2020-12-08 02:43:25

by Shuosheng Huang

Subject: [RESEND v3 6/6] arm64: dts: allwinner: a100: Enable cpufreq on a100

Enable cpufreq for all CPU cores on a100.

Signed-off-by: Shuosheng Huang <[email protected]>
---
.../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 = <&reg_dcdc2>;
+};
+
+&cpu1 {
+ cpu-supply = <&reg_dcdc2>;
+};
+
+&cpu2 {
+ cpu-supply = <&reg_dcdc2>;
+};
+
+&cpu3 {
+ cpu-supply = <&reg_dcdc2>;
+};
+
&pio {
vcc-pb-supply = <&reg_dcdc1>;
vcc-pc-supply = <&reg_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