2020-09-28 02:38:06

by Anson Huang

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 <[email protected]>
---
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

2020-09-28 07:01:19

by Krzysztof Kozlowski

Subject: Re: [PATCH] arm64: dts: imx8mn-evk: Add cpu-supply to enable cpufreq

On Mon, Sep 28, 2020 at 10:21:43AM +0800, Anson Huang wrote:
> 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 <[email protected]>
> ---
> arch/arm64/boot/dts/freescale/imx8mn-evk.dts | 32 ++++++++++++++--------------
> 1 file changed, 16 insertions(+), 16 deletions(-)
>

Reviewed-by: Krzysztof Kozlowski <[email protected]>

Best regards,
Krzysztof

2020-10-30 00:31:15

by Shawn Guo

Subject: Re: [PATCH] arm64: dts: imx8mn-evk: Add cpu-supply to enable cpufreq

On Mon, Sep 28, 2020 at 10:21:43AM +0800, Anson Huang wrote:
> 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 <[email protected]>

Applied, thanks.