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Fri, 12 Apr 2024 19:03:26 +0000 From: Volodymyr Babchuk To: "linux-arm-msm@vger.kernel.org" CC: Stephan Gerhold , Volodymyr Babchuk , Bjorn Andersson , Konrad Dybcio , Rob Herring , Krzysztof Kozlowski , Conor Dooley , "devicetree@vger.kernel.org" , "linux-kernel@vger.kernel.org" Subject: [PATCH v3 2/2] arm64: dts: qcom: sa8155p-adp: lower min volt for L13C regulator Thread-Topic: [PATCH v3 2/2] arm64: dts: qcom: sa8155p-adp: lower min volt for L13C regulator Thread-Index: AQHajQwZoNf3a+cEJ06mugQP75YLSA== Date: Fri, 12 Apr 2024 19:03:26 +0000 Message-ID: <20240412190310.1647893-2-volodymyr_babchuk@epam.com> References: <20240412190310.1647893-1-volodymyr_babchuk@epam.com> In-Reply-To: <20240412190310.1647893-1-volodymyr_babchuk@epam.com> Accept-Language: en-US Content-Language: en-US X-MS-Has-Attach: X-MS-TNEF-Correlator: x-mailer: git-send-email 2.44.0 x-ms-publictraffictype: Email x-ms-traffictypediagnostic: GV1PR03MB10456:EE_|PAXPR03MB7934:EE_ x-ms-office365-filtering-correlation-id: a9400d8b-7f82-4ef9-3c3e-08dc5b233bad x-ms-exchange-senderadcheck: 1 x-ms-exchange-antispam-relay: 0 x-microsoft-antispam: BCL:0; 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In order to support UHS modes, IO interface voltage needs to be set to 1.8V. This patch extends minimum voltage range of L13C regulator to allow this. Signed-off-by: Volodymyr Babchuk --- arch/arm64/boot/dts/qcom/sa8155p-adp.dts | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/arch/arm64/boot/dts/qcom/sa8155p-adp.dts b/arch/arm64/boot/dts/qcom/sa8155p-adp.dts index b2cf2c988336c..9e9c7f81096bb 100644 --- a/arch/arm64/boot/dts/qcom/sa8155p-adp.dts +++ b/arch/arm64/boot/dts/qcom/sa8155p-adp.dts @@ -283,7 +283,7 @@ vreg_l12c_1p808: ldo12 { vreg_l13c_2p96: ldo13 { regulator-name = "vreg_l13c_2p96"; - regulator-min-microvolt = <2504000>; + regulator-min-microvolt = <1800000>; regulator-max-microvolt = <2960000>; regulator-initial-mode = ; };