295 lines
5.6 KiB
C
295 lines
5.6 KiB
C
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#ifndef _HAL_PWM_H_
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#define _HAL_PWM_H_
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#ifdef __cplusplus
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extern "C" {
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#endif
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/**
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* @brief PWM channel type
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*/
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enum pwm_channel {
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/*! Compatible version: V0;
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*@ Describe:
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*
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*/
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PWM_CHANNEL_0,
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/*! Compatible version: V0;
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*@ Describe:
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*
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*/
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PWM_CHANNEL_1,
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/*! Compatible version: V0;
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*@ Describe:
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*
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*/
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PWM_CHANNEL_2,
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/*! Compatible version: V0;
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*@ Describe:
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*
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*/
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PWM_CHANNEL_3,
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/*! Compatible version: V0;
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*@ Describe:
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*
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*/
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PWM_CHANNEL_4,
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/*! Compatible version: V0;
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*@ Describe:
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*
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*/
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PWM_CHANNEL_5,
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};
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/**
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* @brief PWM irq_flag type
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*/
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enum pwm_irq_flag {
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/*! Compatible version: V0;
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*@ Describe:
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*
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*/
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PWM_IRQ_FLAG_COMPARE,
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/*! Compatible version: V0;
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*@ Describe:
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*
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*/
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PWM_IRQ_FLAG_PERIOD,
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};
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/**
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* @brief PWM ioctl_cmd type
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*/
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enum pwm_ioctl_cmd {
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/*! Compatible version: V0;
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*@ Describe:
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*
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*/
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PWM_IOCTL_CMD_SET_PERIOD_DUTY,
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/*! Compatible version: V0;
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*@ Describe:
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*
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*/
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PWM_IOCTL_CMD_SET_SINGLE_INCREAM,
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/*! Compatible version: V0;
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*@ Describe:
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*
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*/
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PWM_IOCTL_CMD_SET_INCREAM_DECREASE,
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/*!
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* @brief: Set prescaler
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* @note:
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* 0x0：1/1
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* 0x1：1/2
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* 0x2：1/4
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* 0x3：1/8
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* 0x4：1/16
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* 0x5：1/32
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* 0x6：1/64
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* 0x7：1/128
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*/
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PWM_IOCTL_CMD_SET_PRESCALER,
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/*!
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* @brief: Configure period and duty immediately
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*/
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PWM_IOCTL_CMD_SET_PERIOD_DUTY_IMMEDIATELY,
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};
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/* User interrupt handle */
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typedef void (*pwm_irq_hdl)(uint32 irq, uint32 irq_data);
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/* PWM api for user */
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struct pwm_device {
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struct dev_obj dev;
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};
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struct pwm_hal_ops{
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struct devobj_ops ops;
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int32(*init)(struct pwm_device *pwm, enum pwm_channel channel, uint32 period_sysclkpd_cnt, uint32 h_duty_sysclkpd_cnt);
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int32(*deinit)(struct pwm_device *pwm, enum pwm_channel channel);
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int32(*start)(struct pwm_device *pwm, enum pwm_channel channel);
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int32(*stop)(struct pwm_device *pwm, enum pwm_channel channel);
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int32(*suspend)(struct pwm_device *pwm, enum pwm_channel channel);
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int32(*resume)(struct pwm_device *pwm, enum pwm_channel channel);
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int32(*ioctl)(struct pwm_device *pwm, enum pwm_channel channel, enum pwm_ioctl_cmd ioctl_cmd, uint32 param1, uint32 param2);
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int32(*request_irq)(struct pwm_device *pwm, enum pwm_channel channel, enum pwm_irq_flag irq_flag, pwm_irq_hdl irq_hdl, uint32 data);
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int32(*release_irq)(struct pwm_device *pwm, enum pwm_channel channel);
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};
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/* PWM API functions */
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/**
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* @brief pwm_init
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*
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* @Compatible version: V0;
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*
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* @note .
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*
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* @param pwm The address of pwm device in the RTOS.
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* @param .
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* @param .
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*
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* @return
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* - RET_OK Success
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* - RET_ERR Fail
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*/
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int32 pwm_init(struct pwm_device *pwm, enum pwm_channel channel, uint32 period_sysclkpd_cnt, uint32 h_duty_sysclkpd_cnt);
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/**
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* @brief pwm_deinit
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*
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* @Compatible version: V0;
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*
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* @note .
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*
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* @param pwm The address of pwm device in the RTOS.
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* @param .
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* @param .
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*
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* @return
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* - RET_OK Success
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* - RET_ERR Fail
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*/
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int32 pwm_deinit(struct pwm_device *pwm, enum pwm_channel channel);
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/**
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* @brief pwm_start
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*
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* @Compatible version: V0;
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*
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* @note .
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*
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* @param pwm The address of pwm device in the RTOS.
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* @param .
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* @param .
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*
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* @return
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* - RET_OK Success
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* - RET_ERR Fail
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*/
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int32 pwm_start(struct pwm_device *pwm, enum pwm_channel channel);
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/**
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* @brief pwm_stop
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*
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* @Compatible version: V0;
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*
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* @note .
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*
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* @param pwm The address of pwm device in the RTOS.
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* @param .
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* @param .
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*
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* @return
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* - RET_OK Success
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* - RET_ERR Fail
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*/
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int32 pwm_stop(struct pwm_device *pwm, enum pwm_channel channel);
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/**
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* @brief pwm_suspend channel
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*
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* @Compatible version: V0;
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*
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* @note .
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*
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* @param pwm The address of pwm device in the RTOS.
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* @param .
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* @param .
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*
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* @return
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* - RET_OK Success
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* - RET_ERR Fail
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*/
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int32 pwm_suspend(struct pwm_device *pwm, enum pwm_channel channel);
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/**
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* @brief pwm_resume channel
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*
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* @Compatible version: V0;
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*
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* @note .
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*
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* @param pwm The address of pwm device in the RTOS.
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* @param .
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* @param .
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*
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* @return
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* - RET_OK Success
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* - RET_ERR Fail
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*/
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int32 pwm_resume(struct pwm_device *pwm, enum pwm_channel channel);
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/**
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* @brief pwm_ioctl
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*
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* @Compatible version: V0;
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*
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* @note .
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*
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* @param pwm The address of pwm device in the RTOS.
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* @param .
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* @param .
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*
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* @return
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* - RET_OK Success
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* - RET_ERR Fail
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*/
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int32 pwm_ioctl(struct pwm_device *pwm, enum pwm_channel channel, enum pwm_ioctl_cmd ioctl_cmd, uint32 param1, uint32 param2);
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/**
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* @brief pwm_request_irq
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*
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* @Compatible version: V0;
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*
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* @note .
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*
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* @param pwm The address of pwm device in the RTOS.
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* @param .
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* @param .
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*
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* @return
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* - RET_OK Success
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* - RET_ERR Fail
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*/
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int32 pwm_request_irq(struct pwm_device *pwm, enum pwm_channel channel, enum pwm_irq_flag irq_flag, pwm_irq_hdl irq_hdl, uint32 data);
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/**
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* @brief pwm_release_irq
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*
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* @Compatible version: V0;
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*
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* @note .
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*
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* @param pwm The address of pwm device in the RTOS.
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* @param .
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* @param .
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*
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* @return
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* - RET_OK Success
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* - RET_ERR Fail
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*/
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int32 pwm_release_irq(struct pwm_device *pwm, enum pwm_channel channel);
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#ifdef __cplusplus
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}
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#endif
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#endif
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