diff options
Diffstat (limited to 'qemu/roms/u-boot/drivers/misc/gpio_led.c')
-rw-r--r-- | qemu/roms/u-boot/drivers/misc/gpio_led.c | 53 |
1 files changed, 0 insertions, 53 deletions
diff --git a/qemu/roms/u-boot/drivers/misc/gpio_led.c b/qemu/roms/u-boot/drivers/misc/gpio_led.c deleted file mode 100644 index 3e95727d7..000000000 --- a/qemu/roms/u-boot/drivers/misc/gpio_led.c +++ /dev/null @@ -1,53 +0,0 @@ -/* - * 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> - -#ifndef CONFIG_GPIO_LED_INVERTED_TABLE -#define CONFIG_GPIO_LED_INVERTED_TABLE {} -#endif - -static led_id_t gpio_led_inv[] = CONFIG_GPIO_LED_INVERTED_TABLE; - -static int gpio_led_gpio_value(led_id_t mask, int state) -{ - int i, gpio_value = (state == STATUS_LED_ON); - - for (i = 0; i < ARRAY_SIZE(gpio_led_inv); i++) { - if (gpio_led_inv[i] == mask) - gpio_value = !gpio_value; - } - - return gpio_value; -} - -void __led_init(led_id_t mask, int state) -{ - int gpio_value; - - if (gpio_request(mask, "gpio_led") != 0) { - printf("%s: failed requesting GPIO%lu!\n", __func__, mask); - return; - } - - gpio_value = gpio_led_gpio_value(mask, state); - gpio_direction_output(mask, gpio_value); -} - -void __led_set(led_id_t mask, int state) -{ - int gpio_value = gpio_led_gpio_value(mask, state); - - gpio_set_value(mask, gpio_value); -} - -void __led_toggle(led_id_t mask) -{ - gpio_set_value(mask, !gpio_get_value(mask)); -} |