[PATCH 2/5] arm64: dts: ti: k3-j722s-main: Add CSI2RX nodes

Vaishnav Achath vaishnav.a at ti.com
Tue Feb 18 10:54:49 PST 2025


J722S has 4 CSI2RX receiver instances with external DPHY. The first CSI2RX
instance node is derived from the AM62P common dtsi, Add the nodes for the
subsequent three instances and keep them disabled.

TRM (12.6 Camera Peripherals): https://www.ti.com/lit/zip/sprujb3

Signed-off-by: Vaishnav Achath <vaishnav.a at ti.com>
---
 arch/arm64/boot/dts/ti/k3-j722s-main.dtsi | 183 ++++++++++++++++++++++
 1 file changed, 183 insertions(+)

diff --git a/arch/arm64/boot/dts/ti/k3-j722s-main.dtsi b/arch/arm64/boot/dts/ti/k3-j722s-main.dtsi
index f8e4424f3bb7..e69e9b34c0a4 100644
--- a/arch/arm64/boot/dts/ti/k3-j722s-main.dtsi
+++ b/arch/arm64/boot/dts/ti/k3-j722s-main.dtsi
@@ -154,6 +154,189 @@ usb1: usb at 31200000 {
 		};
 	};
 
+	ti_csi2rx1: ticsi2rx at 30122000 {
+		compatible = "ti,j721e-csi2rx-shim";
+		reg = <0x00 0x30122000 0x00 0x1000>;
+		ranges;
+		#address-cells = <2>;
+		#size-cells = <2>;
+		dmas = <&main_bcdma_csi 0 0x5100 0>;
+		dma-names = "rx0";
+		power-domains = <&k3_pds 247 TI_SCI_PD_EXCLUSIVE>;
+		status = "disabled";
+
+		cdns_csi2rx1: csi-bridge at 30121000 {
+			compatible = "ti,j721e-csi2rx", "cdns,csi2rx";
+			reg = <0x00 0x30121000 0x00 0x1000>;
+			clocks = <&k3_clks 247 0>, <&k3_clks 247 3>, <&k3_clks 247 0>,
+				 <&k3_clks 247 0>, <&k3_clks 247 4>, <&k3_clks 247 4>;
+			clock-names = "sys_clk", "p_clk", "pixel_if0_clk",
+				      "pixel_if1_clk", "pixel_if2_clk", "pixel_if3_clk";
+			phys = <&dphy1>;
+			phy-names = "dphy";
+
+			ports {
+				#address-cells = <1>;
+				#size-cells = <0>;
+
+				csi1_port0: port at 0 {
+					reg = <0>;
+					status = "disabled";
+				};
+
+				csi1_port1: port at 1 {
+					reg = <1>;
+					status = "disabled";
+				};
+
+				csi1_port2: port at 2 {
+					reg = <2>;
+					status = "disabled";
+				};
+
+				csi1_port3: port at 3 {
+					reg = <3>;
+					status = "disabled";
+				};
+
+				csi1_port4: port at 4 {
+					reg = <4>;
+					status = "disabled";
+				};
+			};
+		};
+	};
+
+	ti_csi2rx2: ticsi2rx at 30142000 {
+		compatible = "ti,j721e-csi2rx-shim";
+		reg = <0x00 0x30142000 0x00 0x1000>;
+		ranges;
+		#address-cells = <2>;
+		#size-cells = <2>;
+		power-domains = <&k3_pds 248 TI_SCI_PD_EXCLUSIVE>;
+		dmas = <&main_bcdma_csi 0 0x5200 0>;
+		dma-names = "rx0";
+		status = "disabled";
+
+		cdns_csi2rx2: csi-bridge at 30141000 {
+			compatible = "ti,j721e-csi2rx", "cdns,csi2rx";
+			reg = <0x00 0x30141000 0x00 0x1000>;
+			clocks = <&k3_clks 248 0>, <&k3_clks 248 3>, <&k3_clks 248 0>,
+				 <&k3_clks 248 0>, <&k3_clks 248 4>, <&k3_clks 248 4>;
+			clock-names = "sys_clk", "p_clk", "pixel_if0_clk",
+				      "pixel_if1_clk", "pixel_if2_clk", "pixel_if3_clk";
+			phys = <&dphy2>;
+			phy-names = "dphy";
+
+			ports {
+				#address-cells = <1>;
+				#size-cells = <0>;
+
+				csi2_port0: port at 0 {
+					reg = <0>;
+					status = "disabled";
+				};
+
+				csi2_port1: port at 1 {
+					reg = <1>;
+					status = "disabled";
+				};
+
+				csi2_port2: port at 2 {
+					reg = <2>;
+					status = "disabled";
+				};
+
+				csi2_port3: port at 3 {
+					reg = <3>;
+					status = "disabled";
+				};
+
+				csi2_port4: port at 4 {
+					reg = <4>;
+					status = "disabled";
+				};
+			};
+		};
+	};
+
+	ti_csi2rx3: ticsi2rx at 30162000 {
+		compatible = "ti,j721e-csi2rx-shim";
+		reg = <0x00 0x30162000 0x00 0x1000>;
+		ranges;
+		#address-cells = <2>;
+		#size-cells = <2>;
+		dmas = <&main_bcdma_csi 0 0x5300 0>;
+		dma-names = "rx0";
+		power-domains = <&k3_pds 249 TI_SCI_PD_EXCLUSIVE>;
+		status = "disabled";
+
+		cdns_csi2rx3: csi-bridge at 30161000 {
+			compatible = "ti,j721e-csi2rx", "cdns,csi2rx";
+			reg = <0x00 0x30161000 0x00 0x1000>;
+			clocks = <&k3_clks 249 0>, <&k3_clks 249 3>, <&k3_clks 249 0>,
+				 <&k3_clks 249 0>, <&k3_clks 249 4>, <&k3_clks 249 4>;
+			clock-names = "sys_clk", "p_clk", "pixel_if0_clk",
+				      "pixel_if1_clk", "pixel_if2_clk", "pixel_if3_clk";
+			phys = <&dphy3>;
+			phy-names = "dphy";
+
+			ports {
+				#address-cells = <1>;
+				#size-cells = <0>;
+
+				csi3_port0: port at 0 {
+					reg = <0>;
+					status = "disabled";
+				};
+
+				csi3_port1: port at 1 {
+					reg = <1>;
+					status = "disabled";
+				};
+
+				csi3_port2: port at 2 {
+					reg = <2>;
+					status = "disabled";
+				};
+
+				csi3_port3: port at 3 {
+					reg = <3>;
+					status = "disabled";
+				};
+
+				csi3_port4: port at 4 {
+					reg = <4>;
+					status = "disabled";
+				};
+			};
+		};
+	};
+
+	dphy1: phy at 30130000 {
+		compatible = "cdns,dphy-rx";
+		reg = <0x00 0x30130000 0x00 0x1100>;
+		#phy-cells = <0>;
+		power-domains = <&k3_pds 251 TI_SCI_PD_EXCLUSIVE>;
+		status = "disabled";
+	};
+
+	dphy2: phy at 30150000 {
+		compatible = "cdns,dphy-rx";
+		reg = <0x00 0x30150000 0x00 0x1100>;
+		#phy-cells = <0>;
+		power-domains = <&k3_pds 252 TI_SCI_PD_EXCLUSIVE>;
+		status = "disabled";
+	};
+
+	dphy3: phy at 30170000 {
+		compatible = "cdns,dphy-rx";
+		reg = <0x00 0x30170000 0x00 0x1100>;
+		#phy-cells = <0>;
+		power-domains = <&k3_pds 253 TI_SCI_PD_EXCLUSIVE>;
+		status = "disabled";
+	};
+
 	main_r5fss0: r5fss at 78400000 {
 		compatible = "ti,am62-r5fss";
 		#address-cells = <1>;
-- 
2.34.1




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