arm64: dts: imx8mq-evk: Add MIPI DSI support

imx8mq-evk has a MIPI DSI port that can be used to connect a Raydium
RM67191 panel.

Add support for it.

Signed-off-by: Fabio Estevam <festevam@gmail.com>
Acked-by: Guido Günther <agx@sigxcpu.org>
Signed-off-by: Shawn Guo <shawnguo@kernel.org>

diff --git a/arch/arm64/boot/dts/freescale/imx8mq-evk.dts b/arch/arm64/boot/dts/freescale/imx8mq-evk.dts
index 7c68088..2418cca 100644 (file)
--- a/arch/arm64/boot/dts/freescale/imx8mq-evk.dts
+++ b/arch/arm64/boot/dts/freescale/imx8mq-evk.dts
@@ -132,6 +132,10 @@
        };
 };
 
+&dphy {
+       status = "okay";
+};
+
 &fec1 {
        pinctrl-names = "default";
        pinctrl-0 = <&pinctrl_fec1>;
@@ -255,6 +259,40 @@
        };
 };
 
+&lcdif {
+       status = "okay";
+};
+
+&mipi_dsi {
+       #address-cells = <1>;
+       #size-cells = <0>;
+       status = "okay";
+
+       panel@0 {
+               pinctrl-0 = <&pinctrl_mipi_dsi>;
+               pinctrl-names = "default";
+               compatible = "raydium,rm67191";
+               reg = <0>;
+               reset-gpios = <&gpio5 6 GPIO_ACTIVE_LOW>;
+               dsi-lanes = <4>;
+
+               port {
+                       panel_in: endpoint {
+                               remote-endpoint = <&mipi_dsi_out>;
+                       };
+               };
+       };
+
+       ports {
+               port@1 {
+                       reg = <1>;
+                       mipi_dsi_out: endpoint {
+                               remote-endpoint = <&panel_in>;
+                       };
+               };
+       };
+};
+
 &pcie0 {
        pinctrl-names = "default";
        pinctrl-0 = <&pinctrl_pcie0>;
@@ -388,6 +426,12 @@
                >;
        };
 
+       pinctrl_mipi_dsi: mipidsigrp {
+               fsl,pins = <
+                       MX8MQ_IOMUXC_ECSPI1_SCLK_GPIO5_IO6              0x16
+               >;
+       };
+
        pinctrl_pcie0: pcie0grp {
                fsl,pins = <
                        MX8MQ_IOMUXC_I2C4_SCL_PCIE1_CLKREQ_B            0x76