* [PATCH v4 6/6] arm64: dts: allwinner: a100: Enable cpufreq on a100
@ 2020-12-08 7:21 Shuosheng Huang
2020-12-08 9:52 ` Maxime Ripard
0 siblings, 1 reply; 2+ messages in thread
From: Shuosheng Huang @ 2020-12-08 7:21 UTC (permalink / raw)
To: robh+dt, mripard, wens, jernej.skrabec, tiny.windzz
Cc: devicetree, linux-arm-kernel, linux-kernel, Shuosheng Huang
Enable cpufreq for all CPU cores on a100.
Signed-off-by: Shuosheng Huang <huangshuosheng@allwinnertech.com>
---
.../allwinner/sun50i-a100-allwinner-perf1.dts | 16 ++++++++++++++++
arch/arm64/boot/dts/allwinner/sun50i-a100.dtsi | 6 +++---
2 files changed, 19 insertions(+), 3 deletions(-)
diff --git a/arch/arm64/boot/dts/allwinner/sun50i-a100-allwinner-perf1.dts b/arch/arm64/boot/dts/allwinner/sun50i-a100-allwinner-perf1.dts
index 301793c72cb7..62a770f1a979 100644
--- a/arch/arm64/boot/dts/allwinner/sun50i-a100-allwinner-perf1.dts
+++ b/arch/arm64/boot/dts/allwinner/sun50i-a100-allwinner-perf1.dts
@@ -21,6 +21,22 @@ chosen {
};
};
+&cpu0 {
+ cpu-supply = <®_dcdc2>;
+};
+
+&cpu1 {
+ cpu-supply = <®_dcdc2>;
+};
+
+&cpu2 {
+ cpu-supply = <®_dcdc2>;
+};
+
+&cpu3 {
+ cpu-supply = <®_dcdc2>;
+};
+
&pio {
vcc-pb-supply = <®_dcdc1>;
vcc-pc-supply = <®_eldo1>;
diff --git a/arch/arm64/boot/dts/allwinner/sun50i-a100.dtsi b/arch/arm64/boot/dts/allwinner/sun50i-a100.dtsi
index 8f370a175ce6..c6ff172bf599 100644
--- a/arch/arm64/boot/dts/allwinner/sun50i-a100.dtsi
+++ b/arch/arm64/boot/dts/allwinner/sun50i-a100.dtsi
@@ -26,7 +26,7 @@ cpu0: cpu@0 {
clocks = <&ccu CLK_CPUX>;
};
- cpu@1 {
+ cpu1: cpu@1 {
compatible = "arm,cortex-a53";
device_type = "cpu";
reg = <0x1>;
@@ -34,7 +34,7 @@ cpu@1 {
clocks = <&ccu CLK_CPUX>;
};
- cpu@2 {
+ cpu2: cpu@2 {
compatible = "arm,cortex-a53";
device_type = "cpu";
reg = <0x2>;
@@ -42,7 +42,7 @@ cpu@2 {
clocks = <&ccu CLK_CPUX>;
};
- cpu@3 {
+ cpu3: cpu@3 {
compatible = "arm,cortex-a53";
device_type = "cpu";
reg = <0x3>;
--
2.28.0
^ permalink raw reply related [flat|nested] 2+ messages in thread* Re: [PATCH v4 6/6] arm64: dts: allwinner: a100: Enable cpufreq on a100
2020-12-08 7:21 [PATCH v4 6/6] arm64: dts: allwinner: a100: Enable cpufreq on a100 Shuosheng Huang
@ 2020-12-08 9:52 ` Maxime Ripard
0 siblings, 0 replies; 2+ messages in thread
From: Maxime Ripard @ 2020-12-08 9:52 UTC (permalink / raw)
To: Shuosheng Huang
Cc: robh+dt, wens, jernej.skrabec, tiny.windzz, devicetree,
linux-arm-kernel, linux-kernel
[-- Attachment #1: Type: text/plain, Size: 1543 bytes --]
On Tue, Dec 08, 2020 at 03:21:38PM +0800, Shuosheng Huang wrote:
> Enable cpufreq for all CPU cores on a100.
>
> Signed-off-by: Shuosheng Huang <huangshuosheng@allwinnertech.com>
> ---
> .../allwinner/sun50i-a100-allwinner-perf1.dts | 16 ++++++++++++++++
> arch/arm64/boot/dts/allwinner/sun50i-a100.dtsi | 6 +++---
> 2 files changed, 19 insertions(+), 3 deletions(-)
>
> diff --git a/arch/arm64/boot/dts/allwinner/sun50i-a100-allwinner-perf1.dts b/arch/arm64/boot/dts/allwinner/sun50i-a100-allwinner-perf1.dts
> index 301793c72cb7..62a770f1a979 100644
> --- a/arch/arm64/boot/dts/allwinner/sun50i-a100-allwinner-perf1.dts
> +++ b/arch/arm64/boot/dts/allwinner/sun50i-a100-allwinner-perf1.dts
> @@ -21,6 +21,22 @@ chosen {
> };
> };
>
> +&cpu0 {
> + cpu-supply = <®_dcdc2>;
> +};
> +
> +&cpu1 {
> + cpu-supply = <®_dcdc2>;
> +};
> +
> +&cpu2 {
> + cpu-supply = <®_dcdc2>;
> +};
> +
> +&cpu3 {
> + cpu-supply = <®_dcdc2>;
> +};
> +
> &pio {
> vcc-pb-supply = <®_dcdc1>;
> vcc-pc-supply = <®_eldo1>;
> diff --git a/arch/arm64/boot/dts/allwinner/sun50i-a100.dtsi b/arch/arm64/boot/dts/allwinner/sun50i-a100.dtsi
> index 8f370a175ce6..c6ff172bf599 100644
> --- a/arch/arm64/boot/dts/allwinner/sun50i-a100.dtsi
> +++ b/arch/arm64/boot/dts/allwinner/sun50i-a100.dtsi
> @@ -26,7 +26,7 @@ cpu0: cpu@0 {
> clocks = <&ccu CLK_CPUX>;
> };
>
> - cpu@1 {
> + cpu1: cpu@1 {
You're using these labels in the previous patch, it should be added there.
Maxime
[-- Attachment #2: signature.asc --]
[-- Type: application/pgp-signature, Size: 228 bytes --]
^ permalink raw reply [flat|nested] 2+ messages in thread
end of thread, other threads:[~2020-12-08 9:52 UTC | newest]
Thread overview: 2+ messages (download: mbox.gz follow: Atom feed
-- links below jump to the message on this page --
2020-12-08 7:21 [PATCH v4 6/6] arm64: dts: allwinner: a100: Enable cpufreq on a100 Shuosheng Huang
2020-12-08 9:52 ` Maxime Ripard
This is a public inbox, see mirroring instructions
for how to clone and mirror all data and code used for this inbox;
as well as URLs for NNTP newsgroup(s).