linux-kernel - [PATCH 4/5] arm64: dts: qcom: msm8998: Add capacity-dmips-mhz to CPU cores

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Date:   Sat,  9 Jan 2021 17:29:58 +0100
From:   Konrad Dybcio <konrad.dybcio@...ainline.org>
To:     phone-devel@...r.kernel.org
Cc:     ~postmarketos/upstreaming@...ts.sr.ht, martin.botka@...ainline.org,
        angelogioacchino.delregno@...ainline.org,
        marijn.suijten@...ainline.org,
        Konrad Dybcio <konrad.dybcio@...ainline.org>,
        Andy Gross <agross@...nel.org>,
        Bjorn Andersson <bjorn.andersson@...aro.org>,
        Rob Herring <robh+dt@...nel.org>,
        linux-arm-msm@...r.kernel.org, devicetree@...r.kernel.org,
        linux-kernel@...r.kernel.org
Subject: [PATCH 4/5] arm64: dts: qcom: msm8998: Add capacity-dmips-mhz to CPU cores

Add capacity-dmips-mhz to ensure the scheduler can efficiently
make use of the big.LITTLE core configuration.

Signed-off-by: Konrad Dybcio <konrad.dybcio@...ainline.org>
Tested-by: AngeloGioacchino Del Regno <angelogioacchino.delregno@...ainline.org>
---
 arch/arm64/boot/dts/qcom/msm8998.dtsi | 8 ++++++++
 1 file changed, 8 insertions(+)

diff --git a/arch/arm64/boot/dts/qcom/msm8998.dtsi b/arch/arm64/boot/dts/qcom/msm8998.dtsi
index c7d6dbd24f1e..b2481043205a 100644
--- a/arch/arm64/boot/dts/qcom/msm8998.dtsi
+++ b/arch/arm64/boot/dts/qcom/msm8998.dtsi
@@ -133,6 +133,7 @@ CPU0: cpu@0 {
 			compatible = "qcom,kryo280";
 			reg = <0x0 0x0>;
 			enable-method = "psci";
+			capacity-dmips-mhz = <1024>;
 			cpu-idle-states = <&LITTLE_CPU_SLEEP_0 &LITTLE_CPU_SLEEP_1>;
 			next-level-cache = <&L2_0>;
 			L2_0: l2-cache {
@@ -152,6 +153,7 @@ CPU1: cpu@1 {
 			compatible = "qcom,kryo280";
 			reg = <0x0 0x1>;
 			enable-method = "psci";
+			capacity-dmips-mhz = <1024>;
 			cpu-idle-states = <&LITTLE_CPU_SLEEP_0 &LITTLE_CPU_SLEEP_1>;
 			next-level-cache = <&L2_0>;
 			L1_I_1: l1-icache {
@@ -167,6 +169,7 @@ CPU2: cpu@2 {
 			compatible = "qcom,kryo280";
 			reg = <0x0 0x2>;
 			enable-method = "psci";
+			capacity-dmips-mhz = <1024>;
 			cpu-idle-states = <&LITTLE_CPU_SLEEP_0 &LITTLE_CPU_SLEEP_1>;
 			next-level-cache = <&L2_0>;
 			L1_I_2: l1-icache {
@@ -182,6 +185,7 @@ CPU3: cpu@3 {
 			compatible = "qcom,kryo280";
 			reg = <0x0 0x3>;
 			enable-method = "psci";
+			capacity-dmips-mhz = <1024>;
 			cpu-idle-states = <&LITTLE_CPU_SLEEP_0 &LITTLE_CPU_SLEEP_1>;
 			next-level-cache = <&L2_0>;
 			L1_I_3: l1-icache {
@@ -197,6 +201,7 @@ CPU4: cpu@100 {
 			compatible = "qcom,kryo280";
 			reg = <0x0 0x100>;
 			enable-method = "psci";
+			capacity-dmips-mhz = <1536>;
 			cpu-idle-states = <&BIG_CPU_SLEEP_0 &BIG_CPU_SLEEP_1>;
 			next-level-cache = <&L2_1>;
 			L2_1: l2-cache {
@@ -216,6 +221,7 @@ CPU5: cpu@101 {
 			compatible = "qcom,kryo280";
 			reg = <0x0 0x101>;
 			enable-method = "psci";
+			capacity-dmips-mhz = <1536>;
 			cpu-idle-states = <&BIG_CPU_SLEEP_0 &BIG_CPU_SLEEP_1>;
 			next-level-cache = <&L2_1>;
 			L1_I_101: l1-icache {
@@ -231,6 +237,7 @@ CPU6: cpu@102 {
 			compatible = "qcom,kryo280";
 			reg = <0x0 0x102>;
 			enable-method = "psci";
+			capacity-dmips-mhz = <1536>;
 			cpu-idle-states = <&BIG_CPU_SLEEP_0 &BIG_CPU_SLEEP_1>;
 			next-level-cache = <&L2_1>;
 			L1_I_102: l1-icache {
@@ -246,6 +253,7 @@ CPU7: cpu@103 {
 			compatible = "qcom,kryo280";
 			reg = <0x0 0x103>;
 			enable-method = "psci";
+			capacity-dmips-mhz = <1536>;
 			cpu-idle-states = <&BIG_CPU_SLEEP_0 &BIG_CPU_SLEEP_1>;
 			next-level-cache = <&L2_1>;
 			L1_I_103: l1-icache {
-- 
2.29.2