F_I2C_TRIG
ret = regmap_field_write(i2c->fields[F_I2C_TRIG], 1);
ret = regmap_field_read_poll_timeout(i2c->fields[F_I2C_TRIG], val, !val, 100, 100000);
[F_I2C_TRIG] = MST_REG_FIELD(RTL9300_I2C_MST_CTRL1, 0, 0),
[F_I2C_TRIG] = MST_REG_FIELD(RTL9310_I2C_MST_CTRL, 0, 0),