/* * Copyright (c) 2006-2023, RT-Thread Development Team * * SPDX-License-Identifier: Apache-2.0 * * Change Logs: * Date Author Notes * 2023/06/01 chushicheng first version */ #ifndef __DRV_SOFT_I2C__ #define __DRV_SOFT_I2C__ #include #include "drv_gpio.h" #include "board.h" #ifdef BSP_USING_SOFT_I2C /* pico i2c dirver class */ struct pico_i2c { struct rt_i2c_bit_ops ops; struct rt_i2c_bus_device i2c_bus; }; /* pico config class */ struct pico_soft_i2c_config { rt_uint8_t scl; rt_uint8_t sda; const char *bus_name; }; #ifdef BSP_USING_SOFT_I2C1 #define I2C1_BUS_CONFIG \ { \ .scl = BSP_SOFT_I2C1_SCL_PIN, \ .sda = BSP_SOFT_I2C1_SDA_PIN, \ .bus_name = "i2c1", \ } #endif int rt_soft_i2c_init(void); #endif /* BSP_USING_SOFT_I2C */ #endif