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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.patch346
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 0000000..4af8ca5
--- /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> */