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/* SPDX-License-Identifier: BSD-3-Clause */
/*
* Copyright (c) 2020-2021 Rockchip Electronics Co., Ltd.
*/
#include "hal_conf.h"
#ifdef HAL_PWM_MODULE_ENABLED
/** @addtogroup RK_HAL_Driver
* @{
*/
/** @addtogroup PWM
* @{
*/
#ifndef __HAL_PWM_H
#define __HAL_PWM_H
#include "hal_def.h"
/***************************** MACRO Definition ******************************/
/** @defgroup PWM_Exported_Definition_Group1 Basic Definition
* @{
*/
#define HAL_PWM_NUM_CHANNELS (HAL_ARRAY_SIZE(((struct PWM_REG *)0)->CHANNELS))
#define PWM_PWRMATCH_MAX_COUNT (10)
/***************************** Structure Definition **************************/
typedef enum {
HAL_PWM_ONE_SHOT = 0,
HAL_PWM_CONTINUOUS,
HAL_PWM_CAPTURE,
} ePWM_Mode;
/**
* @brief PWM HW information definition
*/
struct HAL_PWM_DEV {
struct PWM_REG *pReg;
uint32_t clkID;
uint32_t clkGateID;
uint32_t pclkGateID;
IRQn_Type irqNum;
};
/**
* @brief PWM handle Structure definition
*/
struct HAL_PWM_CONFIG {
uint8_t channel;
uint32_t periodNS;
uint32_t dutyNS;
bool polarity;
};
/**
* @brief PWM capture data
*/
struct PWM_CAPTURE {
uint32_t period;
bool pol;
bool active;
};
/**
* @brief PWM match data
*/
struct PWM_MATCH {
uint32_t match[PWM_PWRMATCH_MAX_COUNT];
uint8_t matchCount;
uint16_t lpreMin;
uint16_t lpreMax;
uint16_t hpreMin;
uint16_t hpreMax;
uint16_t ldMin;
uint16_t ldMax;
uint16_t hdZeroMin;
uint16_t hdZeroMax;
uint16_t hdOneMin;
uint16_t hdOneMax;
};
/**
* @brief PWM Handle Structure definition
*/
struct PWM_HANDLE {
struct PWM_REG *pReg;
uint32_t freq;
ePWM_Mode mode[HAL_PWM_NUM_CHANNELS];
struct PWM_CAPTURE result[HAL_PWM_NUM_CHANNELS];
};
/**
* @}
*/
/***************************** Function Declare ******************************/
/** @defgroup PWM_Public_Function_Declare Public Function Declare
* @{
*/
HAL_Status HAL_PWM_IRQHandler(struct PWM_HANDLE *pPWM);
HAL_Status HAL_PWM_SetConfig(struct PWM_HANDLE *pPWM, uint8_t channel,
const struct HAL_PWM_CONFIG *config);
HAL_Status HAL_PWM_SetOneshot(struct PWM_HANDLE *pPWM, uint8_t channel, uint32_t count);
HAL_Status HAL_PWM_SetCapturedFreq(struct PWM_HANDLE *pPWM, uint8_t channel, uint32_t freq);
HAL_Status HAL_PWM_SetMatch(struct PWM_HANDLE *pPWM, uint8_t channel, const struct PWM_MATCH *data);
ePWM_Mode HAL_PWM_GetMode(struct PWM_HANDLE *pPWM, uint8_t channel);
HAL_Status HAL_PWM_Enable(struct PWM_HANDLE *pPWM, uint8_t channel, ePWM_Mode mode);
HAL_Status HAL_PWM_Disable(struct PWM_HANDLE *pPWM, uint8_t channel);
HAL_Status HAL_PWM_Init(struct PWM_HANDLE *pPWM, struct PWM_REG *pReg, uint32_t freq);
HAL_Status HAL_PWM_DeInit(struct PWM_HANDLE *pPWM);
/** @} */
#endif
/**
* @}
*/
/**
* @}
*/
#endif /* HAL_PWM_MODULE_ENABLED */
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