m5602_read_bridge
int m5602_read_bridge(
err = m5602_read_bridge(sd, M5602_XB_I2C_STATUS, &data);
err = m5602_read_bridge(sd, M5602_XB_I2C_DATA, &(i2c_data[i]));
m5602_read_bridge(sd, i, &val);
err = m5602_read_bridge(sd, M5602_XB_GPIO_DAT, data);
int err = m5602_read_bridge(sd, M5602_XB_GPIO_DAT, reg_data);