From: Andre Heider <a.heider@gmail.com>
To: Rob Herring <robh@kernel.org>,
Krzysztof Kozlowski <krzk+dt@kernel.org>,
Conor Dooley <conor+dt@kernel.org>,
Paul Walmsley <pjw@kernel.org>,
Palmer Dabbelt <palmer@dabbelt.com>,
Albert Ou <aou@eecs.berkeley.edu>,
Alexandre Ghiti <alex@ghiti.fr>, Yixun Lan <dlan@kernel.org>
Cc: Vincent Legoll <vincent.legoll@gmail.com>,
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 [thread overview]
Message-ID: <20260804133236.205668-3-a.heider@gmail.com> (raw)
In-Reply-To: <20260804133236.205668-1-a.heider@gmail.com>
From: Vincent Legoll <vincent.legoll@gmail.com>
Enable CPU DVFS on OrangePi RV2
Signed-off-by: Vincent Legoll <vincent.legoll@gmail.com>
---
.../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
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next prev parent reply other threads:[~2026-08-04 13:33 UTC|newest]
Thread overview: 4+ messages / expand[flat|nested] mbox.gz Atom feed top
2026-08-04 13:32 [PATCH 0/3] riscv: dts: spacemit: add cpu scaling for 3 boards Andre Heider
2026-08-04 13:32 ` [PATCH 1/3] riscv: dts: spacemit: k1-musepi-pro: add cpu scaling Andre Heider
2026-08-04 13:32 ` Andre Heider [this message]
2026-08-04 13:32 ` [PATCH 3/3] riscv: dts: spacemit: orangepi-r2s: Add cpu scaling for K1 SoC Andre Heider
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