linux-kernel - [PATCH v1 1/1] arm64: dts: imx8mp-debix-model-a: Add HDMI output support

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Message-ID: <20240415114135.25473-2-chris.obbard@collabora.com>
Date: Mon, 15 Apr 2024 12:41:27 +0100
From: Christopher Obbard <chris.obbard@...labora.com>
To: linux-kernel@...r.kernel.org
Cc: Daniel Scally <dan.scally@...asonboard.com>,
	Laurent Pinchart <laurent.pinchart@...asonboard.com>,
	kernel@...labora.com,
	Christopher Obbard <chris.obbard@...labora.com>,
	Conor Dooley <conor+dt@...nel.org>,
	Fabio Estevam <festevam@...il.com>,
	Krzysztof Kozlowski <krzk+dt@...nel.org>,
	Pengutronix Kernel Team <kernel@...gutronix.de>,
	Rob Herring <robh@...nel.org>,
	Sascha Hauer <s.hauer@...gutronix.de>,
	Shawn Guo <shawnguo@...nel.org>,
	devicetree@...r.kernel.org,
	imx@...ts.linux.dev,
	linux-arm-kernel@...ts.infradead.org
Subject: [PATCH v1 1/1] arm64: dts: imx8mp-debix-model-a: Add HDMI output support

Enable the HDMI output on the Debix Model A SBC, using the HDMI encoder
present in the i.MX8MP SoC.

Signed-off-by: Christopher Obbard <chris.obbard@...labora.com>
---

 .../dts/freescale/imx8mp-debix-model-a.dts    | 47 +++++++++++++++++++
 1 file changed, 47 insertions(+)

diff --git a/arch/arm64/boot/dts/freescale/imx8mp-debix-model-a.dts b/arch/arm64/boot/dts/freescale/imx8mp-debix-model-a.dts
index 2c19766ebf09..29529c2ecac9 100644
--- a/arch/arm64/boot/dts/freescale/imx8mp-debix-model-a.dts
+++ b/arch/arm64/boot/dts/freescale/imx8mp-debix-model-a.dts
@@ -20,6 +20,18 @@ chosen {
 		stdout-path = &uart2;
 	};
 
+	hdmi-connector {
+		compatible = "hdmi-connector";
+		label = "hdmi";
+		type = "a";
+
+		port {
+			hdmi_connector_in: endpoint {
+				remote-endpoint = <&hdmi_tx_out>;
+			};
+		};
+	};
+
 	leds {
 		compatible = "gpio-leds";
 		pinctrl-names = "default";
@@ -94,6 +106,28 @@ ethphy0: ethernet-phy@0 { /* RTL8211E */
 	};
 };
 
+&hdmi_pvi {
+	status = "okay";
+};
+
+&hdmi_tx {
+	pinctrl-names = "default";
+	pinctrl-0 = <&pinctrl_hdmi>;
+	status = "okay";
+
+	ports {
+		port@1 {
+			hdmi_tx_out: endpoint {
+				remote-endpoint = <&hdmi_connector_in>;
+			};
+		};
+	};
+};
+
+&hdmi_tx_phy {
+	status = "okay";
+};
+
 &i2c1 {
 	clock-frequency = <400000>;
 	pinctrl-names = "default";
@@ -241,6 +275,10 @@ &i2c6 {
 	status = "okay";
 };
 
+&lcdif3 {
+	status = "okay";
+};
+
 &snvs_pwrkey {
 	status = "okay";
 };
@@ -358,6 +396,15 @@ MX8MP_IOMUXC_NAND_READY_B__GPIO3_IO16				0x19
 		>;
 	};
 
+	pinctrl_hdmi: hdmigrp {
+		fsl,pins = <
+			MX8MP_IOMUXC_HDMI_DDC_SCL__HDMIMIX_HDMI_SCL			0x400001c3
+			MX8MP_IOMUXC_HDMI_DDC_SDA__HDMIMIX_HDMI_SDA			0x400001c3
+			MX8MP_IOMUXC_HDMI_HPD__HDMIMIX_HDMI_HPD				0x40000019
+			MX8MP_IOMUXC_HDMI_CEC__HDMIMIX_HDMI_CEC				0x40000019
+		>;
+	};
+
 	pinctrl_i2c1: i2c1grp {
 		fsl,pins = <
 			MX8MP_IOMUXC_I2C1_SCL__I2C1_SCL					0x400001c2
-- 
2.43.0