tree c2168c918eb3192ab2c53a49d2885bb30023c325
parent 5771a8c08880cdca3bfb4a3fc6d309d6bba20877
author Peter Ujfalusi <peter.ujfalusi@ti.com> 1504169387 +0300
committer Mark Brown <broonie@kernel.org> 1504171441 +0100

ASoC: tlv320aic3x: Support for OCMV configuration

﻿In aic3x class of devices Output Common-Mode Voltage can be configured for
better analog performance.
The OCMV value depends on the Analog and digital domain power supply
voltage configuration.

The default OCMV of 1.35V gives best performance when AVDD is around 2.7V
and DVDD is 1.525V, but for higher AVDD/DVDD higher OCMV setting is
recommended.

The patch gives an automatic way of guessing the best OCMV which can be
overwritten by a DT parameter if needed.

Signed-off-by: Peter Ujfalusi <peter.ujfalusi@ti.com>
Signed-off-by: Mark Brown <broonie@kernel.org>