add preliminary 2.6.31 support for IXP4xx

git-svn-id: svn://svn.openwrt.org/openwrt/trunk@17997 3c298f89-4303-0410-b956-a3cf2f4a3e73

1 files changed, 171 insertions, 0 deletions

diff --git a/target/linux/ixp4xx/patches-2.6.31/301-avila_led.patch b/target/linux/ixp4xx/patches-2.6.31/301-avila_led.patch
new file mode 100644
index 0000000000..2bd0e16095
--- /dev/null
+++ b/target/linux/ixp4xx/patches-2.6.31/301-avila_led.patch
@@ -0,0 +1,171 @@
+--- a/arch/arm/mach-ixp4xx/avila-setup.c
++++ b/arch/arm/mach-ixp4xx/avila-setup.c
+@@ -24,6 +24,7 @@
+ #include <linux/i2c.h>
+ #include <linux/i2c/at24.h>
+ 
++#include <linux/leds.h>
+ #include <linux/i2c-gpio.h>
+ 
+ #include <asm/types.h>
+@@ -170,6 +171,72 @@ static struct platform_device avila_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,
+@@ -180,12 +247,16 @@ static void __init avila_gw23xx_setup(vo
+ {
+ 	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)
+@@ -196,22 +267,30 @@ static void __init avila_gw2345_setup(vo
+ 
+ 	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)
+@@ -222,11 +301,29 @@ static void __init avila_gw2355_setup(vo
+ 
+ 	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 = {
+--- a/arch/arm/mach-ixp4xx/include/mach/avila.h
++++ b/arch/arm/mach-ixp4xx/include/mach/avila.h
+@@ -36,4 +36,6 @@
+ #define AVILA_PCI_INTC_PIN	9
+ #define AVILA_PCI_INTD_PIN	8
+ 
+-
++/* User LEDs */
++#define AVILA_GW23XX_LED_USER_GPIO	3
++#define AVILA_GW23X7_LED_USER_GPIO	4