led_cdev = dev_get_drvdata(dev);
+	struct led_netdev_data *trigger_data = led_cdev->trigger_data;
+
+	read_lock(&trigger_data->lock);
+	sprintf(buf, "%s\n", trigger_data->device_name);
+	read_unlock(&trigger_data->lock);
+
+	return strlen(buf) + 1;
+}
+
+#if LINUX_VERSION_CODE >= KERNEL_VERSION(2,6,21)
+extern struct net init_net;
+#endif
+
+static ssize_t led_device_name_store(struct device *dev,
+				     struct device_attribute *attr, const char *buf, size_t size)
+{
+	struct led_classdev *led_cdev = dev_get_drvdata(dev);
+	struct led_netdev_data *trigger_data = led_cdev->trigger_data;
+
+	if (size < 0 || size >= IFNAMSIZ)
+		return -EINVAL;
+
+	write_lock(&trigger_data->lock);
+
+	strcpy(trigger_data->device_name, buf);
+	if (size > 0 && trigger_data->device_name[size-1] == '\n')
+		trigger_data->device_name[size-1] = 0;
+
+	if (trigger_data->device_name[0] != 0) {
+		/* check for existing device to update from */
+#if LINUX_VERSION_CODE >= KERNEL_VERSION(2,6,26)
+		trigger_data->net_dev = dev_get_by_name(&init_net, trigger_data->device_name);
+#else
+		trigger_data->net_dev = dev_get_by_name(trigger_data->device_name);
+#endif
+		if (trigger_data->net_dev != NULL)
+			trigger_data->link_up = (dev_get_flags(trigger_data->net_dev) & IFF_LOWER_UP) != 0;
+		set_baseline_state(trigger_data); /* updates LEDs, may start timers */
+	}
+
+	write_unlock(&trigger_data->lock);
+	return size;
+}
+
+static DEVICE_ATTR(device_name, 0644, led_device_name_show, led_device_name_store);
+
+static ssize_t led_mode_show(struct device *dev,
+			     struct device_attribute *attr, char *buf)
+{
+	struct led_classdev *led_cdev = dev_get_drvdata(dev);
+	struct led_netdev_data *trigger_data = led_cdev->trigger_data;
+
+	read_lock(&trigger_data->lock);
+
+	if (trigger_data->mode == 0) {
+		strcpy(buf, "none\n");
+	} else {
+		if (trigger_data->mode & MODE_LINK)
+			strcat(buf, "link ");
+		if (trigger_data->mode & MODE_TX)
+			strcat(buf, "tx ");
+		if (trigger_data->mode & MODE_RX)
+			strcat(buf, "rx ");
+		strcat(buf, "\n");
+	}
+
+	read_unlock(&trigger_data->lock);
+
+	return strlen(buf)+1;
+}
+
+static ssize_t led_mode_store(struct device *dev,
+			      struct device_attribute *attr, const char *buf, size_t size)
+{
+	struct led_classdev *led_cdev = dev_get_drvdata(dev);
+	struct led_netdev_data *trigger_data = led_cdev->trigger_data;
+	char copybuf[1024];
+	int new_mode = -1;
+	char *p, *token;
+
+	/* take a copy since we don't want to trash the inbound buffer when using strsep */
+	strncpy(copybuf, buf, sizeof(copybuf));
+	copybuf[1023] = 0;
+	p = copybuf;
+
+	while ((token = strsep(&p, " \t\n")) != NULL) {
+		if (!*token)
+			continue;
+
+		if (new_mode == -1)
+			new_mode = 0;
+
+		if (!strcmp(token, "none"))
+			new_mode = 0;
+		else if (!strcmp(token, "tx"))
+			new_mode |= MODE_TX;
+		else if (!strcmp(token, "rx"))
+			new_mode |= MODE_RX;
+		else if (!strcmp(token, "link"))
+			new_mode |= MODE_LINK;
+		else
+			return -EINVAL;
+	}
+
+	if (new_mode == -1)
+		return -EINVAL;
+
+	write_lock(&trigger_data->lock);
+	trigger_data->mode = new_mode;
+	set_baseline_state(trigger_data);
+	write_unlock(&trigger_data->lock);
+
+	return size;
+}
+
+static DEVICE_ATTR(mode, 0644, led_mode_show, led_mode_store);
+
+static ssize_t led_interval_show(struct device *dev,
+				 struct device_attribute *attr, char *buf)
+{
+	struct led_classdev *led_cdev = dev_get_drvdata(dev);
+	struct led_netdev_data *trigger_data = led_cdev->trigger_data;
+
+	read_lock(&trigger_data->lock);
+	sprintf(buf, "%u\n", jiffies_to_msecs(trigger_data->interval));
+	read_unlock(&trigger_data->lock);
+
+	return strlen(buf) + 1;
+}
+
+static ssize_t led_interval_store(struct device *dev,
+				  struct device_attribute *attr, const char *buf, size_t size)
+{
+	struct led_classdev *led_cdev = dev_get_drvdata(dev);
+	struct led_netdev_data *trigger_data = led_cdev->trigger_data;
+	int ret = -EINVAL;
+	char *after;
+	unsigned long value = simple_strtoul(buf, &after, 10);
+	size_t count = after - buf;
+
+	if (*after && isspace(*after))
+		count++;
+
+	/* impose some basic bounds on the timer interval */
+	if (count == size && value >= 5 && value <= 10000) {
+		write_lock(&trigger_data->lock);
+		trigger_data->interval = msecs_to_jiffies(value);
+		set_baseline_state(trigger_data); // resets timer
+		write_unlock(&trigger_data->lock);
+		ret = count;
+	}
+
+	return ret;
+}
+
+static DEVICE_ATTR(interval, 0644, led_interval_show, led_interval_store);
+
+static int netdev_trig_notify(struct notifier_block *nb,
+			      unsigned long evt,
+			      void *dv)
+{
+	struct net_device *dev = dv;
+	struct led_netdev_data *trigger_data = container_of(nb, struct led_netdev_data, notifier);
+
+	if (evt != NETDEV_UP && evt != NETDEV_DOWN && evt != NETDEV_CHANGE && evt != NETDEV_REGISTER && evt != NETDEV_UNREGISTER)
+		return NOTIFY_DONE;
+
+	write_lock(&trigger_data->lock);
+
+	if (strcmp(dev->name, trigger_data->device_name))
+		goto done;
+
+	if (evt == NETDEV_REGISTER) {
+		if (trigger_data->net_dev != NULL)
+			dev_put(trigger_data->net_dev);
+		dev_hold(dev);
+		trigger_data->net_dev = dev;
+		trigger_data->link_up = 0;
+		goto done;
+	}
+
+	if (evt == NETDEV_UNREGISTER && trigger_data->net_dev != NULL) {
+		dev_put(trigger_data->net_dev);
+		trigger_data->net_dev = NULL;
+		goto done;
+	}
+
+	/* UP / DOWN / CHANGE */
+
+	trigger_data->link_up = (evt != NETDEV_DOWN && netif_carrier_ok(dev));
+	set_baseline_state(trigger_data);
+
+done:
+	write_unlock(&trigger_data->lock);
+	return NOTIFY_DONE;
+}
+
+/* here's the real work! */
+static void netdev_trig_timer(unsigned long arg)
+{
+	struct led_netdev_data *trigger_data = (struct led_netdev_data *)arg;
+	struct net_device_stats *dev_stats;
+	unsigned new_activity;
+
+	write_lock(&trigger_data->lock);
+
+	if (!trigger_data->link_up || !trigger_data->net_dev || (trigger_data->mode & (MODE_TX | MODE_RX)) == 0) {
+		/* we don't need to do timer work, just reflect link state. */
+		led_set_brightness(trigger_data->led_cdev, ((trigger_data->mode & MODE_LINK) != 0 && trigger_data->link_up) ? LED_FULL : LED_OFF);
+		goto no_restart;
+	}
+
+	dev_stats = trigger_data->net_dev->get_stats(trigger_data->net_dev);
+	new_activity =
+		((trigger_data->mode & MODE_TX) ? dev_stats->tx_packets : 0) +
+		((trigger_data->mode & MODE_RX) ? dev_stats->rx_packets : 0);
+
+	if (trigger_data->mode & MODE_LINK) {
+		/* base state is ON (link present) */
+		/* if there's no link, we don't get this far and the LED is off */
+
+		/* OFF -> ON always */
+		/* ON -> OFF on activity */
+		if (trigger_data->led_cdev->brightness == LED_OFF) {
+			led_set_brightness(trigger_data->led_cdev, LED_FULL);
+		} else if (trigger_data->last_activity != new_activity) {
+			led_set_brightness(trigger_data->led_cdev, LED_OFF);
+		}
+	} else {
+		/* base state is OFF */
+		/* ON -> OFF always */
+		/* OFF -> ON on activity */
+		if (trigger_data->led_cdev->brightness == LED_FULL) {
+			led_set_brightness(trigger_data->led_cdev, LED_OFF);
+		} else if (trigger_data->last_activity != new_activity) {
+			led_set_brightness(trigger_data->led_cdev, LED_FULL);
+		}
+	}
+
+	trigger_data->last_activity = new_activity;
+	mod_timer(&trigger_data->timer, jiffies + trigger_data->interval);
+
+no_restart:
+	write_unlock(&trigger_data->lock);
+}
+
+static void netdev_trig_activate(struct led_classdev *led_cdev)
+{
+	struct led_netdev_data *trigger_data;
+	int rc;
+
+	trigger_data = kzalloc(sizeof(struct led_netdev_data), GFP_KERNEL);
+	if (!trigger_data)
+		return;
+
+	rwlock_init(&trigger_data->lock);
+
+	trigger_data->notifier.notifier_call = netdev_trig_notify;
+	trigger_data->notifier.priority = 10;
+
+	setup_timer(&trigger_data->timer, netdev_trig_timer, (unsigned long) trigger_data);
+
+	trigger_data->led_cdev = led_cdev;
+	trigger_data->net_dev = NULL;
+	trigger_data->device_name[0] = 0;
+
+	trigger_data->mode = 0;
+	trigger_data->interval = msecs_to_jiffies(50);
+	trigger_data->link_up = 0;
+	trigger_data->last_activity = 0;
+
+	led_cdev->trigger_data = trigger_data;
+
+	rc = device_create_file(led_cdev->dev, &dev_attr_device_name);
+	if (rc)
+		goto err_out;
+	rc = device_create_file(led_cdev->dev, &dev_attr_mode);
+	if (rc)
+		goto err_out_device_name;
+	rc = device_create_file(led_cdev->dev, &dev_attr_interval);
+	if (rc)
+		goto err_out_mode;
+
+	register_netdevice_notifier(&trigger_data->notifier);
+	return;
+
+err_out_mode:
+	device_remove_file(led_cdev->dev, &dev_attr_mode);
+err_out_device_name:
+	device_remove_file(led_cdev->dev, &dev_attr_device_name);
+err_out:
+	led_cdev->trigger_data = NULL;
+	kfree(trigger_data);
+}
+
+static void netdev_trig_deactivate(struct led_classdev *led_cdev)
+{
+	struct led_netdev_data *trigger_data = led_cdev->trigger_data;
+
+	if (trigger_data) {
+		unregister_netdevice_notifier(&trigger_data->notifier);
+
+		device_remove_file(led_cdev->dev, &dev_attr_device_name);
+		device_remove_file(led_cdev->dev, &dev_attr_mode);
+		device_remove_file(led_cdev->dev, &dev_attr_interval);
+
+		write_lock(&trigger_data->lock);
+
+		if (trigger_data->net_dev) {
+			dev_put(trigger_data->net_dev);
+			trigger_data->net_dev = NULL;
+		}
+
+		write_unlock(&trigger_data->lock);
+
+		del_timer_sync(&trigger_data->timer);
+
+		kfree(trigger_data);
+	}
+}
+
+static struct led_trigger netdev_led_trigger = {
+	.name     = "netdev",
+	.activate = netdev_trig_activate,
+	.deactivate = netdev_trig_deactivate,
+};
+
+static int __init netdev_trig_init(void)
+{
+	return led_trigger_register(&netdev_led_trigger);
+}
+
+static void __exit netdev_trig_exit(void)
+{
+	led_trigger_unregister(&netdev_led_trigger);
+}
+
+module_init(netdev_trig_init);
+module_exit(netdev_trig_exit);
+
+MODULE_AUTHOR("Oliver Jowett <oliver@opencloud.com>");
+MODULE_DESCRIPTION("Netdev LED trigger");
+MODULE_LICENSE("GPL");
diff --git a/target/linux/generic-2.6/files-2.6.24/drivers/spi/spi_gpio.c b/target/linux/generic-2.6/files-2.6.24/drivers/spi/spi_gpio.c
new file mode 100644
index 0000000000..31048acc3f
--- /dev/null
+++ b/target/linux/generic-2.6/files-2.6.24/drivers/spi/spi_gpio.c
@@ -0,0 +1,242 @@
+/*
+ * Bitbanging SPI bus driver using GPIO API
+ *
+ * Copyright (c) 2008 Piotr Skamruk
+ * Copyright (c) 2008 Michael Buesch
+ *
+ * based on spi_s3c2410_gpio.c
+ *   Copyright (c) 2006 Ben Dooks
+ *   Copyright (c) 2006 Simtec Electronics
+ * and on i2c-gpio.c
+ *   Copyright (C) 2007 Atmel Corporation
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License version 2 as
+ * published by the Free Software Foundation.
+ */
+
+#include <linux/kernel.h>
+#include <linux/init.h>
+#include <linux/delay.h>
+#include <linux/spinlock.h>
+#include <linux/workqueue.h>
+#include <linux/module.h>
+#include <linux/platform_device.h>
+#include <linux/spi/spi.h>
+#include <linux/spi/spi_bitbang.h>
+#include "linux/spi/spi_gpio.h" //XXX
+#include <asm/gpio.h>
+
+
+struct spi_gpio {
+	struct spi_bitbang bitbang;
+	struct spi_gpio_platform_data *info;
+	struct platform_device *pdev;
+	struct spi_board_info bi;
+};
+
+
+static inline struct spi_gpio *spidev_to_sg(struct spi_device *dev)
+{
+	return dev->controller_data;
+}
+
+static inline void setsck(struct spi_device *dev, int val)
+{
+	struct spi_gpio *sp = spidev_to_sg(dev);
+	gpio_set_value(sp->info->pin_clk, val ? 1 : 0);
+}
+
+static inline void setmosi(struct spi_device *dev, int val )
+{
+	struct spi_gpio *sp = spidev_to_sg(dev);
+	gpio_set_value(sp->info->pin_mosi, val ? 1 : 0);
+}
+
+static inline u32 getmiso(struct spi_device *dev)
+{
+	struct spi_gpio *sp = spidev_to_sg(dev);
+	return gpio_get_value(sp->info->pin_miso) ? 1 : 0;
+}
+
+static inline void do_spidelay(struct spi_device *dev, unsigned nsecs)
+{
+	struct spi_gpio *sp = spidev_to_sg(dev);
+
+	if (!sp->info->no_spi_delay)
+		ndelay(nsecs);
+}
+
+#define spidelay(nsecs) do {					\
+	/* Steal the spi_device pointer from our caller.	\
+	 * The bitbang-API should probably get fixed here... */	\
+	do_spidelay(spi, nsecs);				\
+  } while (0)
+
+#define EXPAND_BITBANG_TXRX
+#include <linux/spi/spi_bitbang.h>
+
+static u32 spi_gpio_txrx_mode0(struct spi_device *spi,
+			       unsigned nsecs, u32 word, u8 bits)
+{
+        return bitbang_txrx_be_cpha0(spi, nsecs, 0, word, bits);
+}
+
+static u32 spi_gpio_txrx_mode1(struct spi_device *spi,
+			       unsigned nsecs, u32 word, u8 bits)
+{
+        return bitbang_txrx_be_cpha1(spi, nsecs, 0, word, bits);
+}
+
+static u32 spi_gpio_txrx_mode2(struct spi_device *spi,
+			       unsigned nsecs, u32 word, u8 bits)
+{
+        return bitbang_txrx_be_cpha0(spi, nsecs, 1, word, bits);
+}
+
+static u32 spi_gpio_txrx_mode3(struct spi_device *spi,
+			       unsigned nsecs, u32 word, u8 bits)
+{
+        return bitbang_txrx_be_cpha1(spi, nsecs, 1, word, bits);
+}
+
+static void spi_gpio_chipselect(struct spi_device *dev, int on)
+{
+	struct spi_gpio *sp = spidev_to_sg(dev);
+
+	if (sp->info->cs_activelow)
+		on = !on;
+	gpio_set_value(sp->info->pin_cs, on ? 1 : 0);
+}
+
+static int spi_gpio_probe(struct platform_device *pdev)
+{
+	struct spi_master *master;
+	struct spi_gpio_platform_data *pdata;
+	struct spi_gpio *sp;
+	struct spi_device *spidev;
+	int err;
+
+	pdata = pdev->dev.platform_data;
+	if (!pdata)
+		return -ENXIO;
+
+	err = -ENOMEM;
+	master = spi_alloc_master(&pdev->dev, sizeof(struct spi_gpio));
+	if (!master)
+		goto err_alloc_master;
+
+	sp = spi_master_get_devdata(master);
+	platform_set_drvdata(pdev, sp);
+	sp->info = pdata;
+
+	err = gpio_request(pdata->pin_clk, "spi_clock");
+	if (err)
+		goto err_request_clk;
+	err = gpio_request(pdata->pin_mosi, "spi_mosi");
+	if (err)
+		goto err_request_mosi;
+	err = gpio_request(pdata->pin_miso, "spi_miso");
+	if (err)
+		goto err_request_miso;
+	err = gpio_request(pdata->pin_cs, "spi_cs");
+	if (err)
+		goto err_request_cs;
+
+	sp->bitbang.master = spi_master_get(master);
+	sp->bitbang.master->bus_num = -1;
+	sp->bitbang.master->num_chipselect = 1;
+	sp->bitbang.chipselect = spi_gpio_chipselect;
+	sp->bitbang.txrx_word[SPI_MODE_0] = spi_gpio_txrx_mode0;
+	sp->bitbang.txrx_word[SPI_MODE_1] = spi_gpio_txrx_mode1;
+	sp->bitbang.txrx_word[SPI_MODE_2] = spi_gpio_txrx_mode2;
+	sp->bitbang.txrx_word[SPI_MODE_3] = spi_gpio_txrx_mode3;
+
+	gpio_direction_output(pdata->pin_clk, 0);
+	gpio_direction_output(pdata->pin_mosi, 0);
+	gpio_direction_output(pdata->pin_cs,
+			      pdata->cs_activelow ? 1 : 0);
+	gpio_direction_input(pdata->pin_miso);
+
+	err = spi_bitbang_start(&sp->bitbang);
+	if (err)
+		goto err_no_bitbang;
+	err = pdata->boardinfo_setup(&sp->bi, master,
+				     pdata->boardinfo_setup_data);
+	if (err)
+		goto err_bi_setup;
+	sp->bi.controller_data = sp;
+	spidev = spi_new_device(master, &sp->bi);
+	if (!spidev)
+		goto err_new_dev;
+
+	return 0;
+
+err_new_dev:
+err_bi_setup:
+	spi_bitbang_stop(&sp->bitbang);
+err_no_bitbang:
+	spi_master_put(sp->bitbang.master);
+	gpio_free(pdata->pin_cs);
+err_request_cs:
+	gpio_free(pdata->pin_miso);
+err_request_miso:
+	gpio_free(pdata->pin_mosi);
+err_request_mosi:
+	gpio_free(pdata->pin_clk);
+err_request_clk:
+	kfree(master);
+
+err_alloc_master:
+	return err;
+}
+
+static int __devexit spi_gpio_remove(struct platform_device *pdev)
+{
+	struct spi_gpio *sp;
+	struct spi_gpio_platform_data *pdata;
+
+	pdata = pdev->dev.platform_data;
+	sp = platform_get_drvdata(pdev);
+
+	gpio_free(pdata->pin_clk);
+	gpio_free(pdata->pin_mosi);
+	gpio_free(pdata->pin_miso);
+	gpio_free(pdata->pin_cs);
+	spi_bitbang_stop(&sp->bitbang);
+	spi_master_put(sp->bitbang.master);
+
+	return 0;
+}
+
+static struct platform_driver spi_gpio_driver = {
+	.driver		= {
+		.name	= "spi-gpio",
+		.owner	= THIS_MODULE,
+	},
+	.probe		= spi_gpio_probe,
+	.remove		= __devexit_p(spi_gpio_remove),
+};
+
+static int __init spi_gpio_init(void)
+{
+	int err;
+
+	err = platform_driver_register(&spi_gpio_driver);
+	if (err)
+		printk(KERN_ERR "spi-gpio: register failed: %d\n", err);
+
+	return err;
+}
+module_init(spi_gpio_init);
+
+static void __exit spi_gpio_exit(void)
+{
+	platform_driver_unregister(&spi_gpio_driver);
+}
+module_exit(spi_gpio_exit);
+
+MODULE_AUTHOR("Piot Skamruk <piotr.skamruk at gmail.com>");
+MODULE_AUTHOR("Michael Buesch");
+MODULE_DESCRIPTION("Platform independent GPIO bitbangling SPI driver");
+MODULE_LICENSE("GPL v2");
diff --git a/target/linux/generic-2.6/files-2.6.24/drivers/ssb/Kconfig b/target/linux/generic-2.6/files-2.6.24/drivers/ssb/Kconfig
new file mode 100644
index 0000000000..d976660cb7
--- /dev/null
+++ b/target/linux/generic-2.6/files-2.6.24/drivers/ssb/Kconfig
@@ -0,0 +1,117 @@
+menu "Sonics Silicon Backplane"
+
+config SSB_POSSIBLE
+	bool
+	depends on HAS_IOMEM
+	default y
+
+config SSB
+	tristate "Sonics Silicon Backplane support"
+	depends on SSB_POSSIBLE
+	help
+	  Support for the Sonics Silicon Backplane bus.
+	  You only need to enable this option, if you are
+	  configuring a kernel for an embedded system with
+	  this bus.
+	  It will be auto-selected if needed in other
+	  environments.
+
+	  The module will be called ssb.
+
+	  If unsure, say N.
+
+config SSB_PCIHOST_POSSIBLE
+	bool
+	depends on SSB && (PCI = y || PCI = SSB)
+	default y
+
+config SSB_PCIHOST
+	bool "Support for SSB on PCI-bus host"
+	depends on SSB_PCIHOST_POSSIBLE
+	default y
+	help
+	  Support for a Sonics Silicon Backplane on top
+	  of a PCI device.
+
+	  If unsure, say Y
+
+config SSB_PCMCIAHOST_POSSIBLE
+	bool
+	depends on SSB && (PCMCIA = y || PCMCIA = SSB) && EXPERIMENTAL
+	default y
+
+config SSB_PCMCIAHOST
+	bool "Support for SSB on PCMCIA-bus host (EXPERIMENTAL)"
+	depends on SSB_PCMCIAHOST_POSSIBLE
+	help
+	  Support for a Sonics Silicon Backplane on top
+	  of a PCMCIA device.
+
+	  If unsure, say N
+
+config SSB_SILENT
+	bool "No SSB kernel messages"
+	depends on SSB && EMBEDDED
+	help
+	  This option turns off all Sonics Silicon Backplane printks.
+	  Note that you won't be able to identify problems, once
+	  messages are turned off.
+	  This might only be desired for production kernels on
+	  embedded devices to reduce the kernel size.
+
+	  Say N
+
+config SSB_DEBUG
+	bool "SSB debugging"
+	depends on SSB && !SSB_SILENT
+	help
+	  This turns on additional runtime checks and debugging
+	  messages. Turn this on for SSB troubleshooting.
+
+	  If unsure, say N
+
+config SSB_SERIAL
+	bool
+	depends on SSB
+	# ChipCommon and ExtIf serial support routines.
+
+config SSB_DRIVER_PCICORE_POSSIBLE
+	bool
+	depends on SSB_PCIHOST
+	default y
+
+config SSB_DRIVER_PCICORE
+	bool "SSB PCI core driver"
+	depends on SSB_DRIVER_PCICORE_POSSIBLE
+	help
+	  Driver for the Sonics Silicon Backplane attached
+	  Broadcom PCI core.
+
+	  If unsure, say Y
+
+config SSB_PCICORE_HOSTMODE
+	bool "Hostmode support for SSB PCI core (EXPERIMENTAL)"
+	depends on SSB_DRIVER_PCICORE && SSB_DRIVER_MIPS && EXPERIMENTAL
+	help
+	  PCIcore hostmode operation (external PCI bus).
+
+config SSB_DRIVER_MIPS
+	bool "SSB Broadcom MIPS core driver (EXPERIMENTAL)"
+	depends on SSB && MIPS && EXPERIMENTAL
+	select SSB_SERIAL
+	help
+	  Driver for the Sonics Silicon Backplane attached
+	  Broadcom MIPS core.
+
+	  If unsure, say N
+
+config SSB_DRIVER_EXTIF
+	bool "SSB Broadcom EXTIF core driver (EXPERIMENTAL)"
+	depends on SSB_DRIVER_MIPS && EXPERIMENTAL
+	help
+	  Driver for the Sonics Silicon Backplane attached
+	  Broadcom EXTIF core.
+
+	  If unsure, say N
+
+endmenu
diff --git a/target/linux/generic-2.6/files-2.6.24/drivers/ssb/Makefile b/target/linux/generic-2.6/files-2.6.24/drivers/ssb/Makefile
new file mode 100644
index 0000000000..7be3975958
--- /dev/null
+++ b/target/linux/generic-2.6/files-2.6.24/drivers/ssb/Makefile
@@ -0,0 +1,18 @@
+# core
+ssb-y					+= main.o scan.o
+
+# host support
+ssb-$(CONFIG_SSB_PCIHOST)		+= pci.o pcihost_wrapper.o
+ssb-$(CONFIG_SSB_PCMCIAHOST)		+= pcmcia.o
+
+# built-in drivers
+ssb-y					+= driver_chipcommon.o
+ssb-$(CONFIG_SSB_DRIVER_MIPS)		+= driver_mipscore.o
+ssb-$(CONFIG_SSB_DRIVER_EXTIF)		+= driver_extif.o
+ssb-$(CONFIG_SSB_DRIVER_PCICORE)	+= driver_pcicore.o
+
+# b43 pci-ssb-bridge driver
+# Not strictly a part of SSB, but kept here for convenience
+ssb-$(CONFIG_SSB_PCIHOST)		+= b43_pci_bridge.o
+
+obj-$(CONFIG_SSB)			+= ssb.o
diff --git a/target/linux/generic-2.6/files-2.6.24/drivers/ssb/b43_pci_bridge.c b/target/linux/generic-2.6/files-2.6.24/drivers/ssb/b43_pci_bridge.c
new file mode 100644
index 0000000000..2d27d6d6d0
--- /dev/null
+++ b/target/linux/generic-2.6/files-2.6.24/drivers/ssb/b43_pci_bridge.c
@@ -0,0 +1,50 @@
+/*
+ * Broadcom 43xx PCI-SSB bridge module
+ *
+ * This technically is a separate PCI driver module, but
+ * because of its small size we include it in the SSB core
+ * instead of creating a standalone module.
+ *
+ * Copyright 2007  Michael Buesch <mb@bu3sch.de>
+ *
+ * Licensed under the GNU/GPL. See COPYING for details.
+ */
+
+#include <linux/pci.h>
+#include <linux/ssb/ssb.h>
+
+#include "ssb_private.h"
+
+
+static const struct pci_device_id b43_pci_bridge_tbl[] = {
+	{ PCI_DEVICE(PCI_VENDOR_ID_BROADCOM, 0x4301) },
+	{ PCI_DEVICE(PCI_VENDOR_ID_BROADCOM, 0x4307) },
+	{ PCI_DEVICE(PCI_VENDOR_ID_BROADCOM, 0x4311) },
+	{ PCI_DEVICE(PCI_VENDOR_ID_BROADCOM, 0x4312) },
+	{ PCI_DEVICE(PCI_VENDOR_ID_BROADCOM, 0x4318) },
+	{ PCI_DEVICE(PCI_VENDOR_ID_BROADCOM, 0x4319) },
+	{ PCI_DEVICE(PCI_VENDOR_ID_BROADCOM, 0x4320) },
+	{ PCI_DEVICE(PCI_VENDOR_ID_BROADCOM, 0x4321) },
+	{ PCI_DEVICE(PCI_VENDOR_ID_BROADCOM, 0x4324) },
+	{ PCI_DEVICE(PCI_VENDOR_ID_BROADCOM, 0x4325) },
+	{ PCI_DEVICE(PCI_VENDOR_ID_BROADCOM, 0x4328) },
+	{ PCI_DEVICE(PCI_VENDOR_ID_BROADCOM, 0x4329) },
+	{ 0, },
+};
+MODULE_DEVICE_TABLE(pci, b43_pci_bridge_tbl);
+
+static struct pci_driver b43_pci_bridge_driver = {
+	.name = "b43-pci-bridge",
+	.id_table = b43_pci_bridge_tbl,
+};
+
+
+int __init b43_pci_ssb_bridge_init(void)
+{
+	return ssb_pcihost_register(&b43_pci_bridge_driver);
+}
+
+void __exit b43_pci_ssb_bridge_exit(void)
+{
+	ssb_pcihost_unregister(&b43_pci_bridge_driver);
+}
diff --git a/target/linux/generic-2.6/files-2.6.24/drivers/ssb/driver_chipcommon.c b/target/linux/generic-2.6/files-2.6.24/drivers/ssb/driver_chipcommon.c
new file mode 100644
index 0000000000..6fbf1c53b6
--- /dev/null
+++ b/target/linux/generic-2.6/files-2.6.24/drivers/ssb/driver_chipcommon.c
@@ -0,0 +1,445 @@
+/*
+ * Sonics Silicon Backplane
+ * Broadcom ChipCommon core driver
+ *
+ * Copyright 2005, Broadcom Corporation
+ * Copyright 2006, 2007, Michael Buesch <mb@bu3sch.de>
+ *
+ * Licensed under the GNU/GPL. See COPYING for details.
+ */
+
+#include <linux/ssb/ssb.h>
+#include <linux/ssb/ssb_regs.h>
+#include <linux/pci.h>
+
+#include "ssb_private.h"
+
+
+/* Clock sources */
+enum ssb_clksrc {
+	/* PCI clock */
+	SSB_CHIPCO_CLKSRC_PCI,
+	/* Crystal slow clock oscillator */
+	SSB_CHIPCO_CLKSRC_XTALOS,
+	/* Low power oscillator */
+	SSB_CHIPCO_CLKSRC_LOPWROS,
+};
+
+
+static inline u32 chipco_read32(struct ssb_chipcommon *cc,
+				u16 offset)
+{
+	return ssb_read32(cc->dev, offset);
+}
+
+static inline void chipco_write32(struct ssb_chipcommon *cc,
+				  u16 offset,
+				  u32 value)
+{
+	ssb_write32(cc->dev, offset, value);
+}
+
+static inline void chipco_write32_masked(struct ssb_chipcommon *cc, u16 offset,
+					 u32 mask, u32 value)
+{
+	value &= mask;
+	value |= chipco_read32(cc, offset) & ~mask;
+	chipco_write32(cc, offset, value);
+}
+
+void ssb_chipco_set_clockmode(struct ssb_chipcommon *cc,
+			      enum ssb_clkmode mode)
+{
+	struct ssb_device *ccdev = cc->dev;
+	struct ssb_bus *bus;
+	u32 tmp;
+
+	if (!ccdev)
+		return;
+	bus = ccdev->bus;
+	/* chipcommon cores prior to rev6 don't support dynamic clock control */
+	if (ccdev->id.revision < 6)
+		return;
+	/* chipcommon cores rev10 are a whole new ball game */
+	if (ccdev->id.revision >= 10)
+		return;
+	if (!(cc->capabilities & SSB_CHIPCO_CAP_PCTL))
+		return;
+
+	switch (mode) {
+	case SSB_CLKMODE_SLOW:
+		tmp = chipco_read32(cc, SSB_CHIPCO_SLOWCLKCTL);
+		tmp |= SSB_CHIPCO_SLOWCLKCTL_FSLOW;
+		chipco_write32(cc, SSB_CHIPCO_SLOWCLKCTL, tmp);
+		break;
+	case SSB_CLKMODE_FAST:
+		ssb_pci_xtal(bus, SSB_GPIO_XTAL, 1); /* Force crystal on */
+		tmp = chipco_read32(cc, SSB_CHIPCO_SLOWCLKCTL);
+		tmp &= ~SSB_CHIPCO_SLOWCLKCTL_FSLOW;
+		tmp |= SSB_CHIPCO_SLOWCLKCTL_IPLL;
+		chipco_write32(cc, SSB_CHIPCO_SLOWCLKCTL, tmp);
+		break;
+	case SSB_CLKMODE_DYNAMIC:
+		tmp = chipco_read32(cc, SSB_CHIPCO_SLOWCLKCTL);
+		tmp &= ~SSB_CHIPCO_SLOWCLKCTL_FSLOW;
+		tmp &= ~SSB_CHIPCO_SLOWCLKCTL_IPLL;
+		tmp &= ~SSB_CHIPCO_SLOWCLKCTL_ENXTAL;
+		if ((tmp & SSB_CHIPCO_SLOWCLKCTL_SRC) != SSB_CHIPCO_SLOWCLKCTL_SRC_XTAL)
+			tmp |= SSB_CHIPCO_SLOWCLKCTL_ENXTAL;
+		chipco_write32(cc, SSB_CHIPCO_SLOWCLKCTL, tmp);
+
+		/* for dynamic control, we have to release our xtal_pu "force on" */
+		if (tmp & SSB_CHIPCO_SLOWCLKCTL_ENXTAL)
+			ssb_pci_xtal(bus, SSB_GPIO_XTAL, 0);
+		break;
+	default:
+		SSB_WARN_ON(1);
+	}
+}
+
+/* Get the Slow Clock Source */
+static enum ssb_clksrc chipco_pctl_get_slowclksrc(struct ssb_chipcommon *cc)
+{
+	struct ssb_bus *bus = cc->dev->bus;
+	u32 uninitialized_var(tmp);
+
+	if (cc->dev->id.revision < 6) {
+		if (bus->bustype == SSB_BUSTYPE_SSB ||
+		    bus->bustype == SSB_BUSTYPE_PCMCIA)
+			return SSB_CHIPCO_CLKSRC_XTALOS;
+		if (bus->bustype == SSB_BUSTYPE_PCI) {
+			pci_read_config_dword(bus->host_pci, SSB_GPIO_OUT, &tmp);
+			if (tmp & 0x10)
+				return SSB_CHIPCO_CLKSRC_PCI;
+			return SSB_CHIPCO_CLKSRC_XTALOS;
+		}
+	}
+	if (cc->dev->id.revision < 10) {
+		tmp = chipco_read32(cc, SSB_CHIPCO_SLOWCLKCTL);
+		tmp &= 0x7;
+		if (tmp == 0)
+			return SSB_CHIPCO_CLKSRC_LOPWROS;
+		if (tmp == 1)
+			return SSB_CHIPCO_CLKSRC_XTALOS;
+		if (tmp == 2)
+			return SSB_CHIPCO_CLKSRC_PCI;
+	}
+
+	return SSB_CHIPCO_CLKSRC_XTALOS;
+}
+
+/* Get maximum or minimum (depending on get_max flag) slowclock frequency. */
+static int chipco_pctl_clockfreqlimit(struct ssb_chipcommon *cc, int get_max)
+{
+	int uninitialized_var(limit);
+	enum ssb_clksrc clocksrc;
+	int divisor = 1;
+	u32 tmp;
+
+	clocksrc = chipco_pctl_get_slowclksrc(cc);
+	if (cc->dev->id.revision < 6) {
+		switch (clocksrc) {
+		case SSB_CHIPCO_CLKSRC_PCI:
+			divisor = 64;
+			break;
+		case SSB_CHIPCO_CLKSRC_XTALOS:
+			divisor = 32;
+			break;
+		default:
+			SSB_WARN_ON(1);
+		}
+	} else if (cc->dev->id.revision < 10) {
+		switch (clocksrc) {
+		case SSB_CHIPCO_CLKSRC_LOPWROS:
+			break;
+		case SSB_CHIPCO_CLKSRC_XTALOS:
+		case SSB_CHIPCO_CLKSRC_PCI:
+			tmp = chipco_read32(cc, SSB_CHIPCO_SLOWCLKCTL);
+			divisor = (tmp >> 16) + 1;
+			divisor *= 4;
+			break;
+		}
+	} else {
+		tmp = chipco_read32(cc, SSB_CHIPCO_SYSCLKCTL);
+		divisor = (tmp >> 16) + 1;
+		divisor *= 4;
+	}
+
+	switch (clocksrc) {
+	case SSB_CHIPCO_CLKSRC_LOPWROS:
+		if (get_max)
+			limit = 43000;
+		else
+			limit = 25000;
+		break;
+	case SSB_CHIPCO_CLKSRC_XTALOS:
+		if (get_max)
+			limit = 20200000;
+		else
+			limit = 19800000;
+		break;
+	case SSB_CHIPCO_CLKSRC_PCI:
+		if (get_max)
+			limit = 34000000;
+		else
+			limit = 25000000;
+		break;
+	}
+	limit /= divisor;
+
+	return limit;
+}
+
+static void chipco_powercontrol_init(struct ssb_chipcommon *cc)
+{
+	struct ssb_bus *bus = cc->dev->bus;
+
+	if (bus->chip_id == 0x4321) {
+		if (bus->chip_rev == 0)
+			chipco_write32(cc, SSB_CHIPCO_CHIPCTL, 0x3A4);
+		else if (bus->chip_rev == 1)
+			chipco_write32(cc, SSB_CHIPCO_CHIPCTL, 0xA4);
+	}
+
+	if (!(cc->capabilities & SSB_CHIPCO_CAP_PCTL))
+		return;
+
+	if (cc->dev->id.revision >= 10) {
+		/* Set Idle Power clock rate to 1Mhz */
+		chipco_write32(cc, SSB_CHIPCO_SYSCLKCTL,
+			       (chipco_read32(cc, SSB_CHIPCO_SYSCLKCTL) &
+				0x0000FFFF) | 0x00040000);
+	} else {
+		int maxfreq;
+
+		maxfreq = chipco_pctl_clockfreqlimit(cc, 1);
+		chipco_write32(cc, SSB_CHIPCO_PLLONDELAY,
+			       (maxfreq * 150 + 999999) / 1000000);
+		chipco_write32(cc, SSB_CHIPCO_FREFSELDELAY,
+			       (maxfreq * 15 + 999999) / 1000000);
+	}
+}
+
+static void calc_fast_powerup_delay(struct ssb_chipcommon *cc)
+{
+	struct ssb_bus *bus = cc->dev->bus;
+	int minfreq;
+	unsigned int tmp;
+	u32 pll_on_delay;
+
+	if (bus->bustype != SSB_BUSTYPE_PCI)
+		return;
+	if (!(cc->capabilities & SSB_CHIPCO_CAP_PCTL))
+		return;
+
+	minfreq = chipco_pctl_clockfreqlimit(cc, 0);
+	pll_on_delay = chipco_read32(cc, SSB_CHIPCO_PLLONDELAY);
+	tmp = (((pll_on_delay + 2) * 1000000) + (minfreq - 1)) / minfreq;
+	SSB_WARN_ON(tmp & ~0xFFFF);
+
+	cc->fast_pwrup_delay = tmp;
+}
+
+void ssb_chipcommon_init(struct ssb_chipcommon *cc)
+{
+	if (!cc->dev)
+		return; /* We don't have a ChipCommon */
+	chipco_powercontrol_init(cc);
+	ssb_chipco_set_clockmode(cc, SSB_CLKMODE_FAST);
+	calc_fast_powerup_delay(cc);
+}
+
+void ssb_chipco_suspend(struct ssb_chipcommon *cc, pm_message_t state)
+{
+	if (!cc->dev)
+		return;
+	ssb_chipco_set_clockmode(cc, SSB_CLKMODE_SLOW);
+}
+
+void ssb_chipco_resume(struct ssb_chipcommon *cc)
+{
+	if (!cc->dev)
+		return;
+	chipco_powercontrol_init(cc);
+	ssb_chipco_set_clockmode(cc, SSB_CLKMODE_FAST);
+}
+
+/* Get the processor clock */
+void ssb_chipco_get_clockcpu(struct ssb_chipcommon *cc,
+                             u32 *plltype, u32 *n, u32 *m)
+{
+	*n = chipco_read32(cc, SSB_CHIPCO_CLOCK_N);
+	*plltype = (cc->capabilities & SSB_CHIPCO_CAP_PLLT);
+	switch (*plltype) {
+	case SSB_PLLTYPE_2:
+	case SSB_PLLTYPE_4:
+	case SSB_PLLTYPE_6:
+	case SSB_PLLTYPE_7:
+		*m = chipco_read32(cc, SSB_CHIPCO_CLOCK_MIPS);
+		break;
+	case SSB_PLLTYPE_3:
+		/* 5350 uses m2 to control mips */
+		*m = chipco_read32(cc, SSB_CHIPCO_CLOCK_M2);
+		break;
+	default:
+		*m = chipco_read32(cc, SSB_CHIPCO_CLOCK_SB);
+		break;
+	}
+}
+
+/* Get the bus clock */
+void ssb_chipco_get_clockcontrol(struct ssb_chipcommon *cc,
+				 u32 *plltype, u32 *n, u32 *m)
+{
+	*n = chipco_read32(cc, SSB_CHIPCO_CLOCK_N);
+	*plltype = (cc->capabilities & SSB_CHIPCO_CAP_PLLT);
+	switch (*plltype) {
+	case SSB_PLLTYPE_6: /* 100/200 or 120/240 only */
+		*m = chipco_read32(cc, SSB_CHIPCO_CLOCK_MIPS);
+		break;
+	case SSB_PLLTYPE_3: /* 25Mhz, 2 dividers */
+		if (cc->dev->bus->chip_id != 0x5365) {
+			*m = chipco_read32(cc, SSB_CHIPCO_CLOCK_M2);
+			break;
+		}
+		/* Fallthough */
+	default:
+		*m = chipco_read32(cc, SSB_CHIPCO_CLOCK_SB);
+	}
+}
+
+void ssb_chipco_timing_init(struct ssb_chipcommon *cc,
+			    unsigned long ns)
+{
+	struct ssb_device *dev = cc->dev;
+	struct ssb_bus *bus = dev->bus;
+	u32 tmp;
+
+	/* set register for external IO to control LED. */
+	chipco_write32(cc, SSB_CHIPCO_PROG_CFG, 0x11);
+	tmp = DIV_ROUND_UP(10, ns) << SSB_PROG_WCNT_3_SHIFT;		/* Waitcount-3 = 10ns */
+	tmp |= DIV_ROUND_UP(40, ns) << SSB_PROG_WCNT_1_SHIFT;	/* Waitcount-1 = 40ns */
+	tmp |= DIV_ROUND_UP(240, ns);				/* Waitcount-0 = 240ns */
+	chipco_write32(cc, SSB_CHIPCO_PROG_WAITCNT, tmp);	/* 0x01020a0c for a 100Mhz clock */
+
+	/* Set timing for the flash */
+	tmp = DIV_ROUND_UP(10, ns) << SSB_FLASH_WCNT_3_SHIFT;	/* Waitcount-3 = 10nS */
+	tmp |= DIV_ROUND_UP(10, ns) << SSB_FLASH_WCNT_1_SHIFT;	/* Waitcount-1 = 10nS */
+	tmp |= DIV_ROUND_UP(120, ns);				/* Waitcount-0 = 120nS */
+	if ((bus->chip_id == 0x5365) ||
+	    (dev->id.revision < 9))
+		chipco_write32(cc, SSB_CHIPCO_FLASH_WAITCNT, tmp);
+	if ((bus->chip_id == 0x5365) ||
+	    (dev->id.revision < 9) ||
+	    ((bus->chip_id == 0x5350) && (bus->chip_rev == 0)))
+		chipco_write32(cc, SSB_CHIPCO_PCMCIA_MEMWAIT, tmp);
+
+	if (bus->chip_id == 0x5350) {
+		/* Enable EXTIF */
+		tmp = DIV_ROUND_UP(10, ns) << SSB_PROG_WCNT_3_SHIFT;	  /* Waitcount-3 = 10ns */
+		tmp |= DIV_ROUND_UP(20, ns) << SSB_PROG_WCNT_2_SHIFT;  /* Waitcount-2 = 20ns */
+		tmp |= DIV_ROUND_UP(100, ns) << SSB_PROG_WCNT_1_SHIFT; /* Waitcount-1 = 100ns */
+		tmp |= DIV_ROUND_UP(120, ns);			  /* Waitcount-0 = 120ns */
+		chipco_write32(cc, SSB_CHIPCO_PROG_WAITCNT, tmp); /* 0x01020a0c for a 100Mhz clock */
+	}
+}
+
+/* Set chip watchdog reset timer to fire in 'ticks' backplane cycles */
+void ssb_chipco_watchdog_timer_set(struct ssb_chipcommon *cc, u32 ticks)
+{
+	/* instant NMI */
+	chipco_write32(cc, SSB_CHIPCO_WATCHDOG, ticks);
+}
+
+u32 ssb_chipco_gpio_in(struct ssb_chipcommon *cc, u32 mask)
+{
+	return chipco_read32(cc, SSB_CHIPCO_GPIOIN) & mask;
+}
+
+void ssb_chipco_gpio_out(struct ssb_chipcommon *cc, u32 mask, u32 value)
+{
+	chipco_write32_masked(cc, SSB_CHIPCO_GPIOOUT, mask, value);
+}
+
+void ssb_chipco_gpio_outen(struct ssb_chipcommon *cc, u32 mask, u32 value)
+{
+	chipco_write32_masked(cc, SSB_CHIPCO_GPIOOUTEN, mask, value);
+}
+
+#ifdef CONFIG_SSB_SERIAL
+int ssb_chipco_serial_init(struct ssb_chipcommon *cc,
+			   struct ssb_serial_port *ports)
+{
+	struct ssb_bus *bus = cc->dev->bus;
+	int nr_ports = 0;
+	u32 plltype;
+	unsigned int irq;
+	u32 baud_base, div;
+	u32 i, n;
+
+	plltype = (cc->capabilities & SSB_CHIPCO_CAP_PLLT);
+	irq = ssb_mips_irq(cc->dev);
+
+	if (plltype == SSB_PLLTYPE_1) {
+		/* PLL clock */
+		baud_base = ssb_calc_clock_rate(plltype,
+						chipco_read32(cc, SSB_CHIPCO_CLOCK_N),
+						chipco_read32(cc, SSB_CHIPCO_CLOCK_M2));
+		div = 1;
+	} else {
+		if (cc->dev->id.revision >= 11) {
+			/* Fixed ALP clock */
+			baud_base = 20000000;
+			div = 1;
+			/* Set the override bit so we don't divide it */
+			chipco_write32(cc, SSB_CHIPCO_CORECTL,
+				       SSB_CHIPCO_CORECTL_UARTCLK0);
+		} else if (cc->dev->id.revision >= 3) {
+			/* Internal backplane clock */
+			baud_base = ssb_clockspeed(bus);
+			div = chipco_read32(cc, SSB_CHIPCO_CLKDIV)
+			      & SSB_CHIPCO_CLKDIV_UART;
+		} else {
+			/* Fixed internal backplane clock */
+			baud_base = 88000000;
+			div = 48;
+		}
+
+		/* Clock source depends on strapping if UartClkOverride is unset */
+		if ((cc->dev->id.revision > 0) &&
+		    !(chipco_read32(cc, SSB_CHIPCO_CORECTL) & SSB_CHIPCO_CORECTL_UARTCLK0)) {
+			if ((cc->capabilities & SSB_CHIPCO_CAP_UARTCLK) ==
+			    SSB_CHIPCO_CAP_UARTCLK_INT) {
+				/* Internal divided backplane clock */
+				baud_base /= div;
+			} else {
+				/* Assume external clock of 1.8432 MHz */
+				baud_base = 1843200;
+			}
+		}
+	}
+
+	/* Determine the registers of the UARTs */
+	n = (cc->capabilities & SSB_CHIPCO_CAP_NRUART);
+	for (i = 0; i < n; i++) {
+		void __iomem *cc_mmio;
+		void __iomem *uart_regs;
+
+		cc_mmio = cc->dev->bus->mmio + (cc->dev->core_index * SSB_CORE_SIZE);
+		uart_regs = cc_mmio + SSB_CHIPCO_UART0_DATA;
+		/* Offset changed at after rev 0 */
+		if (cc->dev->id.revision == 0)
+			uart_regs += (i * 8);
+		else
+			uart_regs += (i * 256);
+
+		nr_ports++;
+		ports[i].regs = uart_regs;
+		ports[i].irq = irq;
+		ports[i].baud_base = baud_base;
+		ports[i].reg_shift = 0;
+	}
+
+	return nr_ports;
+}
+#endif /* CONFIG_SSB_SERIAL */
diff --git a/target/linux/generic-2.6/files-2.6.24/drivers/ssb/driver_extif.c b/target/linux/generic-2.6/files-2.6.24/drivers/ssb/driver_extif.c
new file mode 100644
index 0000000000..fe55eb8b03
--- /dev/null
+++ b/target/linux/generic-2.6/files-2.6.24/drivers/ssb/driver_extif.c
@@ -0,0 +1,129 @@
+/*
+ * Sonics Silicon Backplane
+ * Broadcom EXTIF core driver
+ *
+ * Copyright 2005, Broadcom Corporation
+ * Copyright 2006, 2007, Michael Buesch <mb@bu3sch.de>
+ * Copyright 2006, 2007, Felix Fietkau <nbd@openwrt.org>
+ * Copyright 2007, Aurelien Jarno <aurelien@aurel32.net>
+ *
+ * Licensed under the GNU/GPL. See COPYING for details.
+ */
+
+#include <linux/serial.h>
+#include <linux/serial_core.h>
+#include <linux/serial_reg.h>
+
+#include "ssb_private.h"
+
+
+static inline u32 extif_read32(struct ssb_extif *extif, u16 offset)
+{
+	return ssb_read32(extif->dev, offset);
+}
+
+static inline void extif_write32(struct ssb_extif *extif, u16 offset, u32 value)
+{
+	ssb_write32(extif->dev, offset, value);
+}
+
+static inline void extif_write32_masked(struct ssb_extif *extif, u16 offset,
+					u32 mask, u32 value)
+{
+	value &= mask;
+	value |= extif_read32(extif, offset) & ~mask;
+	extif_write32(extif, offset, value);
+}
+
+#ifdef CONFIG_SSB_SERIAL
+static bool serial_exists(u8 *regs)
+{
+	u8 save_mcr, msr = 0;
+
+	if (regs) {
+		save_mcr = regs[UART_MCR];
+		regs[UART_MCR] = (UART_MCR_LOOP | UART_MCR_OUT2 | UART_MCR_RTS);
+		msr = regs[UART_MSR] & (UART_MSR_DCD | UART_MSR_RI
+					| UART_MSR_CTS | UART_MSR_DSR);
+		regs[UART_MCR] = save_mcr;
+	}
+	return (msr == (UART_MSR_DCD | UART_MSR_CTS));
+}
+
+int ssb_extif_serial_init(struct ssb_extif *extif, struct ssb_serial_port *ports)
+{
+	u32 i, nr_ports = 0;
+
+	/* Disable GPIO interrupt initially */
+	extif_write32(extif, SSB_EXTIF_GPIO_INTPOL, 0);
+	extif_write32(extif, SSB_EXTIF_GPIO_INTMASK, 0);
+
+	for (i = 0; i < 2; i++) {
+		void __iomem *uart_regs;
+
+		uart_regs = ioremap_nocache(SSB_EUART, 16);
+		if (uart_regs) {
+			uart_regs += (i * 8);
+
+			if (serial_exists(uart_regs) && ports) {
+				extif_write32(extif, SSB_EXTIF_GPIO_INTMASK, 2);
+
+				nr_ports++;
+				ports[i].regs = uart_regs;
+				ports[i].irq = 2;
+				ports[i].baud_base = 13500000;
+				ports[i].reg_shift = 0;
+			}
+			iounmap(uart_regs);
+		}
+	}
+	return nr_ports;
+}
+#endif /* CONFIG_SSB_SERIAL */
+
+void ssb_extif_timing_init(struct ssb_extif *extif, unsigned long ns)
+{
+	u32 tmp;
+
+	/* Initialize extif so we can get to the LEDs and external UART */
+	extif_write32(extif, SSB_EXTIF_PROG_CFG, SSB_EXTCFG_EN);
+
+	/* Set timing for the flash */
+	tmp  = DIV_ROUND_UP(10, ns) << SSB_PROG_WCNT_3_SHIFT;
+	tmp |= DIV_ROUND_UP(40, ns) << SSB_PROG_WCNT_1_SHIFT;
+	tmp |= DIV_ROUND_UP(120, ns);
+	extif_write32(extif, SSB_EXTIF_PROG_WAITCNT, tmp);
+
+	/* Set programmable interface timing for external uart */
+	tmp  = DIV_ROUND_UP(10, ns) << SSB_PROG_WCNT_3_SHIFT;
+	tmp |= DIV_ROUND_UP(20, ns) << SSB_PROG_WCNT_2_SHIFT;
+	tmp |= DIV_ROUND_UP(100, ns) << SSB_PROG_WCNT_1_SHIFT;
+	tmp |= DIV_ROUND_UP(120, ns);
+	extif_write32(extif, SSB_EXTIF_PROG_WAITCNT, tmp);
+}
+
+void ssb_extif_get_clockcontrol(struct ssb_extif *extif,
+				u32 *pll_type, u32 *n, u32 *m)
+{
+	*pll_type = SSB_PLLTYPE_1;
+	*n = extif_read32(extif, SSB_EXTIF_CLOCK_N);
+	*m = extif_read32(extif, SSB_EXTIF_CLOCK_SB);
+}
+
+u32 ssb_extif_gpio_in(struct ssb_extif *extif, u32 mask)
+{
+	return extif_read32(extif, SSB_EXTIF_GPIO_IN) & mask;
+}
+
+void ssb_extif_gpio_out(struct ssb_extif *extif, u32 mask, u32 value)
+{
+	return extif_write32_masked(extif, SSB_EXTIF_GPIO_OUT(0),
+				   mask, value);
+}
+
+void ssb_extif_gpio_outen(struct ssb_extif *extif, u32 mask, u32 value)
+{
+	return extif_write32_masked(extif, SSB_EXTIF_GPIO_OUTEN(0),
+				   mask, value);
+}
+
diff --git a/target/linux/generic-2.6/files-2.6.24/drivers/ssb/driver_mipscore.c b/target/linux/generic-2.6/files-2.6.24/drivers/ssb/driver_mipscore.c
new file mode 100644
index 0000000000..a9e7eb45b2
--- /dev/null
+++ b/target/linux/generic-2.6/files-2.6.24/drivers/ssb/driver_mipscore.c
@@ -0,0 +1,225 @@
+/*
+ * Sonics Silicon Backplane
+ * Broadcom MIPS core driver
+ *
+ * Copyright 2005, Broadcom Corporation
+ * Copyright 2006, 2007, Michael Buesch <mb@bu3sch.de>
+ *
+ * Licensed under the GNU/GPL. See COPYING for details.
+ */
+
+#include <linux/ssb/ssb.h>
+
+#include <linux/serial.h>
+#include <linux/serial_core.h>
+#include <linux/serial_reg.h>
+#include <linux/time.h>
+
+#include "ssb_private.h"
+
+
+static inline u32 mips_read32(struct ssb_mipscore *mcore,
+			      u16 offset)
+{
+	return ssb_read32(mcore->dev, offset);
+}
+
+static inline void mips_write32(struct ssb_mipscore *mcore,
+				u16 offset,
+				u32 value)
+{
+	ssb_write32(mcore->dev, offset, value);
+}
+
+static const u32 ipsflag_irq_mask[] = {
+	0,
+	SSB_IPSFLAG_IRQ1,
+	SSB_IPSFLAG_IRQ2,
+	SSB_IPSFLAG_IRQ3,
+	SSB_IPSFLAG_IRQ4,
+};
+
+static const u32 ipsflag_irq_shift[] = {
+	0,
+	SSB_IPSFLAG_IRQ1_SHIFT,
+	SSB_IPSFLAG_IRQ2_SHIFT,
+	SSB_IPSFLAG_IRQ3_SHIFT,
+	SSB_IPSFLAG_IRQ4_SHIFT,
+};
+
+static inline u32 ssb_irqflag(struct ssb_device *dev)
+{
+	return ssb_read32(dev, SSB_TPSFLAG) & SSB_TPSFLAG_BPFLAG;
+}
+
+/* Get the MIPS IRQ assignment for a specified device.
+ * If unassigned, 0 is returned.
+ */
+unsigned int ssb_mips_irq(struct ssb_device *dev)
+{
+	struct ssb_bus *bus = dev->bus;
+	u32 irqflag;
+	u32 ipsflag;
+	u32 tmp;
+	unsigned int irq;
+
+	irqflag = ssb_irqflag(dev);
+	ipsflag = ssb_read32(bus->mipscore.dev, SSB_IPSFLAG);
+	for (irq = 1; irq <= 4; irq++) {
+		tmp = ((ipsflag & ipsflag_irq_mask[irq]) >> ipsflag_irq_shift[irq]);
+		if (tmp == irqflag)
+			break;
+	}
+	if (irq	== 5)
+		irq = 0;
+
+	return irq;
+}
+
+static void clear_irq(struct ssb_bus *bus, unsigned int irq)
+{
+	struct ssb_device *dev = bus->mipscore.dev;
+
+	/* Clear the IRQ in the MIPScore backplane registers */
+	if (irq == 0) {
+		ssb_write32(dev, SSB_INTVEC, 0);
+	} else {
+		ssb_write32(dev, SSB_IPSFLAG,
+			    ssb_read32(dev, SSB_IPSFLAG) |
+			    ipsflag_irq_mask[irq]);
+	}
+}
+
+static void set_irq(struct ssb_device *dev, unsigned int irq)
+{
+	unsigned int oldirq = ssb_mips_irq(dev);
+	struct ssb_bus *bus = dev->bus;
+	struct ssb_device *mdev = bus->mipscore.dev;
+	u32 irqflag = ssb_irqflag(dev);
+
+	dev->irq = irq + 2;
+
+	ssb_dprintk(KERN_INFO PFX
+		    "set_irq: core 0x%04x, irq %d => %d\n",
+		    dev->id.coreid, oldirq, irq);
+	/* clear the old irq */
+	if (oldirq == 0)
+		ssb_write32(mdev, SSB_INTVEC, (~(1 << irqflag) & ssb_read32(mdev, SSB_INTVEC)));
+	else
+		clear_irq(bus, oldirq);
+
+	/* assign the new one */
+	if (irq == 0) {
+		ssb_write32(mdev, SSB_INTVEC, ((1 << irqflag) | ssb_read32(mdev, SSB_INTVEC)));
+	} else {
+		irqflag <<= ipsflag_irq_shift[irq];
+		irqflag |= (ssb_read32(mdev, SSB_IPSFLAG) & ~ipsflag_irq_mask[irq]);
+		ssb_write32(mdev, SSB_IPSFLAG, irqflag);
+	}
+}
+
+static void ssb_mips_serial_init(struct ssb_mipscore *mcore)
+{
+	struct ssb_bus *bus = mcore->dev->bus;
+
+	if (bus->extif.dev)
+		mcore->nr_serial_ports = ssb_extif_serial_init(&bus->extif, mcore->serial_ports);
+	else if (bus->chipco.dev)
+		mcore->nr_serial_ports = ssb_chipco_serial_init(&bus->chipco, mcore->serial_ports);
+	else
+		mcore->nr_serial_ports = 0;
+}
+
+static void ssb_mips_flash_detect(struct ssb_mipscore *mcore)
+{
+	struct ssb_bus *bus = mcore->dev->bus;
+
+	mcore->flash_buswidth = 2;
+	if (bus->chipco.dev) {
+		mcore->flash_window = 0x1c000000;
+		mcore->flash_window_size = 0x02000000;
+		if ((ssb_read32(bus->chipco.dev, SSB_CHIPCO_FLASH_CFG)
+		               & SSB_CHIPCO_CFG_DS16) == 0)
+			mcore->flash_buswidth = 1;
+	} else {
+		mcore->flash_window = 0x1fc00000;
+		mcore->flash_window_size = 0x00400000;
+	}
+}
+
+u32 ssb_cpu_clock(struct ssb_mipscore *mcore)
+{
+	struct ssb_bus *bus = mcore->dev->bus;
+	u32 pll_type, n, m, rate = 0;
+
+	if (bus->extif.dev) {
+		ssb_extif_get_clockcontrol(&bus->extif, &pll_type, &n, &m);
+	} else if (bus->chipco.dev) {
+		ssb_chipco_get_clockcpu(&bus->chipco, &pll_type, &n, &m);
+	} else
+		return 0;
+
+	if ((pll_type == SSB_PLLTYPE_5) || (bus->chip_id == 0x5365)) {
+		rate = 200000000;
+	} else {
+		rate = ssb_calc_clock_rate(pll_type, n, m);
+	}
+
+	if (pll_type == SSB_PLLTYPE_6) {
+		rate *= 2;
+	}
+
+	return rate;
+}
+
+void ssb_mipscore_init(struct ssb_mipscore *mcore)
+{
+	struct ssb_bus *bus;
+	struct ssb_device *dev;
+	unsigned long hz, ns;
+	unsigned int irq, i;
+
+	if (!mcore->dev)
+		return; /* We don't have a MIPS core */
+
+	ssb_dprintk(KERN_INFO PFX "Initializing MIPS core...\n");
+
+	bus = mcore->dev->bus;
+	hz = ssb_clockspeed(bus);
+	if (!hz)
+		hz = 100000000;
+	ns = 1000000000 / hz;
+
+	if (bus->extif.dev)
+		ssb_extif_timing_init(&bus->extif, ns);
+	else if (bus->chipco.dev)
+		ssb_chipco_timing_init(&bus->chipco, ns);
+
+	/* Assign IRQs to all cores on the bus, start with irq line 2, because serial usually takes 1 */
+	for (irq = 2, i = 0; i < bus->nr_devices; i++) {
+		dev = &(bus->devices[i]);
+		dev->irq = ssb_mips_irq(dev) + 2;
+		switch (dev->id.coreid) {
+		case SSB_DEV_USB11_HOST:
+			/* shouldn't need a separate irq line for non-4710, most of them have a proper
+			 * external usb controller on the pci */
+			if ((bus->chip_id == 0x4710) && (irq <= 4)) {
+				set_irq(dev, irq++);
+				break;
+			}
+			/* fallthrough */
+		case SSB_DEV_PCI:
+		case SSB_DEV_ETHERNET:
+		case SSB_DEV_80211:
+		case SSB_DEV_USB20_HOST:
+			/* These devices get their own IRQ line if available, the rest goes on IRQ0 */
+			if (irq <= 4) {
+				set_irq(dev, irq++);
+				break;
+			}
+		}
+	}
+
+	ssb_mips_serial_init(mcore);
+	ssb_mips_flash_detect(mcore);
+}
diff --git a/target/linux/generic-2.6/files-2.6.24/drivers/ssb/driver_pcicore.c b/target/linux/generic-2.6/files-2.6.24/drivers/ssb/driver_pcicore.c
new file mode 100644
index 0000000000..2faaa906d5
--- /dev/null
+++ b/target/linux/generic-2.6/files-2.6.24/drivers/ssb/driver_pcicore.c
@@ -0,0 +1,576 @@
+/*
+ * Sonics Silicon Backplane
+ * Broadcom PCI-core driver
+ *
+ * Copyright 2005, Broadcom Corporation
+ * Copyright 2006, 2007, Michael Buesch <mb@bu3sch.de>
+ *
+ * Licensed under the GNU/GPL. See COPYING for details.
+ */
+
+#include <linux/ssb/ssb.h>
+#include <linux/pci.h>
+#include <linux/delay.h>
+
+#include "ssb_private.h"
+
+
+static inline
+u32 pcicore_read32(struct ssb_pcicore *pc, u16 offset)
+{
+	return ssb_read32(pc->dev, offset);
+}
+
+static inline
+void pcicore_write32(struct ssb_pcicore *pc, u16 offset, u32 value)
+{
+	ssb_write32(pc->dev, offset, value);
+}
+
+/**************************************************
+ * Code for hostmode operation.
+ **************************************************/
+
+#ifdef CONFIG_SSB_PCICORE_HOSTMODE
+
+#include <asm/paccess.h>
+/* Probe a 32bit value on the bus and catch bus exceptions.
+ * Returns nonzero on a bus exception.
+ * This is MIPS specific */
+#define mips_busprobe32(val, addr)	get_dbe((val), ((u32 *)(addr)))
+
+/* Assume one-hot slot wiring */
+#define SSB_PCI_SLOT_MAX	16
+
+/* Global lock is OK, as we won't have more than one extpci anyway. */
+static DEFINE_SPINLOCK(cfgspace_lock);
+/* Core to access the external PCI config space. Can only have one. */
+static struct ssb_pcicore *extpci_core;
+
+static u32 ssb_pcicore_pcibus_iobase = 0x100;
+static u32 ssb_pcicore_pcibus_membase = SSB_PCI_DMA;
+
+int pcibios_plat_dev_init(struct pci_dev *d)
+{
+	struct resource *res;
+	int pos, size;
+	u32 *base;
+
+	ssb_printk(KERN_INFO "PCI: Fixing up device %s\n",
+		   pci_name(d));
+
+	/* Fix up resource bases */
+	for (pos = 0; pos < 6; pos++) {
+		res = &d->resource[pos];
+		if (res->flags & IORESOURCE_IO)
+			base = &ssb_pcicore_pcibus_iobase;
+		else
+			base = &ssb_pcicore_pcibus_membase;
+		if (res->end) {
+			size = res->end - res->start + 1;
+			if (*base & (size - 1))
+				*base = (*base + size) & ~(size - 1);
+			res->start = *base;
+			res->end = res->start + size - 1;
+			*base += size;
+			pci_write_config_dword(d, PCI_BASE_ADDRESS_0 + (pos << 2), res->start);
+		}
+		/* Fix up PCI bridge BAR0 only */
+		if (d->bus->number == 0 && PCI_SLOT(d->devfn) == 0)
+			break;
+	}
+	/* Fix up interrupt lines */
+	d->irq = ssb_mips_irq(extpci_core->dev) + 2;
+	pci_write_config_byte(d, PCI_INTERRUPT_LINE, d->irq);
+
+	return 0;
+}
+
+static void __init ssb_fixup_pcibridge(struct pci_dev *dev)
+{
+	if (dev->bus->number != 0 || PCI_SLOT(dev->devfn) != 0)
+		return;
+
+	ssb_printk(KERN_INFO "PCI: fixing up bridge\n");
+
+	/* Enable PCI bridge bus mastering and memory space */
+	pci_set_master(dev);
+	pcibios_enable_device(dev, ~0);
+
+	/* Enable PCI bridge BAR1 prefetch and burst */
+	pci_write_config_dword(dev, SSB_BAR1_CONTROL, 3);
+
+	/* Make sure our latency is high enough to handle the devices behind us */
+	pci_write_config_byte(dev, PCI_LATENCY_TIMER, 0xa8);
+}
+DECLARE_PCI_FIXUP_EARLY(PCI_ANY_ID, PCI_ANY_ID, ssb_fixup_pcibridge);
+
+int __init pcibios_map_irq(const struct pci_dev *dev, u8 slot, u8 pin)
+{
+	return ssb_mips_irq(extpci_core->dev) + 2;
+}
+
+static u32 get_cfgspace_addr(struct ssb_pcicore *pc,
+			     unsigned int bus, unsigned int dev,
+			     unsigned int func, unsigned int off)
+{
+	u32 addr = 0;
+	u32 tmp;
+
+	if (unlikely(pc->cardbusmode && dev > 1))
+		goto out;
+	if (bus == 0) {
+		/* Type 0 transaction */
+		if (unlikely(dev >= SSB_PCI_SLOT_MAX))
+			goto out;
+		/* Slide the window */
+		tmp = SSB_PCICORE_SBTOPCI_CFG0;
+		tmp |= ((1 << (dev + 16)) & SSB_PCICORE_SBTOPCI1_MASK);
+		pcicore_write32(pc, SSB_PCICORE_SBTOPCI1, tmp);
+		/* Calculate the address */
+		addr = SSB_PCI_CFG;
+		addr |= ((1 << (dev + 16)) & ~SSB_PCICORE_SBTOPCI1_MASK);
+		addr |= (func << 8);
+		addr |= (off & ~3);
+	} else {
+		/* Type 1 transaction */
+		pcicore_write32(pc, SSB_PCICORE_SBTOPCI1,
+				SSB_PCICORE_SBTOPCI_CFG1);
+		/* Calculate the address */
+		addr = SSB_PCI_CFG;
+		addr |= (bus << 16);
+		addr |= (dev << 11);
+		addr |= (func << 8);
+		addr |= (off & ~3);
+	}
+out:
+	return addr;
+}
+
+static int ssb_extpci_read_config(struct ssb_pcicore *pc,
+				  unsigned int bus, unsigned int dev,
+				  unsigned int func, unsigned int off,
+				  void *buf, int len)
+{
+	int err = -EINVAL;
+	u32 addr, val;
+	void __iomem *mmio;
+
+	SSB_WARN_ON(!pc->hostmode);
+	if (unlikely(len != 1 && len != 2 && len != 4))
+		goto out;
+	addr = get_cfgspace_addr(pc, bus, dev, func, off);
+	if (unlikely(!addr))
+		goto out;
+	err = -ENOMEM;
+	mmio = ioremap_nocache(addr, len);
+	if (!mmio)
+		goto out;
+
+	if (mips_busprobe32(val, mmio)) {
+		val = 0xffffffff;
+		goto unmap;
+	}
+
+	val = readl(mmio);
+	val >>= (8 * (off & 3));
+
+	switch (len) {
+	case 1:
+		*((u8 *)buf) = (u8)val;
+		break;
+	case 2:
+		*((u16 *)buf) = (u16)val;
+		break;
+	case 4:
+		*((u32 *)buf) = (u32)val;
+		break;
+	}
+	err = 0;
+unmap:
+	iounmap(mmio);
+out:
+	return err;
+}
+
+static int ssb_extpci_write_config(struct ssb_pcicore *pc,
+				   unsigned int bus, unsigned int dev,
+				   unsigned int func, unsigned int off,
+				   const void *buf, int len)
+{
+	int err = -EINVAL;
+	u32 addr, val = 0;
+	void __iomem *mmio;
+
+	SSB_WARN_ON(!pc->hostmode);
+	if (unlikely(len != 1 && len != 2 && len != 4))
+		goto out;
+	addr = get_cfgspace_addr(pc, bus, dev, func, off);
+	if (unlikely(!addr))
+		goto out;
+	err = -ENOMEM;
+	mmio = ioremap_nocache(addr, len);
+	if (!mmio)
+		goto out;
+
+	if (mips_busprobe32(val, mmio)) {
+		val = 0xffffffff;
+		goto unmap;
+	}
+
+	switch (len) {
+	case 1:
+		val = readl(mmio);
+		val &= ~(0xFF << (8 * (off & 3)));
+		val |= *((const u8 *)buf) << (8 * (off & 3));
+		break;
+	case 2:
+		val = readl(mmio);
+		val &= ~(0xFFFF << (8 * (off & 3)));
+		val |= *((const u16 *)buf) << (8 * (off & 3));
+		break;
+	case 4:
+		val = *((const u32 *)buf);
+		break;
+	}
+	writel(val, mmio);
+
+	err = 0;
+unmap:
+	iounmap(mmio);
+out:
+	return err;
+}
+
+static int ssb_pcicore_read_config(struct pci_bus *bus, unsigned int devfn,
+				   int reg, int size, u32 *val)
+{
+	unsigned long flags;
+	int err;
+
+	spin_lock_irqsave(&cfgspace_lock, flags);
+	err = ssb_extpci_read_config(extpci_core, bus->number, PCI_SLOT(devfn),
+				     PCI_FUNC(devfn), reg, val, size);
+	spin_unlock_irqrestore(&cfgspace_lock, flags);
+
+	return err ? PCIBIOS_DEVICE_NOT_FOUND : PCIBIOS_SUCCESSFUL;
+}
+
+static int ssb_pcicore_write_config(struct pci_bus *bus, unsigned int devfn,
+				    int reg, int size, u32 val)
+{
+	unsigned long flags;
+	int err;
+
+	spin_lock_irqsave(&cfgspace_lock, flags);
+	err = ssb_extpci_write_config(extpci_core, bus->number, PCI_SLOT(devfn),
+				      PCI_FUNC(devfn), reg, &val, size);
+	spin_unlock_irqrestore(&cfgspace_lock, flags);
+
+	return err ? PCIBIOS_DEVICE_NOT_FOUND : PCIBIOS_SUCCESSFUL;
+}
+
+static struct pci_ops ssb_pcicore_pciops = {
+	.read	= ssb_pcicore_read_config,
+	.write	= ssb_pcicore_write_config,
+};
+
+static struct resource ssb_pcicore_mem_resource = {
+	.name	= "SSB PCIcore external memory",
+	.start	= SSB_PCI_DMA,
+	.end	= SSB_PCI_DMA + SSB_PCI_DMA_SZ - 1,
+	.flags	= IORESOURCE_MEM,
+};
+
+static struct resource ssb_pcicore_io_resource = {
+	.name	= "SSB PCIcore external I/O",
+	.start	= 0x100,
+	.end	= 0x7FF,
+	.flags	= IORESOURCE_IO,
+};
+
+static struct pci_controller ssb_pcicore_controller = {
+	.pci_ops	= &ssb_pcicore_pciops,
+	.io_resource	= &ssb_pcicore_io_resource,
+	.mem_resource	= &ssb_pcicore_mem_resource,
+	.mem_offset	= 0x24000000,
+};
+
+static void ssb_pcicore_init_hostmode(struct ssb_pcicore *pc)
+{
+	u32 val;
+
+	if (WARN_ON(extpci_core))
+		return;
+	extpci_core = pc;
+
+	ssb_dprintk(KERN_INFO PFX "PCIcore in host mode found\n");
+	/* Reset devices on the external PCI bus */
+	val = SSB_PCICORE_CTL_RST_OE;
+	val |= SSB_PCICORE_CTL_CLK_OE;
+	pcicore_write32(pc, SSB_PCICORE_CTL, val);
+	val |= SSB_PCICORE_CTL_CLK; /* Clock on */
+	pcicore_write32(pc, SSB_PCICORE_CTL, val);
+	udelay(150); /* Assertion time demanded by the PCI standard */
+	val |= SSB_PCICORE_CTL_RST; /* Deassert RST# */
+	pcicore_write32(pc, SSB_PCICORE_CTL, val);
+	val = SSB_PCICORE_ARBCTL_INTERN;
+	pcicore_write32(pc, SSB_PCICORE_ARBCTL, val);
+	udelay(1); /* Assertion time demanded by the PCI standard */
+
+	/*TODO cardbus mode */
+
+	/* 64MB I/O window */
+	pcicore_write32(pc, SSB_PCICORE_SBTOPCI0,
+			SSB_PCICORE_SBTOPCI_IO);
+	/* 64MB config space */
+	pcicore_write32(pc, SSB_PCICORE_SBTOPCI1,
+			SSB_PCICORE_SBTOPCI_CFG0);
+	/* 1GB memory window */
+	pcicore_write32(pc, SSB_PCICORE_SBTOPCI2,
+			SSB_PCICORE_SBTOPCI_MEM | SSB_PCI_DMA);
+
+	/* Enable PCI bridge BAR0 prefetch and burst */
+	val = PCI_COMMAND_MASTER | PCI_COMMAND_MEMORY;
+	ssb_extpci_write_config(pc, 0, 0, 0, PCI_COMMAND, &val, 2);
+	/* Clear error conditions */
+	val = 0;
+	ssb_extpci_write_config(pc, 0, 0, 0, PCI_STATUS, &val, 2);
+
+	/* Enable PCI interrupts */
+	pcicore_write32(pc, SSB_PCICORE_IMASK,
+			SSB_PCICORE_IMASK_INTA);
+
+	/* Ok, ready to run, register it to the system.
+	 * The following needs change, if we want to port hostmode
+	 * to non-MIPS platform. */
+	set_io_port_base((unsigned long)ioremap_nocache(SSB_PCI_MEM, 0x04000000));
+	/* Give some time to the PCI controller to configure itself with the new
+	 * values. Not waiting at this point causes crashes of the machine. */
+	mdelay(10);
+	register_pci_controller(&ssb_pcicore_controller);
+}
+
+static int pcicore_is_in_hostmode(struct ssb_pcicore *pc)
+{
+	struct ssb_bus *bus = pc->dev->bus;
+	u16 chipid_top;
+	u32 tmp;
+
+	chipid_top = (bus->chip_id & 0xFF00);
+	if (chipid_top != 0x4700 &&
+	    chipid_top != 0x5300)
+		return 0;
+
+	if (bus->sprom.r1.boardflags_lo & SSB_PCICORE_BFL_NOPCI)
+		return 0;
+
+	/* The 200-pin BCM4712 package does not bond out PCI. Even when
+	 * PCI is bonded out, some boards may leave the pins floating. */
+	if (bus->chip_id == 0x4712) {
+		if (bus->chip_package == SSB_CHIPPACK_BCM4712S)
+			return 0;
+		if (bus->chip_package == SSB_CHIPPACK_BCM4712M)
+			return 0;
+	}
+	if (bus->chip_id == 0x5350)
+		return 0;
+
+	return !mips_busprobe32(tmp, (bus->mmio + (pc->dev->core_index * SSB_CORE_SIZE)));
+}
+#endif /* CONFIG_SSB_PCICORE_HOSTMODE */
+
+
+/**************************************************
+ * Generic and Clientmode operation code.
+ **************************************************/
+
+static void ssb_pcicore_init_clientmode(struct ssb_pcicore *pc)
+{
+	/* Disable PCI interrupts. */
+	ssb_write32(pc->dev, SSB_INTVEC, 0);
+}
+
+void ssb_pcicore_init(struct ssb_pcicore *pc)
+{
+	struct ssb_device *dev = pc->dev;
+	struct ssb_bus *bus;
+
+	if (!dev)
+		return;
+	bus = dev->bus;
+	if (!ssb_device_is_enabled(dev))
+		ssb_device_enable(dev, 0);
+
+#ifdef CONFIG_SSB_PCICORE_HOSTMODE
+	pc->hostmode = pcicore_is_in_hostmode(pc);
+	if (pc->hostmode)
+		ssb_pcicore_init_hostmode(pc);
+#endif /* CONFIG_SSB_PCICORE_HOSTMODE */
+	if (!pc->hostmode)
+		ssb_pcicore_init_clientmode(pc);
+}
+
+static u32 ssb_pcie_read(struct ssb_pcicore *pc, u32 address)
+{
+	pcicore_write32(pc, 0x130, address);
+	return pcicore_read32(pc, 0x134);
+}
+
+static void ssb_pcie_write(struct ssb_pcicore *pc, u32 address, u32 data)
+{
+	pcicore_write32(pc, 0x130, address);
+	pcicore_write32(pc, 0x134, data);
+}
+
+static void ssb_pcie_mdio_write(struct ssb_pcicore *pc, u8 device,
+				u8 address, u16 data)
+{
+	const u16 mdio_control = 0x128;
+	const u16 mdio_data = 0x12C;
+	u32 v;
+	int i;
+
+	v = 0x80; /* Enable Preamble Sequence */
+	v |= 0x2; /* MDIO Clock Divisor */
+	pcicore_write32(pc, mdio_control, v);
+
+	v = (1 << 30); /* Start of Transaction */
+	v |= (1 << 28); /* Write Transaction */
+	v |= (1 << 17); /* Turnaround */
+	v |= (u32)device << 22;
+	v |= (u32)address << 18;
+	v |= data;
+	pcicore_write32(pc, mdio_data, v);
+	/* Wait for the device to complete the transaction */
+	udelay(10);
+	for (i = 0; i < 10; i++) {
+		v = pcicore_read32(pc, mdio_control);
+		if (v & 0x100 /* Trans complete */)
+			break;
+		msleep(1);
+	}
+	pcicore_write32(pc, mdio_control, 0);
+}
+
+static void ssb_broadcast_value(struct ssb_device *dev,
+				u32 address, u32 data)
+{
+	/* This is used for both, PCI and ChipCommon core, so be careful. */
+	BUILD_BUG_ON(SSB_PCICORE_BCAST_ADDR != SSB_CHIPCO_BCAST_ADDR);
+	BUILD_BUG_ON(SSB_PCICORE_BCAST_DATA != SSB_CHIPCO_BCAST_DATA);
+
+	ssb_write32(dev, SSB_PCICORE_BCAST_ADDR, address);
+	ssb_read32(dev, SSB_PCICORE_BCAST_ADDR); /* flush */
+	ssb_write32(dev, SSB_PCICORE_BCAST_DATA, data);
+	ssb_read32(dev, SSB_PCICORE_BCAST_DATA); /* flush */
+}
+
+static void ssb_commit_settings(struct ssb_bus *bus)
+{
+	struct ssb_device *dev;
+
+	dev = bus->chipco.dev ? bus->chipco.dev : bus->pcicore.dev;
+	if (WARN_ON(!dev))
+		return;
+	/* This forces an update of the cached registers. */
+	ssb_broadcast_value(dev, 0xFD8, 0);
+}
+
+int ssb_pcicore_dev_irqvecs_enable(struct ssb_pcicore *pc,
+				   struct ssb_device *dev)
+{
+	struct ssb_device *pdev = pc->dev;
+	struct ssb_bus *bus;
+	int err = 0;
+	u32 tmp;
+
+	might_sleep();
+
+	if (!pdev)
+		goto out;
+	bus = pdev->bus;
+
+	/* Enable interrupts for this device. */
+	if (bus->host_pci &&
+	    ((pdev->id.revision >= 6) || (pdev->id.coreid == SSB_DEV_PCIE))) {
+		u32 coremask;
+
+		/* Calculate the "coremask" for the device. */
+		coremask = (1 << dev->core_index);
+
+		err = pci_read_config_dword(bus->host_pci, SSB_PCI_IRQMASK, &tmp);
+		if (err)
+			goto out;
+		tmp |= coremask << 8;
+		err = pci_write_config_dword(bus->host_pci, SSB_PCI_IRQMASK, tmp);
+		if (err)
+			goto out;
+	} else {
+		u32 intvec;
+
+		intvec = ssb_read32(pdev, SSB_INTVEC);
+		if ((bus->chip_id & 0xFF00) == 0x4400) {
+			/* Workaround: On the BCM44XX the BPFLAG routing
+			 * bit is wrong. Use a hardcoded constant. */
+			intvec |= 0x00000002;
+		} else {
+			tmp = ssb_read32(dev, SSB_TPSFLAG);
+			tmp &= SSB_TPSFLAG_BPFLAG;
+			intvec |= tmp;
+		}
+		ssb_write32(pdev, SSB_INTVEC, intvec);
+	}
+
+	/* Setup PCIcore operation. */
+	if (pc->setup_done)
+		goto out;
+	if (pdev->id.coreid == SSB_DEV_PCI) {
+		tmp = pcicore_read32(pc, SSB_PCICORE_SBTOPCI2);
+		tmp |= SSB_PCICORE_SBTOPCI_PREF;
+		tmp |= SSB_PCICORE_SBTOPCI_BURST;
+		pcicore_write32(pc, SSB_PCICORE_SBTOPCI2, tmp);
+
+		if (pdev->id.revision < 5) {
+			tmp = ssb_read32(pdev, SSB_IMCFGLO);
+			tmp &= ~SSB_IMCFGLO_SERTO;
+			tmp |= 2;
+			tmp &= ~SSB_IMCFGLO_REQTO;
+			tmp |= 3 << SSB_IMCFGLO_REQTO_SHIFT;
+			ssb_write32(pdev, SSB_IMCFGLO, tmp);
+			ssb_commit_settings(bus);
+		} else if (pdev->id.revision >= 11) {
+			tmp = pcicore_read32(pc, SSB_PCICORE_SBTOPCI2);
+			tmp |= SSB_PCICORE_SBTOPCI_MRM;
+			pcicore_write32(pc, SSB_PCICORE_SBTOPCI2, tmp);
+		}
+	} else {
+		WARN_ON(pdev->id.coreid != SSB_DEV_PCIE);
+		//TODO: Better make defines for all these magic PCIE values.
+		if ((pdev->id.revision == 0) || (pdev->id.revision == 1)) {
+			/* TLP Workaround register. */
+			tmp = ssb_pcie_read(pc, 0x4);
+			tmp |= 0x8;
+			ssb_pcie_write(pc, 0x4, tmp);
+		}
+		if (pdev->id.revision == 0) {
+			const u8 serdes_rx_device = 0x1F;
+
+			ssb_pcie_mdio_write(pc, serdes_rx_device,
+					    2 /* Timer */, 0x8128);
+			ssb_pcie_mdio_write(pc, serdes_rx_device,
+					    6 /* CDR */, 0x0100);
+			ssb_pcie_mdio_write(pc, serdes_rx_device,
+					    7 /* CDR BW */, 0x1466);
+		} else if (pdev->id.revision == 1) {
+			/* DLLP Link Control register. */
+			tmp = ssb_pcie_read(pc, 0x100);
+			tmp |= 0x40;
+			ssb_pcie_write(pc, 0x100, tmp);
+		}
+	}
+	pc->setup_done = 1;
+out:
+	return err;
+}
+EXPORT_SYMBOL(ssb_pcicore_dev_irqvecs_enable);
diff --git a/target/linux/generic-2.6/files-2.6.24/drivers/ssb/main.c b/target/linux/generic-2.6/files-2.6.24/drivers/ssb/main.c
new file mode 100644
index 0000000000..9028ed5715
--- /dev/null
+++ b/target/linux/generic-2.6/files-2.6.24/drivers/ssb/main.c
@@ -0,0 +1,1169 @@
+/*
+ * Sonics Silicon Backplane
+ * Subsystem core
+ *
+ * Copyright 2005, Broadcom Corporation
+ * Copyright 2006, 2007, Michael Buesch <mb@bu3sch.de>
+ *
+ * Licensed under the GNU/GPL. See COPYING for details.
+ */
+
+#include "ssb_private.h"
+
+#include <linux/delay.h>
+#include <linux/io.h>
+#include <linux/ssb/ssb.h>
+#include <linux/ssb/ssb_regs.h>
+#include <linux/dma-mapping.h>
+#include <linux/pci.h>
+
+#include <pcmcia/cs_types.h>
+#include <pcmcia/cs.h>
+#include <pcmcia/cistpl.h>
+#include <pcmcia/ds.h>
+
+
+MODULE_DESCRIPTION("Sonics Silicon Backplane driver");
+MODULE_LICENSE("GPL");
+
+
+/* Temporary list of yet-to-be-attached buses */
+static LIST_HEAD(attach_queue);
+/* List if running buses */
+static LIST_HEAD(buses);
+/* Software ID counter */
+static unsigned int next_busnumber;
+/* buses_mutes locks the two buslists and the next_busnumber.
+ * Don't lock this directly, but use ssb_buses_[un]lock() below. */
+static DEFINE_MUTEX(buses_mutex);
+
+/* There are differences in the codeflow, if the bus is
+ * initialized from early boot, as various needed services
+ * are not available early. This is a mechanism to delay
+ * these initializations to after early boot has finished.
+ * It's also used to avoid mutex locking, as that's not
+ * available and needed early. */
+static bool ssb_is_early_boot = 1;
+
+static void ssb_buses_lock(void);
+static void ssb_buses_unlock(void);
+
+
+#ifdef CONFIG_SSB_PCIHOST
+struct ssb_bus *ssb_pci_dev_to_bus(struct pci_dev *pdev)
+{
+	struct ssb_bus *bus;
+
+	ssb_buses_lock();
+	list_for_each_entry(bus, &buses, list) {
+		if (bus->bustype == SSB_BUSTYPE_PCI &&
+		    bus->host_pci == pdev)
+			goto found;
+	}
+	bus = NULL;
+found:
+	ssb_buses_unlock();
+
+	return bus;
+}
+#endif /* CONFIG_SSB_PCIHOST */
+
+static struct ssb_device *ssb_device_get(struct ssb_device *dev)
+{
+	if (dev)
+		get_device(dev->dev);
+	return dev;
+}
+
+static void ssb_device_put(struct ssb_device *dev)
+{
+	if (dev)
+		put_device(dev->dev);
+}
+
+static int ssb_bus_resume(struct ssb_bus *bus)
+{
+	int err;
+
+	ssb_pci_xtal(bus, SSB_GPIO_XTAL | SSB_GPIO_PLL, 1);
+	err = ssb_pcmcia_init(bus);
+	if (err) {
+		/* No need to disable XTAL, as we don't have one on PCMCIA. */
+		return err;
+	}
+	ssb_chipco_resume(&bus->chipco);
+
+	return 0;
+}
+
+static int ssb_device_resume(struct device *dev)
+{
+	struct ssb_device *ssb_dev = dev_to_ssb_dev(dev);
+	struct ssb_driver *ssb_drv;
+	struct ssb_bus *bus;
+	int err = 0;
+
+	bus = ssb_dev->bus;
+	if (bus->suspend_cnt == bus->nr_devices) {
+		err = ssb_bus_resume(bus);
+		if (err)
+			return err;
+	}
+	bus->suspend_cnt--;
+	if (dev->driver) {
+		ssb_drv = drv_to_ssb_drv(dev->driver);
+		if (ssb_drv && ssb_drv->resume)
+			err = ssb_drv->resume(ssb_dev);
+		if (err)
+			goto out;
+	}
+out:
+	return err;
+}
+
+static void ssb_bus_suspend(struct ssb_bus *bus, pm_message_t state)
+{
+	ssb_chipco_suspend(&bus->chipco, state);
+	ssb_pci_xtal(bus, SSB_GPIO_XTAL | SSB_GPIO_PLL, 0);
+
+	/* Reset HW state information in memory, so that HW is
+	 * completely reinitialized on resume. */
+	bus->mapped_device = NULL;
+#ifdef CONFIG_SSB_DRIVER_PCICORE
+	bus->pcicore.setup_done = 0;
+#endif
+#ifdef CONFIG_SSB_DEBUG
+	bus->powered_up = 0;
+#endif
+}
+
+static int ssb_device_suspend(struct device *dev, pm_message_t state)
+{
+	struct ssb_device *ssb_dev = dev_to_ssb_dev(dev);
+	struct ssb_driver *ssb_drv;
+	struct ssb_bus *bus;
+	int err = 0;
+
+	if (dev->driver) {
+		ssb_drv = drv_to_ssb_drv(dev->driver);
+		if (ssb_drv && ssb_drv->suspend)
+			err = ssb_drv->suspend(ssb_dev, state);
+		if (err)
+			goto out;
+	}
+
+	bus = ssb_dev->bus;
+	bus->suspend_cnt++;
+	if (bus->suspend_cnt == bus->nr_devices) {
+		/* All devices suspended. Shutdown the bus. */
+		ssb_bus_suspend(bus, state);
+	}
+
+out:
+	return err;
+}
+
+#ifdef CONFIG_SSB_PCIHOST
+int ssb_devices_freeze(struct ssb_bus *bus)
+{
+	struct ssb_device *dev;
+	struct ssb_driver *drv;
+	int err = 0;
+	int i;
+	pm_message_t state = PMSG_FREEZE;
+
+	/* First check that we are capable to freeze all devices. */
+	for (i = 0; i < bus->nr_devices; i++) {
+		dev = &(bus->devices[i]);
+		if (!dev->dev ||
+		    !dev->dev->driver ||
+		    !device_is_registered(dev->dev))
+			continue;
+		drv = drv_to_ssb_drv(dev->dev->driver);
+		if (!drv)
+			continue;
+		if (!drv->suspend) {
+			/* Nope, can't suspend this one. */
+			return -EOPNOTSUPP;
+		}
+	}
+	/* Now suspend all devices */
+	for (i = 0; i < bus->nr_devices; i++) {
+		dev = &(bus->devices[i]);
+		if (!dev->dev ||
+		    !dev->dev->driver ||
+		    !device_is_registered(dev->dev))
+			continue;
+		drv = drv_to_ssb_drv(dev->dev->driver);
+		if (!drv)
+			continue;
+		err = drv->suspend(dev, state);
+		if (err) {
+			ssb_printk(KERN_ERR PFX "Failed to freeze device %s\n",
+				   dev->dev->bus_id);
+			goto err_unwind;
+		}
+	}
+
+	return 0;
+err_unwind:
+	for (i--; i >= 0; i--) {
+		dev = &(bus->devices[i]);
+		if (!dev->dev ||
+		    !dev->dev->driver ||
+		    !device_is_registered(dev->dev))
+			continue;
+		drv = drv_to_ssb_drv(dev->dev->driver);
+		if (!drv)
+			continue;
+		if (drv->resume)
+			drv->resume(dev);
+	}
+	return err;
+}
+
+int ssb_devices_thaw(struct ssb_bus *bus)
+{
+	struct ssb_device *dev;
+	struct ssb_driver *drv;
+	int err;
+	int i;
+
+	for (i = 0; i < bus->nr_devices; i++) {
+		dev = &(bus->devices[i]);
+		if (!dev->dev ||
+		    !dev->dev->driver ||
+		    !device_is_registered(dev->dev))
+			continue;
+		drv = drv_to_ssb_drv(dev->dev->driver);
+		if (!drv)
+			continue;
+		if (SSB_WARN_ON(!drv->resume))
+			continue;
+		err = drv->resume(dev);
+		if (err) {
+			ssb_printk(KERN_ERR PFX "Failed to thaw device %s\n",
+				   dev->dev->bus_id);
+		}
+	}
+
+	return 0;
+}
+#endif /* CONFIG_SSB_PCIHOST */
+
+static void ssb_device_shutdown(struct device *dev)
+{
+	struct ssb_device *ssb_dev = dev_to_ssb_dev(dev);
+	struct ssb_driver *ssb_drv;
+
+	if (!dev->driver)
+		return;
+	ssb_drv = drv_to_ssb_drv(dev->driver);
+	if (ssb_drv && ssb_drv->shutdown)
+		ssb_drv->shutdown(ssb_dev);
+}
+
+static int ssb_device_remove(struct device *dev)
+{
+	struct ssb_device *ssb_dev = dev_to_ssb_dev(dev);
+	struct ssb_driver *ssb_drv = drv_to_ssb_drv(dev->driver);
+
+	if (ssb_drv && ssb_drv->remove)
+		ssb_drv->remove(ssb_dev);
+	ssb_device_put(ssb_dev);
+
+	return 0;
+}
+
+static int ssb_device_probe(struct device *dev)
+{
+	struct ssb_device *ssb_dev = dev_to_ssb_dev(dev);
+	struct ssb_driver *ssb_drv = drv_to_ssb_drv(dev->driver);
+	int err = 0;
+
+	ssb_device_get(ssb_dev);
+	if (ssb_drv && ssb_drv->probe)
+		err = ssb_drv->probe(ssb_dev, &ssb_dev->id);
+	if (err)
+		ssb_device_put(ssb_dev);
+
+	return err;
+}
+
+static int ssb_match_devid(const struct ssb_device_id *tabid,
+			   const struct ssb_device_id *devid)
+{
+	if ((tabid->vendor != devid->vendor) &&
+	    tabid->vendor != SSB_ANY_VENDOR)
+		return 0;
+	if ((tabid->coreid != devid->coreid) &&
+	    tabid->coreid != SSB_ANY_ID)
+		return 0;
+	if ((tabid->revision != devid->revision) &&
+	    tabid->revision != SSB_ANY_REV)
+		return 0;
+	return 1;
+}
+
+static int ssb_bus_match(struct device *dev, struct device_driver *drv)
+{
+	struct ssb_device *ssb_dev = dev_to_ssb_dev(dev);
+	struct ssb_driver *ssb_drv = drv_to_ssb_drv(drv);
+	const struct ssb_device_id *id;
+
+	for (id = ssb_drv->id_table;
+	     id->vendor || id->coreid || id->revision;
+	     id++) {
+		if (ssb_match_devid(id, &ssb_dev->id))
+			return 1; /* found */
+	}
+
+	return 0;
+}
+
+static int ssb_device_uevent(struct device *dev, struct kobj_uevent_env *env)
+{
+	struct ssb_device *ssb_dev = dev_to_ssb_dev(dev);
+
+	if (!dev)
+		return -ENODEV;
+
+	return add_uevent_var(env,
+			     "MODALIAS=ssb:v%04Xid%04Xrev%02X",
+			     ssb_dev->id.vendor, ssb_dev->id.coreid,
+			     ssb_dev->id.revision);
+}
+
+static struct bus_type ssb_bustype = {
+	.name		= "ssb",
+	.match		= ssb_bus_match,
+	.probe		= ssb_device_probe,
+	.remove		= ssb_device_remove,
+	.shutdown	= ssb_device_shutdown,
+	.suspend	= ssb_device_suspend,
+	.resume		= ssb_device_resume,
+	.uevent		= ssb_device_uevent,
+};
+
+static void ssb_buses_lock(void)
+{
+	/* See the comment at the ssb_is_early_boot definition */
+	if (!ssb_is_early_boot)
+		mutex_lock(&buses_mutex);
+}
+
+static void ssb_buses_unlock(void)
+{
+	/* See the comment at the ssb_is_early_boot definition */
+	if (!ssb_is_early_boot)
+		mutex_unlock(&buses_mutex);
+}
+
+static void ssb_devices_unregister(struct ssb_bus *bus)
+{
+	struct ssb_device *sdev;
+	int i;
+
+	for (i = bus->nr_devices - 1; i >= 0; i--) {
+		sdev = &(bus->devices[i]);
+		if (sdev->dev)
+			device_unregister(sdev->dev);
+	}
+}
+
+void ssb_bus_unregister(struct ssb_bus *bus)
+{
+	ssb_buses_lock();
+	ssb_devices_unregister(bus);
+	list_del(&bus->list);
+	ssb_buses_unlock();
+
+	/* ssb_pcmcia_exit(bus); */
+	ssb_pci_exit(bus);
+	ssb_iounmap(bus);
+}
+EXPORT_SYMBOL(ssb_bus_unregister);
+
+static void ssb_release_dev(struct device *dev)
+{
+	struct __ssb_dev_wrapper *devwrap;
+
+	devwrap = container_of(dev, struct __ssb_dev_wrapper, dev);
+	kfree(devwrap);
+}
+
+static int ssb_devices_register(struct ssb_bus *bus)
+{
+	struct ssb_device *sdev;
+	struct device *dev;
+	struct __ssb_dev_wrapper *devwrap;
+	int i, err = 0;
+	int dev_idx = 0;
+
+	for (i = 0; i < bus->nr_devices; i++) {
+		sdev = &(bus->devices[i]);
+
+		/* We don't register SSB-system devices to the kernel,
+		 * as the drivers for them are built into SSB. */
+		switch (sdev->id.coreid) {
+		case SSB_DEV_CHIPCOMMON:
+		case SSB_DEV_PCI:
+		case SSB_DEV_PCIE:
+		case SSB_DEV_PCMCIA:
+		case SSB_DEV_MIPS:
+		case SSB_DEV_MIPS_3302:
+		case SSB_DEV_EXTIF:
+			continue;
+		}
+
+		devwrap = kzalloc(sizeof(*devwrap), GFP_KERNEL);
+		if (!devwrap) {
+			ssb_printk(KERN_ERR PFX
+				   "Could not allocate device\n");
+			err = -ENOMEM;
+			goto error;
+		}
+		dev = &devwrap->dev;
+		devwrap->sdev = sdev;
+
+		dev->release = ssb_release_dev;
+		dev->bus = &ssb_bustype;
+		snprintf(dev->bus_id, sizeof(dev->bus_id),
+			 "ssb%u:%d", bus->busnumber, dev_idx);
+
+		switch (bus->bustype) {
+		case SSB_BUSTYPE_PCI:
+#ifdef CONFIG_SSB_PCIHOST
+			sdev->irq = bus->host_pci->irq;
+			dev->parent = &bus->host_pci->dev;
+#endif
+			break;
+		case SSB_BUSTYPE_PCMCIA:
+#ifdef CONFIG_SSB_PCMCIAHOST
+			sdev->irq = bus->host_pcmcia->irq.AssignedIRQ;
+			dev->parent = &bus->host_pcmcia->dev;
+#endif
+			break;
+		case SSB_BUSTYPE_SSB:
+			break;
+		}
+
+		sdev->dev = dev;
+		err = device_register(dev);
+		if (err) {
+			ssb_printk(KERN_ERR PFX
+				   "Could not register %s\n",
+				   dev->bus_id);
+			/* Set dev to NULL to not unregister
+			 * dev on error unwinding. */
+			sdev->dev = NULL;
+			kfree(devwrap);
+			goto error;
+		}
+		dev_idx++;
+	}
+
+	return 0;
+error:
+	/* Unwind the already registered devices. */
+	ssb_devices_unregister(bus);
+	return err;
+}
+
+/* Needs ssb_buses_lock() */
+static int ssb_attach_queued_buses(void)
+{
+	struct ssb_bus *bus, *n;
+	int err = 0;
+	int drop_them_all = 0;
+
+	list_for_each_entry_safe(bus, n, &attach_queue, list) {
+		if (drop_them_all) {
+			list_del(&bus->list);
+			continue;
+		}
+		/* Can't init the PCIcore in ssb_bus_register(), as that
+		 * is too early in boot for embedded systems
+		 * (no udelay() available). So do it here in attach stage.
+		 */
+		err = ssb_bus_powerup(bus, 0);
+		if (err)
+			goto error;
+		ssb_pcicore_init(&bus->pcicore);
+		ssb_bus_may_powerdown(bus);
+
+		err = ssb_devices_register(bus);
+error:
+		if (err) {
+			drop_them_all = 1;
+			list_del(&bus->list);
+			continue;
+		}
+		list_move_tail(&bus->list, &buses);
+	}
+
+	return err;
+}
+
+static u16 ssb_ssb_read16(struct ssb_device *dev, u16 offset)
+{
+	struct ssb_bus *bus = dev->bus;
+
+	offset += dev->core_index * SSB_CORE_SIZE;
+	return readw(bus->mmio + offset);
+}
+
+static u32 ssb_ssb_read32(struct ssb_device *dev, u16 offset)
+{
+	struct ssb_bus *bus = dev->bus;
+
+	offset += dev->core_index * SSB_CORE_SIZE;
+	return readl(bus->mmio + offset);
+}
+
+static void ssb_ssb_write16(struct ssb_device *dev, u16 offset, u16 value)
+{
+	struct ssb_bus *bus = dev->bus;
+
+	offset += dev->core_index * SSB_CORE_SIZE;
+	writew(value, bus->mmio + offset);
+}
+
+static void ssb_ssb_write32(struct ssb_device *dev, u16 offset, u32 value)
+{
+	struct ssb_bus *bus = dev->bus;
+
+	offset += dev->core_index * SSB_CORE_SIZE;
+	writel(value, bus->mmio + offset);
+}
+
+/* Ops for the plain SSB bus without a host-device (no PCI or PCMCIA). */
+static const struct ssb_bus_ops ssb_ssb_ops = {
+	.read16		= ssb_ssb_read16,
+	.read32		= ssb_ssb_read32,
+	.write16	= ssb_ssb_write16,
+	.write32	= ssb_ssb_write32,
+};
+
+static int ssb_fetch_invariants(struct ssb_bus *bus,
+				ssb_invariants_func_t get_invariants)
+{
+	struct ssb_init_invariants iv;
+	int err;
+
+	memset(&iv, 0, sizeof(iv));
+	err = get_invariants(bus, &iv);
+	if (err)
+		goto out;
+	memcpy(&bus->boardinfo, &iv.boardinfo, sizeof(iv.boardinfo));
+	memcpy(&bus->sprom, &iv.sprom, sizeof(iv.sprom));
+out:
+	return err;
+}
+
+static int ssb_bus_register(struct ssb_bus *bus,
+			    ssb_invariants_func_t get_invariants,
+			    unsigned long baseaddr)
+{
+	int err;
+
+	spin_lock_init(&bus->bar_lock);
+	INIT_LIST_HEAD(&bus->list);
+
+	/* Powerup the bus */
+	err = ssb_pci_xtal(bus, SSB_GPIO_XTAL | SSB_GPIO_PLL, 1);
+	if (err)
+		goto out;
+	ssb_buses_lock();
+	bus->busnumber = next_busnumber;
+	/* Scan for devices (cores) */
+	err = ssb_bus_scan(bus, baseaddr);
+	if (err)
+		goto err_disable_xtal;
+
+	/* Init PCI-host device (if any) */
+	err = ssb_pci_init(bus);
+	if (err)
+		goto err_unmap;
+	/* Init PCMCIA-host device (if any) */
+	err = ssb_pcmcia_init(bus);
+	if (err)
+		goto err_pci_exit;
+
+	/* Initialize basic system devices (if available) */
+	err = ssb_bus_powerup(bus, 0);
+	if (err)
+		goto err_pcmcia_exit;
+	ssb_chipcommon_init(&bus->chipco);
+	ssb_mipscore_init(&bus->mipscore);
+	err = ssb_fetch_invariants(bus, get_invariants);
+	if (err) {
+		ssb_bus_may_powerdown(bus);
+		goto err_pcmcia_exit;
+	}
+	ssb_bus_may_powerdown(bus);
+
+	/* Queue it for attach.
+	 * See the comment at the ssb_is_early_boot definition. */
+	list_add_tail(&bus->list, &attach_queue);
+	if (!ssb_is_early_boot) {
+		/* This is not early boot, so we must attach the bus now */
+		err = ssb_attach_queued_buses();
+		if (err)
+			goto err_dequeue;
+	}
+	next_busnumber++;
+	ssb_buses_unlock();
+
+out:
+	return err;
+
+err_dequeue:
+	list_del(&bus->list);
+err_pcmcia_exit:
+/*	ssb_pcmcia_exit(bus); */
+err_pci_exit:
+	ssb_pci_exit(bus);
+err_unmap:
+	ssb_iounmap(bus);
+err_disable_xtal:
+	ssb_buses_unlock();
+	ssb_pci_xtal(bus, SSB_GPIO_XTAL | SSB_GPIO_PLL, 0);
+	return err;
+}
+
+#ifdef CONFIG_SSB_PCIHOST
+int ssb_bus_pcibus_register(struct ssb_bus *bus,
+			    struct pci_dev *host_pci)
+{
+	int err;
+
+	bus->bustype = SSB_BUSTYPE_PCI;
+	bus->host_pci = host_pci;
+	bus->ops = &ssb_pci_ops;
+
+	err = ssb_bus_register(bus, ssb_pci_get_invariants, 0);
+	if (!err) {
+		ssb_printk(KERN_INFO PFX "Sonics Silicon Backplane found on "
+			   "PCI device %s\n", host_pci->dev.bus_id);
+	}
+
+	return err;
+}
+EXPORT_SYMBOL(ssb_bus_pcibus_register);
+#endif /* CONFIG_SSB_PCIHOST */
+
+#ifdef CONFIG_SSB_PCMCIAHOST
+int ssb_bus_pcmciabus_register(struct ssb_bus *bus,
+			       struct pcmcia_device *pcmcia_dev,
+			       unsigned long baseaddr)
+{
+	int err;
+
+	bus->bustype = SSB_BUSTYPE_PCMCIA;
+	bus->host_pcmcia = pcmcia_dev;
+	bus->ops = &ssb_pcmcia_ops;
+
+	err = ssb_bus_register(bus, ssb_pcmcia_get_invariants, baseaddr);
+	if (!err) {
+		ssb_printk(KERN_INFO PFX "Sonics Silicon Backplane found on "
+			   "PCMCIA device %s\n", pcmcia_dev->devname);
+	}
+
+	return err;
+}
+EXPORT_SYMBOL(ssb_bus_pcmciabus_register);
+#endif /* CONFIG_SSB_PCMCIAHOST */
+
+int ssb_bus_ssbbus_register(struct ssb_bus *bus,
+			    unsigned long baseaddr,
+			    ssb_invariants_func_t get_invariants)
+{
+	int err;
+
+	bus->bustype = SSB_BUSTYPE_SSB;
+	bus->ops = &ssb_ssb_ops;
+
+	err = ssb_bus_register(bus, get_invariants, baseaddr);
+	if (!err) {
+		ssb_printk(KERN_INFO PFX "Sonics Silicon Backplane found at "
+			   "address 0x%08lX\n", baseaddr);
+	}
+
+	return err;
+}
+
+int __ssb_driver_register(struct ssb_driver *drv, struct module *owner)
+{
+	drv->drv.name = drv->name;
+	drv->drv.bus = &ssb_bustype;
+	drv->drv.owner = owner;
+
+	return driver_register(&drv->drv);
+}
+EXPORT_SYMBOL(__ssb_driver_register);
+
+void ssb_driver_unregister(struct ssb_driver *drv)
+{
+	driver_unregister(&drv->drv);
+}
+EXPORT_SYMBOL(ssb_driver_unregister);
+
+void ssb_set_devtypedata(struct ssb_device *dev, void *data)
+{
+	struct ssb_bus *bus = dev->bus;
+	struct ssb_device *ent;
+	int i;
+
+	for (i = 0; i < bus->nr_devices; i++) {
+		ent = &(bus->devices[i]);
+		if (ent->id.vendor != dev->id.vendor)
+			continue;
+		if (ent->id.coreid != dev->id.coreid)
+			continue;
+
+		ent->devtypedata = data;
+	}
+}
+EXPORT_SYMBOL(ssb_set_devtypedata);
+
+static u32 clkfactor_f6_resolve(u32 v)
+{
+	/* map the magic values */
+	switch (v) {
+	case SSB_CHIPCO_CLK_F6_2:
+		return 2;
+	case SSB_CHIPCO_CLK_F6_3:
+		return 3;
+	case SSB_CHIPCO_CLK_F6_4:
+		return 4;
+	case SSB_CHIPCO_CLK_F6_5:
+		return 5;
+	case SSB_CHIPCO_CLK_F6_6:
+		return 6;
+	case SSB_CHIPCO_CLK_F6_7:
+		return 7;
+	}
+	return 0;
+}
+
+/* Calculate the speed the backplane would run at a given set of clockcontrol values */
+u32 ssb_calc_clock_rate(u32 plltype, u32 n, u32 m)
+{
+	u32 n1, n2, clock, m1, m2, m3, mc;
+
+	n1 = (n & SSB_CHIPCO_CLK_N1);
+	n2 = ((n & SSB_CHIPCO_CLK_N2) >> SSB_CHIPCO_CLK_N2_SHIFT);
+
+	switch (plltype) {
+	case SSB_PLLTYPE_6: /* 100/200 or 120/240 only */
+		if (m & SSB_CHIPCO_CLK_T6_MMASK)
+			return SSB_CHIPCO_CLK_T6_M0;
+		return SSB_CHIPCO_CLK_T6_M1;
+	case SSB_PLLTYPE_1: /* 48Mhz base, 3 dividers */
+	case SSB_PLLTYPE_3: /* 25Mhz, 2 dividers */
+	case SSB_PLLTYPE_4: /* 48Mhz, 4 dividers */
+	case SSB_PLLTYPE_7: /* 25Mhz, 4 dividers */
+		n1 = clkfactor_f6_resolve(n1);
+		n2 += SSB_CHIPCO_CLK_F5_BIAS;
+		break;
+	case SSB_PLLTYPE_2: /* 48Mhz, 4 dividers */
+		n1 += SSB_CHIPCO_CLK_T2_BIAS;
+		n2 += SSB_CHIPCO_CLK_T2_BIAS;
+		SSB_WARN_ON(!((n1 >= 2) && (n1 <= 7)));
+		SSB_WARN_ON(!((n2 >= 5) && (n2 <= 23)));
+		break;
+	case SSB_PLLTYPE_5: /* 25Mhz, 4 dividers */
+		return 100000000;
+	default:
+		SSB_WARN_ON(1);
+	}
+
+	switch (plltype) {
+	case SSB_PLLTYPE_3: /* 25Mhz, 2 dividers */
+	case SSB_PLLTYPE_7: /* 25Mhz, 4 dividers */
+		clock = SSB_CHIPCO_CLK_BASE2 * n1 * n2;
+		break;
+	default:
+		clock = SSB_CHIPCO_CLK_BASE1 * n1 * n2;
+	}
+	if (!clock)
+		return 0;
+
+	m1 = (m & SSB_CHIPCO_CLK_M1);
+	m2 = ((m & SSB_CHIPCO_CLK_M2) >> SSB_CHIPCO_CLK_M2_SHIFT);
+	m3 = ((m & SSB_CHIPCO_CLK_M3) >> SSB_CHIPCO_CLK_M3_SHIFT);
+	mc = ((m & SSB_CHIPCO_CLK_MC) >> SSB_CHIPCO_CLK_MC_SHIFT);
+
+	switch (plltype) {
+	case SSB_PLLTYPE_1: /* 48Mhz base, 3 dividers */
+	case SSB_PLLTYPE_3: /* 25Mhz, 2 dividers */
+	case SSB_PLLTYPE_4: /* 48Mhz, 4 dividers */
+	case SSB_PLLTYPE_7: /* 25Mhz, 4 dividers */
+		m1 = clkfactor_f6_resolve(m1);
+		if ((plltype == SSB_PLLTYPE_1) ||
+		    (plltype == SSB_PLLTYPE_3))
+			m2 += SSB_CHIPCO_CLK_F5_BIAS;
+		else
+			m2 = clkfactor_f6_resolve(m2);
+		m3 = clkfactor_f6_resolve(m3);
+
+		switch (mc) {
+		case SSB_CHIPCO_CLK_MC_BYPASS:
+			return clock;
+		case SSB_CHIPCO_CLK_MC_M1:
+			return (clock / m1);
+		case SSB_CHIPCO_CLK_MC_M1M2:
+			return (clock / (m1 * m2));
+		case SSB_CHIPCO_CLK_MC_M1M2M3:
+			return (clock / (m1 * m2 * m3));
+		case SSB_CHIPCO_CLK_MC_M1M3:
+			return (clock / (m1 * m3));
+		}
+		return 0;
+	case SSB_PLLTYPE_2:
+		m1 += SSB_CHIPCO_CLK_T2_BIAS;
+		m2 += SSB_CHIPCO_CLK_T2M2_BIAS;
+		m3 += SSB_CHIPCO_CLK_T2_BIAS;
+		SSB_WARN_ON(!((m1 >= 2) && (m1 <= 7)));
+		SSB_WARN_ON(!((m2 >= 3) && (m2 <= 10)));
+		SSB_WARN_ON(!((m3 >= 2) && (m3 <= 7)));
+
+		if (!(mc & SSB_CHIPCO_CLK_T2MC_M1BYP))
+			clock /= m1;
+		if (!(mc & SSB_CHIPCO_CLK_T2MC_M2BYP))
+			clock /= m2;
+		if (!(mc & SSB_CHIPCO_CLK_T2MC_M3BYP))
+			clock /= m3;
+		return clock;
+	default:
+		SSB_WARN_ON(1);
+	}
+	return 0;
+}
+
+/* Get the current speed the backplane is running at */
+u32 ssb_clockspeed(struct ssb_bus *bus)
+{
+	u32 rate;
+	u32 plltype;
+	u32 clkctl_n, clkctl_m;
+
+	if (ssb_extif_available(&bus->extif))
+		ssb_extif_get_clockcontrol(&bus->extif, &plltype,
+					   &clkctl_n, &clkctl_m);
+	else if (bus->chipco.dev)
+		ssb_chipco_get_clockcontrol(&bus->chipco, &plltype,
+					    &clkctl_n, &clkctl_m);
+	else
+		return 0;
+
+	if (bus->chip_id == 0x5365) {
+		rate = 100000000;
+	} else {
+		rate = ssb_calc_clock_rate(plltype, clkctl_n, clkctl_m);
+		if (plltype == SSB_PLLTYPE_3) /* 25Mhz, 2 dividers */
+			rate /= 2;
+	}
+
+	return rate;
+}
+EXPORT_SYMBOL(ssb_clockspeed);
+
+static u32 ssb_tmslow_reject_bitmask(struct ssb_device *dev)
+{
+	u32 rev = ssb_read32(dev, SSB_IDLOW) & SSB_IDLOW_SSBREV;
+
+	/* The REJECT bit changed position in TMSLOW between
+	 * Backplane revisions. */
+	switch (rev) {
+	case SSB_IDLOW_SSBREV_22:
+		return SSB_TMSLOW_REJECT_22;
+	case SSB_IDLOW_SSBREV_23:
+		return SSB_TMSLOW_REJECT_23;
+	case SSB_IDLOW_SSBREV_24:     /* TODO - find the proper REJECT bits */
+	case SSB_IDLOW_SSBREV_25:     /* same here */
+	case SSB_IDLOW_SSBREV_26:     /* same here */
+	case SSB_IDLOW_SSBREV_27:     /* same here */
+		return SSB_TMSLOW_REJECT_23;	/* this is a guess */
+	default:
+		printk(KERN_INFO "ssb: Backplane Revision 0x%.8X\n", rev);
+		WARN_ON(1);
+	}
+	return (SSB_TMSLOW_REJECT_22 | SSB_TMSLOW_REJECT_23);
+}
+
+int ssb_device_is_enabled(struct ssb_device *dev)
+{
+	u32 val;
+	u32 reject;
+
+	reject = ssb_tmslow_reject_bitmask(dev);
+	val = ssb_read32(dev, SSB_TMSLOW);
+	val &= SSB_TMSLOW_CLOCK | SSB_TMSLOW_RESET | reject;
+
+	return (val == SSB_TMSLOW_CLOCK);
+}
+EXPORT_SYMBOL(ssb_device_is_enabled);
+
+static void ssb_flush_tmslow(struct ssb_device *dev)
+{
+	/* Make _really_ sure the device has finished the TMSLOW
+	 * register write transaction, as we risk running into
+	 * a machine check exception otherwise.
+	 * Do this by reading the register back to commit the
+	 * PCI write and delay an additional usec for the device
+	 * to react to the change. */
+	ssb_read32(dev, SSB_TMSLOW);
+	udelay(1);
+}
+
+void ssb_device_enable(struct ssb_device *dev, u32 core_specific_flags)
+{
+	u32 val;
+
+	ssb_device_disable(dev, core_specific_flags);
+	ssb_write32(dev, SSB_TMSLOW,
+		    SSB_TMSLOW_RESET | SSB_TMSLOW_CLOCK |
+		    SSB_TMSLOW_FGC | core_specific_flags);
+	ssb_flush_tmslow(dev);
+
+	/* Clear SERR if set. This is a hw bug workaround. */
+	if (ssb_read32(dev, SSB_TMSHIGH) & SSB_TMSHIGH_SERR)
+		ssb_write32(dev, SSB_TMSHIGH, 0);
+
+	val = ssb_read32(dev, SSB_IMSTATE);
+	if (val & (SSB_IMSTATE_IBE | SSB_IMSTATE_TO)) {
+		val &= ~(SSB_IMSTATE_IBE | SSB_IMSTATE_TO);
+		ssb_write32(dev, SSB_IMSTATE, val);
+	}
+
+	ssb_write32(dev, SSB_TMSLOW,
+		    SSB_TMSLOW_CLOCK | SSB_TMSLOW_FGC |
+		    core_specific_flags);
+	ssb_flush_tmslow(dev);
+
+	ssb_write32(dev, SSB_TMSLOW, SSB_TMSLOW_CLOCK |
+		    core_specific_flags);
+	ssb_flush_tmslow(dev);
+}
+EXPORT_SYMBOL(ssb_device_enable);
+
+/* Wait for a bit in a register to get set or unset.
+ * timeout is in units of ten-microseconds */
+static int ssb_wait_bit(struct ssb_device *dev, u16 reg, u32 bitmask,
+			int timeout, int set)
+{
+	int i;
+	u32 val;
+
+	for (i = 0; i < timeout; i++) {
+		val = ssb_read32(dev, reg);
+		if (set) {
+			if (val & bitmask)
+				return 0;
+		} else {
+			if (!(val & bitmask))
+				return 0;
+		}
+		udelay(10);
+	}
+	printk(KERN_ERR PFX "Timeout waiting for bitmask %08X on "
+			    "register %04X to %s.\n",
+	       bitmask, reg, (set ? "set" : "clear"));
+
+	return -ETIMEDOUT;
+}
+
+void ssb_device_disable(struct ssb_device *dev, u32 core_specific_flags)
+{
+	u32 reject;
+
+	if (ssb_read32(dev, SSB_TMSLOW) & SSB_TMSLOW_RESET)
+		return;
+
+	reject = ssb_tmslow_reject_bitmask(dev);
+	ssb_write32(dev, SSB_TMSLOW, reject | SSB_TMSLOW_CLOCK);
+	ssb_wait_bit(dev, SSB_TMSLOW, reject, 1000, 1);
+	ssb_wait_bit(dev, SSB_TMSHIGH, SSB_TMSHIGH_BUSY, 1000, 0);
+	ssb_write32(dev, SSB_TMSLOW,
+		    SSB_TMSLOW_FGC | SSB_TMSLOW_CLOCK |
+		    reject | SSB_TMSLOW_RESET |
+		    core_specific_flags);
+	ssb_flush_tmslow(dev);
+
+	ssb_write32(dev, SSB_TMSLOW,
+		    reject | SSB_TMSLOW_RESET |
+		    core_specific_flags);
+	ssb_flush_tmslow(dev);
+}
+EXPORT_SYMBOL(ssb_device_disable);
+
+u32 ssb_dma_translation(struct ssb_device *dev)
+{
+	switch (dev->bus->bustype) {
+	case SSB_BUSTYPE_SSB:
+		return 0;
+	case SSB_BUSTYPE_PCI:
+	case SSB_BUSTYPE_PCMCIA:
+		return SSB_PCI_DMA;
+	}
+	return 0;
+}
+EXPORT_SYMBOL(ssb_dma_translation);
+
+int ssb_dma_set_mask(struct ssb_device *ssb_dev, u64 mask)
+{
+	struct device *dev = ssb_dev->dev;
+
+#ifdef CONFIG_SSB_PCIHOST
+	if (ssb_dev->bus->bustype == SSB_BUSTYPE_PCI &&
+	    !dma_supported(dev, mask))
+		return -EIO;
+#endif
+	dev->coherent_dma_mask = mask;
+	dev->dma_mask = &dev->coherent_dma_mask;
+
+	return 0;
+}
+EXPORT_SYMBOL(ssb_dma_set_mask);
+
+int ssb_bus_may_powerdown(struct ssb_bus *bus)
+{
+	struct ssb_chipcommon *cc;
+	int err = 0;
+
+	/* On buses where more than one core may be working
+	 * at a time, we must not powerdown stuff if there are
+	 * still cores that may want to run. */
+	if (bus->bustype == SSB_BUSTYPE_SSB)
+		goto out;
+
+	cc = &bus->chipco;
+	ssb_chipco_set_clockmode(cc, SSB_CLKMODE_SLOW);
+	err = ssb_pci_xtal(bus, SSB_GPIO_XTAL | SSB_GPIO_PLL, 0);
+	if (err)
+		goto error;
+out:
+#ifdef CONFIG_SSB_DEBUG
+	bus->powered_up = 0;
+#endif
+	return err;
+error:
+	ssb_printk(KERN_ERR PFX "Bus powerdown failed\n");
+	goto out;
+}
+EXPORT_SYMBOL(ssb_bus_may_powerdown);
+
+int ssb_bus_powerup(struct ssb_bus *bus, bool dynamic_pctl)
+{
+	struct ssb_chipcommon *cc;
+	int err;
+	enum ssb_clkmode mode;
+
+	err = ssb_pci_xtal(bus, SSB_GPIO_XTAL | SSB_GPIO_PLL, 1);
+	if (err)
+		goto error;
+	cc = &bus->chipco;
+	mode = dynamic_pctl ? SSB_CLKMODE_DYNAMIC : SSB_CLKMODE_FAST;
+	ssb_chipco_set_clockmode(cc, mode);
+
+#ifdef CONFIG_SSB_DEBUG
+	bus->powered_up = 1;
+#endif
+	return 0;
+error:
+	ssb_printk(KERN_ERR PFX "Bus powerup failed\n");
+	return err;
+}
+EXPORT_SYMBOL(ssb_bus_powerup);
+
+u32 ssb_admatch_base(u32 adm)
+{
+	u32 base = 0;
+
+	switch (adm & SSB_ADM_TYPE) {
+	case SSB_ADM_TYPE0:
+		base = (adm & SSB_ADM_BASE0);
+		break;
+	case SSB_ADM_TYPE1:
+		SSB_WARN_ON(adm & SSB_ADM_NEG); /* unsupported */
+		base = (adm & SSB_ADM_BASE1);
+		break;
+	case SSB_ADM_TYPE2:
+		SSB_WARN_ON(adm & SSB_ADM_NEG); /* unsupported */
+		base = (adm & SSB_ADM_BASE2);
+		break;
+	default:
+		SSB_WARN_ON(1);
+	}
+
+	return base;
+}
+EXPORT_SYMBOL(ssb_admatch_base);
+
+u32 ssb_admatch_size(u32 adm)
+{
+	u32 size = 0;
+
+	switch (adm & SSB_ADM_TYPE) {
+	case SSB_ADM_TYPE0:
+		size = ((adm & SSB_ADM_SZ0) >> SSB_ADM_SZ0_SHIFT);
+		break;
+	case SSB_ADM_TYPE1:
+		SSB_WARN_ON(adm & SSB_ADM_NEG); /* unsupported */
+		size = ((adm & SSB_ADM_SZ1) >> SSB_ADM_SZ1_SHIFT);
+		break;
+	case SSB_ADM_TYPE2:
+		SSB_WARN_ON(adm & SSB_ADM_NEG); /* unsupported */
+		size = ((adm & SSB_ADM_SZ2) >> SSB_ADM_SZ2_SHIFT);
+		break;
+	default:
+		SSB_WARN_ON(1);
+	}
+	size = (1 << (size + 1));
+
+	return size;
+}
+EXPORT_SYMBOL(ssb_admatch_size);
+
+static int __init ssb_modinit(void)
+{
+	int err;
+
+	/* See the comment at the ssb_is_early_boot definition */
+	ssb_is_early_boot = 0;
+	err = bus_register(&ssb_bustype);
+	if (err)
+		return err;
+
+	/* Maybe we already registered some buses at early boot.
+	 * Check for this and attach them
+	 */
+	ssb_buses_lock();
+	err = ssb_attach_queued_buses();
+	ssb_buses_unlock();
+	if (err)
+		bus_unregister(&ssb_bustype);
+
+	err = b43_pci_ssb_bridge_init();
+	if (err) {
+		ssb_printk(KERN_ERR "Broadcom 43xx PCI-SSB-bridge "
+			   "initialization failed");
+		/* don't fail SSB init because of this */
+		err = 0;
+	}
+
+	return err;
+}
+/* ssb must be initialized after PCI but before the ssb drivers.
+ * That means we must use some initcall between subsys_initcall
+ * and device_initcall. */
+fs_initcall(ssb_modinit);
+
+static void __exit ssb_modexit(void)
+{
+	b43_pci_ssb_bridge_exit();
+	bus_unregister(&ssb_bustype);
+}
+module_exit(ssb_modexit)
diff --git a/target/linux/generic-2.6/files-2.6.24/drivers/ssb/pci.c b/target/linux/generic-2.6/files-2.6.24/drivers/ssb/pci.c
new file mode 100644
index 0000000000..b434df7504
--- /dev/null
+++ b/target/linux/generic-2.6/files-2.6.24/drivers/ssb/pci.c
@@ -0,0 +1,790 @@
+/*
+ * Sonics Silicon Backplane PCI-Hostbus related functions.
+ *
+ * Copyright (C) 2005-2006 Michael Buesch <mb@bu3sch.de>
+ * Copyright (C) 2005 Martin Langer <martin-langer@gmx.de>
+ * Copyright (C) 2005 Stefano Brivio <st3@riseup.net>
+ * Copyright (C) 2005 Danny van Dyk <kugelfang@gentoo.org>
+ * Copyright (C) 2005 Andreas Jaggi <andreas.jaggi@waterwave.ch>
+ *
+ * Derived from the Broadcom 4400 device driver.
+ * Copyright (C) 2002 David S. Miller (davem@redhat.com)
+ * Fixed by Pekka Pietikainen (pp@ee.oulu.fi)
+ * Copyright (C) 2006 Broadcom Corporation.
+ *
+ * Licensed under the GNU/GPL. See COPYING for details.
+ */
+
+#include <linux/ssb/ssb.h>
+#include <linux/ssb/ssb_regs.h>
+#include <linux/pci.h>
+#include <linux/delay.h>
+
+#include "ssb_private.h"
+
+
+/* Define the following to 1 to enable a printk on each coreswitch. */
+#define SSB_VERBOSE_PCICORESWITCH_DEBUG		0
+
+
+/* Lowlevel coreswitching */
+int ssb_pci_switch_coreidx(struct ssb_bus *bus, u8 coreidx)
+{
+	int err;
+	int attempts = 0;
+	u32 cur_core;
+
+	while (1) {
+		err = pci_write_config_dword(bus->host_pci, SSB_BAR0_WIN,
+					     (coreidx * SSB_CORE_SIZE)
+					     + SSB_ENUM_BASE);
+		if (err)
+			goto error;
+		err = pci_read_config_dword(bus->host_pci, SSB_BAR0_WIN,
+					    &cur_core);
+		if (err)
+			goto error;
+		cur_core = (cur_core - SSB_ENUM_BASE)
+			   / SSB_CORE_SIZE;
+		if (cur_core == coreidx)
+			break;
+
+		if (attempts++ > SSB_BAR0_MAX_RETRIES)
+			goto error;
+		udelay(10);
+	}
+	return 0;
+error:
+	ssb_printk(KERN_ERR PFX "Failed to switch to core %u\n", coreidx);
+	return -ENODEV;
+}
+
+int ssb_pci_switch_core(struct ssb_bus *bus,
+			struct ssb_device *dev)
+{
+	int err;
+	unsigned long flags;
+
+#if SSB_VERBOSE_PCICORESWITCH_DEBUG
+	ssb_printk(KERN_INFO PFX
+		   "Switching to %s core, index %d\n",
+		   ssb_core_name(dev->id.coreid),
+		   dev->core_index);
+#endif
+
+	spin_lock_irqsave(&bus->bar_lock, flags);
+	err = ssb_pci_switch_coreidx(bus, dev->core_index);
+	if (!err)
+		bus->mapped_device = dev;
+	spin_unlock_irqrestore(&bus->bar_lock, flags);
+
+	return err;
+}
+
+/* Enable/disable the on board crystal oscillator and/or PLL. */
+int ssb_pci_xtal(struct ssb_bus *bus, u32 what, int turn_on)
+{
+	int err;
+	u32 in, out, outenable;
+	u16 pci_status;
+
+	if (bus->bustype != SSB_BUSTYPE_PCI)
+		return 0;
+
+	err = pci_read_config_dword(bus->host_pci, SSB_GPIO_IN, &in);
+	if (err)
+		goto err_pci;
+	err = pci_read_config_dword(bus->host_pci, SSB_GPIO_OUT, &out);
+	if (err)
+		goto err_pci;
+	err = pci_read_config_dword(bus->host_pci, SSB_GPIO_OUT_ENABLE, &outenable);
+	if (err)
+		goto err_pci;
+
+	outenable |= what;
+
+	if (turn_on) {
+		/* Avoid glitching the clock if GPRS is already using it.
+		 * We can't actually read the state of the PLLPD so we infer it
+		 * by the value of XTAL_PU which *is* readable via gpioin.
+		 */
+		if (!(in & SSB_GPIO_XTAL)) {
+			if (what & SSB_GPIO_XTAL) {
+				/* Turn the crystal on */
+				out |= SSB_GPIO_XTAL;
+				if (what & SSB_GPIO_PLL)
+					out |= SSB_GPIO_PLL;
+				err = pci_write_config_dword(bus->host_pci, SSB_GPIO_OUT, out);
+				if (err)
+					goto err_pci;
+				err = pci_write_config_dword(bus->host_pci, SSB_GPIO_OUT_ENABLE,
+							     outenable);
+				if (err)
+					goto err_pci;
+				msleep(1);
+			}
+			if (what & SSB_GPIO_PLL) {
+				/* Turn the PLL on */
+				out &= ~SSB_GPIO_PLL;
+				err = pci_write_config_dword(bus->host_pci, SSB_GPIO_OUT, out);
+				if (err)
+					goto err_pci;
+				msleep(5);
+			}
+		}
+
+		err = pci_read_config_word(bus->host_pci, PCI_STATUS, &pci_status);
+		if (err)
+			goto err_pci;
+		pci_status &= ~PCI_STATUS_SIG_TARGET_ABORT;
+		err = pci_write_config_word(bus->host_pci, PCI_STATUS, pci_status);
+		if (err)
+			goto err_pci;
+	} else {
+		if (what & SSB_GPIO_XTAL) {
+			/* Turn the crystal off */
+			out &= ~SSB_GPIO_XTAL;
+		}
+		if (what & SSB_GPIO_PLL) {
+			/* Turn the PLL off */
+			out |= SSB_GPIO_PLL;
+		}
+		err = pci_write_config_dword(bus->host_pci, SSB_GPIO_OUT, out);
+		if (err)
+			goto err_pci;
+		err = pci_write_config_dword(bus->host_pci, SSB_GPIO_OUT_ENABLE, outenable);
+		if (err)
+			goto err_pci;
+	}
+
+out:
+	return err;
+
+err_pci:
+	printk(KERN_ERR PFX "Error: ssb_pci_xtal() could not access PCI config space!\n");
+	err = -EBUSY;
+	goto out;
+}
+
+/* Get the word-offset for a SSB_SPROM_XXX define. */
+#define SPOFF(offset)	(((offset) - SSB_SPROM_BASE) / sizeof(u16))
+/* Helper to extract some _offset, which is one of the SSB_SPROM_XXX defines. */
+#define SPEX(_outvar, _offset, _mask, _shift)	\
+	out->_outvar = ((in[SPOFF(_offset)] & (_mask)) >> (_shift))
+
+static inline u8 ssb_crc8(u8 crc, u8 data)
+{
+	/* Polynomial:   x^8 + x^7 + x^6 + x^4 + x^2 + 1   */
+	static const u8 t[] = {
+		0x00, 0xF7, 0xB9, 0x4E, 0x25, 0xD2, 0x9C, 0x6B,
+		0x4A, 0xBD, 0xF3, 0x04, 0x6F, 0x98, 0xD6, 0x21,
+		0x94, 0x63, 0x2D, 0xDA, 0xB1, 0x46, 0x08, 0xFF,
+		0xDE, 0x29, 0x67, 0x90, 0xFB, 0x0C, 0x42, 0xB5,
+		0x7F, 0x88, 0xC6, 0x31, 0x5A, 0xAD, 0xE3, 0x14,
+		0x35, 0xC2, 0x8C, 0x7B, 0x10, 0xE7, 0xA9, 0x5E,
+		0xEB, 0x1C, 0x52, 0xA5, 0xCE, 0x39, 0x77, 0x80,
+		0xA1, 0x56, 0x18, 0xEF, 0x84, 0x73, 0x3D, 0xCA,
+		0xFE, 0x09, 0x47, 0xB0, 0xDB, 0x2C, 0x62, 0x95,
+		0xB4, 0x43, 0x0D, 0xFA, 0x91, 0x66, 0x28, 0xDF,
+		0x6A, 0x9D, 0xD3, 0x24, 0x4F, 0xB8, 0xF6, 0x01,
+		0x20, 0xD7, 0x99, 0x6E, 0x05, 0xF2, 0xBC, 0x4B,
+		0x81, 0x76, 0x38, 0xCF, 0xA4, 0x53, 0x1D, 0xEA,
+		0xCB, 0x3C, 0x72, 0x85, 0xEE, 0x19, 0x57, 0xA0,
+		0x15, 0xE2, 0xAC, 0x5B, 0x30, 0xC7, 0x89, 0x7E,
+		0x5F, 0xA8, 0xE6, 0x11, 0x7A, 0x8D, 0xC3, 0x34,
+		0xAB, 0x5C, 0x12, 0xE5, 0x8E, 0x79, 0x37, 0xC0,
+		0xE1, 0x16, 0x58, 0xAF, 0xC4, 0x33, 0x7D, 0x8A,
+		0x3F, 0xC8, 0x86, 0x71, 0x1A, 0xED, 0xA3, 0x54,
+		0x75, 0x82, 0xCC, 0x3B, 0x50, 0xA7, 0xE9, 0x1E,
+		0xD4, 0x23, 0x6D, 0x9A, 0xF1, 0x06, 0x48, 0xBF,
+		0x9E, 0x69, 0x27, 0xD0, 0xBB, 0x4C, 0x02, 0xF5,
+		0x40, 0xB7, 0xF9, 0x0E, 0x65, 0x92, 0xDC, 0x2B,
+		0x0A, 0xFD, 0xB3, 0x44, 0x2F, 0xD8, 0x96, 0x61,
+		0x55, 0xA2, 0xEC, 0x1B, 0x70, 0x87, 0xC9, 0x3E,
+		0x1F, 0xE8, 0xA6, 0x51, 0x3A, 0xCD, 0x83, 0x74,
+		0xC1, 0x36, 0x78, 0x8F, 0xE4, 0x13, 0x5D, 0xAA,
+		0x8B, 0x7C, 0x32, 0xC5, 0xAE, 0x59, 0x17, 0xE0,
+		0x2A, 0xDD, 0x93, 0x64, 0x0F, 0xF8, 0xB6, 0x41,
+		0x60, 0x97, 0xD9, 0x2E, 0x45, 0xB2, 0xFC, 0x0B,
+		0xBE, 0x49, 0x07, 0xF0, 0x9B, 0x6C, 0x22, 0xD5,
+		0xF4, 0x03, 0x4D, 0xBA, 0xD1, 0x26, 0x68, 0x9F,
+	};
+	return t[crc ^ data];
+}
+
+static u8 ssb_sprom_crc(const u16 *sprom, u16 size)
+{
+	int word;
+	u8 crc = 0xFF;
+
+	for (word = 0; word < size - 1; word++) {
+		crc = ssb_crc8(crc, sprom[word] & 0x00FF);
+		crc = ssb_crc8(crc, (sprom[word] & 0xFF00) >> 8);
+	}
+	crc = ssb_crc8(crc, sprom[size - 1] & 0x00FF);
+	crc ^= 0xFF;
+
+	return crc;
+}
+
+static int sprom_check_crc(const u16 *sprom, u16 size)
+{
+	u8 crc;
+	u8 expected_crc;
+	u16 tmp;
+
+	crc = ssb_sprom_crc(sprom, size);
+	tmp = sprom[size - 1] & SSB_SPROM_REVISION_CRC;
+	expected_crc = tmp >> SSB_SPROM_REVISION_CRC_SHIFT;
+	if (crc != expected_crc)
+		return -EPROTO;
+
+	return 0;
+}
+
+static void sprom_do_read(struct ssb_bus *bus, u16 *sprom)
+{
+	int i;
+
+	for (i = 0; i < bus->sprom_size; i++)
+		sprom[i] = ioread16(bus->mmio + SSB_SPROM_BASE + (i * 2));
+}
+
+static int sprom_do_write(struct ssb_bus *bus, const u16 *sprom)
+{
+	struct pci_dev *pdev = bus->host_pci;
+	int i, err;
+	u32 spromctl;
+	u16 size = bus->sprom_size;
+
+	ssb_printk(KERN_NOTICE PFX "Writing SPROM. Do NOT turn off the power! Please stand by...\n");
+	err = pci_read_config_dword(pdev, SSB_SPROMCTL, &spromctl);
+	if (err)
+		goto err_ctlreg;
+	spromctl |= SSB_SPROMCTL_WE;
+	err = pci_write_config_dword(pdev, SSB_SPROMCTL, spromctl);
+	if (err)
+		goto err_ctlreg;
+	ssb_printk(KERN_NOTICE PFX "[ 0%%");
+	msleep(500);
+	for (i = 0; i < size; i++) {
+		if (i == size / 4)
+			ssb_printk("25%%");
+		else if (i == size / 2)
+			ssb_printk("50%%");
+		else if (i == (size * 3) / 4)
+			ssb_printk("75%%");
+		else if (i % 2)
+			ssb_printk(".");
+		writew(sprom[i], bus->mmio + SSB_SPROM_BASE + (i * 2));
+		mmiowb();
+		msleep(20);
+	}
+	err = pci_read_config_dword(pdev, SSB_SPROMCTL, &spromctl);
+	if (err)
+		goto err_ctlreg;
+	spromctl &= ~SSB_SPROMCTL_WE;
+	err = pci_write_config_dword(pdev, SSB_SPROMCTL, spromctl);
+	if (err)
+		goto err_ctlreg;
+	msleep(500);
+	ssb_printk("100%% ]\n");
+	ssb_printk(KERN_NOTICE PFX "SPROM written.\n");
+
+	return 0;
+err_ctlreg:
+	ssb_printk(KERN_ERR PFX "Could not access SPROM control register.\n");
+	return err;
+}
+
+static s8 r123_extract_antgain(u8 sprom_revision, const u16 *in,
+			       u16 mask, u16 shift)
+{
+	u16 v;
+	u8 gain;
+
+	v = in[SPOFF(SSB_SPROM1_AGAIN)];
+	gain = (v & mask) >> shift;
+	if (gain == 0xFF)
+		gain = 2; /* If unset use 2dBm */
+	if (sprom_revision == 1) {
+		/* Convert to Q5.2 */
+		gain <<= 2;
+	} else {
+		/* Q5.2 Fractional part is stored in 0xC0 */
+		gain = ((gain & 0xC0) >> 6) | ((gain & 0x3F) << 2);
+	}
+
+	return (s8)gain;
+}
+
+static void sprom_extract_r123(struct ssb_sprom *out, const u16 *in)
+{
+	int i;
+	u16 v;
+	s8 gain;
+	u16 loc[3];
+
+	if (out->revision == 3) {			/* rev 3 moved MAC */
+		loc[0] = SSB_SPROM3_IL0MAC;
+		loc[1] = SSB_SPROM3_ET0MAC;
+		loc[2] = SSB_SPROM3_ET1MAC;
+	} else {
+		loc[0] = SSB_SPROM1_IL0MAC;
+		loc[1] = SSB_SPROM1_ET0MAC;
+		loc[2] = SSB_SPROM1_ET1MAC;
+	}
+	for (i = 0; i < 3; i++) {
+		v = in[SPOFF(loc[0]) + i];
+		*(((__be16 *)out->il0mac) + i) = cpu_to_be16(v);
+	}
+	for (i = 0; i < 3; i++) {
+		v = in[SPOFF(loc[1]) + i];
+		*(((__be16 *)out->et0mac) + i) = cpu_to_be16(v);
+	}
+	for (i = 0; i < 3; i++) {
+		v = in[SPOFF(loc[2]) + i];
+		*(((__be16 *)out->et1mac) + i) = cpu_to_be16(v);
+	}
+	SPEX(et0phyaddr, SSB_SPROM1_ETHPHY, SSB_SPROM1_ETHPHY_ET0A, 0);
+	SPEX(et1phyaddr, SSB_SPROM1_ETHPHY, SSB_SPROM1_ETHPHY_ET1A,
+	     SSB_SPROM1_ETHPHY_ET1A_SHIFT);
+	SPEX(et0mdcport, SSB_SPROM1_ETHPHY, SSB_SPROM1_ETHPHY_ET0M, 14);
+	SPEX(et1mdcport, SSB_SPROM1_ETHPHY, SSB_SPROM1_ETHPHY_ET1M, 15);
+	SPEX(board_rev, SSB_SPROM1_BINF, SSB_SPROM1_BINF_BREV, 0);
+	SPEX(country_code, SSB_SPROM1_BINF, SSB_SPROM1_BINF_CCODE,
+	     SSB_SPROM1_BINF_CCODE_SHIFT);
+	SPEX(ant_available_a, SSB_SPROM1_BINF, SSB_SPROM1_BINF_ANTA,
+	     SSB_SPROM1_BINF_ANTA_SHIFT);
+	SPEX(ant_available_bg, SSB_SPROM1_BINF, SSB_SPROM1_BINF_ANTBG,
+	     SSB_SPROM1_BINF_ANTBG_SHIFT);
+	SPEX(pa0b0, SSB_SPROM1_PA0B0, 0xFFFF, 0);
+	SPEX(pa0b1, SSB_SPROM1_PA0B1, 0xFFFF, 0);
+	SPEX(pa0b2, SSB_SPROM1_PA0B2, 0xFFFF, 0);
+	SPEX(pa1b0, SSB_SPROM1_PA1B0, 0xFFFF, 0);
+	SPEX(pa1b1, SSB_SPROM1_PA1B1, 0xFFFF, 0);
+	SPEX(pa1b2, SSB_SPROM1_PA1B2, 0xFFFF, 0);
+	SPEX(gpio0, SSB_SPROM1_GPIOA, SSB_SPROM1_GPIOA_P0, 0);
+	SPEX(gpio1, SSB_SPROM1_GPIOA, SSB_SPROM1_GPIOA_P1,
+	     SSB_SPROM1_GPIOA_P1_SHIFT);
+	SPEX(gpio2, SSB_SPROM1_GPIOB, SSB_SPROM1_GPIOB_P2, 0);
+	SPEX(gpio3, SSB_SPROM1_GPIOB, SSB_SPROM1_GPIOB_P3,
+	     SSB_SPROM1_GPIOB_P3_SHIFT);
+	SPEX(maxpwr_a, SSB_SPROM1_MAXPWR, SSB_SPROM1_MAXPWR_A,
+	     SSB_SPROM1_MAXPWR_A_SHIFT);
+	SPEX(maxpwr_bg, SSB_SPROM1_MAXPWR, SSB_SPROM1_MAXPWR_BG, 0);
+	SPEX(itssi_a, SSB_SPROM1_ITSSI, SSB_SPROM1_ITSSI_A,
+	     SSB_SPROM1_ITSSI_A_SHIFT);
+	SPEX(itssi_bg, SSB_SPROM1_ITSSI, SSB_SPROM1_ITSSI_BG, 0);
+	SPEX(boardflags_lo, SSB_SPROM1_BFLLO, 0xFFFF, 0);
+	if (out->revision >= 2)
+		SPEX(boardflags_hi, SSB_SPROM2_BFLHI, 0xFFFF, 0);
+
+	/* Extract the antenna gain values. */
+	gain = r123_extract_antgain(out->revision, in,
+				    SSB_SPROM1_AGAIN_BG,
+				    SSB_SPROM1_AGAIN_BG_SHIFT);
+	out->antenna_gain.ghz24.a0 = gain;
+	out->antenna_gain.ghz24.a1 = gain;
+	out->antenna_gain.ghz24.a2 = gain;
+	out->antenna_gain.ghz24.a3 = gain;
+	gain = r123_extract_antgain(out->revision, in,
+				    SSB_SPROM1_AGAIN_A,
+				    SSB_SPROM1_AGAIN_A_SHIFT);
+	out->antenna_gain.ghz5.a0 = gain;
+	out->antenna_gain.ghz5.a1 = gain;
+	out->antenna_gain.ghz5.a2 = gain;
+	out->antenna_gain.ghz5.a3 = gain;
+}
+
+static void sprom_extract_r4(struct ssb_sprom *out, const u16 *in)
+{
+	int i;
+	u16 v;
+
+	/* extract the equivalent of the r1 variables */
+	for (i = 0; i < 3; i++) {
+		v = in[SPOFF(SSB_SPROM4_IL0MAC) + i];
+		*(((__be16 *)out->il0mac) + i) = cpu_to_be16(v);
+	}
+	for (i = 0; i < 3; i++) {
+		v = in[SPOFF(SSB_SPROM4_ET0MAC) + i];
+		*(((__be16 *)out->et0mac) + i) = cpu_to_be16(v);
+	}
+	for (i = 0; i < 3; i++) {
+		v = in[SPOFF(SSB_SPROM4_ET1MAC) + i];
+		*(((__be16 *)out->et1mac) + i) = cpu_to_be16(v);
+	}
+	SPEX(et0phyaddr, SSB_SPROM4_ETHPHY, SSB_SPROM4_ETHPHY_ET0A, 0);
+	SPEX(et1phyaddr, SSB_SPROM4_ETHPHY, SSB_SPROM4_ETHPHY_ET1A,
+	     SSB_SPROM4_ETHPHY_ET1A_SHIFT);
+	SPEX(country_code, SSB_SPROM4_CCODE, 0xFFFF, 0);
+	SPEX(boardflags_lo, SSB_SPROM4_BFLLO, 0xFFFF, 0);
+	SPEX(boardflags_hi, SSB_SPROM4_BFLHI, 0xFFFF, 0);
+	SPEX(ant_available_a, SSB_SPROM4_ANTAVAIL, SSB_SPROM4_ANTAVAIL_A,
+	     SSB_SPROM4_ANTAVAIL_A_SHIFT);
+	SPEX(ant_available_bg, SSB_SPROM4_ANTAVAIL, SSB_SPROM4_ANTAVAIL_BG,
+	     SSB_SPROM4_ANTAVAIL_BG_SHIFT);
+	SPEX(maxpwr_bg, SSB_SPROM4_MAXP_BG, SSB_SPROM4_MAXP_BG_MASK, 0);
+	SPEX(itssi_bg, SSB_SPROM4_MAXP_BG, SSB_SPROM4_ITSSI_BG,
+	     SSB_SPROM4_ITSSI_BG_SHIFT);
+	SPEX(maxpwr_a, SSB_SPROM4_MAXP_A, SSB_SPROM4_MAXP_A_MASK, 0);
+	SPEX(itssi_a, SSB_SPROM4_MAXP_A, SSB_SPROM4_ITSSI_A,
+	     SSB_SPROM4_ITSSI_A_SHIFT);
+	SPEX(gpio0, SSB_SPROM4_GPIOA, SSB_SPROM4_GPIOA_P0, 0);
+	SPEX(gpio1, SSB_SPROM4_GPIOA, SSB_SPROM4_GPIOA_P1,
+	     SSB_SPROM4_GPIOA_P1_SHIFT);
+	SPEX(gpio2, SSB_SPROM4_GPIOB, SSB_SPROM4_GPIOB_P2, 0);
+	SPEX(gpio3, SSB_SPROM4_GPIOB, SSB_SPROM4_GPIOB_P3,
+	     SSB_SPROM4_GPIOB_P3_SHIFT);
+
+	/* Extract the antenna gain values. */
+	SPEX(antenna_gain.ghz24.a0, SSB_SPROM4_AGAIN01,
+	     SSB_SPROM4_AGAIN0, SSB_SPROM4_AGAIN0_SHIFT);
+	SPEX(antenna_gain.ghz24.a1, SSB_SPROM4_AGAIN01,
+	     SSB_SPROM4_AGAIN1, SSB_SPROM4_AGAIN1_SHIFT);
+	SPEX(antenna_gain.ghz24.a2, SSB_SPROM4_AGAIN23,
+	     SSB_SPROM4_AGAIN2, SSB_SPROM4_AGAIN2_SHIFT);
+	SPEX(antenna_gain.ghz24.a3, SSB_SPROM4_AGAIN23,
+	     SSB_SPROM4_AGAIN3, SSB_SPROM4_AGAIN3_SHIFT);
+	memcpy(&out->antenna_gain.ghz5, &out->antenna_gain.ghz24,
+	       sizeof(out->antenna_gain.ghz5));
+
+	/* TODO - get remaining rev 4 stuff needed */
+}
+
+static int sprom_extract(struct ssb_bus *bus, struct ssb_sprom *out,
+			 const u16 *in, u16 size)
+{
+	memset(out, 0, sizeof(*out));
+
+	out->revision = in[size - 1] & 0x00FF;
+	ssb_dprintk(KERN_DEBUG PFX "SPROM revision %d detected.\n", out->revision);
+	if ((bus->chip_id & 0xFF00) == 0x4400) {
+		/* Workaround: The BCM44XX chip has a stupid revision
+		 * number stored in the SPROM.
+		 * Always extract r1. */
+		out->revision = 1;
+		sprom_extract_r123(out, in);
+	} else if (bus->chip_id == 0x4321) {
+		/* the BCM4328 has a chipid == 0x4321 and a rev 4 SPROM */
+		out->revision = 4;
+		sprom_extract_r4(out, in);
+	} else {
+		if (out->revision == 0)
+			goto unsupported;
+		if (out->revision >= 1 && out->revision <= 3) {
+			sprom_extract_r123(out, in);
+		}
+		if (out->revision == 4)
+			sprom_extract_r4(out, in);
+		if (out->revision >= 5)
+			goto unsupported;
+	}
+
+	return 0;
+unsupported:
+	ssb_printk(KERN_WARNING PFX "Unsupported SPROM revision %d "
+		   "detected. Will extract v1\n", out->revision);
+	sprom_extract_r123(out, in);
+	return 0;
+}
+
+static int ssb_pci_sprom_get(struct ssb_bus *bus,
+			     struct ssb_sprom *sprom)
+{
+	int err = -ENOMEM;
+	u16 *buf;
+
+	buf = kcalloc(SSB_SPROMSIZE_WORDS_R123, sizeof(u16), GFP_KERNEL);
+	if (!buf)
+		goto out;
+	bus->sprom_size = SSB_SPROMSIZE_WORDS_R123;
+	sprom_do_read(bus, buf);
+	err = sprom_check_crc(buf, bus->sprom_size);
+	if (err) {
+		/* check for rev 4 sprom - has special signature */
+		if (buf[32] == 0x5372) {
+			kfree(buf);
+			buf = kcalloc(SSB_SPROMSIZE_WORDS_R4, sizeof(u16),
+				      GFP_KERNEL);
+			if (!buf)
+				goto out;
+			bus->sprom_size = SSB_SPROMSIZE_WORDS_R4;
+			sprom_do_read(bus, buf);
+			err = sprom_check_crc(buf, bus->sprom_size);
+		}
+		if (err)
+			ssb_printk(KERN_WARNING PFX "WARNING: Invalid"
+				   " SPROM CRC (corrupt SPROM)\n");
+	}
+	err = sprom_extract(bus, sprom, buf, bus->sprom_size);
+
+	kfree(buf);
+out:
+	return err;
+}
+
+static void ssb_pci_get_boardinfo(struct ssb_bus *bus,
+				  struct ssb_boardinfo *bi)
+{
+	pci_read_config_word(bus->host_pci, PCI_SUBSYSTEM_VENDOR_ID,
+			     &bi->vendor);
+	pci_read_config_word(bus->host_pci, PCI_SUBSYSTEM_ID,
+			     &bi->type);
+	pci_read_config_word(bus->host_pci, PCI_REVISION_ID,
+			     &bi->rev);
+}
+
+int ssb_pci_get_invariants(struct ssb_bus *bus,
+			   struct ssb_init_invariants *iv)
+{
+	int err;
+
+	err = ssb_pci_sprom_get(bus, &iv->sprom);
+	if (err)
+		goto out;
+	ssb_pci_get_boardinfo(bus, &iv->boardinfo);
+
+out:
+	return err;
+}
+
+#ifdef CONFIG_SSB_DEBUG
+static int ssb_pci_assert_buspower(struct ssb_bus *bus)
+{
+	if (likely(bus->powered_up))
+		return 0;
+
+	printk(KERN_ERR PFX "FATAL ERROR: Bus powered down "
+	       "while accessing PCI MMIO space\n");
+	if (bus->power_warn_count <= 10) {
+		bus->power_warn_count++;
+		dump_stack();
+	}
+
+	return -ENODEV;
+}
+#else /* DEBUG */
+static inline int ssb_pci_assert_buspower(struct ssb_bus *bus)
+{
+	return 0;
+}
+#endif /* DEBUG */
+
+static u16 ssb_pci_read16(struct ssb_device *dev, u16 offset)
+{
+	struct ssb_bus *bus = dev->bus;
+
+	if (unlikely(ssb_pci_assert_buspower(bus)))
+		return 0xFFFF;
+	if (unlikely(bus->mapped_device != dev)) {
+		if (unlikely(ssb_pci_switch_core(bus, dev)))
+			return 0xFFFF;
+	}
+	return ioread16(bus->mmio + offset);
+}
+
+static u32 ssb_pci_read32(struct ssb_device *dev, u16 offset)
+{
+	struct ssb_bus *bus = dev->bus;
+
+	if (unlikely(ssb_pci_assert_buspower(bus)))
+		return 0xFFFFFFFF;
+	if (unlikely(bus->mapped_device != dev)) {
+		if (unlikely(ssb_pci_switch_core(bus, dev)))
+			return 0xFFFFFFFF;
+	}
+	return ioread32(bus->mmio + offset);
+}
+
+static void ssb_pci_write16(struct ssb_device *dev, u16 offset, u16 value)
+{
+	struct ssb_bus *bus = dev->bus;
+
+	if (unlikely(ssb_pci_assert_buspower(bus)))
+		return;
+	if (unlikely(bus->mapped_device != dev)) {
+		if (unlikely(ssb_pci_switch_core(bus, dev)))
+			return;
+	}
+	iowrite16(value, bus->mmio + offset);
+}
+
+static void ssb_pci_write32(struct ssb_device *dev, u16 offset, u32 value)
+{
+	struct ssb_bus *bus = dev->bus;
+
+	if (unlikely(ssb_pci_assert_buspower(bus)))
+		return;
+	if (unlikely(bus->mapped_device != dev)) {
+		if (unlikely(ssb_pci_switch_core(bus, dev)))
+			return;
+	}
+	iowrite32(value, bus->mmio + offset);
+}
+
+/* Not "static", as it's used in main.c */
+const struct ssb_bus_ops ssb_pci_ops = {
+	.read16		= ssb_pci_read16,
+	.read32		= ssb_pci_read32,
+	.write16	= ssb_pci_write16,
+	.write32	= ssb_pci_write32,
+};
+
+static int sprom2hex(const u16 *sprom, char *buf, size_t buf_len, u16 size)
+{
+	int i, pos = 0;
+
+	for (i = 0; i < size; i++)
+		pos += snprintf(buf + pos, buf_len - pos - 1,
+				"%04X", swab16(sprom[i]) & 0xFFFF);
+	pos += snprintf(buf + pos, buf_len - pos - 1, "\n");
+
+	return pos + 1;
+}
+
+static int hex2sprom(u16 *sprom, const char *dump, size_t len, u16 size)
+{
+	char tmp[5] = { 0 };
+	int cnt = 0;
+	unsigned long parsed;
+
+	if (len < size * 2)
+		return -EINVAL;
+
+	while (cnt < size) {
+		memcpy(tmp, dump, 4);
+		dump += 4;
+		parsed = simple_strtoul(tmp, NULL, 16);
+		sprom[cnt++] = swab16((u16)parsed);
+	}
+
+	return 0;
+}
+
+static ssize_t ssb_pci_attr_sprom_show(struct device *pcidev,
+				       struct device_attribute *attr,
+				       char *buf)
+{
+	struct pci_dev *pdev = container_of(pcidev, struct pci_dev, dev);
+	struct ssb_bus *bus;
+	u16 *sprom;
+	int err = -ENODEV;
+	ssize_t count = 0;
+
+	bus = ssb_pci_dev_to_bus(pdev);
+	if (!bus)
+		goto out;
+	err = -ENOMEM;
+	sprom = kcalloc(bus->sprom_size, sizeof(u16), GFP_KERNEL);
+	if (!sprom)
+		goto out;
+
+	/* Use interruptible locking, as the SPROM write might
+	 * be holding the lock for several seconds. So allow userspace
+	 * to cancel operation. */
+	err = -ERESTARTSYS;
+	if (mutex_lock_interruptible(&bus->pci_sprom_mutex))
+		goto out_kfree;
+	sprom_do_read(bus, sprom);
+	mutex_unlock(&bus->pci_sprom_mutex);
+
+	count = sprom2hex(sprom, buf, PAGE_SIZE, bus->sprom_size);
+	err = 0;
+
+out_kfree:
+	kfree(sprom);
+out:
+	return err ? err : count;
+}
+
+static ssize_t ssb_pci_attr_sprom_store(struct device *pcidev,
+					struct device_attribute *attr,
+					const char *buf, size_t count)
+{
+	struct pci_dev *pdev = container_of(pcidev, struct pci_dev, dev);
+	struct ssb_bus *bus;
+	u16 *sprom;
+	int res = 0, err = -ENODEV;
+
+	bus = ssb_pci_dev_to_bus(pdev);
+	if (!bus)
+		goto out;
+	err = -ENOMEM;
+	sprom = kcalloc(bus->sprom_size, sizeof(u16), GFP_KERNEL);
+	if (!sprom)
+		goto out;
+	err = hex2sprom(sprom, buf, count, bus->sprom_size);
+	if (err) {
+		err = -EINVAL;
+		goto out_kfree;
+	}
+	err = sprom_check_crc(sprom, bus->sprom_size);
+	if (err) {
+		err = -EINVAL;
+		goto out_kfree;
+	}
+
+	/* Use interruptible locking, as the SPROM write might
+	 * be holding the lock for several seconds. So allow userspace
+	 * to cancel operation. */
+	err = -ERESTARTSYS;
+	if (mutex_lock_interruptible(&bus->pci_sprom_mutex))
+		goto out_kfree;
+	err = ssb_devices_freeze(bus);
+	if (err == -EOPNOTSUPP) {
+		ssb_printk(KERN_ERR PFX "SPROM write: Could not freeze devices. "
+			   "No suspend support. Is CONFIG_PM enabled?\n");
+		goto out_unlock;
+	}
+	if (err) {
+		ssb_printk(KERN_ERR PFX "SPROM write: Could not freeze all devices\n");
+		goto out_unlock;
+	}
+	res = sprom_do_write(bus, sprom);
+	err = ssb_devices_thaw(bus);
+	if (err)
+		ssb_printk(KERN_ERR PFX "SPROM write: Could not thaw all devices\n");
+out_unlock:
+	mutex_unlock(&bus->pci_sprom_mutex);
+out_kfree:
+	kfree(sprom);
+out:
+	if (res)
+		return res;
+	return err ? err : count;
+}
+
+static DEVICE_ATTR(ssb_sprom, 0600,
+		   ssb_pci_attr_sprom_show,
+		   ssb_pci_attr_sprom_store);
+
+void ssb_pci_exit(struct ssb_bus *bus)
+{
+	struct pci_dev *pdev;
+
+	if (bus->bustype != SSB_BUSTYPE_PCI)
+		return;
+
+	pdev = bus->host_pci;
+	device_remove_file(&pdev->dev, &dev_attr_ssb_sprom);
+}
+
+int ssb_pci_init(struct ssb_bus *bus)
+{
+	struct pci_dev *pdev;
+	int err;
+
+	if (bus->bustype != SSB_BUSTYPE_PCI)
+		return 0;
+
+	pdev = bus->host_pci;
+	mutex_init(&bus->pci_sprom_mutex);
+	err = device_create_file(&pdev->dev, &dev_attr_ssb_sprom);
+	if (err)
+		goto out;
+
+out:
+	return err;
+}
diff --git a/target/linux/generic-2.6/files-2.6.24/drivers/ssb/pcihost_wrapper.c b/target/linux/generic-2.6/files-2.6.24/drivers/ssb/pcihost_wrapper.c
new file mode 100644
index 0000000000..82a10abef6
--- /dev/null
+++ b/target/linux/generic-2.6/files-2.6.24/drivers/ssb/pcihost_wrapper.c
@@ -0,0 +1,104 @@
+/*
+ * Sonics Silicon Backplane
+ * PCI Hostdevice wrapper
+ *
+ * Copyright (c) 2005 Martin Langer <martin-langer@gmx.de>
+ * Copyright (c) 2005 Stefano Brivio <st3@riseup.net>
+ * Copyright (c) 2005 Danny van Dyk <kugelfang@gentoo.org>
+ * Copyright (c) 2005 Andreas Jaggi <andreas.jaggi@waterwave.ch>
+ * Copyright (c) 2005-2007 Michael Buesch <mbuesch@freenet.de>
+ *
+ * Licensed under the GNU/GPL. See COPYING for details.
+ */
+
+#include <linux/pci.h>
+#include <linux/ssb/ssb.h>
+
+
+#ifdef CONFIG_PM
+static int ssb_pcihost_suspend(struct pci_dev *dev, pm_message_t state)
+{
+	pci_save_state(dev);
+	pci_disable_device(dev);
+	pci_set_power_state(dev, pci_choose_state(dev, state));
+
+	return 0;
+}
+
+static int ssb_pcihost_resume(struct pci_dev *dev)
+{
+	int err;
+
+	pci_set_power_state(dev, 0);
+	err = pci_enable_device(dev);
+	if (err)
+		return err;
+	pci_restore_state(dev);
+
+	return 0;
+}
+#else /* CONFIG_PM */
+# define ssb_pcihost_suspend	NULL
+# define ssb_pcihost_resume	NULL
+#endif /* CONFIG_PM */
+
+static int ssb_pcihost_probe(struct pci_dev *dev,
+			     const struct pci_device_id *id)
+{
+	struct ssb_bus *ssb;
+	int err = -ENOMEM;
+	const char *name;
+
+	ssb = kzalloc(sizeof(*ssb), GFP_KERNEL);
+	if (!ssb)
+		goto out;
+	err = pci_enable_device(dev);
+	if (err)
+		goto err_kfree_ssb;
+	name = dev->dev.bus_id;
+	if (dev->driver && dev->driver->name)
+		name = dev->driver->name;
+	err = pci_request_regions(dev, name);
+	if (err)
+		goto err_pci_disable;
+	pci_set_master(dev);
+
+	err = ssb_bus_pcibus_register(ssb, dev);
+	if (err)
+		goto err_pci_release_regions;
+
+	pci_set_drvdata(dev, ssb);
+
+out:
+	return err;
+
+err_pci_release_regions:
+	pci_release_regions(dev);
+err_pci_disable:
+	pci_disable_device(dev);
+err_kfree_ssb:
+	kfree(ssb);
+	return err;
+}
+
+static void ssb_pcihost_remove(struct pci_dev *dev)
+{
+	struct ssb_bus *ssb = pci_get_drvdata(dev);
+
+	ssb_bus_unregister(ssb);
+	pci_release_regions(dev);
+	pci_disable_device(dev);
+	kfree(ssb);
+	pci_set_drvdata(dev, NULL);
+}
+
+int ssb_pcihost_register(struct pci_driver *driver)
+{
+	driver->probe = ssb_pcihost_probe;
+	driver->remove = ssb_pcihost_remove;
+	driver->suspend = ssb_pcihost_suspend;
+	driver->resume = ssb_pcihost_resume;
+
+	return pci_register_driver(driver);
+}
+EXPORT_SYMBOL(ssb_pcihost_register);
diff --git a/target/linux/generic-2.6/files-2.6.24/drivers/ssb/pcmcia.c b/target/linux/generic-2.6/files-2.6.24/drivers/ssb/pcmcia.c
new file mode 100644
index 0000000000..46816cda8b
--- /dev/null
+++ b/target/linux/generic-2.6/files-2.6.24/drivers/ssb/pcmcia.c
@@ -0,0 +1,287 @@
+/*
+ * Sonics Silicon Backplane
+ * PCMCIA-Hostbus related functions
+ *
+ * Copyright 2006 Johannes Berg <johannes@sipsolutions.net>
+ * Copyright 2007 Michael Buesch <mb@bu3sch.de>
+ *
+ * Licensed under the GNU/GPL. See COPYING for details.
+ */
+
+#include <linux/ssb/ssb.h>
+#include <linux/delay.h>
+#include <linux/io.h>
+
+#include <pcmcia/cs_types.h>
+#include <pcmcia/cs.h>
+#include <pcmcia/cistpl.h>
+#include <pcmcia/ciscode.h>
+#include <pcmcia/ds.h>
+#include <pcmcia/cisreg.h>
+
+#include "ssb_private.h"
+
+
+/* Define the following to 1 to enable a printk on each coreswitch. */
+#define SSB_VERBOSE_PCMCIACORESWITCH_DEBUG		0
+
+
+int ssb_pcmcia_switch_coreidx(struct ssb_bus *bus,
+			      u8 coreidx)
+{
+	struct pcmcia_device *pdev = bus->host_pcmcia;
+	int err;
+	int attempts = 0;
+	u32 cur_core;
+	conf_reg_t reg;
+	u32 addr;
+	u32 read_addr;
+
+	addr = (coreidx * SSB_CORE_SIZE) + SSB_ENUM_BASE;
+	while (1) {
+		reg.Action = CS_WRITE;
+		reg.Offset = 0x2E;
+		reg.Value = (addr & 0x0000F000) >> 12;
+		err = pcmcia_access_configuration_register(pdev, &reg);
+		if (err != CS_SUCCESS)
+			goto error;
+		reg.Offset = 0x30;
+		reg.Value = (addr & 0x00FF0000) >> 16;
+		err = pcmcia_access_configuration_register(pdev, &reg);
+		if (err != CS_SUCCESS)
+			goto error;
+		reg.Offset = 0x32;
+		reg.Value = (addr & 0xFF000000) >> 24;
+		err = pcmcia_access_configuration_register(pdev, &reg);
+		if (err != CS_SUCCESS)
+			goto error;
+
+		read_addr = 0;
+
+		reg.Action = CS_READ;
+		reg.Offset = 0x2E;
+		err = pcmcia_access_configuration_register(pdev, &reg);
+		if (err != CS_SUCCESS)
+			goto error;
+		read_addr |= ((u32)(reg.Value & 0x0F)) << 12;
+		reg.Offset = 0x30;
+		err = pcmcia_access_configuration_register(pdev, &reg);
+		if (err != CS_SUCCESS)
+			goto error;
+		read_addr |= ((u32)reg.Value) << 16;
+		reg.Offset = 0x32;
+		err = pcmcia_access_configuration_register(pdev, &reg);
+		if (err != CS_SUCCESS)
+			goto error;
+		read_addr |= ((u32)reg.Value) << 24;
+
+		cur_core = (read_addr - SSB_ENUM_BASE) / SSB_CORE_SIZE;
+		if (cur_core == coreidx)
+			break;
+
+		if (attempts++ > SSB_BAR0_MAX_RETRIES)
+			goto error;
+		udelay(10);
+	}
+
+	return 0;
+error:
+	ssb_printk(KERN_ERR PFX "Failed to switch to core %u\n", coreidx);
+	return -ENODEV;
+}
+
+int ssb_pcmcia_switch_core(struct ssb_bus *bus,
+			   struct ssb_device *dev)
+{
+	int err;
+
+#if SSB_VERBOSE_PCMCIACORESWITCH_DEBUG
+	ssb_printk(KERN_INFO PFX
+		   "Switching to %s core, index %d\n",
+		   ssb_core_name(dev->id.coreid),
+		   dev->core_index);
+#endif
+
+	err = ssb_pcmcia_switch_coreidx(bus, dev->core_index);
+	if (!err)
+		bus->mapped_device = dev;
+
+	return err;
+}
+
+int ssb_pcmcia_switch_segment(struct ssb_bus *bus, u8 seg)
+{
+	int attempts = 0;
+	conf_reg_t reg;
+	int res;
+
+	SSB_WARN_ON((seg != 0) && (seg != 1));
+	reg.Offset = 0x34;
+	reg.Function = 0;
+	while (1) {
+		reg.Action = CS_WRITE;
+		reg.Value = seg;
+		res = pcmcia_access_configuration_register(bus->host_pcmcia, &reg);
+		if (unlikely(res != CS_SUCCESS))
+			goto error;
+		reg.Value = 0xFF;
+		reg.Action = CS_READ;
+		res = pcmcia_access_configuration_register(bus->host_pcmcia, &reg);
+		if (unlikely(res != CS_SUCCESS))
+			goto error;
+
+		if (reg.Value == seg)
+			break;
+
+		if (unlikely(attempts++ > SSB_BAR0_MAX_RETRIES))
+			goto error;
+		udelay(10);
+	}
+	bus->mapped_pcmcia_seg = seg;
+
+	return 0;
+error:
+	ssb_printk(KERN_ERR PFX "Failed to switch pcmcia segment\n");
+	return -ENODEV;
+}
+
+static int select_core_and_segment(struct ssb_device *dev,
+				   u16 *offset)
+{
+	struct ssb_bus *bus = dev->bus;
+	int err;
+	u8 need_segment;
+
+	if (*offset >= 0x800) {
+		*offset -= 0x800;
+		need_segment = 1;
+	} else
+		need_segment = 0;
+
+	if (unlikely(dev != bus->mapped_device)) {
+		err = ssb_pcmcia_switch_core(bus, dev);
+		if (unlikely(err))
+			return err;
+	}
+	if (unlikely(need_segment != bus->mapped_pcmcia_seg)) {
+		err = ssb_pcmcia_switch_segment(bus, need_segment);
+		if (unlikely(err))
+			return err;
+	}
+
+	return 0;
+}
+
+static u16 ssb_pcmcia_read16(struct ssb_device *dev, u16 offset)
+{
+	struct ssb_bus *bus = dev->bus;
+	unsigned long flags;
+	int err;
+	u16 value = 0xFFFF;
+
+	spin_lock_irqsave(&bus->bar_lock, flags);
+	err = select_core_and_segment(dev, &offset);
+	if (likely(!err))
+		value = readw(bus->mmio + offset);
+	spin_unlock_irqrestore(&bus->bar_lock, flags);
+
+	return value;
+}
+
+static u32 ssb_pcmcia_read32(struct ssb_device *dev, u16 offset)
+{
+	struct ssb_bus *bus = dev->bus;
+	unsigned long flags;
+	int err;
+	u32 lo = 0xFFFFFFFF, hi = 0xFFFFFFFF;
+
+	spin_lock_irqsave(&bus->bar_lock, flags);
+	err = select_core_and_segment(dev, &offset);
+	if (likely(!err)) {
+		lo = readw(bus->mmio + offset);
+		hi = readw(bus->mmio + offset + 2);
+	}
+	spin_unlock_irqrestore(&bus->bar_lock, flags);
+
+	return (lo | (hi << 16));
+}
+
+static void ssb_pcmcia_write16(struct ssb_device *dev, u16 offset, u16 value)
+{
+	struct ssb_bus *bus = dev->bus;
+	unsigned long flags;
+	int err;
+
+	spin_lock_irqsave(&bus->bar_lock, flags);
+	err = select_core_and_segment(dev, &offset);
+	if (likely(!err))
+		writew(value, bus->mmio + offset);
+	mmiowb();
+	spin_unlock_irqrestore(&bus->bar_lock, flags);
+}
+
+static void ssb_pcmcia_write32(struct ssb_device *dev, u16 offset, u32 value)
+{
+	struct ssb_bus *bus = dev->bus;
+	unsigned long flags;
+	int err;
+
+	spin_lock_irqsave(&bus->bar_lock, flags);
+	err = select_core_and_segment(dev, &offset);
+	if (likely(!err)) {
+		writew((value & 0x0000FFFF), bus->mmio + offset);
+		writew(((value & 0xFFFF0000) >> 16), bus->mmio + offset + 2);
+	}
+	mmiowb();
+	spin_unlock_irqrestore(&bus->bar_lock, flags);
+}
+
+/* Not "static", as it's used in main.c */
+const struct ssb_bus_ops ssb_pcmcia_ops = {
+	.read16		= ssb_pcmcia_read16,
+	.read32		= ssb_pcmcia_read32,
+	.write16	= ssb_pcmcia_write16,
+	.write32	= ssb_pcmcia_write32,
+};
+
+#include <linux/etherdevice.h>
+int ssb_pcmcia_get_invariants(struct ssb_bus *bus,
+			      struct ssb_init_invariants *iv)
+{
+	//TODO
+	random_ether_addr(iv->sprom.il0mac);
+	return 0;
+}
+
+int ssb_pcmcia_init(struct ssb_bus *bus)
+{
+	conf_reg_t reg;
+	int err;
+
+	if (bus->bustype != SSB_BUSTYPE_PCMCIA)
+		return 0;
+
+	/* Switch segment to a known state and sync
+	 * bus->mapped_pcmcia_seg with hardware state. */
+	ssb_pcmcia_switch_segment(bus, 0);
+
+	/* Init IRQ routing */
+	reg.Action = CS_READ;
+	reg.Function = 0;
+	if (bus->chip_id == 0x4306)
+		reg.Offset = 0x00;
+	else
+		reg.Offset = 0x80;
+	err = pcmcia_access_configuration_register(bus->host_pcmcia, &reg);
+	if (err != CS_SUCCESS)
+		goto error;
+	reg.Action = CS_WRITE;
+	reg.Value |= 0x04 | 0x01;
+	err = pcmcia_access_configuration_register(bus->host_pcmcia, &reg);
+	if (err != CS_SUCCESS)
+		goto error;
+
+	return 0;
+error:
+	return -ENODEV;
+}
diff --git a/target/linux/generic-2.6/files-2.6.24/drivers/ssb/scan.c b/target/linux/generic-2.6/files-2.6.24/drivers/ssb/scan.c
new file mode 100644
index 0000000000..63ee5cfbef
--- /dev/null
+++ b/target/linux/generic-2.6/files-2.6.24/drivers/ssb/scan.c
@@ -0,0 +1,424 @@
+/*
+ * Sonics Silicon Backplane
+ * Bus scanning
+ *
+ * Copyright (C) 2005-2007 Michael Buesch <mb@bu3sch.de>
+ * Copyright (C) 2005 Martin Langer <martin-langer@gmx.de>
+ * Copyright (C) 2005 Stefano Brivio <st3@riseup.net>
+ * Copyright (C) 2005 Danny van Dyk <kugelfang@gentoo.org>
+ * Copyright (C) 2005 Andreas Jaggi <andreas.jaggi@waterwave.ch>
+ * Copyright (C) 2006 Broadcom Corporation.
+ *
+ * Licensed under the GNU/GPL. See COPYING for details.
+ */
+
+#include <linux/ssb/ssb.h>
+#include <linux/ssb/ssb_regs.h>
+#include <linux/pci.h>
+#include <linux/io.h>
+
+#include <pcmcia/cs_types.h>
+#include <pcmcia/cs.h>
+#include <pcmcia/cistpl.h>
+#include <pcmcia/ds.h>
+
+#include "ssb_private.h"
+
+
+const char *ssb_core_name(u16 coreid)
+{
+	switch (coreid) {
+	case SSB_DEV_CHIPCOMMON:
+		return "ChipCommon";
+	case SSB_DEV_ILINE20:
+		return "ILine 20";
+	case SSB_DEV_SDRAM:
+		return "SDRAM";
+	case SSB_DEV_PCI:
+		return "PCI";
+	case SSB_DEV_MIPS:
+		return "MIPS";
+	case SSB_DEV_ETHERNET:
+		return "Fast Ethernet";
+	case SSB_DEV_V90:
+		return "V90";
+	case SSB_DEV_USB11_HOSTDEV:
+		return "USB 1.1 Hostdev";
+	case SSB_DEV_ADSL:
+		return "ADSL";
+	case SSB_DEV_ILINE100:
+		return "ILine 100";
+	case SSB_DEV_IPSEC:
+		return "IPSEC";
+	case SSB_DEV_PCMCIA:
+		return "PCMCIA";
+	case SSB_DEV_INTERNAL_MEM:
+		return "Internal Memory";
+	case SSB_DEV_MEMC_SDRAM:
+		return "MEMC SDRAM";
+	case SSB_DEV_EXTIF:
+		return "EXTIF";
+	case SSB_DEV_80211:
+		return "IEEE 802.11";
+	case SSB_DEV_MIPS_3302:
+		return "MIPS 3302";
+	case SSB_DEV_USB11_HOST:
+		return "USB 1.1 Host";
+	case SSB_DEV_USB11_DEV:
+		return "USB 1.1 Device";
+	case SSB_DEV_USB20_HOST:
+		return "USB 2.0 Host";
+	case SSB_DEV_USB20_DEV:
+		return "USB 2.0 Device";
+	case SSB_DEV_SDIO_HOST:
+		return "SDIO Host";
+	case SSB_DEV_ROBOSWITCH:
+		return "Roboswitch";
+	case SSB_DEV_PARA_ATA:
+		return "PATA";
+	case SSB_DEV_SATA_XORDMA:
+		return "SATA XOR-DMA";
+	case SSB_DEV_ETHERNET_GBIT:
+		return "GBit Ethernet";
+	case SSB_DEV_PCIE:
+		return "PCI-E";
+	case SSB_DEV_MIMO_PHY:
+		return "MIMO PHY";
+	case SSB_DEV_SRAM_CTRLR:
+		return "SRAM Controller";
+	case SSB_DEV_MINI_MACPHY:
+		return "Mini MACPHY";
+	case SSB_DEV_ARM_1176:
+		return "ARM 1176";
+	case SSB_DEV_ARM_7TDMI:
+		return "ARM 7TDMI";
+	}
+	return "UNKNOWN";
+}
+
+static u16 pcidev_to_chipid(struct pci_dev *pci_dev)
+{
+	u16 chipid_fallback = 0;
+
+	switch (pci_dev->device) {
+	case 0x4301:
+		chipid_fallback = 0x4301;
+		break;
+	case 0x4305 ... 0x4307:
+		chipid_fallback = 0x4307;
+		break;
+	case 0x4403:
+		chipid_fallback = 0x4402;
+		break;
+	case 0x4610 ... 0x4615:
+		chipid_fallback = 0x4610;
+		break;
+	case 0x4710 ... 0x4715:
+		chipid_fallback = 0x4710;
+		break;
+	case 0x4320 ... 0x4325:
+		chipid_fallback = 0x4309;
+		break;
+	case PCI_DEVICE_ID_BCM4401:
+	case PCI_DEVICE_ID_BCM4401B0:
+	case PCI_DEVICE_ID_BCM4401B1:
+		chipid_fallback = 0x4401;
+		break;
+	default:
+		ssb_printk(KERN_ERR PFX
+			   "PCI-ID not in fallback list\n");
+	}
+
+	return chipid_fallback;
+}
+
+static u8 chipid_to_nrcores(u16 chipid)
+{
+	switch (chipid) {
+	case 0x5365:
+		return 7;
+	case 0x4306:
+		return 6;
+	case 0x4310:
+		return 8;
+	case 0x4307:
+	case 0x4301:
+		return 5;
+	case 0x4401:
+	case 0x4402:
+		return 3;
+	case 0x4710:
+	case 0x4610:
+	case 0x4704:
+		return 9;
+	default:
+		ssb_printk(KERN_ERR PFX
+			   "CHIPID not in nrcores fallback list\n");
+	}
+
+	return 1;
+}
+
+static u32 scan_read32(struct ssb_bus *bus, u8 current_coreidx,
+		       u16 offset)
+{
+	switch (bus->bustype) {
+	case SSB_BUSTYPE_SSB:
+		offset += current_coreidx * SSB_CORE_SIZE;
+		break;
+	case SSB_BUSTYPE_PCI:
+		break;
+	case SSB_BUSTYPE_PCMCIA:
+		if (offset >= 0x800) {
+			ssb_pcmcia_switch_segment(bus, 1);
+			offset -= 0x800;
+		} else
+			ssb_pcmcia_switch_segment(bus, 0);
+		break;
+	}
+	return readl(bus->mmio + offset);
+}
+
+static int scan_switchcore(struct ssb_bus *bus, u8 coreidx)
+{
+	switch (bus->bustype) {
+	case SSB_BUSTYPE_SSB:
+		break;
+	case SSB_BUSTYPE_PCI:
+		return ssb_pci_switch_coreidx(bus, coreidx);
+	case SSB_BUSTYPE_PCMCIA:
+		return ssb_pcmcia_switch_coreidx(bus, coreidx);
+	}
+	return 0;
+}
+
+void ssb_iounmap(struct ssb_bus *bus)
+{
+	switch (bus->bustype) {
+	case SSB_BUSTYPE_SSB:
+	case SSB_BUSTYPE_PCMCIA:
+		iounmap(bus->mmio);
+		break;
+	case SSB_BUSTYPE_PCI:
+#ifdef CONFIG_SSB_PCIHOST
+		pci_iounmap(bus->host_pci, bus->mmio);
+#else
+		SSB_BUG_ON(1); /* Can't reach this code. */
+#endif
+		break;
+	}
+	bus->mmio = NULL;
+	bus->mapped_device = NULL;
+}
+
+static void __iomem *ssb_ioremap(struct ssb_bus *bus,
+				 unsigned long baseaddr)
+{
+	void __iomem *mmio = NULL;
+
+	switch (bus->bustype) {
+	case SSB_BUSTYPE_SSB:
+		/* Only map the first core for now. */
+		/* fallthrough... */
+	case SSB_BUSTYPE_PCMCIA:
+		mmio = ioremap(baseaddr, SSB_CORE_SIZE);
+		break;
+	case SSB_BUSTYPE_PCI:
+#ifdef CONFIG_SSB_PCIHOST
+		mmio = pci_iomap(bus->host_pci, 0, ~0UL);
+#else
+		SSB_BUG_ON(1); /* Can't reach this code. */
+#endif
+		break;
+	}
+
+	return mmio;
+}
+
+static int we_support_multiple_80211_cores(struct ssb_bus *bus)
+{
+	/* More than one 802.11 core is only supported by special chips.
+	 * There are chips with two 802.11 cores, but with dangling
+	 * pins on the second core. Be careful and reject them here.
+	 */
+
+#ifdef CONFIG_SSB_PCIHOST
+	if (bus->bustype == SSB_BUSTYPE_PCI) {
+		if (bus->host_pci->vendor == PCI_VENDOR_ID_BROADCOM &&
+		    bus->host_pci->device == 0x4324)
+			return 1;
+	}
+#endif /* CONFIG_SSB_PCIHOST */
+	return 0;
+}
+
+int ssb_bus_scan(struct ssb_bus *bus,
+		 unsigned long baseaddr)
+{
+	int err = -ENOMEM;
+	void __iomem *mmio;
+	u32 idhi, cc, rev, tmp;
+	int dev_i, i;
+	struct ssb_device *dev;
+	int nr_80211_cores = 0;
+
+	mmio = ssb_ioremap(bus, baseaddr);
+	if (!mmio)
+		goto out;
+	bus->mmio = mmio;
+
+	err = scan_switchcore(bus, 0); /* Switch to first core */
+	if (err)
+		goto err_unmap;
+
+	idhi = scan_read32(bus, 0, SSB_IDHIGH);
+	cc = (idhi & SSB_IDHIGH_CC) >> SSB_IDHIGH_CC_SHIFT;
+	rev = (idhi & SSB_IDHIGH_RCLO);
+	rev |= (idhi & SSB_IDHIGH_RCHI) >> SSB_IDHIGH_RCHI_SHIFT;
+
+	bus->nr_devices = 0;
+	if (cc == SSB_DEV_CHIPCOMMON) {
+		tmp = scan_read32(bus, 0, SSB_CHIPCO_CHIPID);
+
+		bus->chip_id = (tmp & SSB_CHIPCO_IDMASK);
+		bus->chip_rev = (tmp & SSB_CHIPCO_REVMASK) >>
+				SSB_CHIPCO_REVSHIFT;
+		bus->chip_package = (tmp & SSB_CHIPCO_PACKMASK) >>
+				    SSB_CHIPCO_PACKSHIFT;
+		if (rev >= 4) {
+			bus->nr_devices = (tmp & SSB_CHIPCO_NRCORESMASK) >>
+					  SSB_CHIPCO_NRCORESSHIFT;
+		}
+		tmp = scan_read32(bus, 0, SSB_CHIPCO_CAP);
+		bus->chipco.capabilities = tmp;
+	} else {
+		if (bus->bustype == SSB_BUSTYPE_PCI) {
+			bus->chip_id = pcidev_to_chipid(bus->host_pci);
+			pci_read_config_word(bus->host_pci, PCI_REVISION_ID,
+					     &bus->chip_rev);
+			bus->chip_package = 0;
+		} else {
+			bus->chip_id = 0x4710;
+			bus->chip_rev = 0;
+			bus->chip_package = 0;
+		}
+	}
+	if (!bus->nr_devices)
+		bus->nr_devices = chipid_to_nrcores(bus->chip_id);
+	if (bus->nr_devices > ARRAY_SIZE(bus->devices)) {
+		ssb_printk(KERN_ERR PFX
+			   "More than %d ssb cores found (%d)\n",
+			   SSB_MAX_NR_CORES, bus->nr_devices);
+		goto err_unmap;
+	}
+	if (bus->bustype == SSB_BUSTYPE_SSB) {
+		/* Now that we know the number of cores,
+		 * remap the whole IO space for all cores.
+		 */
+		err = -ENOMEM;
+		iounmap(mmio);
+		mmio = ioremap(baseaddr, SSB_CORE_SIZE * bus->nr_devices);
+		if (!mmio)
+			goto out;
+		bus->mmio = mmio;
+	}
+
+	/* Fetch basic information about each core/device */
+	for (i = 0, dev_i = 0; i < bus->nr_devices; i++) {
+		err = scan_switchcore(bus, i);
+		if (err)
+			goto err_unmap;
+		dev = &(bus->devices[dev_i]);
+
+		idhi = scan_read32(bus, i, SSB_IDHIGH);
+		dev->id.coreid = (idhi & SSB_IDHIGH_CC) >> SSB_IDHIGH_CC_SHIFT;
+		dev->id.revision = (idhi & SSB_IDHIGH_RCLO);
+		dev->id.revision |= (idhi & SSB_IDHIGH_RCHI) >> SSB_IDHIGH_RCHI_SHIFT;
+		dev->id.vendor = (idhi & SSB_IDHIGH_VC) >> SSB_IDHIGH_VC_SHIFT;
+		dev->core_index = i;
+		dev->bus = bus;
+		dev->ops = bus->ops;
+
+		ssb_dprintk(KERN_INFO PFX
+			    "Core %d found: %s "
+			    "(cc 0x%03X, rev 0x%02X, vendor 0x%04X)\n",
+			    i, ssb_core_name(dev->id.coreid),
+			    dev->id.coreid, dev->id.revision, dev->id.vendor);
+
+		switch (dev->id.coreid) {
+		case SSB_DEV_80211:
+			nr_80211_cores++;
+			if (nr_80211_cores > 1) {
+				if (!we_support_multiple_80211_cores(bus)) {
+					ssb_dprintk(KERN_INFO PFX "Ignoring additional "
+						    "802.11 core\n");
+					continue;
+				}
+			}
+			break;
+		case SSB_DEV_EXTIF:
+#ifdef CONFIG_SSB_DRIVER_EXTIF
+			if (bus->extif.dev) {
+				ssb_printk(KERN_WARNING PFX
+					   "WARNING: Multiple EXTIFs found\n");
+				break;
+			}
+			bus->extif.dev = dev;
+#endif /* CONFIG_SSB_DRIVER_EXTIF */
+			break;
+		case SSB_DEV_CHIPCOMMON:
+			if (bus->chipco.dev) {
+				ssb_printk(KERN_WARNING PFX
+					   "WARNING: Multiple ChipCommon found\n");
+				break;
+			}
+			bus->chipco.dev = dev;
+			break;
+		case SSB_DEV_MIPS:
+		case SSB_DEV_MIPS_3302:
+#ifdef CONFIG_SSB_DRIVER_MIPS
+			if (bus->mipscore.dev) {
+				ssb_printk(KERN_WARNING PFX
+					   "WARNING: Multiple MIPS cores found\n");
+				break;
+			}
+			bus->mipscore.dev = dev;
+#endif /* CONFIG_SSB_DRIVER_MIPS */
+			break;
+		case SSB_DEV_PCI:
+		case SSB_DEV_PCIE:
+#ifdef CONFIG_SSB_DRIVER_PCICORE
+			if (bus->bustype == SSB_BUSTYPE_PCI) {
+				/* Ignore PCI cores on PCI-E cards.
+				 * Ignore PCI-E cores on PCI cards. */
+				if (dev->id.coreid == SSB_DEV_PCI) {
+					if (bus->host_pci->is_pcie)
+						continue;
+				} else {
+					if (!bus->host_pci->is_pcie)
+						continue;
+				}
+			}
+			if (bus->pcicore.dev) {
+				ssb_printk(KERN_WARNING PFX
+					   "WARNING: Multiple PCI(E) cores found\n");
+				break;
+			}
+			bus->pcicore.dev = dev;
+#endif /* CONFIG_SSB_DRIVER_PCICORE */
+			break;
+		default:
+			break;
+		}
+
+		dev_i++;
+	}
+	bus->nr_devices = dev_i;
+
+	err = 0;
+out:
+	return err;
+err_unmap:
+	ssb_iounmap(bus);
+	goto out;
+}
diff --git a/target/linux/generic-2.6/files-2.6.24/drivers/ssb/ssb_private.h b/target/linux/generic-2.6/files-2.6.24/drivers/ssb/ssb_private.h
new file mode 100644
index 0000000000..a789364264
--- /dev/null
+++ b/target/linux/generic-2.6/files-2.6.24/drivers/ssb/ssb_private.h
@@ -0,0 +1,136 @@
+#ifndef LINUX_SSB_PRIVATE_H_
+#define LINUX_SSB_PRIVATE_H_
+
+#include <linux/ssb/ssb.h>
+#include <linux/types.h>
+
+
+#define PFX	"ssb: "
+
+#ifdef CONFIG_SSB_SILENT
+# define ssb_printk(fmt, x...)	do { /* nothing */ } while (0)
+#else
+# define ssb_printk		printk
+#endif /* CONFIG_SSB_SILENT */
+
+/* dprintk: Debugging printk; vanishes for non-debug compilation */
+#ifdef CONFIG_SSB_DEBUG
+# define ssb_dprintk(fmt, x...)	ssb_printk(fmt , ##x)
+#else
+# define ssb_dprintk(fmt, x...)	do { /* nothing */ } while (0)
+#endif
+
+#ifdef CONFIG_SSB_DEBUG
+# define SSB_WARN_ON(x)		WARN_ON(x)
+# define SSB_BUG_ON(x)		BUG_ON(x)
+#else
+static inline int __ssb_do_nothing(int x) { return x; }
+# define SSB_WARN_ON(x)		__ssb_do_nothing(unlikely(!!(x)))
+# define SSB_BUG_ON(x)		__ssb_do_nothing(unlikely(!!(x)))
+#endif
+
+
+/* pci.c */
+#ifdef CONFIG_SSB_PCIHOST
+extern int ssb_pci_switch_core(struct ssb_bus *bus,
+			       struct ssb_device *dev);
+extern int ssb_pci_switch_coreidx(struct ssb_bus *bus,
+				  u8 coreidx);
+extern int ssb_pci_xtal(struct ssb_bus *bus, u32 what,
+			int turn_on);
+extern int ssb_pci_get_invariants(struct ssb_bus *bus,
+				  struct ssb_init_invariants *iv);
+extern void ssb_pci_exit(struct ssb_bus *bus);
+extern int ssb_pci_init(struct ssb_bus *bus);
+extern const struct ssb_bus_ops ssb_pci_ops;
+
+#else /* CONFIG_SSB_PCIHOST */
+
+static inline int ssb_pci_switch_core(struct ssb_bus *bus,
+				      struct ssb_device *dev)
+{
+	return 0;
+}
+static inline int ssb_pci_switch_coreidx(struct ssb_bus *bus,
+					 u8 coreidx)
+{
+	return 0;
+}
+static inline int ssb_pci_xtal(struct ssb_bus *bus, u32 what,
+			       int turn_on)
+{
+	return 0;
+}
+static inline void ssb_pci_exit(struct ssb_bus *bus)
+{
+}
+static inline int ssb_pci_init(struct ssb_bus *bus)
+{
+	return 0;
+}
+#endif /* CONFIG_SSB_PCIHOST */
+
+
+/* pcmcia.c */
+#ifdef CONFIG_SSB_PCMCIAHOST
+extern int ssb_pcmcia_switch_core(struct ssb_bus *bus,
+				  struct ssb_device *dev);
+extern int ssb_pcmcia_switch_coreidx(struct ssb_bus *bus,
+				     u8 coreidx);
+extern int ssb_pcmcia_switch_segment(struct ssb_bus *bus,
+				     u8 seg);
+extern int ssb_pcmcia_get_invariants(struct ssb_bus *bus,
+				     struct ssb_init_invariants *iv);
+extern int ssb_pcmcia_init(struct ssb_bus *bus);
+extern const struct ssb_bus_ops ssb_pcmcia_ops;
+#else /* CONFIG_SSB_PCMCIAHOST */
+static inline int ssb_pcmcia_switch_core(struct ssb_bus *bus,
+					 struct ssb_device *dev)
+{
+	return 0;
+}
+static inline int ssb_pcmcia_switch_coreidx(struct ssb_bus *bus,
+					    u8 coreidx)
+{
+	return 0;
+}
+static inline int ssb_pcmcia_switch_segment(struct ssb_bus *bus,
+					    u8 seg)
+{
+	return 0;
+}
+static inline int ssb_pcmcia_init(struct ssb_bus *bus)
+{
+	return 0;
+}
+#endif /* CONFIG_SSB_PCMCIAHOST */
+
+
+/* scan.c */
+extern const char *ssb_core_name(u16 coreid);
+extern int ssb_bus_scan(struct ssb_bus *bus,
+			unsigned long baseaddr);
+extern void ssb_iounmap(struct ssb_bus *ssb);
+
+
+/* core.c */
+extern u32 ssb_calc_clock_rate(u32 plltype, u32 n, u32 m);
+extern int ssb_devices_freeze(struct ssb_bus *bus);
+extern int ssb_devices_thaw(struct ssb_bus *bus);
+extern struct ssb_bus *ssb_pci_dev_to_bus(struct pci_dev *pdev);
+
+/* b43_pci_bridge.c */
+#ifdef CONFIG_SSB_PCIHOST
+extern int __init b43_pci_ssb_bridge_init(void);
+extern void __exit b43_pci_ssb_bridge_exit(void);
+#else /* CONFIG_SSB_PCIHOST */
+static inline int b43_pci_ssb_bridge_init(void)
+{
+	return 0;
+}
+static inline void b43_pci_ssb_bridge_exit(void)
+{
+}
+#endif /* CONFIG_SSB_PCIHOST */
+
+#endif /* LINUX_SSB_PRIVATE_H_ */