From e56fdc60ac8fb65636ca69bc88fa5319b4cdb8c5 Mon Sep 17 00:00:00 2001 From: Lucas Stach Date: Wed, 25 May 2022 12:35:20 +0200 Subject: [PATCH] arm64: dts: imx8mp-evk: add regulator supply to CPU nodes 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 Signed-off-by: Shawn Guo --- arch/arm64/boot/dts/freescale/imx8mp-evk.dts | 18 +++++++++++++++++- 1 file changed, 17 insertions(+), 1 deletion(-) diff --git a/arch/arm64/boot/dts/freescale/imx8mp-evk.dts b/arch/arm64/boot/dts/freescale/imx8mp-evk.dts index 4c3ac4214a2cd..6975de72e3df2 100644 --- a/arch/arm64/boot/dts/freescale/imx8mp-evk.dts +++ b/arch/arm64/boot/dts/freescale/imx8mp-evk.dts @@ -67,6 +67,22 @@ }; }; +&A53_0 { + cpu-supply = <®_arm>; +}; + +&A53_1 { + cpu-supply = <®_arm>; +}; + +&A53_2 { + cpu-supply = <®_arm>; +}; + +&A53_3 { + cpu-supply = <®_arm>; +}; + &flexcan1 { pinctrl-names = "default"; pinctrl-0 = <&pinctrl_flexcan1>; @@ -221,7 +237,7 @@ regulator-ramp-delay = <3125>; }; - BUCK2 { + reg_arm: BUCK2 { regulator-name = "BUCK2"; regulator-min-microvolt = <720000>; regulator-max-microvolt = <1025000>; -- 2.30.2