49 lines
1.5 KiB
C
49 lines
1.5 KiB
C
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/*
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* Copyright (c) 2006-2018, 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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* 2020-06-18 thread-liu the first version
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*/
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#ifndef __DRV_HARD_I2C_H__
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#define __DRV_HARD_I2C_H__
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/* Includes ------------------------------------------------------------------*/
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#include "stm32mp1xx_hal.h"
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#ifdef __cplusplus
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extern "C" {
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#endif
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#define STPMU1_I2C_ADDRESS ((0x33 & 0x7F) << 1)
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#ifndef I2C_SPEED
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#define I2C_SPEED ((uint32_t)100000)
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#endif /* I2C_SPEED */
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#ifndef I2C4_TIMING
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#define I2C4_TIMING ((uint32_t)0x10805E89)
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#endif
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static int32_t I2C4_WriteReg(uint16_t DevAddr, uint16_t MemAddSize, uint16_t Reg, uint8_t *pData, uint16_t Length);
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static int32_t I2C4_ReadReg(uint16_t DevAddr, uint16_t MemAddSize, uint16_t Reg, uint8_t *pData, uint16_t Length);
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int32_t BSP_I2C4_Init(void);
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int32_t BSP_I2C4_DeInit(void);
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int32_t BSP_I2C4_WriteReg(uint16_t DevAddr, uint16_t Reg, uint8_t *pData, uint16_t Length);
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int32_t BSP_I2C4_ReadReg(uint16_t DevAddr, uint16_t Reg, uint8_t *pData, uint16_t Length);
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int32_t BSP_I2C4_WriteReg16(uint16_t DevAddr, uint16_t Reg, uint8_t *pData, uint16_t Length);
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int32_t BSP_I2C4_ReadReg16(uint16_t DevAddr, uint16_t Reg, uint8_t *pData, uint16_t Length);
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int32_t BSP_I2C4_IsReady(uint16_t DevAddr, uint32_t Trials);
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HAL_StatusTypeDef MX_I2C4_Init(I2C_HandleTypeDef *hI2c);
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#ifdef __cplusplus
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}
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#endif
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#endif
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