Ian,
we'll take a look an advise, should be no issue
Code: Select all
diff --git a/arch/arm/boot/dts/imx6ul-var-dart.dtsi b/arch/arm/boot/dts/imx6ul-var-dart.dtsi
index 0e82aad..cec3398 100755
--- a/arch/arm/boot/dts/imx6ul-var-dart.dtsi
+++ b/arch/arm/boot/dts/imx6ul-var-dart.dtsi
@@ -221,7 +221,7 @@
pinctrl-0 = <&pinctrl_lcdif_dat
&pinctrl_lcdif_ctrl>;
display = <&display0>;
- status = "okay";
+ status = "disabled";
display0: display {
bits-per-pixel = <16>;
@@ -306,6 +306,13 @@
status = "okay";
};
+/* ttymxc3 UART */
+&uart4 {
+ pinctrl-names = "default";
+ pinctrl-0 = <&pinctrl_uart4>;
+ status = "okay";
+};
+
/* dr_mode: One of "host", "peripheral" or "otg". Defaults to "otg" */
&usbotg1 {
dr_mode = "host";
@@ -574,6 +581,13 @@
>;
};
+ pinctrl_uart4: uart4grp {
+ fsl,pins = <
+ MX6UL_PAD_LCD_CLK__UART4_DCE_TX 0x1b0b1
+ MX6UL_PAD_LCD_ENABLE__UART4_DCE_RX 0x1b0b1
+ >;
+ };
+
pinctrl_usdhc1: usdhc1grp {
fsl,pins = <
MX6UL_PAD_SD1_CMD__USDHC1_CMD 0x17059
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