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

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Message-ID: <20220729063208.16799-11-tinghan.shen@mediatek.com>
Date:   Fri, 29 Jul 2022 14:31:58 +0800
From:   Tinghan Shen <tinghan.shen@...iatek.com>
To:     Yong Wu <yong.wu@...iatek.com>, Joerg Roedel <joro@...tes.org>,
        "Will Deacon" <will@...nel.org>,
        Robin Murphy <robin.murphy@....com>,
        Rob Herring <robh+dt@...nel.org>,
        Krzysztof Kozlowski <krzysztof.kozlowski+dt@...aro.org>,
        Lee Jones <lee@...nel.org>,
        "Matthias Brugger" <matthias.bgg@...il.com>,
        Tinghan Shen <tinghan.shen@...iatek.com>,
        AngeloGioacchino Del Regno 
        <angelogioacchino.delregno@...labora.com>,
        "MandyJH Liu" <mandyjh.liu@...iatek.com>
CC:     <iommu@...ts.linux.dev>, <linux-mediatek@...ts.infradead.org>,
        <devicetree@...r.kernel.org>, <linux-kernel@...r.kernel.org>,
        <linux-arm-kernel@...ts.infradead.org>,
        <Project_Global_Chrome_Upstream_Group@...iatek.com>,
        YT Lee <yt.lee@...iatek.corp-partner.google.com>
Subject: [PATCH v4 10/20] arm64: dts: mt8195: Add cpufreq node

From: YT Lee <yt.lee@...iatek.corp-partner.google.com>

Add cpufreq node for mt8195.

Signed-off-by: YT Lee <yt.lee@...iatek.corp-partner.google.com>
Signed-off-by: Tinghan Shen <tinghan.shen@...iatek.com>
Reviewed-by: AngeloGioacchino Del Regno <angelogioacchino.delregno@...labora.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@...c10 {
+		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