ARM: dts: imx6q-sabrelite: add audmux pinctrl support

Signed-off-by: Richard Zhao <richard.zhao@freescale.com>
Signed-off-by: Shawn Guo <shawn.guo@linaro.org>
diff --git a/arch/arm/boot/dts/imx6q.dtsi b/arch/arm/boot/dts/imx6q.dtsi
index 32ea899..3f56025 100644
--- a/arch/arm/boot/dts/imx6q.dtsi
+++ b/arch/arm/boot/dts/imx6q.dtsi
@@ -486,6 +486,15 @@
 				reg = <0x020e0000 0x4000>;
 
 				/* shared pinctrl settings */
+				audmux {
+					pinctrl_audmux_1: audmux-1 {
+						fsl,pins = <18   0x80000000	/* MX6Q_PAD_SD2_DAT0__AUDMUX_AUD4_RXD */
+							    1586 0x80000000	/* MX6Q_PAD_SD2_DAT3__AUDMUX_AUD4_TXC */
+							    11   0x80000000	/* MX6Q_PAD_SD2_DAT2__AUDMUX_AUD4_TXD */
+							    3    0x80000000>;	/* MX6Q_PAD_SD2_DAT1__AUDMUX_AUD4_TXFS */
+					};
+				};
+
 				i2c1 {
 					pinctrl_i2c1_1: i2c1grp-1 {
 						fsl,pins = <137 0x4001b8b1	/* MX6Q_PAD_EIM_D21__I2C1_SCL */