/* * Copyright (c) 2006-2018, Synwit Technology Co.,Ltd. * * SPDX-License-Identifier: Apache-2.0 * * Change Logs: * Date Author Notes * 2018-12-10 Zohar_Lee first version * 2020-07-10 lik rewrite */ #ifndef __DRV_SOFT_I2C_H__ #define __DRV_SOFT_I2C_H__ #include "board.h" /* swm config class */ struct swm_soft_i2c_cfg { rt_uint8_t scl; rt_uint8_t sda; const char *name; }; /* swm i2c dirver class */ struct swm_i2c { struct rt_i2c_bit_ops ops; struct rt_i2c_bus_device i2c2_bus; }; #ifdef BSP_USING_I2C0 #define I2C0_BUS_CFG \ { \ .scl = BSP_I2C0_SCL_PIN, \ .sda = BSP_I2C0_SDA_PIN, \ .name = "i2c0", \ } #endif #ifdef BSP_USING_I2C1 #define I2C1_BUS_CFG \ { \ .scl = BSP_I2C1_SCL_PIN, \ .sda = BSP_I2C1_SDA_PIN, \ .name = "i2c1", \ } #endif int rt_hw_i2c_init(void); #endif /* __DRV_SOFT_I2C_H__ */