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[89.182.139.70]) by smtp.gmail.com with ESMTPSA id 5b1f17b1804b1-4994a0f7bf4sm88037735e9.11.2026.08.04.06.32.40 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Tue, 04 Aug 2026 06:32:41 -0700 (PDT) From: Andre Heider To: Rob Herring , Krzysztof Kozlowski , Conor Dooley , Paul Walmsley , Palmer Dabbelt , Albert Ou , Alexandre Ghiti , Yixun Lan Cc: Vincent Legoll , devicetree@vger.kernel.org, linux-riscv@lists.infradead.org, spacemit@lists.linux.dev, linux-kernel@vger.kernel.org Subject: [PATCH 2/3] riscv: dts: spacemit: orangepi-rv2: Add cpu scaling for K1 SoC Date: Tue, 4 Aug 2026 15:32:33 +0200 Message-ID: <20260804133236.205668-3-a.heider@gmail.com> X-Mailer: git-send-email 2.53.0 In-Reply-To: <20260804133236.205668-1-a.heider@gmail.com> References: <20260804133236.205668-1-a.heider@gmail.com> Precedence: bulk X-Mailing-List: spacemit@lists.linux.dev List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Transfer-Encoding: 8bit From: Vincent Legoll Enable CPU DVFS on OrangePi RV2 Signed-off-by: Vincent Legoll --- .../boot/dts/spacemit/k1-orangepi-rv2.dts | 35 ++++++++++++++++++- 1 file changed, 34 insertions(+), 1 deletion(-) diff --git a/arch/riscv/boot/dts/spacemit/k1-orangepi-rv2.dts b/arch/riscv/boot/dts/spacemit/k1-orangepi-rv2.dts index b907a1396b21..dc6836ff7f1c 100644 --- a/arch/riscv/boot/dts/spacemit/k1-orangepi-rv2.dts +++ b/arch/riscv/boot/dts/spacemit/k1-orangepi-rv2.dts @@ -7,6 +7,7 @@ /dts-v1/; #include "k1.dtsi" +#include "k1-opp.dtsi" #include "k1-pinctrl.dtsi" / { @@ -80,6 +81,38 @@ &combo_phy { status = "okay"; }; +&cpu_0 { + cpu-supply = <&buck1_0v9>; +}; + +&cpu_1 { + cpu-supply = <&buck1_0v9>; +}; + +&cpu_2 { + cpu-supply = <&buck1_0v9>; +}; + +&cpu_3 { + cpu-supply = <&buck1_0v9>; +}; + +&cpu_4 { + cpu-supply = <&buck1_0v9>; +}; + +&cpu_5 { + cpu-supply = <&buck1_0v9>; +}; + +&cpu_6 { + cpu-supply = <&buck1_0v9>; +}; + +&cpu_7 { + cpu-supply = <&buck1_0v9>; +}; + &emmc { bus-width = <8>; mmc-hs400-1_8v; @@ -162,7 +195,7 @@ pmic@41 { dldoin2-supply = <&buck5>; regulators { - buck1 { + buck1_0v9: buck1 { regulator-min-microvolt = <500000>; regulator-max-microvolt = <1050000>; regulator-ramp-delay = <5000>; -- 2.53.0