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From: Swamil Jain <s-jain1@ti.com>
To: <nm@ti.com>, <vigneshr@ti.com>, <kristo@kernel.org>,
	<robh@kernel.org>, <krzk+dt@kernel.org>, <conor+dt@kernel.org>,
	<tomi.valkeinen@ideasonboard.com>
Cc: <r-sharma3@ti.com>, <devarsht@ti.com>, <praneeth@ti.com>,
	<linux-arm-kernel@lists.infradead.org>,
	<devicetree@vger.kernel.org>, <linux-kernel@vger.kernel.org>,
	<s-jain1@ti.com>
Subject: [PATCH] arm64: dts: ti: k3-am62l: Enable HDMI & DSI display
Date: Thu, 14 May 2026 02:39:42 +0530	[thread overview]
Message-ID: <20260513210942.692269-1-s-jain1@ti.com> (raw)

From: Devarsh Thakkar <devarsht@ti.com>

Enable DSS, DSI and HDMI related nodes and pinmuxes.

Signed-off-by: Devarsh Thakkar <devarsht@ti.com>
Signed-off-by: Swamil Jain <s-jain1@ti.com>
---
 arch/arm64/boot/dts/ti/k3-am62l-main.dtsi | 47 ++++++++++++++++++
 arch/arm64/boot/dts/ti/k3-am62l3-evm.dts  | 58 +++++++++++++++++++++++
 2 files changed, 105 insertions(+)

diff --git a/arch/arm64/boot/dts/ti/k3-am62l-main.dtsi b/arch/arm64/boot/dts/ti/k3-am62l-main.dtsi
index 80615ca1e01a..1d255c9138db 100644
--- a/arch/arm64/boot/dts/ti/k3-am62l-main.dtsi
+++ b/arch/arm64/boot/dts/ti/k3-am62l-main.dtsi
@@ -584,4 +584,51 @@ scmi_shmem: sram@0 {
 			bootph-all;
 		};
 	};
+
+	dss: dss@30200000 {
+		compatible = "ti,am62l-dss";
+		reg = <0x00 0x30200000 0x00 0x1000>, /* common */
+		      <0x00 0x30202000 0x00 0x1000>, /* vidl1 */
+		      <0x00 0x30207000 0x00 0x1000>, /* ovr1 */
+		      <0x00 0x3020a000 0x00 0x1000>, /* vp1 */
+		      <0x00 0x30201000 0x00 0x1000>; /* common1 */
+		reg-names = "common", "vidl1", "ovr1", "vp1", "common1";
+		power-domains = <&scmi_pds 39>;
+		clocks = <&scmi_clk 162>,
+			 <&scmi_clk 161>;
+		clock-names = "fck", "vp1";
+		interrupts = <GIC_SPI 60 IRQ_TYPE_LEVEL_HIGH>;
+		status = "disabled";
+
+		dss_ports: ports {
+			#address-cells = <1>;
+			#size-cells = <0>;
+		};
+	};
+
+	dphy_tx0: phy@301c0000 {
+		compatible = "ti,j721e-dphy";
+		reg = <0x0 0x301c0000 0x0 0x1000>;
+		clocks = <&scmi_clk 348>, <&scmi_clk 343>;
+		clock-names = "psm", "pll_ref";
+		#phy-cells = <0>;
+		power-domains = <&scmi_pds 86>;
+		assigned-clocks = <&scmi_clk 343>;
+		assigned-clock-parents = <&scmi_clk 341>;
+		assigned-clock-rates = <25000000>;
+		status = "disabled";
+	};
+
+	dsi0: dsi@30500000 {
+		compatible = "ti,j721e-dsi";
+		reg = <0x0 0x30500000 0x0 0x100000>, <0x0 0x30270000 0x0 0x100>;
+		clocks = <&scmi_clk 155>, <&scmi_clk 158>;
+		clock-names = "dsi_p_clk", "dsi_sys_clk";
+		power-domains = <&scmi_pds 38>;
+		interrupt-parent = <&gic500>;
+		interrupts = <GIC_SPI 57 IRQ_TYPE_LEVEL_HIGH>;
+		phys = <&dphy_tx0>;
+		phy-names = "dphy";
+		status = "disabled";
+	};
 };
diff --git a/arch/arm64/boot/dts/ti/k3-am62l3-evm.dts b/arch/arm64/boot/dts/ti/k3-am62l3-evm.dts
index a1af4571a815..7462921e2180 100644
--- a/arch/arm64/boot/dts/ti/k3-am62l3-evm.dts
+++ b/arch/arm64/boot/dts/ti/k3-am62l3-evm.dts
@@ -119,6 +119,18 @@ vcc_1v8: regulator-3 {
 		regulator-always-on;
 		regulator-boot-on;
 	};
+
+	hdmi0: connector-hdmi {
+		compatible = "hdmi-connector";
+		label = "hdmi";
+		type = "a";
+
+		port {
+			hdmi_connector_in: endpoint {
+				remote-endpoint = <&sii9022_out>;
+			};
+		};
+	};
 };
 
 &gpio0 {
@@ -192,6 +204,36 @@ exp2: gpio@23 {
 		bootph-all;
 	};
 
+	sii9022: bridge-hdmi@3b {
+		compatible = "sil,sii9022";
+		reg = <0x3b>;
+		interrupt-parent = <&exp1>;
+		interrupts = <16 IRQ_TYPE_EDGE_FALLING>;
+		#sound-dai-cells = <0>;
+		sil,i2s-data-lanes = < 0 >;
+		bootph-all;
+
+		ports {
+			#address-cells = <1>;
+			#size-cells = <0>;
+
+			port@0 {
+				reg = <0>;
+
+				sii9022_in: endpoint {
+					remote-endpoint = <&dpi_out>;
+				};
+			};
+
+			port@1 {
+				reg = <1>;
+
+				sii9022_out: endpoint {
+					remote-endpoint = <&hdmi_connector_in>;
+				};
+			};
+		};
+	};
 };
 
 &i2c2 {
@@ -375,6 +417,22 @@ &usb1 {
 	pinctrl-0 = <&usb1_default_pins>;
 };
 
+&dss {
+	status = "okay";
+	bootph-all;
+};
+
+&dss_ports {
+	/* VP1: DPI Output */
+	port@0 {
+		reg = <0>;
+
+		dpi_out: endpoint {
+			remote-endpoint = <&sii9022_in>;
+		};
+	};
+};
+
 &wkup_uart0 {
 	pinctrl-0 = <&wkup_uart0_pins_default>;
 	pinctrl-names = "default";


                 reply	other threads:[~2026-05-13 21:10 UTC|newest]

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