59 lines
1.1 KiB
C
59 lines
1.1 KiB
C
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/*
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* Copyright (c) 2006-2020, RT-Thread Development Team
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*
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* SPDX-License-Identifier: Apache-2.0
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*
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* Change Logs:
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* Date Author Notes
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* 2020-10-28 luhuadong first version
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*/
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#include <rtdevice.h>
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#include <hifive1.h>
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#include <platform.h>
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#include <gpio.h>
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#include "led.h"
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#define USER_LED_OFFSET 5
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static void _led_init(rt_uint8_t offset)
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{
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GPIO_REG(GPIO_IOF_EN) &= ~(1UL << offset);
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GPIO_REG(GPIO_OUTPUT_EN) |= (1UL << offset);
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}
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static void _led_set(rt_uint8_t offset, rt_uint8_t val)
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{
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switch (val)
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{
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case LED_ON:
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GPIO_REG(GPIO_OUTPUT_VAL) |= (1UL << offset);
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break;
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case LED_OFF:
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GPIO_REG(GPIO_OUTPUT_VAL) &= ~(1UL << offset);
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break;
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default:
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break;
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}
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}
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static void _led_toggle(rt_uint8_t offset)
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{
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GPIO_REG(GPIO_OUTPUT_VAL) ^= (1UL << offset);
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}
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void led_init(void)
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{
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_led_init(USER_LED_OFFSET);
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}
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void led_set(rt_uint8_t val)
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{
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_led_set(USER_LED_OFFSET, val);
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}
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void led_toggle(void)
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{
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_led_toggle(USER_LED_OFFSET);
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}
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