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wifipineapple-openwrt/target/linux/ixp4xx/patches-2.6.33/190-cambria_support.patch

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--- /dev/null
+++ b/arch/arm/mach-ixp4xx/cambria-pci.c
@@ -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 <mach/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, IRQ_TYPE_LEVEL_LOW);
+ set_irq_type(IRQ_IXP4XX_GPIO10, IRQ_TYPE_LEVEL_LOW);
+ set_irq_type(IRQ_IXP4XX_GPIO9, IRQ_TYPE_LEVEL_LOW);
+ set_irq_type(IRQ_IXP4XX_GPIO8, IRQ_TYPE_LEVEL_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);
--- /dev/null
+++ b/arch/arm/mach-ixp4xx/cambria-setup.c
@@ -0,0 +1,429 @@
+/*
+ * 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/device.h>
+#include <linux/i2c.h>
+#include <linux/i2c-gpio.h>
+#include <linux/i2c/at24.h>
+#include <linux/if_ether.h>
+#include <linux/init.h>
+#include <linux/kernel.h>
+#include <linux/leds.h>
+#include <linux/memory.h>
+#include <linux/netdevice.h>
+#include <linux/serial.h>
+#include <linux/serial_8250.h>
+#include <linux/slab.h>
+#include <linux/socket.h>
+#include <linux/types.h>
+#include <linux/tty.h>
+
+#include <mach/hardware.h>
+#include <asm/irq.h>
+#include <asm/mach-types.h>
+#include <asm/mach/arch.h>
+#include <asm/mach/flash.h>
+#include <asm/setup.h>
+
+struct cambria_board_info {
+ unsigned char *model;
+ void (*setup)(void);
+};
+
+static struct cambria_board_info *cambria_info __initdata;
+
+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 eth_plat_info cambria_npec_data = {
+ .phy = 1,
+ .rxq = 4,
+ .txreadyq = 21,
+};
+
+static struct eth_plat_info cambria_npea_data = {
+ .phy = 2,
+ .rxq = 2,
+ .txreadyq = 19,
+};
+
+static struct platform_device cambria_npec_device = {
+ .name = "ixp4xx_eth",
+ .id = IXP4XX_ETH_NPEC,
+ .dev.platform_data = &cambria_npec_data,
+};
+
+static struct platform_device cambria_npea_device = {
+ .name = "ixp4xx_eth",
+ .id = IXP4XX_ETH_NPEA,
+ .dev.platform_data = &cambria_npea_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 gpio_led cambria_gpio_leds[] = {
+ {
+ .name = "user", /* green led */
+ .gpio = 5,
+ .active_low = 1,
+ }
+};
+
+static struct gpio_led_platform_data cambria_gpio_leds_data = {
+ .num_leds = 1,
+ .leds = cambria_gpio_leds,
+};
+
+static struct platform_device cambria_gpio_leds_device = {
+ .name = "leds-gpio",
+ .id = -1,
+ .dev.platform_data = &cambria_gpio_leds_data,
+};
+
+static struct latch_led cambria_latch_leds[] = {
+ {
+ .name = "ledA", /* green led */
+ .bit = 0,
+ },
+ {
+ .name = "ledB", /* green led */
+ .bit = 1,
+ },
+ {
+ .name = "ledC", /* green led */
+ .bit = 2,
+ },
+ {
+ .name = "ledD", /* green led */
+ .bit = 3,
+ },
+ {
+ .name = "ledE", /* green led */
+ .bit = 4,
+ },
+ {
+ .name = "ledF", /* green led */
+ .bit = 5,
+ },
+ {
+ .name = "ledG", /* green led */
+ .bit = 6,
+ },
+ {
+ .name = "ledH", /* green led */
+ .bit = 7,
+ }
+};
+
+static struct latch_led_platform_data cambria_latch_leds_data = {
+ .num_leds = 8,
+ .leds = cambria_latch_leds,
+ .mem = 0x53F40000,
+};
+
+static struct platform_device cambria_latch_leds_device = {
+ .name = "leds-latch",
+ .id = -1,
+ .dev.platform_data = &cambria_latch_leds_data,
+};
+
+static struct resource cambria_usb0_resources[] = {
+ {
+ .start = 0xCD000000,
+ .end = 0xCD000300,
+ .flags = IORESOURCE_MEM,
+ },
+ {
+ .start = 32,
+ .flags = IORESOURCE_IRQ,
+ },
+};
+
+static struct resource cambria_usb1_resources[] = {
+ {
+ .start = 0xCE000000,
+ .end = 0xCE000300,
+ .flags = IORESOURCE_MEM,
+ },
+ {
+ .start = 33,
+ .flags = IORESOURCE_IRQ,
+ },
+};
+
+static u64 ehci_dma_mask = ~(u32)0;
+
+static struct platform_device cambria_usb0_device = {
+ .name = "ixp4xx-ehci",
+ .id = 0,
+ .resource = cambria_usb0_resources,
+ .num_resources = ARRAY_SIZE(cambria_usb0_resources),
+ .dev = {
+ .dma_mask = &ehci_dma_mask,
+ .coherent_dma_mask = 0xffffffff,
+ },
+};
+
+static struct platform_device cambria_usb1_device = {
+ .name = "ixp4xx-ehci",
+ .id = 1,
+ .resource = cambria_usb1_resources,
+ .num_resources = ARRAY_SIZE(cambria_usb1_resources),
+ .dev = {
+ .dma_mask = &ehci_dma_mask,
+ .coherent_dma_mask = 0xffffffff,
+ },
+};
+
+static struct platform_device *cambria_devices[] __initdata = {
+ &cambria_i2c_gpio,
+ &cambria_flash,
+ &cambria_uart,
+};
+
+static void __init cambria_gw23xx_setup(void)
+{
+ platform_device_register(&cambria_npec_device);
+ platform_device_register(&cambria_npea_device);
+}
+
+static void __init cambria_gw2350_setup(void)
+{
+ platform_device_register(&cambria_npec_device);
+ platform_device_register(&cambria_npea_device);
+
+ platform_device_register(&cambria_usb0_device);
+ platform_device_register(&cambria_usb1_device);
+
+ platform_device_register(&cambria_gpio_leds_device);
+}
+
+static void __init cambria_gw2358_setup(void)
+{
+ platform_device_register(&cambria_npec_device);
+ platform_device_register(&cambria_npea_device);
+
+ platform_device_register(&cambria_usb0_device);
+ platform_device_register(&cambria_usb1_device);
+
+ platform_device_register(&cambria_pata);
+
+ platform_device_register(&cambria_latch_leds_device);
+}
+
+static struct cambria_board_info cambria_boards[] __initdata = {
+ {
+ .model = "GW2350",
+ .setup = cambria_gw2350_setup,
+ }, {
+ .model = "GW2358",
+ .setup = cambria_gw2358_setup,
+ }
+};
+
+static struct cambria_board_info * __init cambria_find_board_info(char *model)
+{
+ int i;
+ model[6] = '\0';
+
+ for (i = 0; i < ARRAY_SIZE(cambria_boards); i++) {
+ struct cambria_board_info *info = &cambria_boards[i];
+ if (strcmp(info->model, model) == 0)
+ return info;
+ }
+
+ return NULL;
+}
+
+static struct memory_accessor *at24_mem_acc;
+
+static void at24_setup(struct memory_accessor *mem_acc, void *context)
+{
+ char mac_addr[ETH_ALEN];
+ char model[7];
+
+ at24_mem_acc = mem_acc;
+
+ /* Read MAC addresses */
+ if (at24_mem_acc->read(at24_mem_acc, mac_addr, 0x0, 6) == 6) {
+ memcpy(&cambria_npec_data.hwaddr, mac_addr, ETH_ALEN);
+ }
+ if (at24_mem_acc->read(at24_mem_acc, mac_addr, 0x6, 6) == 6) {
+ memcpy(&cambria_npea_data.hwaddr, mac_addr, ETH_ALEN);
+ }
+
+ /* Read the first 6 bytes of the model number */
+ if (at24_mem_acc->read(at24_mem_acc, model, 0x20, 6) == 6) {
+ cambria_info = cambria_find_board_info(model);
+ }
+
+}
+
+static struct at24_platform_data cambria_eeprom_info = {
+ .byte_len = 1024,
+ .page_size = 16,
+ .flags = AT24_FLAG_READONLY,
+ .setup = at24_setup,
+};
+
+static struct i2c_board_info __initdata cambria_i2c_board_info[] = {
+ {
+ I2C_BOARD_INFO("ds1672", 0x68),
+ },
+ {
+ I2C_BOARD_INFO("ad7418", 0x28),
+ },
+ {
+ I2C_BOARD_INFO("24c08", 0x51),
+ .platform_data = &cambria_eeprom_info
+ },
+};
+
+static void __init cambria_init(void)
+{
+ ixp4xx_sys_init();
+
+ 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;
+
+ i2c_register_board_info(0, cambria_i2c_board_info,
+ ARRAY_SIZE(cambria_i2c_board_info));
+}
+
+static int __init cambria_model_setup(void)
+{
+ if (!machine_is_cambria())
+ return 0;
+
+ if (cambria_info) {
+ printk(KERN_DEBUG "Running on Gateworks Cambria %s\n",
+ cambria_info->model);
+ cambria_info->setup();
+ } else {
+ printk(KERN_INFO "Unknown/missing Cambria model number"
+ " -- defaults will be used\n");
+ cambria_gw23xx_setup();
+ }
+
+ return 0;
+}
+late_initcall(cambria_model_setup);
+
+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,
+ .map_io = ixp4xx_map_io,
+ .init_irq = ixp4xx_init_irq,
+ .timer = &ixp4xx_timer,
+ .boot_params = 0x0100,
+ .init_machine = cambria_init,
+MACHINE_END
--- a/arch/arm/mach-ixp4xx/Kconfig
+++ b/arch/arm/mach-ixp4xx/Kconfig
@@ -25,6 +25,14 @@ config MACH_AVILA
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
@@ -214,7 +222,7 @@ config CPU_IXP46X
config CPU_IXP43X
bool
- depends on MACH_KIXRP435
+ depends on MACH_KIXRP435 || MACH_CAMBRIA
default y
config MACH_GTWX5715
--- a/arch/arm/mach-ixp4xx/Makefile
+++ b/arch/arm/mach-ixp4xx/Makefile
@@ -7,6 +7,7 @@ obj-pci-n :=
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
@@ -29,6 +30,7 @@ obj-y += common.o
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
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