[RFC PATCH 9/9] arm64: dts: imx8mm-icore: Enable LVDS panel for EDIMM2.2

From: Jagan Teki
Date: Mon Jun 21 2021 - 03:25:47 EST


Enable LVDS Panel for Engicam i.Core MX8MMini EDIMM2.2 board.

Cc: Rob Herring <robh+dt@xxxxxxxxxx>
Signed-off-by: Jagan Teki <jagan@xxxxxxxxxxxxxxxxxxxx>
---
.../freescale/imx8mm-icore-mx8mm-edimm2.2.dts | 90 +++++++++++++++++++
1 file changed, 90 insertions(+)

diff --git a/arch/arm64/boot/dts/freescale/imx8mm-icore-mx8mm-edimm2.2.dts b/arch/arm64/boot/dts/freescale/imx8mm-icore-mx8mm-edimm2.2.dts
index a4a2ada14835..f1256c9c9bd7 100644
--- a/arch/arm64/boot/dts/freescale/imx8mm-icore-mx8mm-edimm2.2.dts
+++ b/arch/arm64/boot/dts/freescale/imx8mm-icore-mx8mm-edimm2.2.dts
@@ -14,9 +14,51 @@ / {
compatible = "engicam,icore-mx8mm-edimm2.2", "engicam,icore-mx8mm",
"fsl,imx8mm";

+ backlight: backlight {
+ compatible = "pwm-backlight";
+ pinctrl-names = "default";
+ pinctrl-0 = <&pinctrl_pwm1>;
+ pwms = <&pwm1 0 1000000>;
+ brightness-levels = <0 4 8 16 32 64 128 255>;
+ default-brightness-level = <7>;
+ };
+
chosen {
stdout-path = &uart2;
};
+
+ panel {
+ compatible = "yes-optoelectronics,ytc700tlag-05-201c";
+ backlight = <&backlight>;
+ data-mapping = "vesa-24";
+
+ port {
+ panel_out_bridge: endpoint {
+ remote-endpoint = <&bridge_out_panel>;
+ };
+ };
+ };
+};
+
+&dphy {
+ status = "okay";
+};
+
+&dsi {
+ #address-cells = <1>;
+ #size-cells = <0>;
+ status = "okay";
+
+ ports {
+ port@1 {
+ reg = <1>;
+
+ dsi_out_bridge: endpoint {
+ remote-endpoint = <&bridge_in_dsi>;
+ data-lanes = <0 1>;
+ };
+ };
+ };
};

&fec1 {
@@ -35,9 +77,43 @@ &i2c4 {
pinctrl-names = "default";
pinctrl-0 = <&pinctrl_i2c4>;
status = "okay";
+
+ bridge@2c {
+ compatible = "ti,sn65dsi84";
+ reg = <0x2c>;
+ enable-gpios = <&gpio3 9 GPIO_ACTIVE_HIGH>;
+ pinctrl-names = "default";
+ pinctrl-0 = <&pinctrl_dsi_bridge_enable>;
+
+ ports {
+ #address-cells = <1>;
+ #size-cells = <0>;
+
+ port@0 {
+ reg = <0>;
+ bridge_in_dsi: endpoint {
+ remote-endpoint = <&dsi_out_bridge>;
+ };
+ };
+
+ port@1 {
+ reg = <1>;
+ bridge_out_panel: endpoint {
+ remote-endpoint = <&panel_out_bridge>;
+ };
+ };
+ };
+ };
};

&iomuxc {
+ pinctrl_dsi_bridge_enable: dsibridgeenablegrp {
+ fsl,pins = <
+ MX8MM_IOMUXC_NAND_DATA03_GPIO3_IO9 0x19
+ MX8MM_IOMUXC_NAND_DATA02_GPIO3_IO8 0x19
+ >;
+ };
+
pinctrl_i2c2: i2c2grp {
fsl,pins = <
MX8MM_IOMUXC_I2C2_SCL_I2C2_SCL 0x400001c3
@@ -52,6 +128,12 @@ MX8MM_IOMUXC_I2C4_SDA_I2C4_SDA 0x400001c3
>;
};

+ pinctrl_pwm1: pwm1grp {
+ fsl,pins = <
+ MX8MM_IOMUXC_SPDIF_EXT_CLK_PWM1_OUT 0x19
+ >;
+ };
+
pinctrl_uart2: uart2grp {
fsl,pins = <
MX8MM_IOMUXC_UART2_RXD_UART2_DCE_RX 0x140
@@ -77,6 +159,14 @@ MX8MM_IOMUXC_SD1_DATA3_USDHC1_DATA3 0x1d0
};
};

+&lcdif {
+ status = "okay";
+};
+
+&pwm1 {
+ status = "okay";
+};
+
&uart2 {
pinctrl-names = "default";
pinctrl-0 = <&pinctrl_uart2>;
--
2.25.1