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

Jagan Teki jagan at amarulasolutions.com
Mon Jun 21 07:24:24 UTC 2021


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

Cc: Rob Herring <robh+dt at kernel.org>
Signed-off-by: Jagan Teki <jagan at amarulasolutions.com>
---
 .../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 at 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 at 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 at 0 {
+				reg = <0>;
+				bridge_in_dsi: endpoint {
+					remote-endpoint = <&dsi_out_bridge>;
+				};
+			};
+
+			port at 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



More information about the dri-devel mailing list