ASoC: add ep93xx AC97 audio driver

Add support for AC97 controllers found in Cirrus Logic EP93xx family SoCs.

Signed-off-by: Mika Westerberg <mika.westerberg@iki.fi>
Acked-by: Liam Girdwood <lrg@slimlogic.co.uk>
Signed-off-by: Mark Brown <broonie@opensource.wolfsonmicro.com>
3 files changed