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authorAndrew Victor <linux@maxim.org.za>2008-01-23 09:32:17 +0100
committerRussell King <rmk+kernel@arm.linux.org.uk>2008-01-26 15:00:32 +0000
commit1b41bdf68a72c1fd506ee3dbfbf954fd2eaef75c (patch)
tree163781e6480984fe948a5e22e826f684e0d4ab7d /arch/arm/mach-at91
parent2743f0c1dcca54d6c80b0de1273b3f4e90051a85 (diff)
[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>
Diffstat (limited to 'arch/arm/mach-at91')
-rw-r--r--arch/arm/mach-at91/board-csb337.c24
-rw-r--r--arch/arm/mach-at91/board-dk.c10
-rw-r--r--arch/arm/mach-at91/board-ek.c21
-rw-r--r--arch/arm/mach-at91/board-sam9263ek.c26
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 51cb3c8cc60..0e2a11fc5bb 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 40c9e433170..0a897efeba8 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 53a5ef9e72e..0574e50a30d 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 a9dd59543ec..2df0ff25d14 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")