/* Change Logs: Date Author Notes  weety first version  */
static rt_err_t i2c_bus_device_init(rt_device_t dev)
/* Change Logs: Date Author Notes  weety first version  */
static rt_err_t i2c_bus_device_init(rt_device_t dev)
{
    struct rt_i2c_bus_device *bus = (struct rt_i2c_bus_device *)dev->user_data;
    RT_ASSERT(bus != RT_NULL);
    return RT_EOK;
}