Convert the imx-audmux binding to DT schema format using json-schema
Signed-off-by: Oleksij Rempel <o.rempel@pengutronix.de>
Reviewed-by: Rob Herring <robh@kernel.org>
Link: https://lore.kernel.org/r/20210531064752.8809-1-o.rempel@pengutronix.deSigned-off-by: Mark Brown <broonie@kernel.org>