linux-kernel - [PATCH v3] arm64: dts: mediatek: Add cpufreq nodes for MT8192

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Message-ID: <20230317061944.15434-1-allen-kh.cheng@mediatek.com>
Date:   Fri, 17 Mar 2023 14:19:44 +0800
From:   Allen-KH Cheng <allen-kh.cheng@...iatek.com>
To:     Rob Herring <robh+dt@...nel.org>,
        Krzysztof Kozlowski <krzysztof.kozlowski+dt@...aro.org>,
        Matthias Brugger <matthias.bgg@...il.com>
CC:     <Project_Global_Chrome_Upstream_Group@...iatek.com>,
        <angelogioacchino.delregno@...labora.com>,
        <devicetree@...r.kernel.org>,
        <linux-arm-kernel@...ts.infradead.org>,
        <linux-kernel@...r.kernel.org>,
        <linux-mediatek@...ts.infradead.org>,
        Allen-KH Cheng <allen-kh.cheng@...iatek.com>
Subject: [PATCH v3] arm64: dts: mediatek: Add cpufreq nodes for MT8192

Add the cpufreq nodes for MT8192 SoC.

Signed-off-by: Allen-KH Cheng <allen-kh.cheng@...iatek.com>
---
Change from v2:
    Fix wrong performance-domains
    [Allen-KH Cheng <allen-kh.cheng@...iatek.com>]
---
---
 arch/arm64/boot/dts/mediatek/mt8192.dtsi | 14 ++++++++++++++
 1 file changed, 14 insertions(+)

diff --git a/arch/arm64/boot/dts/mediatek/mt8192.dtsi b/arch/arm64/boot/dts/mediatek/mt8192.dtsi
index 87b91c8feaf9..ba49f37933d6 100644
--- a/arch/arm64/boot/dts/mediatek/mt8192.dtsi
+++ b/arch/arm64/boot/dts/mediatek/mt8192.dtsi
@@ -70,6 +70,7 @@
 			d-cache-line-size = <64>;
 			d-cache-sets = <128>;
 			next-level-cache = <&l2_0>;
+			performance-domains = <&performance 0>;
 			capacity-dmips-mhz = <530>;
 		};
 
@@ -87,6 +88,7 @@
 			d-cache-line-size = <64>;
 			d-cache-sets = <128>;
 			next-level-cache = <&l2_0>;
+			performance-domains = <&performance 0>;
 			capacity-dmips-mhz = <530>;
 		};
 
@@ -104,6 +106,7 @@
 			d-cache-line-size = <64>;
 			d-cache-sets = <128>;
 			next-level-cache = <&l2_0>;
+			performance-domains = <&performance 0>;
 			capacity-dmips-mhz = <530>;
 		};
 
@@ -121,6 +124,7 @@
 			d-cache-line-size = <64>;
 			d-cache-sets = <128>;
 			next-level-cache = <&l2_0>;
+			performance-domains = <&performance 0>;
 			capacity-dmips-mhz = <530>;
 		};
 
@@ -138,6 +142,7 @@
 			d-cache-line-size = <64>;
 			d-cache-sets = <256>;
 			next-level-cache = <&l2_1>;
+			performance-domains = <&performance 1>;
 			capacity-dmips-mhz = <1024>;
 		};
 
@@ -155,6 +160,7 @@
 			d-cache-line-size = <64>;
 			d-cache-sets = <256>;
 			next-level-cache = <&l2_1>;
+			performance-domains = <&performance 1>;
 			capacity-dmips-mhz = <1024>;
 		};
 
@@ -172,6 +178,7 @@
 			d-cache-line-size = <64>;
 			d-cache-sets = <256>;
 			next-level-cache = <&l2_1>;
+			performance-domains = <&performance 1>;
 			capacity-dmips-mhz = <1024>;
 		};
 
@@ -189,6 +196,7 @@
 			d-cache-line-size = <64>;
 			d-cache-sets = <256>;
 			next-level-cache = <&l2_1>;
+			performance-domains = <&performance 1>;
 			capacity-dmips-mhz = <1024>;
 		};
 
@@ -318,6 +326,12 @@
 		compatible = "simple-bus";
 		ranges;
 
+		performance: performance-controller@...c10 {
+			compatible = "mediatek,cpufreq-hw";
+			reg = <0 0x0011bc10 0 0x120>, <0 0x0011bd30 0 0x120>;
+			#performance-domain-cells = <1>;
+		};
+
 		gic: interrupt-controller@...0000 {
 			compatible = "arm,gic-v3";
 			#interrupt-cells = <4>;
-- 
2.18.0