[PATCH v4 5/8] arm64: dts: librem5-devkit: add the regulators for DVFS

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From: "Angus Ainslie (Purism)" <angus@xxxxxxxx>

Specify which regulator is used for cpufreq DVFS.

Signed-off-by: Angus Ainslie (Purism) <angus@xxxxxxxx>
Signed-off-by: Martin Kepplinger <martin.kepplinger@xxxxxxx>
---
 .../boot/dts/freescale/imx8mq-librem5-devkit.dts | 16 ++++++++++++++++
 1 file changed, 16 insertions(+)

diff --git a/arch/arm64/boot/dts/freescale/imx8mq-librem5-devkit.dts b/arch/arm64/boot/dts/freescale/imx8mq-librem5-devkit.dts
index 823d5c60a8fa..6ba65a807b25 100644
--- a/arch/arm64/boot/dts/freescale/imx8mq-librem5-devkit.dts
+++ b/arch/arm64/boot/dts/freescale/imx8mq-librem5-devkit.dts
@@ -227,6 +227,22 @@
 	};
 };
 
+&A53_0 {
+	cpu-supply = <&buck2_reg>;
+};
+
+&A53_1 {
+	cpu-supply = <&buck2_reg>;
+};
+
+&A53_2 {
+	cpu-supply = <&buck2_reg>;
+};
+
+&A53_3 {
+	cpu-supply = <&buck2_reg>;
+};
+
 &clk {
 	assigned-clocks = <&clk IMX8MQ_AUDIO_PLL1>, <&clk IMX8MQ_AUDIO_PLL2>;
 	assigned-clock-rates = <786432000>, <722534400>;
-- 
2.20.1




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