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| author | H. Nikolaus Schaller <hns@goldelico.com> | 2012-03-26 20:55:28 +0200 |
|---|---|---|
| committer | H. Nikolaus Schaller <hns@goldelico.com> | 2012-03-26 20:55:28 +0200 |
| commit | 92988a21ad4c4c9504295ccb580c9f806134471b (patch) | |
| tree | 5effc9f14170112450de05c67dafbe8d5034d595 /u-boot/drivers/misc/gpio_led.c | |
| parent | ca2b506783b676c95762c54ea24dcfdaae1947c9 (diff) | |
| download | bootable_bootloader_goldelico_gta04-92988a21ad4c4c9504295ccb580c9f806134471b.zip bootable_bootloader_goldelico_gta04-92988a21ad4c4c9504295ccb580c9f806134471b.tar.gz bootable_bootloader_goldelico_gta04-92988a21ad4c4c9504295ccb580c9f806134471b.tar.bz2 | |
added boot script files to repository
Diffstat (limited to 'u-boot/drivers/misc/gpio_led.c')
| -rw-r--r-- | u-boot/drivers/misc/gpio_led.c | 26 |
1 files changed, 26 insertions, 0 deletions
diff --git a/u-boot/drivers/misc/gpio_led.c b/u-boot/drivers/misc/gpio_led.c new file mode 100644 index 0000000..3fedddc --- /dev/null +++ b/u-boot/drivers/misc/gpio_led.c @@ -0,0 +1,26 @@ +/* + * Status LED driver based on GPIO access conventions of Linux + * + * Copyright (C) 2010 Thomas Chou <thomas@wytron.com.tw> + * Licensed under the GPL-2 or later. + */ + +#include <common.h> +#include <status_led.h> +#include <asm/gpio.h> + +void __led_init(led_id_t mask, int state) +{ + gpio_request(mask, "gpio_led"); + gpio_direction_output(mask, state == STATUS_LED_ON); +} + +void __led_set(led_id_t mask, int state) +{ + gpio_set_value(mask, state == STATUS_LED_ON); +} + +void __led_toggle(led_id_t mask) +{ + gpio_set_value(mask, !gpio_get_value(mask)); +} |