linux-kernel - [PATCH v2 03/12] arm64: dts: qcom: msm8994: Add a proper CPU map

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Message-Id: <20200623224813.297077-4-konradybcio@gmail.com>
Date:   Wed, 24 Jun 2020 00:48:02 +0200
From:   Konrad Dybcio <konradybcio@...il.com>
To:     skrzynka@...radybcio.pl
Cc:     Konrad Dybcio <konradybcio@...il.com>,
        Andy Gross <agross@...nel.org>,
        Bjorn Andersson <bjorn.andersson@...aro.org>,
        Rob Herring <robh+dt@...nel.org>,
        Kees Cook <keescook@...omium.org>,
        Anton Vorontsov <anton@...msg.org>,
        Colin Cross <ccross@...roid.com>,
        Tony Luck <tony.luck@...el.com>, linux-arm-msm@...r.kernel.org,
        devicetree@...r.kernel.org, linux-kernel@...r.kernel.org
Subject: [PATCH v2 03/12] arm64: dts: qcom: msm8994: Add a proper CPU map

Add a proper CPU map to enable the use of all 8 cores.

Signed-off-by: Konrad Dybcio <konradybcio@...il.com>
---
 arch/arm64/boot/dts/qcom/msm8994.dtsi | 112 +++++++++++++++++++++++---
 1 file changed, 102 insertions(+), 10 deletions(-)

diff --git a/arch/arm64/boot/dts/qcom/msm8994.dtsi b/arch/arm64/boot/dts/qcom/msm8994.dtsi
index 23e50c30669b..e7f4b06eb12c 100644
--- a/arch/arm64/boot/dts/qcom/msm8994.dtsi
+++ b/arch/arm64/boot/dts/qcom/msm8994.dtsi
@@ -28,24 +28,116 @@ sleep_clk: sleep_clk {
 	};
 
 	cpus {
-		#address-cells = <1>;
+		#address-cells = <2>;
 		#size-cells = <0>;
+
+		CPU0: cpu@0 {
+			device_type = "cpu";
+			compatible = "arm,cortex-a53";
+			reg = <0x0 0x0>;
+			enable-method = "psci";
+			next-level-cache = <&L2_0>;
+			L2_0: l2-cache {
+				compatible = "cache";
+				cache-level = <2>;
+			};
+		};
+
+		CPU1: cpu@1 {
+			device_type = "cpu";
+			compatible = "arm,cortex-a53";
+			reg = <0x0 0x1>;
+			enable-method = "psci";
+			next-level-cache = <&L2_0>;
+		};
+
+		CPU2: cpu@2 {
+			device_type = "cpu";
+			compatible = "arm,cortex-a53";
+			reg = <0x0 0x2>;
+			enable-method = "psci";
+			next-level-cache = <&L2_0>;
+		};
+
+		CPU3: cpu@3 {
+			device_type = "cpu";
+			compatible = "arm,cortex-a53";
+			reg = <0x0 0x3>;
+			enable-method = "psci";
+			next-level-cache = <&L2_0>;
+		};
+
+		CPU4: cpu@100 {
+			device_type = "cpu";
+			compatible = "arm,cortex-a57";
+			reg = <0x0 0x100>;
+			enable-method = "psci";
+			next-level-cache = <&L2_1>;
+			L2_1: l2-cache {
+				compatible = "cache";
+				cache-level = <2>;
+			};
+		};
+
+		CPU5: cpu@101 {
+			device_type = "cpu";
+			compatible = "arm,cortex-a57";
+			reg = <0x0 0x101>;
+			enable-method = "psci";
+			next-level-cache = <&L2_1>;
+		};
+
+		CPU6: cpu@102 {
+			device_type = "cpu";
+			compatible = "arm,cortex-a57";
+			reg = <0x0 0x101>;
+			enable-method = "psci";
+			next-level-cache = <&L2_1>;
+		};
+
+		CPU7: cpu@103 {
+			device_type = "cpu";
+			compatible = "arm,cortex-a57";
+			reg = <0x0 0x101>;
+			enable-method = "psci";
+			next-level-cache = <&L2_1>;
+		};
+
 		cpu-map {
 			cluster0 {
 				core0 {
 					cpu = <&CPU0>;
 				};
+
+				core1 {
+					cpu = <&CPU1>;
+				};
+
+				core2 {
+					cpu = <&CPU2>;
+				};
+
+				core3 {
+					cpu = <&CPU3>;
+				};
 			};
-		};
 
-		CPU0: cpu@0 {
-			device_type = "cpu";
-			compatible = "arm,cortex-a53";
-			reg = <0x0>;
-			next-level-cache = <&L2_0>;
-			L2_0: l2-cache {
-			      compatible = "cache";
-			      cache-level = <2>;
+			cluster1 {
+				core0 {
+					cpu = <&CPU4>;
+				};
+
+				core1 {
+					cpu = <&CPU5>;
+				};
+
+				core2 {
+					cpu = <&CPU6>;
+				};
+
+				core3 {
+					cpu = <&CPU7>;
+				};
 			};
 		};
 	};
-- 
2.27.0