linux-kernel - [PATCH v2 6/9] arm64: dts: ti: k3-j721e-main: Add CSI2RX capture nodes

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Date: Thu, 8 Feb 2024 14:12:51 +0530
From: Vaishnav Achath <vaishnav.a@...com>
To: <vigneshr@...com>, <nm@...com>, <conor+dt@...nel.org>, <kristo@...nel.org>,
        <krzysztof.kozlowski+dt@...aro.org>, <robh+dt@...nel.org>
CC: <j-luthra@...com>, <devicetree@...r.kernel.org>, <j-choudhary@...com>,
        <kernel@...gutronix.de>, <linux-arm-kernel@...ts.infradead.org>,
        <linux-kernel@...r.kernel.org>, <u-kumar1@...com>, <vaishnav.a@...com>,
        <afd@...com>
Subject: [PATCH v2 6/9] arm64: dts: ti: k3-j721e-main: Add CSI2RX capture nodes

J721E has two CSI2RX capture subsystem featuring Cadence CSI2RX,
DPHY and TI's pixel grabbing wrapper. Add nodes for the same and
keep them disabled by default.

J721E TRM (Section 12.7 Camera Subsystem):
	https://www.ti.com/lit/zip/spruil1

Signed-off-by: Vaishnav Achath <vaishnav.a@...com>
---

V1->V2: Update commit message with TRM.

 arch/arm64/boot/dts/ti/k3-j721e-main.dtsi | 122 ++++++++++++++++++++++
 1 file changed, 122 insertions(+)

diff --git a/arch/arm64/boot/dts/ti/k3-j721e-main.dtsi b/arch/arm64/boot/dts/ti/k3-j721e-main.dtsi
index 062a6fca5a31..8df1eed80996 100644
--- a/arch/arm64/boot/dts/ti/k3-j721e-main.dtsi
+++ b/arch/arm64/boot/dts/ti/k3-j721e-main.dtsi
@@ -572,6 +572,128 @@ main_timerio_output: pinctrl@...280 {
 		pinctrl-single,function-mask = <0x0000001f>;
 	};
 
+	ti_csi2rx0: ticsi2rx@...0000 {
+		compatible = "ti,j721e-csi2rx-shim";
+		dmas = <&main_udmap 0x4940>;
+		dma-names = "rx0";
+		reg = <0x0 0x4500000 0x0 0x1000>;
+		power-domains = <&k3_pds 26 TI_SCI_PD_EXCLUSIVE>;
+		#address-cells = <2>;
+		#size-cells = <2>;
+		ranges;
+		status = "disabled";
+
+		cdns_csi2rx0: csi-bridge@...4000 {
+			compatible = "ti,j721e-csi2rx", "cdns,csi2rx";
+			reg = <0x0 0x4504000 0x0 0x1000>;
+			clocks = <&k3_clks 26 2>, <&k3_clks 26 0>, <&k3_clks 26 2>,
+				<&k3_clks 26 2>, <&k3_clks 26 3>, <&k3_clks 26 3>;
+			clock-names = "sys_clk", "p_clk", "pixel_if0_clk",
+				"pixel_if1_clk", "pixel_if2_clk", "pixel_if3_clk";
+			phys = <&dphy0>;
+			phy-names = "dphy";
+
+			ports {
+				#address-cells = <1>;
+				#size-cells = <0>;
+
+				csi0_port0: port@0 {
+					reg = <0>;
+					status = "disabled";
+				};
+
+				csi0_port1: port@1 {
+					reg = <1>;
+					status = "disabled";
+				};
+
+				csi0_port2: port@2 {
+					reg = <2>;
+					status = "disabled";
+				};
+
+				csi0_port3: port@3 {
+					reg = <3>;
+					status = "disabled";
+				};
+
+				csi0_port4: port@4 {
+					reg = <4>;
+					status = "disabled";
+				};
+			};
+		};
+	};
+
+	ti_csi2rx1: ticsi2rx@...0000 {
+		compatible = "ti,j721e-csi2rx-shim";
+		dmas = <&main_udmap 0x4960>;
+		dma-names = "rx0";
+		reg = <0x0 0x4510000 0x0 0x1000>;
+		power-domains = <&k3_pds 27 TI_SCI_PD_EXCLUSIVE>;
+		#address-cells = <2>;
+		#size-cells = <2>;
+		ranges;
+		status = "disabled";
+
+		cdns_csi2rx1: csi-bridge@...4000 {
+			compatible = "ti,j721e-csi2rx", "cdns,csi2rx";
+			reg = <0x0 0x4514000 0x0 0x1000>;
+			clocks = <&k3_clks 27 2>, <&k3_clks 27 0>, <&k3_clks 27 2>,
+				 <&k3_clks 27 2>, <&k3_clks 27 3>, <&k3_clks 27 3>;
+			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@0 {
+					reg = <0>;
+					status = "disabled";
+				};
+
+				csi1_port1: port@1 {
+					reg = <1>;
+					status = "disabled";
+				};
+
+				csi1_port2: port@2 {
+					reg = <2>;
+					status = "disabled";
+				};
+
+				csi1_port3: port@3 {
+					reg = <3>;
+					status = "disabled";
+				};
+
+				csi1_port4: port@4 {
+					reg = <4>;
+					status = "disabled";
+				};
+			};
+		};
+	};
+
+	dphy0: phy@...0000 {
+		compatible = "cdns,dphy-rx";
+		reg = <0x0 0x4580000 0x0 0x1100>;
+		#phy-cells = <0>;
+		power-domains = <&k3_pds 147 TI_SCI_PD_EXCLUSIVE>;
+		status = "disabled";
+	};
+
+	dphy1: phy@...0000 {
+		compatible = "cdns,dphy-rx";
+		reg = <0x0 0x4590000 0x0 0x1100>;
+		#phy-cells = <0>;
+		power-domains = <&k3_pds 148 TI_SCI_PD_EXCLUSIVE>;
+		status = "disabled";
+	};
+
 	serdes_wiz0: wiz@...0000 {
 		compatible = "ti,j721e-wiz-16g";
 		#address-cells = <1>;
-- 
2.34.1