105 lines
3.2 KiB
C
105 lines
3.2 KiB
C
/*
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* Copyright (C) 2022-2024, Xiaohua Semiconductor Co., Ltd.
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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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* 2022-04-28 CDT first version
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*/
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#ifndef __DRV_I2C_SOFT_H__
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#define __DRV_I2C_SOFT_H__
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/*******************************************************************************
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* Include files
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******************************************************************************/
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#include <rtdevice.h>
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/* C binding of definitions if building with C++ compiler */
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#ifdef __cplusplus
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extern "C"
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{
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#endif
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/*******************************************************************************
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* Global type definitions ('typedef')
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******************************************************************************/
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struct hc32_soft_i2c_config
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{
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rt_uint16_t scl_pin;
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rt_uint16_t sda_pin;
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const char *bus_name;
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};
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struct hc32_soft_i2c
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{
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struct rt_i2c_bit_ops ops;
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struct rt_i2c_bus_device i2c_bus;
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};
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#ifdef BSP_USING_I2C1_SW
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#define I2C1_BUS_CONFIG \
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{ \
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.scl_pin = BSP_I2C1_SCL_PIN, \
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.sda_pin = BSP_I2C1_SDA_PIN, \
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.bus_name = "i2c1_sw", \
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}
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#endif
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#ifdef BSP_USING_I2C2_SW
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#define I2C2_BUS_CONFIG \
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{ \
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.scl_pin = BSP_I2C2_SCL_PIN, \
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.sda_pin = BSP_I2C2_SDA_PIN, \
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.bus_name = "i2c2_sw", \
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}
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#endif
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#ifdef BSP_USING_I2C3_SW
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#define I2C3_BUS_CONFIG \
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{ \
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.scl_pin = BSP_I2C3_SCL_PIN, \
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.sda_pin = BSP_I2C3_SDA_PIN, \
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.bus_name = "i2c3_sw", \
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}
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#endif
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#ifdef BSP_USING_I2C4_SW
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#define I2C4_BUS_CONFIG \
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{ \
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.scl_pin = BSP_I2C4_SCL_PIN, \
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.sda_pin = BSP_I2C4_SDA_PIN, \
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.bus_name = "i2c4_sw", \
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}
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#endif
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#ifdef BSP_USING_I2C5_SW
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#define I2C5_BUS_CONFIG \
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{ \
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.scl_pin = BSP_I2C5_SCL_PIN, \
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.sda_pin = BSP_I2C5_SDA_PIN, \
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.bus_name = "i2c5_sw", \
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}
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#endif
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#ifdef BSP_USING_I2C6_SW
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#define I2C6_BUS_CONFIG \
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{ \
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.scl_pin = BSP_I2C6_SCL_PIN, \
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.sda_pin = BSP_I2C6_SDA_PIN, \
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.bus_name = "i2c6_sw", \
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}
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#endif
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#ifdef __cplusplus
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}
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#endif
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#endif /* __DRV_SOFT_I2C_H__ */
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/*******************************************************************************
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* EOF (not truncated)
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******************************************************************************/
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