diff options
Diffstat (limited to 'target/linux/ixp4xx/patches-3.3/300-avila_support.patch')
| -rw-r--r-- | target/linux/ixp4xx/patches-3.3/300-avila_support.patch | 346 |
1 files changed, 346 insertions, 0 deletions
diff --git a/target/linux/ixp4xx/patches-3.3/300-avila_support.patch b/target/linux/ixp4xx/patches-3.3/300-avila_support.patch new file mode 100644 index 000000000..4af8ca5b2 --- /dev/null +++ b/target/linux/ixp4xx/patches-3.3/300-avila_support.patch @@ -0,0 +1,346 @@ +--- a/arch/arm/mach-ixp4xx/avila-setup.c ++++ b/arch/arm/mach-ixp4xx/avila-setup.c +@@ -14,9 +14,15 @@ + #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/i2c.h> ++#include <linux/i2c/at24.h> ++#include <linux/leds.h> + #include <linux/i2c-gpio.h> + #include <asm/types.h> + #include <asm/setup.h> +@@ -30,6 +36,20 @@ + #define AVILA_SDA_PIN 7 + #define AVILA_SCL_PIN 6 + ++/* User LEDs */ ++#define AVILA_GW23XX_LED_USER_GPIO 3 ++#define AVILA_GW23X7_LED_USER_GPIO 4 ++ ++/* gpio mask used by platform device */ ++#define AVILA_GPIO_MASK (1 << 1) | (1 << 3) | (1 << 5) | (1 << 7) | (1 << 9) ++ ++struct avila_board_info { ++ unsigned char *model; ++ void (*setup)(void); ++}; ++ ++static struct avila_board_info *avila_info __initdata; ++ + static struct flash_platform_data avila_flash_data = { + .map_name = "cfi_probe", + .width = 2, +@@ -133,16 +153,277 @@ static struct platform_device avila_pata + .resource = avila_pata_resources, + }; + ++/* Built-in 10/100 Ethernet MAC interfaces */ ++static struct eth_plat_info avila_npeb_data = { ++ .phy = 0, ++ .rxq = 3, ++ .txreadyq = 20, ++}; ++ ++static struct eth_plat_info avila_npec_data = { ++ .phy = 1, ++ .rxq = 4, ++ .txreadyq = 21, ++}; ++ ++static struct platform_device avila_npeb_device = { ++ .name = "ixp4xx_eth", ++ .id = IXP4XX_ETH_NPEB, ++ .dev.platform_data = &avila_npeb_data, ++}; ++ ++static struct platform_device avila_npec_device = { ++ .name = "ixp4xx_eth", ++ .id = IXP4XX_ETH_NPEC, ++ .dev.platform_data = &avila_npec_data, ++}; ++ ++static struct gpio_led avila_gpio_leds[] = { ++ { ++ .name = "user", /* green led */ ++ .gpio = AVILA_GW23XX_LED_USER_GPIO, ++ .active_low = 1, ++ } ++}; ++ ++static struct gpio_led_platform_data avila_gpio_leds_data = { ++ .num_leds = 1, ++ .leds = avila_gpio_leds, ++}; ++ ++static struct platform_device avila_gpio_leds_device = { ++ .name = "leds-gpio", ++ .id = -1, ++ .dev.platform_data = &avila_gpio_leds_data, ++}; ++ ++static struct latch_led avila_latch_leds[] = { ++ { ++ .name = "led0", /* green led */ ++ .bit = 0, ++ }, ++ { ++ .name = "led1", /* green led */ ++ .bit = 1, ++ }, ++ { ++ .name = "led2", /* green led */ ++ .bit = 2, ++ }, ++ { ++ .name = "led3", /* green led */ ++ .bit = 3, ++ }, ++ { ++ .name = "led4", /* green led */ ++ .bit = 4, ++ }, ++ { ++ .name = "led5", /* green led */ ++ .bit = 5, ++ }, ++ { ++ .name = "led6", /* green led */ ++ .bit = 6, ++ }, ++ { ++ .name = "led7", /* green led */ ++ .bit = 7, ++ } ++}; ++ ++static struct latch_led_platform_data avila_latch_leds_data = { ++ .num_leds = 8, ++ .leds = avila_latch_leds, ++ .mem = 0x51000000, ++}; ++ ++static struct platform_device avila_latch_leds_device = { ++ .name = "leds-latch", ++ .id = -1, ++ .dev.platform_data = &avila_latch_leds_data, ++}; ++ + static struct platform_device *avila_devices[] __initdata = { + &avila_i2c_gpio, + &avila_flash, + &avila_uart + }; + ++static void __init avila_gw23xx_setup(void) ++{ ++ platform_device_register(&avila_npeb_device); ++ platform_device_register(&avila_npec_device); ++ ++ platform_device_register(&avila_gpio_leds_device); ++} ++ ++static void __init avila_gw2342_setup(void) ++{ ++ platform_device_register(&avila_npeb_device); ++ platform_device_register(&avila_npec_device); ++ ++ platform_device_register(&avila_gpio_leds_device); ++} ++ ++static void __init avila_gw2345_setup(void) ++{ ++ avila_npeb_data.phy = IXP4XX_ETH_PHY_MAX_ADDR; ++ avila_npeb_data.phy_mask = 0x1e; /* ports 1-4 of the KS8995 switch */ ++ platform_device_register(&avila_npeb_device); ++ ++ avila_npec_data.phy = 5; /* port 5 of the KS8995 switch */ ++ platform_device_register(&avila_npec_device); ++ ++ platform_device_register(&avila_gpio_leds_device); ++} ++ ++static void __init avila_gw2347_setup(void) ++{ ++ platform_device_register(&avila_npeb_device); ++ ++ avila_gpio_leds[0].gpio = AVILA_GW23X7_LED_USER_GPIO; ++ platform_device_register(&avila_gpio_leds_device); ++} ++ ++static void __init avila_gw2348_setup(void) ++{ ++ platform_device_register(&avila_npeb_device); ++ platform_device_register(&avila_npec_device); ++ ++ platform_device_register(&avila_gpio_leds_device); ++} ++ ++static void __init avila_gw2353_setup(void) ++{ ++ platform_device_register(&avila_npeb_device); ++ platform_device_register(&avila_gpio_leds_device); ++} ++ ++static void __init avila_gw2355_setup(void) ++{ ++ avila_npeb_data.phy = IXP4XX_ETH_PHY_MAX_ADDR; ++ avila_npeb_data.phy_mask = 0x1e; /* ports 1-4 of the KS8995 switch */ ++ platform_device_register(&avila_npeb_device); ++ ++ avila_npec_data.phy = 16; ++ platform_device_register(&avila_npec_device); ++ ++ platform_device_register(&avila_gpio_leds_device); ++ ++ *IXP4XX_EXP_CS4 |= 0xbfff3c03; ++ avila_latch_leds[0].name = "RXD"; ++ avila_latch_leds[1].name = "TXD"; ++ avila_latch_leds[2].name = "POL"; ++ avila_latch_leds[3].name = "LNK"; ++ avila_latch_leds[4].name = "ERR"; ++ avila_latch_leds_data.num_leds = 5; ++ avila_latch_leds_data.mem = 0x54000000; ++ platform_device_register(&avila_latch_leds_device); ++} ++ ++static void __init avila_gw2357_setup(void) ++{ ++ platform_device_register(&avila_npeb_device); ++ ++ avila_gpio_leds[0].gpio = AVILA_GW23X7_LED_USER_GPIO; ++ platform_device_register(&avila_gpio_leds_device); ++ ++ *IXP4XX_EXP_CS1 |= 0xbfff3c03; ++ platform_device_register(&avila_latch_leds_device); ++} ++ ++static struct avila_board_info avila_boards[] __initdata = { ++ { ++ .model = "GW2342", ++ .setup = avila_gw2342_setup, ++ }, { ++ .model = "GW2345", ++ .setup = avila_gw2345_setup, ++ }, { ++ .model = "GW2347", ++ .setup = avila_gw2347_setup, ++ }, { ++ .model = "GW2348", ++ .setup = avila_gw2348_setup, ++ }, { ++ .model = "GW2353", ++ .setup = avila_gw2353_setup, ++ }, { ++ .model = "GW2355", ++ .setup = avila_gw2355_setup, ++ }, { ++ .model = "GW2357", ++ .setup = avila_gw2357_setup, ++ } ++}; ++ ++static struct avila_board_info * __init avila_find_board_info(char *model) ++{ ++ int i; ++ model[6] = '\0'; ++ ++ for (i = 0; i < ARRAY_SIZE(avila_boards); i++) { ++ struct avila_board_info *info = &avila_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(&avila_npeb_data.hwaddr, mac_addr, ETH_ALEN); ++ } ++ if (at24_mem_acc->read(at24_mem_acc, mac_addr, 0x6, 6) == 6) { ++ memcpy(&avila_npec_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) { ++ avila_info = avila_find_board_info(model); ++ } ++ ++} ++ ++static struct at24_platform_data avila_eeprom_info = { ++ .byte_len = 1024, ++ .page_size = 16, ++ .flags = AT24_FLAG_READONLY, ++ .setup = at24_setup, ++}; ++ ++static struct i2c_board_info __initdata avila_i2c_board_info[] = { ++ { ++ I2C_BOARD_INFO("ds1672", 0x68), ++ }, ++ { ++ I2C_BOARD_INFO("ad7418", 0x28), ++ }, ++ { ++ I2C_BOARD_INFO("24c08", 0x51), ++ .platform_data = &avila_eeprom_info ++ }, ++}; ++ + static void __init avila_init(void) + { + ixp4xx_sys_init(); + ++ /* ++ * These devices are present on all Avila models and don't need any ++ * model specific setup. ++ */ + avila_flash_resource.start = IXP4XX_EXP_BUS_BASE(0); + avila_flash_resource.end = + IXP4XX_EXP_BUS_BASE(0) + ixp4xx_exp_bus_size - 1; +@@ -160,7 +441,28 @@ static void __init avila_init(void) + + platform_device_register(&avila_pata); + ++ i2c_register_board_info(0, avila_i2c_board_info, ++ ARRAY_SIZE(avila_i2c_board_info)); ++} ++ ++static int __init avila_model_setup(void) ++{ ++ if (!machine_is_avila()) ++ return 0; ++ ++ if (avila_info) { ++ printk(KERN_DEBUG "Running on Gateworks Avila %s\n", ++ avila_info->model); ++ avila_info->setup(); ++ } else { ++ printk(KERN_INFO "Unknown/missing Avila model number" ++ " -- defaults will be used\n"); ++ avila_gw23xx_setup(); ++ } ++ ++ return 0; + } ++late_initcall(avila_model_setup); + + MACHINE_START(AVILA, "Gateworks Avila Network Platform") + /* Maintainer: Deepak Saxena <dsaxena@plexity.net> */ |