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GuEe-GUI
175a7d26bf
Provides general LED control API and drivers. It can work on PWM, GPIO and Syscon... Signed-off-by: GuEe-GUI <2991707448@qq.com>
58 lines
1.4 KiB
C
58 lines
1.4 KiB
C
/*
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* Copyright (c) 2006-2022, 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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* 2022-3-08 GuEe-GUI the first version
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*/
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#ifndef __LED_H__
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#define __LED_H__
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#include <rthw.h>
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#include <rtdef.h>
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struct rt_led_ops;
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enum rt_led_state
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{
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RT_LED_S_OFF,
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RT_LED_S_ON,
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RT_LED_S_TOGGLE,
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RT_LED_S_BLINK,
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RT_LED_STATE_NR,
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};
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struct rt_led_device
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{
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struct rt_device parent;
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const struct rt_led_ops *ops;
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struct rt_spinlock spinlock;
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void *sysdata;
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void *priv;
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};
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struct rt_led_ops
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{
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rt_err_t (*set_state)(struct rt_led_device *led, enum rt_led_state state);
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rt_err_t (*get_state)(struct rt_led_device *led, enum rt_led_state *out_state);
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rt_err_t (*set_period)(struct rt_led_device *led, rt_uint32_t period_ms);
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rt_err_t (*set_brightness)(struct rt_led_device *led, rt_uint32_t brightness);
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};
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rt_err_t rt_hw_led_register(struct rt_led_device *led);
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rt_err_t rt_hw_led_unregister(struct rt_led_device *led);
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rt_err_t rt_led_set_state(struct rt_led_device *led, enum rt_led_state state);
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rt_err_t rt_led_get_state(struct rt_led_device *led, enum rt_led_state *out_state);
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rt_err_t rt_led_set_period(struct rt_led_device *led, rt_uint32_t period_ms);
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rt_err_t rt_led_set_brightness(struct rt_led_device *led, rt_uint32_t brightness);
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#endif /* __LED_H__ */
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