We have an existing 'adev' handle from which we can find the codec
device, no need for an I2C bus search.

This change aligns this driver will all other I2S-based machine
drivers.
Signed-off-by: Pierre-Louis Bossart <pierre-louis.bossart@linux.intel.com>
Reviewed-by: Bard Liao <yung-chuan.liao@linux.intel.com>
Reviewed-by: Péter Ujfalusi <peter.ujfalusi@linux.intel.com>
Link: https://lore.kernel.org/r/20220308192610.392950-13-pierre-louis.bossart@linux.intel.comSigned-off-by: Mark Brown <broonie@kernel.org>