ARM: dts: imx6qdl-udoo: Add Pincfgs for UART4

Add Pincfgs for UART4 to enable Communication with the onboard SAM3X

Signed-off-by: Markus Kueffner <kueffner.markus@gmail.com>
Reviewed-by: Fabio Estevam <festevam@gmail.com>
Signed-off-by: Shawn Guo <shawnguo@kernel.org>

diff --git a/arch/arm/boot/dts/imx6qdl-udoo.dtsi b/arch/arm/boot/dts/imx6qdl-udoo.dtsi
index 4f27861..40d1b0d 100644 (file)
--- a/arch/arm/boot/dts/imx6qdl-udoo.dtsi
+++ b/arch/arm/boot/dts/imx6qdl-udoo.dtsi
@@ -195,6 +195,13 @@
                        >;
                };
 
+               pinctrl_uart4: uart4grp {
+                       fsl,pins = <
+                               MX6QDL_PAD_KEY_COL0__UART4_TX_DATA      0x1b0b1
+                               MX6QDL_PAD_KEY_ROW0__UART4_RX_DATA      0x1b0b1
+                       >;
+               };
+
                pinctrl_usbh: usbhgrp {
                        fsl,pins = <
                                MX6QDL_PAD_GPIO_17__GPIO7_IO12 0x80000000
@@ -265,6 +272,12 @@
        status = "okay";
 };
 
+&uart4 {
+       pinctrl-names = "default";
+       pinctrl-0 = <&pinctrl_uart4>;
+       status = "okay";
+};
+
 &usbh1 {
        pinctrl-names = "default";
        pinctrl-0 = <&pinctrl_usbh>;