ASoC: tlv320adcx140: Configure PDM sampling edge

Configure the PDM sampling edges based on the values from the firmware.

Signed-off-by: Dan Murphy <dmurphy@ti.com>
Link: https://lore.kernel.org/r/20200514123338.20392-3-dmurphy@ti.com


Signed-off-by: Mark Brown <broonie@kernel.org>