linux-kernel - [PATCH 4/6] arm64: dts: ti: k3-j721s2-main: Add DSI1

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Message-ID: <20260130205820.83189-5-d.haller@phytec.de>
Date: Fri, 30 Jan 2026 12:58:14 -0800
From: Dominik Haller <d.haller@...tec.de>
To: <adrien.grassein@...il.com>, <jernej.skrabec@...il.com>, <onas@...boo.se>,
	<Laurent.pinchart@...asonboard.com>, <krzk+dt@...nel.org>,
	<conor+dt@...nel.org>, <robh@...nel.org>, Nishanth Menon <nm@...com>,
	"Vignesh Raghavendra" <vigneshr@...com>, Tero Kristo <kristo@...nel.org>
CC: <dri-devel@...ts.freedesktop.org>, <devicetree@...r.kernel.org>,
	<linux-arm-kernel@...ts.infradead.org>, <upstream@...ts.phytec.de>, "Dominik
 Haller" <d.haller@...tec.de>, <linux-kernel@...r.kernel.org>
Subject: [PATCH 4/6] arm64: dts: ti: k3-j721s2-main: Add DSI1

Add the second DSI instance and its corresponding phy to the main domain
include file.

Signed-off-by: Dominik Haller <d.haller@...tec.de>
---
 arch/arm64/boot/dts/ti/k3-j721s2-main.dtsi | 39 ++++++++++++++++++++++
 1 file changed, 39 insertions(+)

diff --git a/arch/arm64/boot/dts/ti/k3-j721s2-main.dtsi b/arch/arm64/boot/dts/ti/k3-j721s2-main.dtsi
index 80c51b11ac9f..80a32c451d1b 100644
--- a/arch/arm64/boot/dts/ti/k3-j721s2-main.dtsi
+++ b/arch/arm64/boot/dts/ti/k3-j721s2-main.dtsi
@@ -1815,6 +1815,19 @@ dphy_tx0: phy@...0000 {
 		status = "disabled";
 	};
 
+	dphy_tx1: phy@...1000 {
+		compatible = "ti,j721e-dphy";
+		reg = <0x00 0x04481000 0x00 0x00001000>;
+		clocks = <&k3_clks 364 8>, <&k3_clks 364 14>;
+		clock-names = "psm", "pll_ref";
+		#phy-cells = <0>;
+		power-domains = <&k3_pds 364 TI_SCI_PD_EXCLUSIVE>;
+		assigned-clocks = <&k3_clks 364 14>;
+		assigned-clock-parents = <&k3_clks 364 15>;
+		assigned-clock-rates = <19200000>;
+		status = "disabled";
+	};
+
 	dsi0: dsi@...0000 {
 		compatible = "ti,j721e-dsi";
 		reg = <0x00 0x04800000 0x00 0x00100000>,
@@ -1841,6 +1854,32 @@ port@1 {
 		};
 	};
 
+	dsi1: dsi@...0000 {
+		compatible = "ti,j721e-dsi";
+		reg = <0x00 0x04900000 0x00 0x00100000>,
+		      <0x00 0x04720000 0x00 0x00000100>;
+		clocks = <&k3_clks 155 4>, <&k3_clks 155 1>;
+		clock-names = "dsi_p_clk", "dsi_sys_clk";
+		power-domains = <&k3_pds 155 TI_SCI_PD_EXCLUSIVE>;
+		interrupts = <GIC_SPI 601 IRQ_TYPE_LEVEL_HIGH>;
+		phys = <&dphy_tx1>;
+		phy-names = "dphy";
+		status = "disabled";
+
+		dsi1_ports: ports {
+			#address-cells = <1>;
+			#size-cells = <0>;
+
+			port@0 {
+				reg = <0>;
+			};
+
+			port@1 {
+				reg = <1>;
+			};
+		};
+	};
+
 	dss: dss@...0000 {
 		compatible = "ti,j721e-dss";
 		reg = <0x00 0x04a00000 0x00 0x10000>, /* common_m */
-- 
2.43.0