brcm47xx: add support for kernel 3.3

git-svn-id: svn://svn.openwrt.org/openwrt/trunk@31573 3c298f89-4303-0410-b956-a3cf2f4a3e73

1 files changed, 180 insertions, 0 deletions

diff --git a/target/linux/brcm47xx/patches-3.3/812-disable_wgt634u_crap.patch b/target/linux/brcm47xx/patches-3.3/812-disable_wgt634u_crap.patch
new file mode 100644
index 0000000000..a71e6bdf32
--- /dev/null
+++ b/target/linux/brcm47xx/patches-3.3/812-disable_wgt634u_crap.patch
@@ -0,0 +1,180 @@
+--- a/arch/mips/bcm47xx/Makefile
++++ b/arch/mips/bcm47xx/Makefile
+@@ -4,4 +4,3 @@
+ #
+ 
+ obj-y 				+= gpio.o irq.o nvram.o prom.o serial.o setup.o time.o bus.o sprom.o
+-obj-$(CONFIG_BCM47XX_SSB)	+= wgt634u.o
+--- a/arch/mips/bcm47xx/wgt634u.c
++++ /dev/null
+@@ -1,170 +0,0 @@
+-/*
+- * This file is subject to the terms and conditions of the GNU General Public
+- * License.  See the file "COPYING" in the main directory of this archive
+- * for more details.
+- *
+- * Copyright (C) 2007 Aurelien Jarno <aurelien@aurel32.net>
+- */
+-
+-#include <linux/platform_device.h>
+-#include <linux/module.h>
+-#include <linux/leds.h>
+-#include <linux/mtd/physmap.h>
+-#include <linux/ssb/ssb.h>
+-#include <linux/interrupt.h>
+-#include <linux/reboot.h>
+-#include <linux/gpio.h>
+-#include <asm/mach-bcm47xx/bcm47xx.h>
+-
+-/* GPIO definitions for the WGT634U */
+-#define WGT634U_GPIO_LED	3
+-#define WGT634U_GPIO_RESET	2
+-#define WGT634U_GPIO_TP1	7
+-#define WGT634U_GPIO_TP2	6
+-#define WGT634U_GPIO_TP3	5
+-#define WGT634U_GPIO_TP4	4
+-#define WGT634U_GPIO_TP5	1
+-
+-static struct gpio_led wgt634u_leds[] = {
+-	{
+-		.name = "power",
+-		.gpio = WGT634U_GPIO_LED,
+-		.active_low = 1,
+-		.default_trigger = "heartbeat",
+-	},
+-};
+-
+-static struct gpio_led_platform_data wgt634u_led_data = {
+-	.num_leds =     ARRAY_SIZE(wgt634u_leds),
+-	.leds =         wgt634u_leds,
+-};
+-
+-static struct platform_device wgt634u_gpio_leds = {
+-	.name =         "leds-gpio",
+-	.id =           -1,
+-	.dev = {
+-		.platform_data = &wgt634u_led_data,
+-	}
+-};
+-
+-
+-/* 8MiB flash. The struct mtd_partition matches original Netgear WGT634U
+-   firmware. */
+-static struct mtd_partition wgt634u_partitions[] = {
+-	{
+-		.name       = "cfe",
+-		.offset     = 0,
+-		.size       = 0x60000,		/* 384k */
+-		.mask_flags = MTD_WRITEABLE 	/* force read-only */
+-	},
+-	{
+-		.name   = "config",
+-		.offset = 0x60000,
+-		.size   = 0x20000		/* 128k */
+-	},
+-	{
+-		.name   = "linux",
+-		.offset = 0x80000,
+-		.size   = 0x140000 		/* 1280k */
+-	},
+-	{
+-		.name   = "jffs",
+-		.offset = 0x1c0000,
+-		.size   = 0x620000 		/* 6272k */
+-	},
+-	{
+-		.name   = "nvram",
+-		.offset = 0x7e0000,
+-		.size   = 0x20000		/* 128k */
+-	},
+-};
+-
+-static struct physmap_flash_data wgt634u_flash_data = {
+-	.parts    = wgt634u_partitions,
+-	.nr_parts = ARRAY_SIZE(wgt634u_partitions)
+-};
+-
+-static struct resource wgt634u_flash_resource = {
+-	.flags = IORESOURCE_MEM,
+-};
+-
+-static struct platform_device wgt634u_flash = {
+-	.name          = "physmap-flash",
+-	.id            = 0,
+-	.dev           = { .platform_data = &wgt634u_flash_data, },
+-	.resource      = &wgt634u_flash_resource,
+-	.num_resources = 1,
+-};
+-
+-/* Platform devices */
+-static struct platform_device *wgt634u_devices[] __initdata = {
+-	&wgt634u_flash,
+-	&wgt634u_gpio_leds,
+-};
+-
+-static irqreturn_t gpio_interrupt(int irq, void *ignored)
+-{
+-	int state;
+-
+-	/* Interrupts are shared, check if the current one is
+-	   a GPIO interrupt. */
+-	if (!ssb_chipco_irq_status(&bcm47xx_bus.ssb.chipco,
+-				   SSB_CHIPCO_IRQ_GPIO))
+-		return IRQ_NONE;
+-
+-	state = gpio_get_value(WGT634U_GPIO_RESET);
+-
+-	/* Interrupt are level triggered, revert the interrupt polarity
+-	   to clear the interrupt. */
+-	gpio_polarity(WGT634U_GPIO_RESET, state);
+-
+-	if (!state) {
+-		printk(KERN_INFO "Reset button pressed");
+-		ctrl_alt_del();
+-	}
+-
+-	return IRQ_HANDLED;
+-}
+-
+-static int __init wgt634u_init(void)
+-{
+-	/* There is no easy way to detect that we are running on a WGT634U
+-	 * machine. Use the MAC address as an heuristic. Netgear Inc. has
+-	 * been allocated ranges 00:09:5b:xx:xx:xx and 00:0f:b5:xx:xx:xx.
+-	 */
+-	u8 *et0mac;
+-
+-	if (bcm47xx_bus_type != BCM47XX_BUS_TYPE_SSB)
+-		return -ENODEV;
+-
+-	et0mac = bcm47xx_bus.ssb.sprom.et0mac;
+-
+-	if (et0mac[0] == 0x00 &&
+-	    ((et0mac[1] == 0x09 && et0mac[2] == 0x5b) ||
+-	     (et0mac[1] == 0x0f && et0mac[2] == 0xb5))) {
+-		struct ssb_mipscore *mcore = &bcm47xx_bus.ssb.mipscore;
+-
+-		printk(KERN_INFO "WGT634U machine detected.\n");
+-
+-		if (!request_irq(gpio_to_irq(WGT634U_GPIO_RESET),
+-				 gpio_interrupt, IRQF_SHARED,
+-				 "WGT634U GPIO", &bcm47xx_bus.ssb.chipco)) {
+-			gpio_direction_input(WGT634U_GPIO_RESET);
+-			gpio_intmask(WGT634U_GPIO_RESET, 1);
+-			ssb_chipco_irq_mask(&bcm47xx_bus.ssb.chipco,
+-					    SSB_CHIPCO_IRQ_GPIO,
+-					    SSB_CHIPCO_IRQ_GPIO);
+-		}
+-
+-		wgt634u_flash_data.width = mcore->pflash.buswidth;
+-		wgt634u_flash_resource.start = mcore->pflash.window;
+-		wgt634u_flash_resource.end = mcore->pflash.window
+-					   + mcore->pflash.window_size
+-					   - 1;
+-		return platform_add_devices(wgt634u_devices,
+-					    ARRAY_SIZE(wgt634u_devices));
+-	} else
+-		return -ENODEV;
+-}
+-
+-module_init(wgt634u_init);