ASoC: twl4030: Remove local reg cache
ASoC: twl4030: Remove local reg cache

Depend on the regmap reg cache implementation for register caching done in
the twl-core driver.
The local register cache can be removed and we can keep only shadow copies
of certain ctl registers for pop noise reduction.

Signed-off-by: Peter Ujfalusi <e5c0b4cdf99ae1d408b9c497159e74b54e02e008@ti.com>
Signed-off-by: Mark Brown <b51b9a92386687a9ac927cebfa0f978adeb8cea5@linaro.org>

KristFoundation/Programs,KristFoundation/Programs,KristFoundation/Programs,KristFoundation/Programs,KristFoundation/Programs,KristFoundation/Programs