add support for the Gateworks Cambria

git-svn-id: svn://svn.openwrt.org/openwrt/trunk@10973 3c298f89-4303-0410-b956-a3cf2f4a3e73

1 files changed, 420 insertions, 0 deletions

diff --git a/target/linux/ixp4xx/patches-2.6.24/190-cambria_support.patch b/target/linux/ixp4xx/patches-2.6.24/190-cambria_support.patch
new file mode 100644
index 0000000000..4f7f996b2f
--- /dev/null
+++ b/target/linux/ixp4xx/patches-2.6.24/190-cambria_support.patch
@@ -0,0 +1,420 @@
+diff -Nur linux-2.6.24.5/arch/arm/mach-ixp4xx/Kconfig linux-2.6.24.5-owrt/arch/arm/mach-ixp4xx/Kconfig
+--- linux-2.6.24.5/arch/arm/mach-ixp4xx/Kconfig	2008-04-28 20:22:27.000000000 +0200
++++ linux-2.6.24.5-owrt/arch/arm/mach-ixp4xx/Kconfig	2008-04-28 20:26:44.000000000 +0200
+@@ -25,6 +25,14 @@
+ 	  Avila Network Platform. For more information on this platform,
+ 	  see <file:Documentation/arm/IXP4xx>.
+ 
++config MACH_CAMBRIA
++	bool "Cambria"
++	select PCI
++	help
++	  Say 'Y' here if you want your kernel to support the Gateworks
++	  Cambria series. For more information on this platform,
++	  see <file:Documentation/arm/IXP4xx>.
++
+ config MACH_LOFT
+     bool "Loft"
+     depends on MACH_AVILA
+@@ -200,7 +208,7 @@
+ 
+ config CPU_IXP43X
+ 	bool
+-	depends on MACH_KIXRP435
++	depends on MACH_KIXRP435 || MACH_CAMBRIA
+ 	default y
+ 
+ config MACH_GTWX5715
+diff -Nur linux-2.6.24.5/arch/arm/mach-ixp4xx/Makefile linux-2.6.24.5-owrt/arch/arm/mach-ixp4xx/Makefile
+--- linux-2.6.24.5/arch/arm/mach-ixp4xx/Makefile	2008-04-28 20:22:27.000000000 +0200
++++ linux-2.6.24.5-owrt/arch/arm/mach-ixp4xx/Makefile	2008-04-28 20:26:44.000000000 +0200
+@@ -7,6 +7,7 @@
+ 
+ obj-pci-$(CONFIG_ARCH_IXDP4XX)		+= ixdp425-pci.o
+ obj-pci-$(CONFIG_MACH_AVILA)		+= avila-pci.o
++obj-pci-$(CONFIG_MACH_CAMBRIA)		+= cambria-pci.o
+ obj-pci-$(CONFIG_MACH_IXDPG425)		+= ixdpg425-pci.o
+ obj-pci-$(CONFIG_ARCH_ADI_COYOTE)	+= coyote-pci.o
+ obj-pci-$(CONFIG_MACH_GTWX5715)		+= gtwx5715-pci.o
+@@ -28,6 +29,7 @@
+ 
+ obj-$(CONFIG_ARCH_IXDP4XX)	+= ixdp425-setup.o
+ obj-$(CONFIG_MACH_AVILA)	+= avila-setup.o
++obj-$(CONFIG_MACH_CAMBRIA)	+= cambria-setup.o
+ obj-$(CONFIG_MACH_IXDPG425)	+= coyote-setup.o
+ obj-$(CONFIG_ARCH_ADI_COYOTE)	+= coyote-setup.o
+ obj-$(CONFIG_MACH_GTWX5715)	+= gtwx5715-setup.o
+diff -Nur linux-2.6.24.5/arch/arm/mach-ixp4xx/cambria-pci.c linux-2.6.24.5-owrt/arch/arm/mach-ixp4xx/cambria-pci.c
+--- linux-2.6.24.5/arch/arm/mach-ixp4xx/cambria-pci.c	1970-01-01 01:00:00.000000000 +0100
++++ linux-2.6.24.5-owrt/arch/arm/mach-ixp4xx/cambria-pci.c	2008-04-28 20:30:35.000000000 +0200
+@@ -0,0 +1,74 @@
++/*
++ * arch/arch/mach-ixp4xx/cambria-pci.c
++ *
++ * PCI setup routines for Gateworks Cambria series
++ *
++ * Copyright (C) 2008 Imre Kaloz <kaloz@openwrt.org>
++ *
++ * based on coyote-pci.c:
++ *	Copyright (C) 2002 Jungo Software Technologies.
++ *	Copyright (C) 2003 MontaVista Softwrae, Inc.
++ *
++ * Maintainer: Imre Kaloz <kaloz@openwrt.org>
++ *
++ * 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/pci.h>
++#include <linux/init.h>
++#include <linux/irq.h>
++
++#include <asm/mach-types.h>
++#include <asm/hardware.h>
++#include <asm/irq.h>
++
++#include <asm/mach/pci.h>
++
++extern void ixp4xx_pci_preinit(void);
++extern int ixp4xx_setup(int nr, struct pci_sys_data *sys);
++extern struct pci_bus *ixp4xx_scan_bus(int nr, struct pci_sys_data *sys);
++
++void __init cambria_pci_preinit(void)
++{
++	set_irq_type(IRQ_IXP4XX_GPIO11, IRQT_LOW);
++	set_irq_type(IRQ_IXP4XX_GPIO10, IRQT_LOW);
++	set_irq_type(IRQ_IXP4XX_GPIO9, IRQT_LOW);
++	set_irq_type(IRQ_IXP4XX_GPIO8, IRQT_LOW);
++
++	ixp4xx_pci_preinit();
++}
++
++static int __init cambria_map_irq(struct pci_dev *dev, u8 slot, u8 pin)
++{
++	if (slot == 1)
++		return IRQ_IXP4XX_GPIO11;
++	else if (slot == 2)
++		return IRQ_IXP4XX_GPIO10;
++	else if (slot == 3)
++		return IRQ_IXP4XX_GPIO9;
++	else if (slot == 4)
++		return IRQ_IXP4XX_GPIO8;
++	else return -1;
++}
++
++struct hw_pci cambria_pci __initdata = {
++	.nr_controllers = 1,
++	.preinit =        cambria_pci_preinit,
++	.swizzle =        pci_std_swizzle,
++	.setup =          ixp4xx_setup,
++	.scan =           ixp4xx_scan_bus,
++	.map_irq =        cambria_map_irq,
++};
++
++int __init cambria_pci_init(void)
++{
++	if (machine_is_cambria())
++		pci_common_init(&cambria_pci);
++	return 0;
++}
++
++subsys_initcall(cambria_pci_init);
+diff -Nur linux-2.6.24.5/arch/arm/mach-ixp4xx/cambria-setup.c linux-2.6.24.5-owrt/arch/arm/mach-ixp4xx/cambria-setup.c
+--- linux-2.6.24.5/arch/arm/mach-ixp4xx/cambria-setup.c	1970-01-01 01:00:00.000000000 +0100
++++ linux-2.6.24.5-owrt/arch/arm/mach-ixp4xx/cambria-setup.c	2008-04-28 21:07:16.000000000 +0200
+@@ -0,0 +1,280 @@
++/*
++ * arch/arm/mach-ixp4xx/cambria-setup.c
++ *
++ * Board setup for the Gateworks Cambria series
++ *
++ * Copyright (C) 2008 Imre Kaloz <Kaloz@openwrt.org>
++ *
++ * based on coyote-setup.c:
++ *      Copyright (C) 2003-2005 MontaVista Software, Inc.
++ *
++ * Author: Imre Kaloz <Kaloz@openwrt.org>
++ */
++
++#include <linux/kernel.h>
++#include <linux/init.h>
++#include <linux/device.h>
++#include <linux/if_ether.h>
++#include <linux/socket.h>
++#include <linux/netdevice.h>
++#include <linux/serial.h>
++#include <linux/tty.h>
++#include <linux/serial_8250.h>
++#include <linux/slab.h>
++#ifdef CONFIG_SENSORS_EEPROM
++# include <linux/i2c.h>
++# include <linux/eeprom.h>
++#endif
++                                                                                
++#include <linux/i2c-gpio.h>
++#include <asm/types.h>
++#include <asm/setup.h>
++#include <asm/memory.h>
++#include <asm/hardware.h>
++#include <asm/irq.h>
++#include <asm/mach-types.h>
++#include <asm/mach/arch.h>
++#include <asm/mach/flash.h>
++
++static struct flash_platform_data cambria_flash_data = {
++	.map_name	= "cfi_probe",
++	.width		= 2,
++};
++
++static struct resource cambria_flash_resource = {
++	.flags		= IORESOURCE_MEM,
++};
++
++static struct platform_device cambria_flash = {
++	.name		= "IXP4XX-Flash",
++	.id		= 0,
++	.dev		= {
++		.platform_data = &cambria_flash_data,
++	},
++	.num_resources	= 1,
++	.resource	= &cambria_flash_resource,
++};
++
++static struct i2c_gpio_platform_data cambria_i2c_gpio_data = {
++	.sda_pin	= 7,
++	.scl_pin	= 6,
++};
++
++static struct platform_device cambria_i2c_gpio = {
++	.name		= "i2c-gpio",
++	.id		= 0,
++	.dev		= {
++		.platform_data	= &cambria_i2c_gpio_data,
++	},
++};
++
++static struct resource cambria_uart_resource = {
++	.start	= IXP4XX_UART1_BASE_PHYS,
++	.end	= IXP4XX_UART1_BASE_PHYS + 0x0fff,
++	.flags	= IORESOURCE_MEM,
++};
++
++static struct plat_serial8250_port cambria_uart_data[] = {
++	{
++		.mapbase	= IXP4XX_UART1_BASE_PHYS,
++		.membase	= (char *)IXP4XX_UART1_BASE_VIRT + REG_OFFSET,
++		.irq		= IRQ_IXP4XX_UART1,
++		.flags		= UPF_BOOT_AUTOCONF | UPF_SKIP_TEST,
++		.iotype		= UPIO_MEM,
++		.regshift	= 2,
++		.uartclk	= IXP4XX_UART_XTAL,
++	},
++	{ },
++};
++
++static struct platform_device cambria_uart = {
++	.name		= "serial8250",
++	.id		= PLAT8250_DEV_PLATFORM,
++	.dev			= {
++		.platform_data	= cambria_uart_data,
++	},
++	.num_resources	= 1,
++	.resource	= &cambria_uart_resource,
++};
++
++static struct resource cambria_pata_resources[] = {
++	{
++		.flags	= IORESOURCE_MEM
++	},
++	{
++		.flags	= IORESOURCE_MEM,
++	},
++	{
++		.name	= "intrq",
++		.start	= IRQ_IXP4XX_GPIO12,
++		.end	= IRQ_IXP4XX_GPIO12,
++		.flags	= IORESOURCE_IRQ,
++	},
++};
++
++static struct ixp4xx_pata_data cambria_pata_data = {
++	.cs0_bits	= 0xbfff3c03,
++	.cs1_bits	= 0xbfff3c03,
++};
++
++static struct platform_device cambria_pata = {
++	.name			= "pata_ixp4xx_cf",
++	.id			= 0,
++	.dev.platform_data      = &cambria_pata_data,
++	.num_resources		= ARRAY_SIZE(cambria_pata_resources),
++	.resource		= cambria_pata_resources,
++};
++
++static struct eth_plat_info cambria_plat_eth[] = {
++        {
++		.phy		= 2,
++		.rxq		= 4,
++		.txreadyq	= 21,
++        }, {
++		.phy		= 1,
++		.rxq		= 2,
++		.txreadyq	= 19,
++	}
++};
++
++static struct platform_device cambria_eth[] = {
++        {
++                .name                   = "ixp4xx_eth",
++                .id                     = IXP4XX_ETH_NPEC,
++                .dev.platform_data      = cambria_plat_eth,
++        }, {
++                .name                   = "ixp4xx_eth",
++                .id                     = IXP4XX_ETH_NPEA,
++                .dev.platform_data      = cambria_plat_eth + 1,
++	}
++};
++
++#ifdef CONFIG_LEDS_IXP4XX
++static struct platform_device cambria_leds_pld = {
++	.name		= "IXP4XX-PLD-LED",
++	.id		= -1,
++	.num_resources	= 0,
++};
++
++static struct platform_device cambria_leds_mem = {
++	.name		= "IXP4XX-MEM-LED",
++	.id		= -1,
++	.num_resources	= 0,
++};
++#endif
++
++static struct platform_device *cambria_devices[] __initdata = {
++	&cambria_i2c_gpio,
++	&cambria_flash,
++	&cambria_uart,
++#ifdef CONFIG_LEDS_IXP4XX
++	&cambria_leds_pld,
++	&cambria_leds_mem,
++#endif
++	&cambria_eth[0],
++	&cambria_eth[1],
++};
++
++static char cambria_rtc_probe[] __initdata = "rtc-ds1672.probe=0,0x68 ";
++
++static void __init cambria_fixup(struct machine_desc *desc,
++			struct tag *tags, char **cmdline, struct meminfo *mi)
++{
++	struct tag *t = tags;
++	char *p = *cmdline;
++
++	/* Find the end of the tags table, taking note of any cmdline tag. */
++	for (; t->hdr.size; t = tag_next(t)) {
++		if (t->hdr.tag == ATAG_CMDLINE) {
++			p = t->u.cmdline.cmdline;
++		}
++	}
++
++	/* Overwrite the end of the table with a new cmdline tag. */
++	t->hdr.tag = ATAG_CMDLINE;
++	t->hdr.size = (sizeof (struct tag_header) +
++		strlen(cambria_rtc_probe) + strlen(p) + 1 + 4) >> 2;
++	strlcpy(t->u.cmdline.cmdline, cambria_rtc_probe, COMMAND_LINE_SIZE);
++	strlcpy(t->u.cmdline.cmdline + strlen(cambria_rtc_probe), p,
++		COMMAND_LINE_SIZE - strlen(cambria_rtc_probe));
++
++	/* Terminate the table. */
++	t = tag_next(t);
++	t->hdr.tag = ATAG_NONE;
++	t->hdr.size = 0;
++}
++
++#ifdef CONFIG_SENSORS_EEPROM
++static int cambria_eeprom_do(struct notifier_block *self, unsigned long event, void *t)
++{
++	struct eeprom_data *data = t;
++	struct sockaddr address;
++	struct net_device * netdev;
++
++	char macs[12];
++
++	/* The MACs are the first 12 bytes in the eeprom at address 0x51 */
++	if (event == EEPROM_REGISTER && data->client.addr == 0x51) {
++		data->attr->read(&data->client.dev.kobj, data->attr, macs, 0, 12);
++		/* eth0 */
++		memcpy(address.sa_data, macs, ETH_ALEN);
++		memcpy(&cambria_plat_eth[0].hwaddr, macs, ETH_ALEN);
++		if ( (netdev = dev_get_by_name(&init_net, "eth0")) )
++			netdev->set_mac_address(netdev, &address);
++
++		/* eth1 */
++		memcpy(address.sa_data, macs + ETH_ALEN, ETH_ALEN);
++		memcpy(&cambria_plat_eth[1].hwaddr, macs + ETH_ALEN, ETH_ALEN);
++		if ( (netdev = dev_get_by_name(&init_net, "eth1")) )
++			netdev->set_mac_address(netdev, &address);
++	}
++
++	return NOTIFY_DONE;
++}
++
++static struct notifier_block cambria_eeprom_notifier = {
++	.notifier_call = cambria_eeprom_do
++};
++#endif
++
++static void __init cambria_init(void)
++{
++	ixp4xx_sys_init();
++
++#ifdef CONFIG_SENSORS_EEPROM
++	register_eeprom_notifier(&cambria_eeprom_notifier);
++#endif
++
++	cambria_flash_resource.start = IXP4XX_EXP_BUS_BASE(0);
++	cambria_flash_resource.end = IXP4XX_EXP_BUS_BASE(0) + SZ_32M - 1;
++
++	*IXP4XX_EXP_CS0 |= IXP4XX_FLASH_WRITABLE;
++	*IXP4XX_EXP_CS1 = *IXP4XX_EXP_CS0;
++
++	platform_add_devices(cambria_devices, ARRAY_SIZE(cambria_devices));
++
++	cambria_pata_resources[0].start = 0x53e00000;
++	cambria_pata_resources[0].end = 0x53e3ffff;
++
++	cambria_pata_resources[1].start = 0x53e40000;
++	cambria_pata_resources[1].end = 0x53e7ffff;
++
++	cambria_pata_data.cs0_cfg = IXP4XX_EXP_CS3;
++	cambria_pata_data.cs1_cfg = IXP4XX_EXP_CS3;
++
++	platform_device_register(&cambria_pata);
++}
++
++#ifdef CONFIG_MACH_CAMBRIA
++MACHINE_START(CAMBRIA, "Gateworks Cambria series")
++	/* Maintainer: Imre Kaloz <kaloz@openwrt.org> */
++	.phys_io	= IXP4XX_PERIPHERAL_BASE_PHYS,
++	.io_pg_offst	= ((IXP4XX_PERIPHERAL_BASE_VIRT) >> 18) & 0xfffc,
++	.fixup		= cambria_fixup,
++	.map_io		= ixp4xx_map_io,
++	.init_irq	= ixp4xx_init_irq,
++	.timer		= &ixp4xx_timer,
++	.boot_params	= 0x0100,
++	.init_machine	= cambria_init,
++MACHINE_END
++#endif
+diff -Nur linux-2.6.24.5/include/asm-arm/arch-ixp4xx/hardware.h linux-2.6.24.5-owrt/include/asm-arm/arch-ixp4xx/hardware.h
+--- linux-2.6.24.5/include/asm-arm/arch-ixp4xx/hardware.h	1970-01-01 01:00:00.000000000 +0100
++++ linux-2.6.24.5-owrt/include/asm-arm/arch-ixp4xx/hardware.h	2008-04-28 21:07:16.000000000 +0200
+@@ -18,7 +18,7 @@
+ #define __ASM_ARCH_HARDWARE_H__
+ 
+ #define PCIBIOS_MIN_IO		0x00001000
+-#define PCIBIOS_MIN_MEM		(cpu_is_ixp43x() ? 0x40000000 : 0x48000000)
++#define PCIBIOS_MIN_MEM		(cpu_is_ixp43x() ? 0x48000000 : 0x48000000)
+ 
+ /*
+  * We override the standard dma-mask routines for bouncing.