[PATCH v4 10/20] arm64: dts: mt8195: Add cpufreq node

Tinghan Shen tinghan.shen at mediatek.com
Thu Jul 28 23:31:58 PDT 2022


From: YT Lee <yt.lee at mediatek.corp-partner.google.com>

Add cpufreq node for mt8195.

Signed-off-by: YT Lee <yt.lee at mediatek.corp-partner.google.com>
Signed-off-by: Tinghan Shen <tinghan.shen at mediatek.com>
Reviewed-by: AngeloGioacchino Del Regno <angelogioacchino.delregno at collabora.com>
---
 arch/arm64/boot/dts/mediatek/mt8195.dtsi | 14 ++++++++++++++
 1 file changed, 14 insertions(+)

diff --git a/arch/arm64/boot/dts/mediatek/mt8195.dtsi b/arch/arm64/boot/dts/mediatek/mt8195.dtsi
index 8032b839dfe8d..900aaa16f862f 100644
--- a/arch/arm64/boot/dts/mediatek/mt8195.dtsi
+++ b/arch/arm64/boot/dts/mediatek/mt8195.dtsi
@@ -26,6 +26,7 @@
 			compatible = "arm,cortex-a55";
 			reg = <0x000>;
 			enable-method = "psci";
+			performance-domains = <&performance 0>;
 			clock-frequency = <1701000000>;
 			capacity-dmips-mhz = <578>;
 			cpu-idle-states = <&cpu_off_l &cluster_off_l>;
@@ -38,6 +39,7 @@
 			compatible = "arm,cortex-a55";
 			reg = <0x100>;
 			enable-method = "psci";
+			performance-domains = <&performance 0>;
 			clock-frequency = <1701000000>;
 			capacity-dmips-mhz = <578>;
 			cpu-idle-states = <&cpu_off_l &cluster_off_l>;
@@ -50,6 +52,7 @@
 			compatible = "arm,cortex-a55";
 			reg = <0x200>;
 			enable-method = "psci";
+			performance-domains = <&performance 0>;
 			clock-frequency = <1701000000>;
 			capacity-dmips-mhz = <578>;
 			cpu-idle-states = <&cpu_off_l &cluster_off_l>;
@@ -62,6 +65,7 @@
 			compatible = "arm,cortex-a55";
 			reg = <0x300>;
 			enable-method = "psci";
+			performance-domains = <&performance 0>;
 			clock-frequency = <1701000000>;
 			capacity-dmips-mhz = <578>;
 			cpu-idle-states = <&cpu_off_l &cluster_off_l>;
@@ -74,6 +78,7 @@
 			compatible = "arm,cortex-a78";
 			reg = <0x400>;
 			enable-method = "psci";
+			performance-domains = <&performance 1>;
 			clock-frequency = <2171000000>;
 			capacity-dmips-mhz = <1024>;
 			cpu-idle-states = <&cpu_off_b &cluster_off_b>;
@@ -86,6 +91,7 @@
 			compatible = "arm,cortex-a78";
 			reg = <0x500>;
 			enable-method = "psci";
+			performance-domains = <&performance 1>;
 			clock-frequency = <2171000000>;
 			capacity-dmips-mhz = <1024>;
 			cpu-idle-states = <&cpu_off_b &cluster_off_b>;
@@ -98,6 +104,7 @@
 			compatible = "arm,cortex-a78";
 			reg = <0x600>;
 			enable-method = "psci";
+			performance-domains = <&performance 1>;
 			clock-frequency = <2171000000>;
 			capacity-dmips-mhz = <1024>;
 			cpu-idle-states = <&cpu_off_b &cluster_off_b>;
@@ -110,6 +117,7 @@
 			compatible = "arm,cortex-a78";
 			reg = <0x700>;
 			enable-method = "psci";
+			performance-domains = <&performance 1>;
 			clock-frequency = <2171000000>;
 			capacity-dmips-mhz = <1024>;
 			cpu-idle-states = <&cpu_off_b &cluster_off_b>;
@@ -231,6 +239,12 @@
 		clock-output-names = "clk32k";
 	};
 
+	performance: performance-controller at 11bc10 {
+		compatible = "mediatek,cpufreq-hw";
+		reg = <0 0x0011bc10 0 0x120>, <0 0x0011bd30 0 0x120>;
+		#performance-domain-cells = <1>;
+	};
+
 	pmu-a55 {
 		compatible = "arm,cortex-a55-pmu";
 		interrupt-parent = <&gic>;
-- 
2.18.0




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