linux-phytec-ti

ASoC: imx-audmux: Move definitions to dt-bindings

Move imx-audmux macro definitions to include/dt-bindings, so they can be
used for devicetree.

Signed-off-by: Markus Pargmann <mpa@pengutronix.de>
Signed-off-by: Mark Brown <broonie@linaro.org>