rt-thread-official/bsp/bouffalo_lab/libraries/rt_drivers/drv_soft_i2c.h

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/*
* Copyright (c) 2006-2023, RT-Thread Development Team
*
* SPDX-License-Identifier: Apache-2.0
*
* Change Logs:
* Date Author Notes
* 2023/04/15 chushicheng first version
*/
#ifndef __DRV_I2C__
#define __DRV_I2C__
#include <rtthread.h>
#include <rthw.h>
#include <rtdevice.h>
/* bl i2c dirver class */
struct bl_i2c
{
struct rt_i2c_bit_ops ops;
struct rt_i2c_bus_device i2c_bus;
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};
/* bl config class */
struct bl_soft_i2c_config
{
rt_uint8_t scl;
rt_uint8_t sda;
const char *bus_name;
};
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#ifdef BSP_USING_SOFT_I2C1
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#define I2C1_BUS_CONFIG \
{ \
.scl = BSP_I2C1_SCL_PIN, \
.sda = BSP_I2C1_SDA_PIN, \
.bus_name = "i2c1", \
}
#endif
int rt_hw_i2c_init(void);
#endif