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From: Vaishnav Achath <vaishnav.a@ti.com>
To: <vigneshr@ti.com>, <nm@ti.com>, <conor+dt@kernel.org>, <kristo@kernel.org>,
        <krzysztof.kozlowski+dt@linaro.org>, <robh+dt@kernel.org>
CC: <j-luthra@ti.com>, <devicetree@vger.kernel.org>, <j-choudhary@ti.com>,
        <kernel@pengutronix.de>, <linux-arm-kernel@lists.infradead.org>,
        <linux-kernel@vger.kernel.org>, <u-kumar1@ti.com>, <vaishnav.a@ti.com>,
        <afd@ti.com>
Subject: [PATCH v2 8/9] arm64: dts: ti: k3-j784s4-main: Add CSI2RX capture nodes
Date: Thu, 8 Feb 2024 14:12:53 +0530
Message-ID: <20240208084254.295289-9-vaishnav.a@ti.com>
In-Reply-To: <20240208084254.295289-1-vaishnav.a@ti.com>
References: <20240208084254.295289-1-vaishnav.a@ti.com>
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J784S4 has three CSI2RX capture subsystem featuring Cadence CSI2RX,
DPHY and TI's pixel grabbing wrapper. Add nodes for the same and
keep them disabled by default. J784S4 uses a dedicated BCDMA instance
for CSI-RX traffic, so enable that as well.

J784S4 TRM (Section 12.7 Camera Subsystem):
	https://www.ti.com/lit/zip/spruj52

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

V1->V2: Update commit message with TRM.

 arch/arm64/boot/dts/ti/k3-j784s4-main.dtsi | 183 ++++++++++++++++++++-
 1 file changed, 182 insertions(+), 1 deletion(-)

diff --git a/arch/arm64/boot/dts/ti/k3-j784s4-main.dtsi b/arch/arm64/boot/dts/ti/k3-j784s4-main.dtsi
index 3cb964982792..e3820ee52dbb 100644
--- a/arch/arm64/boot/dts/ti/k3-j784s4-main.dtsi
+++ b/arch/arm64/boot/dts/ti/k3-j784s4-main.dtsi
@@ -662,6 +662,188 @@ main_i2c6: i2c@2060000 {
 		status = "disabled";
 	};
 
+	ti_csi2rx0: ticsi2rx@4500000 {
+		compatible = "ti,j721e-csi2rx-shim";
+		dmas = <&main_bcdma_csi 0 0x4940 0>;
+		dma-names = "rx0";
+		reg = <0x00 0x04500000 0x00 0x00001000>;
+		power-domains = <&k3_pds 72 TI_SCI_PD_EXCLUSIVE>;
+		#address-cells = <2>;
+		#size-cells = <2>;
+		ranges;
+		status = "disabled";
+
+		cdns_csi2rx0: csi-bridge@4504000 {
+			compatible = "ti,j721e-csi2rx", "cdns,csi2rx";
+			reg = <0x00 0x04504000 0x00 0x00001000>;
+			clocks = <&k3_clks 72 2>, <&k3_clks 72 0>, <&k3_clks 72 2>,
+				<&k3_clks 72 2>, <&k3_clks 72 3>, <&k3_clks 72 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@4510000 {
+		compatible = "ti,j721e-csi2rx-shim";
+		dmas = <&main_bcdma_csi 0 0x4960 0>;
+		dma-names = "rx0";
+		reg = <0x00 0x04510000 0x00 0x1000>;
+		power-domains = <&k3_pds 73 TI_SCI_PD_EXCLUSIVE>;
+		#address-cells = <2>;
+		#size-cells = <2>;
+		ranges;
+		status = "disabled";
+
+		cdns_csi2rx1: csi-bridge@4514000 {
+			compatible = "ti,j721e-csi2rx", "cdns,csi2rx";
+			reg = <0x00 0x04514000 0x00 0x00001000>;
+			clocks = <&k3_clks 73 2>, <&k3_clks 73 0>, <&k3_clks 73 2>,
+				<&k3_clks 73 2>, <&k3_clks 73 3>, <&k3_clks 73 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";
+				};
+			};
+		};
+	};
+
+	ti_csi2rx2: ticsi2rx@4520000 {
+		compatible = "ti,j721e-csi2rx-shim";
+		dmas = <&main_bcdma_csi 0 0x4980 0>;
+		dma-names = "rx0";
+		reg = <0x00 0x04520000 0x00 0x00001000>;
+		power-domains = <&k3_pds 74 TI_SCI_PD_EXCLUSIVE>;
+		#address-cells = <2>;
+		#size-cells = <2>;
+		ranges;
+		status = "disabled";
+
+		cdns_csi2rx2: csi-bridge@4524000 {
+			compatible = "ti,j721e-csi2rx", "cdns,csi2rx";
+			reg = <0x00 0x04524000 0x00 0x00001000>;
+			clocks = <&k3_clks 74 2>, <&k3_clks 74 0>, <&k3_clks 74 2>,
+				<&k3_clks 74 2>, <&k3_clks 74 3>, <&k3_clks 74 3>;
+			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@0 {
+					reg = <0>;
+					status = "disabled";
+				};
+
+				csi2_port1: port@1 {
+					reg = <1>;
+					status = "disabled";
+				};
+
+				csi2_port2: port@2 {
+					reg = <2>;
+					status = "disabled";
+				};
+
+				csi2_port3: port@3 {
+					reg = <3>;
+					status = "disabled";
+				};
+
+				csi2_port4: port@4 {
+					reg = <4>;
+					status = "disabled";
+				};
+			};
+		};
+	};
+
+	dphy0: phy@4580000 {
+		compatible = "cdns,dphy-rx";
+		reg = <0x00 0x04580000 0x00 0x00001100>;
+		#phy-cells = <0>;
+		power-domains = <&k3_pds 212 TI_SCI_PD_EXCLUSIVE>;
+		status = "disabled";
+	};
+
+	dphy1: phy@4590000 {
+		compatible = "cdns,dphy-rx";
+		reg = <0x00 0x04590000 0x00 0x00001100>;
+		#phy-cells = <0>;
+		power-domains = <&k3_pds 213 TI_SCI_PD_EXCLUSIVE>;
+		status = "disabled";
+	};
+
+	dphy2: phy@45a0000 {
+		compatible = "cdns,dphy-rx";
+		reg = <0x00 0x045a0000 0x00 0x00001100>;
+		#phy-cells = <0>;
+		power-domains = <&k3_pds 214 TI_SCI_PD_EXCLUSIVE>;
+		status = "disabled";
+	};
+
 	main_sdhci0: mmc@4f80000 {
 		compatible = "ti,j721e-sdhci-8bit";
 		reg = <0x00 0x04f80000 0x00 0x1000>,
@@ -1224,7 +1406,6 @@ main_bcdma_csi: dma-controller@311a0000 {
 			ti,sci-dev-id = <281>;
 			ti,sci-rm-range-rchan = <0x21>;
 			ti,sci-rm-range-tchan = <0x22>;
-			status = "disabled";
 		};
 
 		cpts@310d0000 {
-- 
2.34.1