dt-overlays/bpi-m2u-ov5640.dts at master · wens/dt-overlays · GitHub

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// SPDX-License-Identifier: (GPL-2.0+ OR MIT)
//
// Copyright (C) 2018 Chen-Yu Tsai <wens@csie.org>
//
// Bananapi camera module based on OV5640

#ifdef __DTO_TEST__
#include <arm/sun8i-r40-bananapi-m2-ultra.dts>
#else
/dts-v1/;
/plugin/;
#endif

#include <dt-bindings/clock/sun8i-r40-ccu.h>
#include <dt-bindings/gpio/gpio.h>

&csi0 {
	pinctrl-names = "default";
	pinctrl-0 = <&csi0_8bits_pins>;
	status = "okay";

	port {
		/* Parallel bus endpoint */
		csi0_from_ov5640: endpoint {
			remote-endpoint = <&ov5640_to_csi0>;
			bus-width = <8>;
			hsync-active = <1>; /* Active high */
			vsync-active = <1>; /* Active high */
			data-active = <1>;  /* Active high */
			pclk-sample = <1>;  /* Rising */
		};
	};
};

&i2c4 {
	status = "okay";

	ov5640: camera@3c {
		compatible = "ovti,ov5640";
		reg = <0x3c>;
		pinctrl-names = "default";
		pinctrl-0 = <&csi0_mclk_pin>;
		clocks = <&ccu CLK_CSI0_MCLK>;
		clock-names = "xclk";

		reset-gpios = <&pio 8 7 GPIO_ACTIVE_LOW>; /* PI7 */
		powerdown-gpios = <&pio 8 6 GPIO_ACTIVE_HIGH>; /* PI6 */
		AVDD-supply = <&reg_aldo1>;
		DOVDD-supply = <&reg_eldo1>;
		DVDD-supply = <&reg_eldo2>;

		port {
			ov5640_to_csi0: endpoint {
				remote-endpoint = <&csi0_from_ov5640>;
				bus-width = <8>;
				data-shift = <2>;
				hsync-active = <1>; /* Active high */
				vsync-active = <1>; /* Active high */
				data-active = <1>;  /* Active high */
				pclk-sample = <1>;  /* Rising */
			};
		};
	};
};

&reg_aldo1 {
	regulator-name = "csi-avdd";
	regulator-min-microvolt = <2800000>;
	regulator-max-microvolt = <2800000>;
};

&reg_eldo1 {
	regulator-name = "csi-iovcc";
	regulator-min-microvolt = <2800000>;
	regulator-max-microvolt = <2800000>;
};

&reg_eldo2 {
	regulator-name = "csi-dvdd";
	regulator-min-microvolt = <1500000>;
	regulator-max-microvolt = <1500000>;
};