[PATCH 1/2] arm64: dts: ti: k3-am625-beagleplay: Add required voltage supplies for OV5640

[Devarsh Thakkar]

On 06/05/25 10:22, Rishikesh Donadkar wrote:
> The device tree overlay for OV5640 requires following voltage
> supplies:
> 
> AVDD-supply: Analog voltage supply, 2.8 volts
> DOVDD-supply: Digital I/O voltage supply, 1.8 volts
> DVDD-supply: Digital core voltage supply, 1.5 volts
> 
> Add them in the overlay.
> 
> Signed-off-by: Rishikesh Donadkar <r-donadkar at ti.com>

Reviewed-by: Devarsh Thakkar <devarsht at ti.com>

Regards
Devarsh
> ---
>  .../ti/k3-am625-beagleplay-csi2-ov5640.dtso   | 31 +++++++++++++++++++
>  1 file changed, 31 insertions(+)
> 
> diff --git a/arch/arm64/boot/dts/ti/k3-am625-beagleplay-csi2-ov5640.dtso b/arch/arm64/boot/dts/ti/k3-am625-beagleplay-csi2-ov5640.dtso
> index 3b4643b7d19c9..000305c9e3662 100644
> --- a/arch/arm64/boot/dts/ti/k3-am625-beagleplay-csi2-ov5640.dtso
> +++ b/arch/arm64/boot/dts/ti/k3-am625-beagleplay-csi2-ov5640.dtso
> @@ -15,6 +15,33 @@ clk_ov5640_fixed: ov5640-xclk {
>  		#clock-cells = <0>;
>  		clock-frequency = <12000000>;
>  	};
> +
> +	reg_2p8v: regulator-2p8v {
> +		compatible = "regulator-fixed";
> +		regulator-name = "2P8V";
> +		regulator-min-microvolt = <2800000>;
> +		regulator-max-microvolt = <2800000>;
> +		vin-supply = <&vdd_3v3>;
> +		regulator-always-on;
> +	};
> +
> +	reg_1p8v: regulator-1p8v {
> +		compatible = "regulator-fixed";
> +		regulator-name = "1P8V";
> +		regulator-min-microvolt = <1800000>;
> +		regulator-max-microvolt = <1800000>;
> +		vin-supply = <&vdd_3v3>;
> +		regulator-always-on;
> +	};
> +
> +	reg_1p5v: regulator-1p5v {
> +		compatible = "regulator-fixed";
> +		regulator-name = "1P5V";
> +		regulator-min-microvolt = <1500000>;
> +		regulator-max-microvolt = <1500000>;
> +		vin-supply = <&vdd_3v3>;
> +		regulator-always-on;
> +	};
>  };
>  
>  &main_gpio0 {
> @@ -39,6 +66,10 @@ ov5640: camera at 3c {
>  		clocks = <&clk_ov5640_fixed>;
>  		clock-names = "xclk";
>  
> +		AVDD-supply = <&reg_2p8v>;
> +		DOVDD-supply = <&reg_1p8v>;
> +		DVDD-supply = <&reg_1p5v>;
> +
>  		port {
>  			csi2_cam0: endpoint {
>  				remote-endpoint = <&csi2rx0_in_sensor>;