1 files changed, 85 insertions, 0 deletions
diff --git a/overlays/toradex-smarc-imx8mp_csi0-ov5640-27mhz_overlay.dts b/overlays/toradex-smarc-imx8mp_csi0-ov5640-27mhz_overlay.dts
new file mode 100644
index 0000000..89f60a9
--- /dev/null
+++ b/overlays/toradex-smarc-imx8mp_csi0-ov5640-27mhz_overlay.dts
@@ -0,0 +1,85 @@
+// SPDX-License-Identifier: GPL-2.0-or-later OR MIT
+/*
+ * Copyright (C) 2025 Toradex
+ *
+ * CSI Camera Module OV5640 with 27MHz Oscillator overlay for SMARC CSI0
+ *
+ * https://developer.toradex.com/hardware/accessories/cameras/csi-camera-module-5mp-ov5640-arducam
+ */
+
+/dts-v1/;
+/plugin/;
+
+#include <dt-bindings/gpio/gpio.h>
+
+/ {
+	compatible = "toradex,smarc-imx8mp";
+};
+
+&{/} {
+	clk_csi_0_ov5640: ov5640-csi-0-clock {
+		#clock-cells = <0>;
+		compatible = "fixed-clock";
+		clock-frequency = <27000000>;
+	};
+
+	regulator_camera_csi_0: regulator-camera-csi-0 {
+		compatible = "regulator-fixed";
+		/* SMARC GPIO0 as CAM0_PWR# - Camera Connector 24 */
+		gpios = <&som_gpio_expander 0 GPIO_ACTIVE_LOW>;
+		enable-active-high;
+		regulator-name = "V_CSI";
+		startup-delay-us = <5000>;
+	};
+};
+
+/* SMARC I2C_CAM0 */
+&i2c3 {
+	#address-cells = <1>;
+	#size-cells = <0>;
+	status = "okay";
+
+	camera@3c {
+		compatible = "ovti,ov5640";
+		reg = <0x3c>;
+		clocks = <&clk_csi_0_ov5640>;
+		clock-names = "xclk";
+		/* SMARC GPIO2 as CAM0_RST# - Camera Connector 11 */
+		reset-gpios = <&som_gpio_expander 2 GPIO_ACTIVE_LOW>;
+		AVDD-supply = <&regulator_camera_csi_0>;
+		DVDD-supply = <&regulator_camera_csi_0>;
+		DOVDD-supply = <&regulator_camera_csi_0>;
+		PVDD-supply = <&regulator_camera_csi_0>;
+
+		port {
+			ov5640_cam0_ep: endpoint {
+				remote-endpoint = <&mipi_csi_1_ep>;
+				clock-lanes = <0>;
+				data-lanes = <1 2>;
+			};
+		};
+	};
+};
+
+&isi_0 {
+	status = "okay";
+};
+
+/* SMARC CSI0 */
+&mipi_csi_1 {
+	status = "okay";
+
+	ports {
+		#address-cells = <1>;
+		#size-cells = <0>;
+
+		port@0 {
+			reg = <0>;
+
+			mipi_csi_1_ep: endpoint {
+				remote-endpoint = <&ov5640_cam0_ep>;
+				data-lanes = <1 2>;
+			};
+		};
+	};
+};