ASoC: davinci-mcasp: Change IO functions parameter list
ASoC: davinci-mcasp: Change IO functions parameter list

Instead of passing __iomem address (mcasp->base + register_offset) pass
the main mcasp structure and only access the mcasp->base in the low level
IO functions.
In most cases this helps with code readability and it will make it easier
to switch over to regmap in the future.

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