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Fri, 15 Mar 2024 04:16:35 -0700 (PDT) Received: from treapking.tpe.corp.google.com ([2401:fa00:1:10:2f9c:c00a:bf1f:e53c]) by smtp.gmail.com with ESMTPSA id c11-20020a62e80b000000b006e6aee6807dsm3122683pfi.22.2024.03.15.04.16.33 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Fri, 15 Mar 2024 04:16:35 -0700 (PDT) From: Pin-yen Lin To: Matthias Brugger , AngeloGioacchino Del Regno Cc: linux-arm-kernel@lists.infradead.org, Chen-Yu Tsai , devicetree@vger.kernel.org, linux-kernel@vger.kernel.org, =?UTF-8?q?N=C3=ADcolas=20F=20=2E=20R=20=2E=20A=20=2E=20Prado?= , linux-mediatek@lists.infradead.org, Pin-yen Lin Subject: [PATCH v2 4/4] arm64: dts: mediatek: mt8186-corsola: Update min voltage constraint for Vgpu Date: Fri, 15 Mar 2024 19:16:05 +0800 Message-ID: <20240315111621.2263159-5-treapking@chromium.org> X-Mailer: git-send-email 2.44.0.291.gc1ea87d7ee-goog In-Reply-To: <20240315111621.2263159-1-treapking@chromium.org> References: <20240315111621.2263159-1-treapking@chromium.org> Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Transfer-Encoding: quoted-printable Content-Type: text/plain; charset="utf-8" The requested voltage could be lower than the minimum voltage on the GPU OPP table when the MTK Smart Voltage Scaling (SVS) driver is enabled, so update the minimum voltage constraint from 600000 uV to 500000 uV as listed on the mt6366 datasheet. Fixes: 8855d01fb81f ("arm64: dts: mediatek: Add MT8186 Krabby platform base= d Tentacruel / Tentacool") Signed-off-by: Pin-yen Lin Reviewed-by: AngeloGioacchino Del Regno --- Changes in v2: - New in v2 arch/arm64/boot/dts/mediatek/mt8186-corsola.dtsi | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/arch/arm64/boot/dts/mediatek/mt8186-corsola.dtsi b/arch/arm64/= boot/dts/mediatek/mt8186-corsola.dtsi index 3dea28f1d806..1807e9d6cb0e 100644 --- a/arch/arm64/boot/dts/mediatek/mt8186-corsola.dtsi +++ b/arch/arm64/boot/dts/mediatek/mt8186-corsola.dtsi @@ -1296,7 +1296,7 @@ mt6366_vgpu_reg: vgpu { * regulator coupling requirements. */ regulator-name =3D "ppvar_dvdd_vgpu"; - regulator-min-microvolt =3D <600000>; + regulator-min-microvolt =3D <500000>; regulator-max-microvolt =3D <950000>; regulator-ramp-delay =3D <6250>; regulator-enable-ramp-delay =3D <200>; --=20 2.44.0.291.gc1ea87d7ee-goog