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[v8,10/10,DNI] arm64: dts: broadcom: Add overlay for Raspberry Pi 4B IMX219 camera

Message ID 20240327000510.2541-11-laurent.pinchart@ideasonboard.com
State Superseded
Headers show
Series media: Add driver for the Raspberry Pi <5 CSI-2 receiver | expand

Commit Message

Laurent Pinchart March 27, 2024, 12:05 a.m. UTC 
For testing only at this point.

Signed-off-by: Laurent Pinchart <laurent.pinchart@ideasonboard.com>
---
Changes since v6:

- Add combined DTB to dtbs
---
 arch/arm64/boot/dts/broadcom/Makefile         |  4 ++
 .../dts/broadcom/bcm2711-rpi-4-b-imx219.dtso  | 65 +++++++++++++++++++
 2 files changed, 69 insertions(+)
 create mode 100644 arch/arm64/boot/dts/broadcom/bcm2711-rpi-4-b-imx219.dtso
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Patch

diff --git a/arch/arm64/boot/dts/broadcom/Makefile b/arch/arm64/boot/dts/broadcom/Makefile
index 8b4591ddd27c..59bf2891241b 100644
--- a/arch/arm64/boot/dts/broadcom/Makefile
+++ b/arch/arm64/boot/dts/broadcom/Makefile
@@ -12,6 +12,10 @@  dtb-$(CONFIG_ARCH_BCM2835) += bcm2711-rpi-400.dtb \
 			      bcm2837-rpi-cm3-io3.dtb \
 			      bcm2837-rpi-zero-2-w.dtb
 
+bcm2711-rpi-4-b-imx219-dtbs := bcm2711-rpi-4-b.dtb bcm2711-rpi-4-b-imx219.dtbo
+
+dtb-$(CONFIG_ARCH_BCM2835) += bcm2711-rpi-4-b-imx219.dtb
+
 subdir-y	+= bcmbca
 subdir-y	+= northstar2
 subdir-y	+= stingray
diff --git a/arch/arm64/boot/dts/broadcom/bcm2711-rpi-4-b-imx219.dtso b/arch/arm64/boot/dts/broadcom/bcm2711-rpi-4-b-imx219.dtso
new file mode 100644
index 000000000000..33c3219ca4c3
--- /dev/null
+++ b/arch/arm64/boot/dts/broadcom/bcm2711-rpi-4-b-imx219.dtso
@@ -0,0 +1,65 @@ 
+// SPDX-License-Identifier: GPL-2.0-only
+// Definitions for IMX219 camera module on VC I2C bus
+
+/dts-v1/;
+/plugin/;
+
+&{/} {
+	cam1_clk: cam1_clk {
+		compatible = "fixed-clock";
+		#clock-cells = <0>;
+		clock-frequency = <24000000>;
+	};
+};
+
+&csi1 {
+	status = "okay";
+
+	port {
+		csi_ep: endpoint {
+			remote-endpoint = <&cam_endpoint>;
+			clock-lanes = <0>;
+			data-lanes = <1 2>;
+			clock-noncontinuous;
+		};
+	};
+};
+
+&i2c0 {
+	status = "okay";
+};
+
+&i2c0_1 {
+	#address-cells = <1>;
+	#size-cells = <0>;
+	status = "okay";
+
+	camera@10 {
+		compatible = "sony,imx219";
+		reg = <0x10>;
+
+		clocks = <&cam1_clk>;
+		clock-names = "xclk";
+
+		VANA-supply = <&cam1_reg>;	/* 2.8v */
+		VDIG-supply = <&cam1_reg>;	/* 1.8v */
+		VDDL-supply = <&cam1_reg>;	/* 1.2v */
+
+		rotation = <180>;
+		orientation = <2>;
+
+		port {
+			cam_endpoint: endpoint {
+				remote-endpoint = <&csi_ep>;
+				clock-lanes = <0>;
+				data-lanes = <1 2>;
+				clock-noncontinuous;
+				link-frequencies = /bits/ 64 <456000000>;
+			};
+		};
+	};
+};
+
+&i2c0mux {
+	status = "okay";
+};