diff mbox series

arm64: dts: imx8mp-evk: add regulator supply to CPU nodes

Message ID 20220525103520.3357615-1-l.stach@pengutronix.de (mailing list archive)
State New, archived
Headers show
Series arm64: dts: imx8mp-evk: add regulator supply to CPU nodes | expand

Commit Message

Lucas Stach May 25, 2022, 10:35 a.m. UTC 
This supply is used by cpufreq to scale the voltage applied to the
ARM voltage domain of the SoC when switching between the different
operating points.

Signed-off-by: Lucas Stach <l.stach@pengutronix.de>
---
 arch/arm64/boot/dts/freescale/imx8mp-evk.dts | 18 +++++++++++++++++-
 1 file changed, 17 insertions(+), 1 deletion(-)

Comments

Shawn Guo June 12, 2022, 2:24 a.m. UTC | #1 
On Wed, May 25, 2022 at 12:35:20PM +0200, Lucas Stach wrote:
> This supply is used by cpufreq to scale the voltage applied to the
> ARM voltage domain of the SoC when switching between the different
> operating points.
> 
> Signed-off-by: Lucas Stach <l.stach@pengutronix.de>

Applied, thanks!
diff mbox series

Patch

diff --git a/arch/arm64/boot/dts/freescale/imx8mp-evk.dts b/arch/arm64/boot/dts/freescale/imx8mp-evk.dts
index 4c3ac4214a2c..6975de72e3df 100644
--- a/arch/arm64/boot/dts/freescale/imx8mp-evk.dts
+++ b/arch/arm64/boot/dts/freescale/imx8mp-evk.dts
@@ -67,6 +67,22 @@  reg_usdhc2_vmmc: regulator-usdhc2 {
 	};
 };
 
+&A53_0 {
+	cpu-supply = <&reg_arm>;
+};
+
+&A53_1 {
+	cpu-supply = <&reg_arm>;
+};
+
+&A53_2 {
+	cpu-supply = <&reg_arm>;
+};
+
+&A53_3 {
+	cpu-supply = <&reg_arm>;
+};
+
 &flexcan1 {
 	pinctrl-names = "default";
 	pinctrl-0 = <&pinctrl_flexcan1>;
@@ -221,7 +237,7 @@  BUCK1 {
 				regulator-ramp-delay = <3125>;
 			};
 
-			BUCK2 {
+			reg_arm: BUCK2 {
 				regulator-name = "BUCK2";
 				regulator-min-microvolt = <720000>;
 				regulator-max-microvolt = <1025000>;