diff options
Diffstat (limited to 'board/olio/h1/led.c')
| -rw-r--r-- | board/olio/h1/led.c | 73 | 
1 files changed, 73 insertions, 0 deletions
| diff --git a/board/olio/h1/led.c b/board/olio/h1/led.c new file mode 100644 index 000000000..89b8dd3c3 --- /dev/null +++ b/board/olio/h1/led.c @@ -0,0 +1,73 @@ +/* + * Copyright (c) 2010 Texas Instruments, Inc. + * Jason Kridner <jkridner@beagleboard.org> + * + * SPDX-License-Identifier:	GPL-2.0+ + */ +#include <common.h> +#include <status_led.h> +#include <asm/arch/cpu.h> +#include <asm/io.h> +#include <asm/arch/sys_proto.h> +#include <asm/gpio.h> + +/* GPIO pins for the LEDs */ +#define BEAGLE_LED_USR0	150 +#define BEAGLE_LED_USR1	149 + +#ifdef STATUS_LED_GREEN +void green_led_off(void) +{ +	__led_set (STATUS_LED_GREEN, 0); +} + +void green_led_on(void) +{ +	__led_set (STATUS_LED_GREEN, 1); +} +#endif + +void __led_init (led_id_t mask, int state) +{ +	__led_set (mask, state); +} + +void __led_toggle (led_id_t mask) +{ +	int state, toggle_gpio = 0; +#ifdef STATUS_LED_BIT +	if (!toggle_gpio && STATUS_LED_BIT & mask) +		toggle_gpio = BEAGLE_LED_USR0; +#endif +#ifdef STATUS_LED_BIT1 +	if (!toggle_gpio && STATUS_LED_BIT1 & mask) +		toggle_gpio = BEAGLE_LED_USR1; +#endif +	if (toggle_gpio) { +		if (!gpio_request(toggle_gpio, "")) { +			gpio_direction_output(toggle_gpio, 0); +			state = gpio_get_value(toggle_gpio); +			gpio_set_value(toggle_gpio, !state); +		} +	} +} + +void __led_set (led_id_t mask, int state) +{ +#ifdef STATUS_LED_BIT +	if (STATUS_LED_BIT & mask) { +		if (!gpio_request(BEAGLE_LED_USR0, "")) { +			gpio_direction_output(BEAGLE_LED_USR0, 0); +			gpio_set_value(BEAGLE_LED_USR0, state); +		} +	} +#endif +#ifdef STATUS_LED_BIT1 +	if (STATUS_LED_BIT1 & mask) { +		if (!gpio_request(BEAGLE_LED_USR1, "")) { +			gpio_direction_output(BEAGLE_LED_USR1, 0); +			gpio_set_value(BEAGLE_LED_USR1, state); +		} +	} +#endif +} |