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Sat, 3 May 2025 02:08:41 -0500 Received: from DLEE100.ent.ti.com (157.170.170.30) by DLEE103.ent.ti.com (157.170.170.33) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_128_CBC_SHA256_P256) id 15.1.2507.23; Sat, 3 May 2025 02:08:40 -0500 Received: from lelvsmtp6.itg.ti.com (10.180.75.249) by DLEE100.ent.ti.com (157.170.170.30) 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; Sat, 3 May 2025 02:08:40 -0500 Received: from [10.249.136.145] ([10.249.136.145]) by lelvsmtp6.itg.ti.com (8.15.2/8.15.2) with ESMTP id 54378X05032476; Sat, 3 May 2025 02:08:34 -0500 Message-ID: <02a84099-7dfa-4901-bef5-29a06f3c747a@ti.com> Date: Sat, 3 May 2025 12:38:32 +0530 Precedence: bulk X-Mailing-List: imx@lists.linux.dev List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 User-Agent: Betterbird (Windows) Subject: Re: [PATCH v2 4/4] arm64: dts: ti: k3-am62x: Add required voltage supplies for TEVI-OV5640 To: Rishikesh Donadkar , , CC: , , , , , , , , , , , , References: <20250502162539.322091-1-r-donadkar@ti.com> <20250502162539.322091-5-r-donadkar@ti.com> Content-Language: en-US From: "Thakkar, Devarsh" In-Reply-To: <20250502162539.322091-5-r-donadkar@ti.com> Content-Type: text/plain; charset="UTF-8" Content-Transfer-Encoding: 7bit X-C2ProcessedOrg: 333ef613-75bf-4e12-a4b1-8e3623f5dcea On 5/2/2025 9:55 PM, Rishikesh Donadkar wrote: > The device tree overlay for TEVI-OV5640 requires following voltage > supplies as mentioned in the power section [1] > > AVDD-supply: Analog voltage supply, 2.8 volts > DOVDD-supply: Digital I/O voltage supply, 1.8 volts > DVDD-supply: Digital core voltage supply, 3.3 volts > > Add them in the DT overlay. > > Link: https://www.technexion.com/wp-content/uploads/2023/09/product-brief_tevi-ov5640.pdf > Signed-off-by: Rishikesh Donadkar Reviewed-by: Devarsh Thakkar Regards Devarsh > --- > .../dts/ti/k3-am62x-sk-csi2-tevi-ov5640.dtso | 32 +++++++++++++++++++ > 1 file changed, 32 insertions(+) > > diff --git a/arch/arm64/boot/dts/ti/k3-am62x-sk-csi2-tevi-ov5640.dtso b/arch/arm64/boot/dts/ti/k3-am62x-sk-csi2-tevi-ov5640.dtso > index b6bfdfbbdd984..fe3bc29632fa9 100644 > --- a/arch/arm64/boot/dts/ti/k3-am62x-sk-csi2-tevi-ov5640.dtso > +++ b/arch/arm64/boot/dts/ti/k3-am62x-sk-csi2-tevi-ov5640.dtso > @@ -15,6 +15,33 @@ clk_ov5640_fixed: ov5640-xclk { > #clock-cells = <0>; > clock-frequency = <24000000>; > }; > + > + reg_2p8v: regulator-2p8v { > + compatible = "regulator-fixed"; > + regulator-name = "2P8V"; > + regulator-min-microvolt = <2800000>; > + regulator-max-microvolt = <2800000>; > + vin-supply = <&vcc_3v3_sys>; > + regulator-always-on; > + }; > + > + reg_1p8v: regulator-1p8v { > + compatible = "regulator-fixed"; > + regulator-name = "1P8V"; > + regulator-min-microvolt = <1800000>; > + regulator-max-microvolt = <1800000>; > + vin-supply = <&vcc_3v3_sys>; > + regulator-always-on; > + }; > + > + reg_3p3v: regulator-3p3v { > + compatible = "regulator-fixed"; > + regulator-name = "3P3V"; > + regulator-min-microvolt = <3300000>; > + regulator-max-microvolt = <3300000>; > + vin-supply = <&vcc_3v3_sys>; > + regulator-always-on; > + }; > }; > > &main_i2c2 { > @@ -40,6 +67,11 @@ ov5640: camera@3c { > > clocks = <&clk_ov5640_fixed>; > clock-names = "xclk"; > + > + AVDD-supply = <®_2p8v>; > + DOVDD-supply = <®_1p8v>; > + DVDD-supply = <®_3p3v>; > + > powerdown-gpios = <&exp1 13 GPIO_ACTIVE_LOW>; > > port {