ASoC: TWL4030: hands-free start-up sequence.

A special start-up sequence is required to reduce the pop-noise of Class D
amplifier when enable hands-free on TWL4030.

Signed-off-by: Stanley.Miao <stanley.miao@windriver.com>
Signed-off-by: Mark Brown <broonie@opensource.wolfsonmicro.com>
2 files changed