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Date: Mon, 28 Sep 2020 10:21:43 +0800
From: Anson Huang <Anson.Huang@....com>
To: robh+dt@...nel.org, shawnguo@...nel.org, s.hauer@...gutronix.de,
kernel@...gutronix.de, festevam@...il.com, yibin.gong@....com,
krzk@...nel.org, devicetree@...r.kernel.org,
linux-arm-kernel@...ts.infradead.org, linux-kernel@...r.kernel.org
Cc: Linux-imx@....com
Subject: [PATCH] arm64: dts: imx8mn-evk: Add cpu-supply to enable cpufreq
PMIC driver is ready on i.MX8MN EVK board, assign cpu-supply for
each A53 and restore the operating points table to enable cpufreq.
Signed-off-by: Anson Huang <Anson.Huang@....com>
---
arch/arm64/boot/dts/freescale/imx8mn-evk.dts | 32 ++++++++++++++--------------
1 file changed, 16 insertions(+), 16 deletions(-)
diff --git a/arch/arm64/boot/dts/freescale/imx8mn-evk.dts b/arch/arm64/boot/dts/freescale/imx8mn-evk.dts
index 707d848..9e5c0af 100644
--- a/arch/arm64/boot/dts/freescale/imx8mn-evk.dts
+++ b/arch/arm64/boot/dts/freescale/imx8mn-evk.dts
@@ -14,6 +14,22 @@
compatible = "fsl,imx8mn-evk", "fsl,imx8mn";
};
+&A53_0 {
+ cpu-supply = <&buck2>;
+};
+
+&A53_1 {
+ cpu-supply = <&buck2>;
+};
+
+&A53_2 {
+ cpu-supply = <&buck2>;
+};
+
+&A53_3 {
+ cpu-supply = <&buck2>;
+};
+
&i2c1 {
pmic: pmic@25 {
compatible = "nxp,pca9450b";
@@ -109,19 +125,3 @@
};
};
};
-
-&A53_0 {
- /delete-property/operating-points-v2;
-};
-
-&A53_1 {
- /delete-property/operating-points-v2;
-};
-
-&A53_2 {
- /delete-property/operating-points-v2;
-};
-
-&A53_3 {
- /delete-property/operating-points-v2;
-};
--
2.7.4
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