ASoC: fsl: make sure the regmap-mmio is actually enabled
ASoC: fsl: make sure the regmap-mmio is actually enabled

Since the Freescale SAI, ESAI and SPDIF are using the regmap-mmio,
there needs a select of REGMAP_MMIO in the Kconfig to ensure that
regmap-mmio is actually enabled.

Signed-off-by: Xiubo Li <cf2f21a5d63bafab3dac1a48e01d31cd0b77ab89@freescale.com>
Signed-off-by: Mark Brown <b51b9a92386687a9ac927cebfa0f978adeb8cea5@linaro.org>

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