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From: Adam Ford <aford173@gmail.com>
To: linux-arm-kernel@lists.infradead.org
Cc: aford@beaconembedded.com, Adam Ford <aford173@gmail.com>,
	Rob Herring <robh+dt@kernel.org>,
	Krzysztof Kozlowski <krzysztof.kozlowski+dt@linaro.org>,
	Conor Dooley <conor+dt@kernel.org>,
	Shawn Guo <shawnguo@kernel.org>,
	Sascha Hauer <s.hauer@pengutronix.de>,
	Pengutronix Kernel Team <kernel@pengutronix.de>,
	Fabio Estevam <festevam@gmail.com>,
	NXP Linux Team <linux-imx@nxp.com>,
	devicetree@vger.kernel.org, linux-kernel@vger.kernel.org
Subject: [PATCH 1/3] arm64: dts: imx8mn-beacon: Add HDMI video with sound
Date: Thu, 15 Jun 2023 16:53:11 -0500	[thread overview]
Message-ID: <20230615215314.5402-2-aford173@gmail.com> (raw)
In-Reply-To: <20230615215314.5402-1-aford173@gmail.com>

The Beacon Embedded imx8mn development kit has a DSI
to HDMI bridge chip.  The bridge supports stereo audio
and hot-plug detection.

Signed-off-by: Adam Ford <aford173@gmail.com>

diff --git a/arch/arm64/boot/dts/freescale/imx8mn-beacon-kit.dts b/arch/arm64/boot/dts/freescale/imx8mn-beacon-kit.dts
index 1392ce02587b..442ff2960677 100644
--- a/arch/arm64/boot/dts/freescale/imx8mn-beacon-kit.dts
+++ b/arch/arm64/boot/dts/freescale/imx8mn-beacon-kit.dts
@@ -16,4 +16,137 @@ / {
 	chosen {
 		stdout-path = &uart2;
 	};
+
+	connector {
+		compatible = "hdmi-connector";
+		type = "a";
+
+		port {
+			hdmi_connector_in: endpoint {
+				remote-endpoint = <&adv7535_out>;
+			};
+		};
+	};
+
+	reg_hdmi: regulator-hdmi-dvdd {
+		compatible = "regulator-fixed";
+		pinctrl-names = "default";
+		pinctrl-0 = <&pinctrl_reg_hdmi>;
+		regulator-name = "hdmi_pwr_en";
+		regulator-min-microvolt = <3300000>;
+		regulator-max-microvolt = <3300000>;
+		gpio = <&gpio2 11 GPIO_ACTIVE_HIGH>;
+		enable-active-high;
+		startup-delay-us = <70000>;
+		regulator-always-on;
+	};
+
+	sound-hdmi {
+		compatible = "simple-audio-card";
+		simple-audio-card,name = "sound-hdmi";
+		simple-audio-card,format = "i2s";
+
+		simple-audio-card,cpu {
+			sound-dai = <&sai5 0>;
+			system-clock-direction-out;
+		};
+
+		simple-audio-card,codec {
+			sound-dai = <&adv_bridge>;
+		};
+	};
+};
+
+&i2c2 {
+	adv_bridge: hdmi@3d {
+		compatible = "adi,adv7535";
+		pinctrl-names = "default";
+		pinctrl-0 = <&pinctrl_hdmi_bridge>;
+		reg = <0x3d>, <0x3c>, <0x3e>, <0x3f>;
+		reg-names = "main", "cec", "edid", "packet";
+		adi,dsi-lanes = <4>;
+		avdd-supply = <&reg_hdmi>;
+		a2vdd-supply = <&reg_hdmi>;
+		dvdd-supply = <&reg_hdmi>;
+		pvdd-supply = <&reg_hdmi>;
+		v1p2-supply = <&reg_hdmi>;
+		v3p3-supply = <&reg_hdmi>;
+		interrupt-parent = <&gpio1>;
+		interrupts = <9 IRQ_TYPE_LEVEL_LOW>;
+		#sound-dai-cells = <0>;
+
+		ports {
+			#address-cells = <1>;
+			#size-cells = <0>;
+
+			port@0 {
+				reg = <0>;
+
+				adv7535_in: endpoint {
+					remote-endpoint = <&dsi_out>;
+				};
+			};
+
+			port@1 {
+				reg = <1>;
+
+				adv7535_out: endpoint {
+					remote-endpoint = <&hdmi_connector_in>;
+				};
+			};
+		};
+	};
+};
+
+&lcdif {
+	assigned-clocks = <&clk IMX8MN_VIDEO_PLL1>;
+	assigned-clock-rates = <594000000>;
+	status = "okay";
+};
+
+&mipi_dsi {
+	samsung,esc-clock-frequency = <20000000>;
+	status = "okay";
+
+	ports {
+		port@1 {
+			reg = <1>;
+
+			dsi_out: endpoint {
+				remote-endpoint = <&adv7535_in>;
+			};
+		};
+	};
+};
+
+&sai5 {
+	pinctrl-names = "default";
+	pinctrl-0 = <&pinctrl_sai5>;
+	assigned-clocks = <&clk IMX8MN_CLK_SAI5>;
+	assigned-clock-parents = <&clk IMX8MN_AUDIO_PLL1_OUT>;
+	assigned-clock-rates = <24576000>;
+	#sound-dai-cells = <0>;
+	status = "okay";
+};
+
+&iomuxc {
+	pinctrl_hdmi_bridge: hdmibridgegrp {
+		fsl,pins = <
+			MX8MN_IOMUXC_GPIO1_IO09_GPIO1_IO9		0x19
+		>;
+	};
+
+	pinctrl_reg_hdmi: reghdmigrp {
+		fsl,pins = <
+			MX8MN_IOMUXC_SD1_STROBE_GPIO2_IO11              0x16
+		>;
+	};
+
+	pinctrl_sai5: sai5grp {
+		fsl,pins = <
+			MX8MN_IOMUXC_SAI5_RXD3_SAI5_TX_DATA0	0xd6
+			MX8MN_IOMUXC_SAI5_RXD2_SAI5_TX_BCLK	0xd6
+			MX8MN_IOMUXC_SAI5_RXD1_SAI5_TX_SYNC	0xd6
+		>;
+	};
 };
-- 
2.39.2


_______________________________________________
linux-arm-kernel mailing list
linux-arm-kernel@lists.infradead.org
http://lists.infradead.org/mailman/listinfo/linux-arm-kernel

WARNING: multiple messages have this Message-ID (diff)
From: Adam Ford <aford173@gmail.com>
To: linux-arm-kernel@lists.infradead.org
Cc: aford@beaconembedded.com, Adam Ford <aford173@gmail.com>,
	Rob Herring <robh+dt@kernel.org>,
	Krzysztof Kozlowski <krzysztof.kozlowski+dt@linaro.org>,
	Conor Dooley <conor+dt@kernel.org>,
	Shawn Guo <shawnguo@kernel.org>,
	Sascha Hauer <s.hauer@pengutronix.de>,
	Pengutronix Kernel Team <kernel@pengutronix.de>,
	Fabio Estevam <festevam@gmail.com>,
	NXP Linux Team <linux-imx@nxp.com>,
	devicetree@vger.kernel.org, linux-kernel@vger.kernel.org
Subject: [PATCH 1/3] arm64: dts: imx8mn-beacon: Add HDMI video with sound
Date: Thu, 15 Jun 2023 16:53:11 -0500	[thread overview]
Message-ID: <20230615215314.5402-2-aford173@gmail.com> (raw)
In-Reply-To: <20230615215314.5402-1-aford173@gmail.com>

The Beacon Embedded imx8mn development kit has a DSI
to HDMI bridge chip.  The bridge supports stereo audio
and hot-plug detection.

Signed-off-by: Adam Ford <aford173@gmail.com>

diff --git a/arch/arm64/boot/dts/freescale/imx8mn-beacon-kit.dts b/arch/arm64/boot/dts/freescale/imx8mn-beacon-kit.dts
index 1392ce02587b..442ff2960677 100644
--- a/arch/arm64/boot/dts/freescale/imx8mn-beacon-kit.dts
+++ b/arch/arm64/boot/dts/freescale/imx8mn-beacon-kit.dts
@@ -16,4 +16,137 @@ / {
 	chosen {
 		stdout-path = &uart2;
 	};
+
+	connector {
+		compatible = "hdmi-connector";
+		type = "a";
+
+		port {
+			hdmi_connector_in: endpoint {
+				remote-endpoint = <&adv7535_out>;
+			};
+		};
+	};
+
+	reg_hdmi: regulator-hdmi-dvdd {
+		compatible = "regulator-fixed";
+		pinctrl-names = "default";
+		pinctrl-0 = <&pinctrl_reg_hdmi>;
+		regulator-name = "hdmi_pwr_en";
+		regulator-min-microvolt = <3300000>;
+		regulator-max-microvolt = <3300000>;
+		gpio = <&gpio2 11 GPIO_ACTIVE_HIGH>;
+		enable-active-high;
+		startup-delay-us = <70000>;
+		regulator-always-on;
+	};
+
+	sound-hdmi {
+		compatible = "simple-audio-card";
+		simple-audio-card,name = "sound-hdmi";
+		simple-audio-card,format = "i2s";
+
+		simple-audio-card,cpu {
+			sound-dai = <&sai5 0>;
+			system-clock-direction-out;
+		};
+
+		simple-audio-card,codec {
+			sound-dai = <&adv_bridge>;
+		};
+	};
+};
+
+&i2c2 {
+	adv_bridge: hdmi@3d {
+		compatible = "adi,adv7535";
+		pinctrl-names = "default";
+		pinctrl-0 = <&pinctrl_hdmi_bridge>;
+		reg = <0x3d>, <0x3c>, <0x3e>, <0x3f>;
+		reg-names = "main", "cec", "edid", "packet";
+		adi,dsi-lanes = <4>;
+		avdd-supply = <&reg_hdmi>;
+		a2vdd-supply = <&reg_hdmi>;
+		dvdd-supply = <&reg_hdmi>;
+		pvdd-supply = <&reg_hdmi>;
+		v1p2-supply = <&reg_hdmi>;
+		v3p3-supply = <&reg_hdmi>;
+		interrupt-parent = <&gpio1>;
+		interrupts = <9 IRQ_TYPE_LEVEL_LOW>;
+		#sound-dai-cells = <0>;
+
+		ports {
+			#address-cells = <1>;
+			#size-cells = <0>;
+
+			port@0 {
+				reg = <0>;
+
+				adv7535_in: endpoint {
+					remote-endpoint = <&dsi_out>;
+				};
+			};
+
+			port@1 {
+				reg = <1>;
+
+				adv7535_out: endpoint {
+					remote-endpoint = <&hdmi_connector_in>;
+				};
+			};
+		};
+	};
+};
+
+&lcdif {
+	assigned-clocks = <&clk IMX8MN_VIDEO_PLL1>;
+	assigned-clock-rates = <594000000>;
+	status = "okay";
+};
+
+&mipi_dsi {
+	samsung,esc-clock-frequency = <20000000>;
+	status = "okay";
+
+	ports {
+		port@1 {
+			reg = <1>;
+
+			dsi_out: endpoint {
+				remote-endpoint = <&adv7535_in>;
+			};
+		};
+	};
+};
+
+&sai5 {
+	pinctrl-names = "default";
+	pinctrl-0 = <&pinctrl_sai5>;
+	assigned-clocks = <&clk IMX8MN_CLK_SAI5>;
+	assigned-clock-parents = <&clk IMX8MN_AUDIO_PLL1_OUT>;
+	assigned-clock-rates = <24576000>;
+	#sound-dai-cells = <0>;
+	status = "okay";
+};
+
+&iomuxc {
+	pinctrl_hdmi_bridge: hdmibridgegrp {
+		fsl,pins = <
+			MX8MN_IOMUXC_GPIO1_IO09_GPIO1_IO9		0x19
+		>;
+	};
+
+	pinctrl_reg_hdmi: reghdmigrp {
+		fsl,pins = <
+			MX8MN_IOMUXC_SD1_STROBE_GPIO2_IO11              0x16
+		>;
+	};
+
+	pinctrl_sai5: sai5grp {
+		fsl,pins = <
+			MX8MN_IOMUXC_SAI5_RXD3_SAI5_TX_DATA0	0xd6
+			MX8MN_IOMUXC_SAI5_RXD2_SAI5_TX_BCLK	0xd6
+			MX8MN_IOMUXC_SAI5_RXD1_SAI5_TX_SYNC	0xd6
+		>;
+	};
 };
-- 
2.39.2


  reply	other threads:[~2023-06-15 21:53 UTC|newest]

Thread overview: 12+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2023-06-15 21:53 [PATCH V3 0/3] arm64: dts: imx8mn/imx8mm-beacon: Add HDMI Adam Ford
2023-06-15 21:53 ` Adam Ford
2023-06-15 21:53 ` Adam Ford [this message]
2023-06-15 21:53   ` [PATCH 1/3] arm64: dts: imx8mn-beacon: Add HDMI video with sound Adam Ford
2023-06-15 21:53 ` [PATCH 2/3] arm64: dts: imx8mm-beacon: Change camera I2C address Adam Ford
2023-06-15 21:53   ` Adam Ford
2023-06-15 21:53 ` [PATCH 3/3] arm64: dts: imx8mm-beacon: Add HDMI video with sound Adam Ford
2023-06-15 21:53   ` Adam Ford
2023-06-22 16:09 ` [PATCH V3 0/3] arm64: dts: imx8mn/imx8mm-beacon: Add HDMI Adam Ford
2023-06-22 16:09   ` Adam Ford
2023-07-18  1:27 ` Shawn Guo
2023-07-18  1:27   ` Shawn Guo

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