Commit 3d52973d authored by Lad Prabhakar's avatar Lad Prabhakar Committed by Geert Uytterhoeven
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arm64: dts: renesas: rzg2l-smarc: Enable CRU, CSI support 



Enable CRU, CSI on RZ/G2L SMARC EVK and tie the CSI to OV5645 sensor
using Device Tree overlay. rz-smarc-cru-csi-ov5645.dtsi is created so
that RZ/G2L alike EVKs can make use of it.

Signed-off-by: default avatarLad Prabhakar <prabhakar.mahadev-lad.rj@bp.renesas.com>
Reviewed-by: default avatarGeert Uytterhoeven <geert+renesas@glider.be>
Link: https://lore.kernel.org/r/20230322125648.24948-3-prabhakar.mahadev-lad.rj@bp.renesas.com


Signed-off-by: default avatarGeert Uytterhoeven <geert+renesas@glider.be>
parent 95c91e77

arch/arm64/boot/dts/renesas/Makefile

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@@ -80,6 +80,7 @@ dtb-$(CONFIG_ARCH_R9A07G043) += r9a07g043-smarc-pmod.dtbo 


dtb-$(CONFIG_ARCH_R9A07G044) += r9a07g044c2-smarc.dtb

dtb-$(CONFIG_ARCH_R9A07G044) += r9a07g044l2-smarc.dtb

dtb-$(CONFIG_ARCH_R9A07G044) += r9a07g044l2-smarc-cru-csi-ov5645.dtbo



dtb-$(CONFIG_ARCH_R9A07G054) += r9a07g054l2-smarc.dtb

arch/arm64/boot/dts/renesas/r9a07g044l2-smarc-cru-csi-ov5645.dtso

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// SPDX-License-Identifier: GPL-2.0

/*

 * Device Tree overlay for the RZ/G2L SMARC EVK with OV5645 camera

 * connected to CSI and CRU enabled.

 *

 * Copyright (C) 2023 Renesas Electronics Corp.

 */



/dts-v1/;

/plugin/;



#include <dt-bindings/gpio/gpio.h>

#include <dt-bindings/pinctrl/rzg2l-pinctrl.h>



#define OV5645_PARENT_I2C i2c0

#include "rz-smarc-cru-csi-ov5645.dtsi"



&ov5645 {

	enable-gpios = <&pinctrl RZG2L_GPIO(2, 0) GPIO_ACTIVE_HIGH>;

	reset-gpios = <&pinctrl RZG2L_GPIO(40, 2) GPIO_ACTIVE_LOW>;

};

arch/arm64/boot/dts/renesas/rz-smarc-cru-csi-ov5645.dtsi

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// SPDX-License-Identifier: GPL-2.0

/*

 * Common Device Tree for the RZ/G2L SMARC EVK (and alike EVKs) with

 * OV5645 camera connected to CSI and CRU enabled.

 *

 * Copyright (C) 2023 Renesas Electronics Corp.

 */



&{/} {

	ov5645_vdddo_1v8: 1p8v {

		compatible = "regulator-fixed";

		regulator-name = "camera_vdddo";

		regulator-min-microvolt = <1800000>;

		regulator-max-microvolt = <1800000>;

		regulator-always-on;

	};



	ov5645_vdda_2v8: 2p8v {

		compatible = "regulator-fixed";

		regulator-name = "camera_vdda";

		regulator-min-microvolt = <2800000>;

		regulator-max-microvolt = <2800000>;

		regulator-always-on;

	};



	ov5645_vddd_1v5: 1p5v {

		compatible = "regulator-fixed";

		regulator-name = "camera_vddd";

		regulator-min-microvolt = <1500000>;

		regulator-max-microvolt = <1500000>;

		regulator-always-on;

	};



	ov5645_fixed_clk: osc25250-clk {

		compatible = "fixed-clock";

		#clock-cells = <0>;

		clock-frequency = <24000000>;

	};

};



&cru {

	status = "okay";

};



&csi2 {

	status = "okay";



	ports {

		port@0 {

			csi2_in: endpoint {

				clock-lanes = <0>;

				data-lanes = <1 2>;

				remote-endpoint = <&ov5645_ep>;

			};

		};

	};

};



&OV5645_PARENT_I2C {

	#address-cells = <1>;

	#size-cells = <0>;



	ov5645: camera@3c {

		compatible = "ovti,ov5645";

		reg = <0x3c>;

		clocks = <&ov5645_fixed_clk>;

		clock-frequency = <24000000>;

		vdddo-supply = <&ov5645_vdddo_1v8>;

		vdda-supply = <&ov5645_vdda_2v8>;

		vddd-supply = <&ov5645_vddd_1v5>;



		port {

			ov5645_ep: endpoint {

				clock-lanes = <0>;

				data-lanes = <1 2>;

				remote-endpoint = <&csi2_in>;

			};

		};

	};

};