[ARM] 4761/1: [AT91] Board-support for NEW_LEDs

Add NEW_LEDs support for the following boards:
 - Cogent CSB337
 - Atmel AT91RM9200-DK
 - Atmel AT91RM9200-EK
 - Atmel AT91SAM9263-EK

Mostly based on patch from David Brownell.

Signed-off-by: Andrew Victor <linux@maxim.org.za>
Signed-off-by: Russell King <rmk+kernel@arm.linux.org.uk>

4 files changed, 81 insertions, 0 deletions

diff --git a/arch/arm/mach-at91/board-csb337.c b/arch/arm/mach-at91/board-csb337.c
index 51cb3c8cc601..0e2a11fc5bbd 100644
--- a/arch/arm/mach-at91/board-csb337.c
+++ b/arch/arm/mach-at91/board-csb337.c
@@ -215,6 +215,28 @@ static void __init csb300_add_device_buttons(void)
 static void __init csb300_add_device_buttons(void) {}
 #endif
 
+static struct gpio_led csb_leds[] = {
+        {       /* "led0", yellow */
+                .name                   = "led0",
+                .gpio                   = AT91_PIN_PB2,
+                .active_low             = 1,
+                .default_trigger        = "heartbeat",
+        },
+        {       /* "led1", green */
+                .name                   = "led1",
+                .gpio                   = AT91_PIN_PB1,
+                .active_low             = 1,
+                .default_trigger        = "mmc0",
+        },
+        {       /* "led2", yellow */
+                .name                   = "led2",
+                .gpio                   = AT91_PIN_PB0,
+                .active_low             = 1,
+                .default_trigger        = "ide-disk",
+        },
+};
+
+
 static void __init csb337_board_init(void)
 {
         /* Serial */
@@ -236,6 +258,8 @@ static void __init csb337_board_init(void)
         at91_add_device_mmc(0, &csb337_mmc_data);
         /* NOR flash */
         platform_device_register(&csb_flash);
+        /* LEDs */
+        at91_gpio_leds(csb_leds, ARRAY_SIZE(csb_leds));
         /* Switches on CSB300 */
         csb300_add_device_buttons();
 }
diff --git a/arch/arm/mach-at91/board-dk.c b/arch/arm/mach-at91/board-dk.c
index 40c9e4331706..0a897efeba8e 100644
--- a/arch/arm/mach-at91/board-dk.c
+++ b/arch/arm/mach-at91/board-dk.c
@@ -183,6 +183,14 @@ static struct platform_device dk_flash = {
         .num_resources  = 1,
 };
 
+static struct gpio_led dk_leds[] = {
+        {
+                .name                   = "led0",
+                .gpio                   = AT91_PIN_PB2,
+                .active_low             = 1,
+                .default_trigger        = "heartbeat",
+        }
+};
 
 static void __init dk_board_init(void)
 {
@@ -213,6 +221,8 @@ static void __init dk_board_init(void)
         at91_add_device_nand(&dk_nand_data);
         /* NOR Flash */
         platform_device_register(&dk_flash);
+        /* LEDs */
+        at91_gpio_leds(dk_leds, ARRAY_SIZE(dk_leds));
         /* VGA */
 //      dk_add_device_video();
 }
diff --git a/arch/arm/mach-at91/board-ek.c b/arch/arm/mach-at91/board-ek.c
index 53a5ef9e72ee..0574e50a30dd 100644
--- a/arch/arm/mach-at91/board-ek.c
+++ b/arch/arm/mach-at91/board-ek.c
@@ -141,6 +141,25 @@ static struct platform_device ek_flash = {
         .num_resources  = 1,
 };
 
+static struct gpio_led ek_leds[] = {
+        {       /* "user led 1", DS2 */
+                .name                   = "green",
+                .gpio                   = AT91_PIN_PB0,
+                .active_low             = 1,
+                .default_trigger        = "mmc0",
+        },
+        {       /* "user led 2", DS4 */
+                .name                   = "yellow",
+                .gpio                   = AT91_PIN_PB1,
+                .active_low             = 1,
+                .default_trigger        = "heartbeat",
+        },
+        {       /* "user led 3", DS6 */
+                .name                   = "red",
+                .gpio                   = AT91_PIN_PB2,
+                .active_low             = 1,
+        }
+};
 
 static void __init ek_board_init(void)
 {
@@ -167,6 +186,8 @@ static void __init ek_board_init(void)
 #endif
         /* NOR Flash */
         platform_device_register(&ek_flash);
+        /* LEDs */
+        at91_gpio_leds(ek_leds, ARRAY_SIZE(ek_leds));
         /* VGA */
 //      ek_add_device_video();
 }
diff --git a/arch/arm/mach-at91/board-sam9263ek.c b/arch/arm/mach-at91/board-sam9263ek.c
index a9dd59543ec7..2df0ff25d147 100644
--- a/arch/arm/mach-at91/board-sam9263ek.c
+++ b/arch/arm/mach-at91/board-sam9263ek.c
@@ -272,6 +272,30 @@ static struct atmel_ac97_data ek_ac97_data = {
 };
 
 
+/*
+ * LEDs ... these could all be PWM-driven, for variable brightness
+ */
+static struct gpio_led ek_leds[] = {
+        {       /* "left" led, green, userled1, pwm1 */
+                .name                   = "ds1",
+                .gpio                   = AT91_PIN_PB8,
+                .active_low             = 1,
+                .default_trigger        = "mmc0",
+        },
+        {       /* "right" led, green, userled2, pwm2 */
+                .name                   = "ds2",
+                .gpio                   = AT91_PIN_PC29,
+                .active_low             = 1,
+                .default_trigger        = "nand-disk",
+        },
+        {       /* "power" led, yellow, pwm0 */
+                .name                   = "ds3",
+                .gpio                   = AT91_PIN_PB7,
+                .default_trigger        = "heartbeat",
+        },
+};
+
+
 static void __init ek_board_init(void)
 {
         /* Serial */
@@ -297,6 +321,8 @@ static void __init ek_board_init(void)
         at91_add_device_lcdc(&ek_lcdc_data);
         /* AC97 */
         at91_add_device_ac97(&ek_ac97_data);
+        /* LEDs */
+        at91_gpio_leds(ek_leds, ARRAY_SIZE(ek_leds));
 }
 
 MACHINE_START(AT91SAM9263EK, "Atmel AT91SAM9263-EK")