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Tue, 6 May 2025 05:02:31 -0500 Received: from DLEE105.ent.ti.com (157.170.170.35) by DLEE104.ent.ti.com (157.170.170.34) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_128_CBC_SHA256_P256) id 15.1.2507.23; Tue, 6 May 2025 05:02:30 -0500 Received: from lelvsmtp6.itg.ti.com (10.180.75.249) by DLEE105.ent.ti.com (157.170.170.35) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_128_CBC_SHA256_P256) id 15.1.2507.23 via Frontend Transport; Tue, 6 May 2025 05:02:30 -0500 Received: from [172.24.227.193] (devarsh-precision-tower-3620.dhcp.ti.com [172.24.227.193]) by lelvsmtp6.itg.ti.com (8.15.2/8.15.2) with ESMTP id 546A2QYp059866; Tue, 6 May 2025 05:02:26 -0500 Message-ID: <07611c06-2acf-46ce-b32a-b3a8b28ea227@ti.com> Date: Tue, 6 May 2025 15:32:25 +0530 Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 User-Agent: Betterbird (Linux) Subject: Re: [PATCH 1/2] arm64: dts: ti: k3-am625-beagleplay: Add required voltage supplies for OV5640 To: Rishikesh Donadkar , , CC: , , , , , , , , , , , References: <20250506045225.1246873-1-r-donadkar@ti.com> <20250506045225.1246873-2-r-donadkar@ti.com> Content-Language: en-US From: Devarsh Thakkar In-Reply-To: <20250506045225.1246873-2-r-donadkar@ti.com> Content-Type: text/plain; charset="UTF-8" Content-Transfer-Encoding: 7bit X-C2ProcessedOrg: 333ef613-75bf-4e12-a4b1-8e3623f5dcea 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 Reviewed-by: Devarsh Thakkar 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@3c { > 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>;