ARM: dts: imx6sx-sdb: Add headphone detection for sound card

Headphone detection is triggered by GPIO, then driver can
switch between speaker and headphone.

Signed-off-by: Shengjiu Wang <shengjiu.wang@nxp.com>
Reviewed-by: Fabio Estevam <festevam@gmail.com>
Signed-off-by: Shawn Guo <shawnguo@kernel.org>

diff --git a/arch/arm/boot/dts/imx6sx-sdb.dtsi b/arch/arm/boot/dts/imx6sx-sdb.dtsi
index b8c23eb..1351d7f 100644 (file)
--- a/arch/arm/boot/dts/imx6sx-sdb.dtsi
+++ b/arch/arm/boot/dts/imx6sx-sdb.dtsi
@@ -153,6 +153,8 @@
 
        sound {
                compatible = "fsl,imx6sx-sdb-wm8962", "fsl,imx-audio-wm8962";
+               pinctrl-names = "default";
+               pinctrl-0 = <&pinctrl_hp>;
                model = "wm8962-audio";
                ssi-controller = <&ssi2>;
                audio-codec = <&codec>;
@@ -165,6 +167,7 @@
                        "IN3R", "AMIC";
                mux-int-port = <2>;
                mux-ext-port = <6>;
+               hp-det-gpio = <&gpio1 17 GPIO_ACTIVE_LOW>;
        };
 
        panel {
@@ -468,6 +471,12 @@
                        >;
                };
 
+               pinctrl_hp: hpgrp {
+                       fsl,pins = <
+                               MX6SX_PAD_CSI_DATA03__GPIO1_IO_17 0x17059
+                       >;
+               };
+
                pinctrl_i2c1: i2c1grp {
                        fsl,pins = <
                                MX6SX_PAD_GPIO1_IO01__I2C1_SDA          0x4001b8b1