ASoC: Ux500: Add MSP I2S-driver

Add driver for running I2S with the MSP-block.

Signed-off-by: Ola Lilja <ola.o.lilja@stericsson.com>
[Fixed trailing whitespace -- broonie]
Signed-off-by: Mark Brown <broonie@opensource.wolfsonmicro.com>

diff --cc sound/soc/Kconfig
Simple merge

diff --cc sound/soc/Makefile
Simple merge

diff --cc sound/soc/ux500/Kconfig
Simple merge

diff --cc sound/soc/ux500/Makefile
Simple merge

diff --cc sound/soc/ux500/ux500_msp_dai.c
Simple merge

diff --cc sound/soc/ux500/ux500_msp_dai.h
Simple merge

diff --cc sound/soc/ux500/ux500_msp_i2s.c
Simple merge

diff --cc sound/soc/ux500/ux500_msp_i2s.h
Simple merge