snd_soc_component_update_bits() will only update the mask bits,
so remove the redundant snd_soc_component_read32().
Signed-off-by: Axel Lin <axel.lin@ingics.com>
Reviewed-by: Daniel Baluta <daniel.baluta@nxp.com>
Signed-off-by: Mark Brown <broonie@kernel.org>