From d41d3e1b0427e3e9b469782fea9bb5bdbb179843 Mon Sep 17 00:00:00 2001
From: Alvin Xie <alvin@radxa.com>
Date: Thu, 25 Apr 2024 16:06:56 +0800
Subject: [PATCH] zero3: add radxa camera 8m

---
 .../arm64/boot/dts/rockchip/overlays/Makefile |   1 +
 .../overlays/radxa-zero3-radxa-camera-8m.dts  | 129 ++++++++++++++++++
 2 files changed, 130 insertions(+)
 create mode 100644 arch/arm64/boot/dts/rockchip/overlays/radxa-zero3-radxa-camera-8m.dts

diff --git a/arch/arm64/boot/dts/rockchip/overlays/Makefile b/arch/arm64/boot/dts/rockchip/overlays/Makefile
index f98724d9..4ecd48ea 100644
--- a/arch/arm64/boot/dts/rockchip/overlays/Makefile
+++ b/arch/arm64/boot/dts/rockchip/overlays/Makefile
@@ -293,6 +293,7 @@ dtb-$(CONFIG_CPU_RK3568) += \
 	radxa-cm3i-io-radxa-camera-8m-cam2.dtbo \
 	radxa-cm3i-io-sata.dtbo \
 	radxa-zero3-external-antenna.dtbo \
+	radxa-zero3-radxa-camera-8m.dtbo \
 	radxa-zero3-rpi-camera-v1.3.dtbo \
 	radxa-zero3-rpi-camera-v2.dtbo \
 	radxa-zero3-disabled-ethernet.dtbo \
diff --git a/arch/arm64/boot/dts/rockchip/overlays/radxa-zero3-radxa-camera-8m.dts b/arch/arm64/boot/dts/rockchip/overlays/radxa-zero3-radxa-camera-8m.dts
new file mode 100644
index 00000000..628ed992
--- /dev/null
+++ b/arch/arm64/boot/dts/rockchip/overlays/radxa-zero3-radxa-camera-8m.dts
@@ -0,0 +1,129 @@
+/dts-v1/;
+/plugin/;
+
+#include <dt-bindings/gpio/gpio.h>
+#include <dt-bindings/pinctrl/rockchip.h>
+
+
+/ {
+	metadata {
+		title = "Enable Radxa Camera 8M 219";
+		compatible = "radxa,zero3";
+		category = "camera";
+		exclusive = "csi2_dphy0";
+		description = "Enable Radxa Camera 8M 219.";
+	};
+};
+
+&{/} {
+	clk_cam_24m: external-camera-clock-24m {
+		status = "okay";
+		compatible = "fixed-clock";
+		clock-frequency = <24000000>;
+		clock-output-names = "clk_cam_24m";
+		#clock-cells = <0>;
+	};
+
+	camera_pwdn_gpio: camera-pwdn-gpio {
+		status = "okay";
+		compatible = "regulator-fixed";
+		regulator-name = "camera_pwdn_gpio";
+		regulator-always-on;
+		regulator-boot-on;
+		enable-active-high;
+		gpio = <&gpio3 RK_PC6 GPIO_ACTIVE_HIGH>;
+	};
+};
+
+&i2c2 {
+	status = "okay";
+	pinctrl-names = "default";
+	pinctrl-0 = <&i2c2m1_xfer>;
+	#address-cells = <1>;
+	#size-cells = <0>;
+
+	camera_imx219: camera-imx219@10 {
+		status = "okay";
+		compatible = "sony,imx219";
+		reg = <0x10>;
+		clocks = <&clk_cam_24m>;
+		clock-names = "xvclk";
+		rockchip,camera-module-index = <0>;
+		rockchip,camera-module-facing = "back";
+		rockchip,camera-module-name = "RADXA-CAMERA-8M";
+		rockchip,camera-module-lens-name = "default";
+
+		port {
+			ucam_out0: endpoint {
+				remote-endpoint = <&mipi_in_ucam0>;
+				data-lanes = <1 2>;
+			};
+		};
+	};
+};
+
+&csi2_dphy_hw {
+	status = "okay";
+};
+
+&csi2_dphy0 {
+	status = "okay";
+
+	ports {
+		#address-cells = <1>;
+		#size-cells = <0>;
+
+		port@0 {
+			reg = <0>;
+			#address-cells = <1>;
+			#size-cells = <0>;
+
+			mipi_in_ucam0: endpoint@1 {
+				reg = <1>;
+				remote-endpoint = <&ucam_out0>;
+				data-lanes = <1 2>;
+			};
+		};
+
+		port@1 {
+			reg = <1>;
+			#address-cells = <1>;
+			#size-cells = <0>;
+
+			dphy0_out: endpoint@1 {
+				reg = <1>;
+				remote-endpoint = <&isp0_in>;
+			};
+		};
+	};
+};
+
+&rkisp_vir0 {
+	status = "okay";
+
+	port {
+		#address-cells = <1>;
+		#size-cells = <0>;
+
+		isp0_in: endpoint@0 {
+			reg = <0>;
+			remote-endpoint = <&dphy0_out>;
+		};
+	};
+};
+
+&rkisp {
+	status = "okay";
+};
+
+&rkisp_mmu {
+	status = "okay";
+};
+
+&rkcif_mmu {
+	status = "okay";
+};
+
+&rkcif {
+	status = "okay";
+};