From a5da12f37b8532b7ea9196ae7c7927a535883194 Mon Sep 17 00:00:00 2001 From: Rishikesh Donadkar Date: Tue, 6 May 2025 10:22:24 +0530 Subject: [PATCH] arm64: dts: ti: k3-am625-beagleplay: Add required voltage supplies for OV5640 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 Reviewed-by: Devarsh Thakkar Link: https://lore.kernel.org/r/20250506045225.1246873-2-r-donadkar@ti.com Signed-off-by: Nishanth Menon --- .../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 3b4643b7d19c..000305c9e366 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 @@ #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 @@ clocks = <&clk_ov5640_fixed>; clock-names = "xclk"; + AVDD-supply = <®_2p8v>; + DOVDD-supply = <®_1p8v>; + DVDD-supply = <®_1p5v>; + port { csi2_cam0: endpoint { remote-endpoint = <&csi2rx0_in_sensor>; -- 2.50.1