leds.c

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/* SPDX-License-Identifier: GPL-2.0-or-later */
 
#include <assert.h>
#include <soc/ti/am335x/gpio.h>
 
#include "leds.h"
 
static const int led_gpios[BEAGLEBONE_LED_COUNT] = {
        [BEAGLEBONE_LED_USR0] = AM335X_GPIO_BITS_PER_BANK + 21,
        [BEAGLEBONE_LED_USR1] = AM335X_GPIO_BITS_PER_BANK + 22,
        [BEAGLEBONE_LED_USR2] = AM335X_GPIO_BITS_PER_BANK + 23,
        [BEAGLEBONE_LED_USR3] = AM335X_GPIO_BITS_PER_BANK + 24
};
 
void beaglebone_leds_init(void)
{
        int i;
 
        for (i = 0; i < ARRAY_SIZE(led_gpios); i++)
                gpio_direction_output(led_gpios[i], 0);
}
 
void beaglebone_leds_set(enum beaglebone_led led, int on)
{
        int res;
 
        ASSERT(led < ARRAY_SIZE(led_gpios) && led_gpios[led]);
        res = gpio_set_value(led_gpios[led], on);
        ASSERT(res != -1);
}