ARM: dts: imx6sl-evk: add missing GPIO iomux setting

On i.MX6SL EVK board, the MX6SL_PAD_KEY_ROW5 pin is
used as lcd 3v3 regulator control pin, need to make
sure MX6SL_PAD_KEY_ROW5 is muxed as GPIO function
for controlling lcd 3v3 regulator.

Signed-off-by: Anson Huang <Anson.Huang@nxp.com>
Reviewed-by; Fabio Estevam <fabio.estevam@nxp.com>
Signed-off-by: Shawn Guo <shawnguo@kernel.org>

diff --git a/arch/arm/boot/dts/imx6sl-evk.dts b/arch/arm/boot/dts/imx6sl-evk.dts
index 50bdc65..046cfab 100644 (file)
--- a/arch/arm/boot/dts/imx6sl-evk.dts
+++ b/arch/arm/boot/dts/imx6sl-evk.dts
@@ -77,6 +77,8 @@
 
        reg_lcd_3v3: regulator-lcd-3v3 {
                compatible = "regulator-fixed";
+               pinctrl-names = "default";
+               pinctrl-0 = <&pinctrl_reg_lcd_3v3>;
                regulator-name = "lcd-3v3";
                gpio = <&gpio4 3 GPIO_ACTIVE_HIGH>;
                enable-active-high;
@@ -410,6 +412,12 @@
                        >;
                };
 
+               pinctrl_reg_lcd_3v3: reglcd3v3grp {
+                       fsl,pins = <
+                               MX6SL_PAD_KEY_ROW5__GPIO4_IO03    0x17059
+                       >;
+               };
+
                pinctrl_uart1: uart1grp {
                        fsl,pins = <
                                MX6SL_PAD_UART1_RXD__UART1_RX_DATA      0x1b0b1