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From: Rajendra Nayak <rnayak@codeaurora.org>
To: agross@kernel.org, bjorn.andersson@linaro.org, robh+dt@kernel.org
Cc: linux-arm-msm@vger.kernel.org, devicetree@vger.kernel.org,
	linux-kernel@vger.kernel.org, Maulik Shah <mkshah@codeaurora.org>,
	Rajendra Nayak <rnayak@codeaurora.org>
Subject: [PATCH 13/13] arm64: dts: qcom: sc7280: Add cpuidle states
Date: Fri, 12 Feb 2021 12:58:50 +0530	[thread overview]
Message-ID: <1613114930-1661-14-git-send-email-rnayak@codeaurora.org> (raw)
In-Reply-To: <1613114930-1661-1-git-send-email-rnayak@codeaurora.org>

From: Maulik Shah <mkshah@codeaurora.org>

Add cpuidle states for little and big cpus.

Signed-off-by: Maulik Shah <mkshah@codeaurora.org>
Signed-off-by: Rajendra Nayak <rnayak@codeaurora.org>
---
 arch/arm64/boot/dts/qcom/sc7280.dtsi | 78 ++++++++++++++++++++++++++++++++++++
 1 file changed, 78 insertions(+)

diff --git a/arch/arm64/boot/dts/qcom/sc7280.dtsi b/arch/arm64/boot/dts/qcom/sc7280.dtsi
index 8f2002b..3b86052 100644
--- a/arch/arm64/boot/dts/qcom/sc7280.dtsi
+++ b/arch/arm64/boot/dts/qcom/sc7280.dtsi
@@ -99,6 +99,9 @@
 			compatible = "arm,kryo";
 			reg = <0x0 0x0>;
 			enable-method = "psci";
+			cpu-idle-states = <&LITTLE_CPU_SLEEP_0
+					   &LITTLE_CPU_SLEEP_1
+					   &CLUSTER_SLEEP_0>;
 			next-level-cache = <&L2_0>;
 			L2_0: l2-cache {
 				compatible = "cache";
@@ -114,6 +117,9 @@
 			compatible = "arm,kryo";
 			reg = <0x0 0x100>;
 			enable-method = "psci";
+			cpu-idle-states = <&LITTLE_CPU_SLEEP_0
+					   &LITTLE_CPU_SLEEP_1
+					   &CLUSTER_SLEEP_0>;
 			next-level-cache = <&L2_100>;
 			L2_100: l2-cache {
 				compatible = "cache";
@@ -126,6 +132,9 @@
 			compatible = "arm,kryo";
 			reg = <0x0 0x200>;
 			enable-method = "psci";
+			cpu-idle-states = <&LITTLE_CPU_SLEEP_0
+					   &LITTLE_CPU_SLEEP_1
+					   &CLUSTER_SLEEP_0>;
 			next-level-cache = <&L2_200>;
 			L2_200: l2-cache {
 				compatible = "cache";
@@ -138,6 +147,9 @@
 			compatible = "arm,kryo";
 			reg = <0x0 0x300>;
 			enable-method = "psci";
+			cpu-idle-states = <&LITTLE_CPU_SLEEP_0
+					   &LITTLE_CPU_SLEEP_1
+					   &CLUSTER_SLEEP_0>;
 			next-level-cache = <&L2_300>;
 			L2_300: l2-cache {
 				compatible = "cache";
@@ -150,6 +162,9 @@
 			compatible = "arm,kryo";
 			reg = <0x0 0x400>;
 			enable-method = "psci";
+			cpu-idle-states = <&BIG_CPU_SLEEP_0
+					   &BIG_CPU_SLEEP_1
+					   &CLUSTER_SLEEP_0>;
 			next-level-cache = <&L2_400>;
 			L2_400: l2-cache {
 				compatible = "cache";
@@ -162,6 +177,9 @@
 			compatible = "arm,kryo";
 			reg = <0x0 0x500>;
 			enable-method = "psci";
+			cpu-idle-states = <&BIG_CPU_SLEEP_0
+					   &BIG_CPU_SLEEP_1
+					   &CLUSTER_SLEEP_0>;
 			next-level-cache = <&L2_500>;
 			L2_500: l2-cache {
 				compatible = "cache";
@@ -174,6 +192,9 @@
 			compatible = "arm,kryo";
 			reg = <0x0 0x600>;
 			enable-method = "psci";
+			cpu-idle-states = <&BIG_CPU_SLEEP_0
+					   &BIG_CPU_SLEEP_1
+					   &CLUSTER_SLEEP_0>;
 			next-level-cache = <&L2_600>;
 			L2_600: l2-cache {
 				compatible = "cache";
@@ -186,12 +207,69 @@
 			compatible = "arm,kryo";
 			reg = <0x0 0x700>;
 			enable-method = "psci";
+			cpu-idle-states = <&BIG_CPU_SLEEP_0
+					   &BIG_CPU_SLEEP_1
+					   &CLUSTER_SLEEP_0>;
 			next-level-cache = <&L2_700>;
 			L2_700: l2-cache {
 				compatible = "cache";
 				next-level-cache = <&L3_0>;
 			};
 		};
+
+		idle-states {
+			entry-method = "psci";
+
+			LITTLE_CPU_SLEEP_0: cpu-sleep-0-0 {
+				compatible = "arm,idle-state";
+				idle-state-name = "little-power-down";
+				arm,psci-suspend-param = <0x40000003>;
+				entry-latency-us = <549>;
+				exit-latency-us = <901>;
+				min-residency-us = <1774>;
+				local-timer-stop;
+			};
+
+			LITTLE_CPU_SLEEP_1: cpu-sleep-0-1 {
+				compatible = "arm,idle-state";
+				idle-state-name = "little-rail-power-down";
+				arm,psci-suspend-param = <0x40000004>;
+				entry-latency-us = <702>;
+				exit-latency-us = <915>;
+				min-residency-us = <4001>;
+				local-timer-stop;
+			};
+
+			BIG_CPU_SLEEP_0: cpu-sleep-1-0 {
+				compatible = "arm,idle-state";
+				idle-state-name = "big-power-down";
+				arm,psci-suspend-param = <0x40000003>;
+				entry-latency-us = <523>;
+				exit-latency-us = <1244>;
+				min-residency-us = <2207>;
+				local-timer-stop;
+			};
+
+			BIG_CPU_SLEEP_1: cpu-sleep-1-1 {
+				compatible = "arm,idle-state";
+				idle-state-name = "big-rail-power-down";
+				arm,psci-suspend-param = <0x40000004>;
+				entry-latency-us = <526>;
+				exit-latency-us = <1854>;
+				min-residency-us = <5555>;
+				local-timer-stop;
+			};
+
+			CLUSTER_SLEEP_0: cluster-sleep-0 {
+				compatible = "arm,idle-state";
+				idle-state-name = "cluster-power-down";
+				arm,psci-suspend-param = <0x40003444>;
+				entry-latency-us = <3263>;
+				exit-latency-us = <6562>;
+				min-residency-us = <9926>;
+				local-timer-stop;
+			};
+		};
 	};
 
 	memory@80000000 {
-- 
QUALCOMM INDIA, on behalf of Qualcomm Innovation Center, Inc. is a member
of Code Aurora Forum, hosted by The Linux Foundation


  parent reply	other threads:[~2021-02-12  7:41 UTC|newest]

Thread overview: 39+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2021-02-12  7:28 [PATCH 00/13] Add binding updates and DT files for SC7280 SoC Rajendra Nayak
2021-02-12  7:28 ` [PATCH 01/13] dt-bindings: arm: qcom: Document SC7280 SoC and board Rajendra Nayak
2021-02-23  7:49   ` Stephen Boyd
2021-03-05 20:08   ` Rob Herring
2021-02-12  7:28 ` [PATCH 02/13] dt-bindings: firmware: scm: Add SC7280 support Rajendra Nayak
2021-02-23  7:50   ` Stephen Boyd
2021-03-05 20:08   ` Rob Herring
2021-02-12  7:28 ` [PATCH 03/13] arm64: dts: sc7280: Add basic dts/dtsi files for SC7280 soc Rajendra Nayak
2021-02-12 20:00   ` kernel test robot
2021-02-23  7:37   ` Stephen Boyd
2021-02-23 11:42     ` Rajendra Nayak
2021-02-12  7:28 ` [PATCH 04/13] dt-bindings: qcom,pdc: Add compatible for sc7280 Rajendra Nayak
2021-02-23  7:38   ` Stephen Boyd
2021-02-23  7:39   ` Stephen Boyd
2021-03-05  5:46     ` Rajendra Nayak
2021-02-12  7:28 ` [PATCH 05/13] arm64: dts: qcom: sc7280: Add RSC and PDC devices Rajendra Nayak
2021-02-23  7:41   ` Stephen Boyd
2021-02-12  7:28 ` [PATCH 06/13] arm64: dts: qcom: SC7280: Add rpmhcc clock controller node Rajendra Nayak
2021-02-23  7:43   ` Stephen Boyd
2021-03-01 17:27     ` Taniya Das
2021-03-03  8:21       ` Stephen Boyd
2021-02-12  7:28 ` [PATCH 07/13] dt-bindings: arm-smmu: Add compatible for SC7280 SoC Rajendra Nayak
2021-02-23  7:43   ` Stephen Boyd
2021-02-12  7:28 ` [PATCH 08/13] arm64: dts: qcom: sc7280: Add device node for APPS SMMU Rajendra Nayak
2021-02-12  7:28 ` [PATCH 09/13] arm64: dts: qcom: Add reserved memory for fw Rajendra Nayak
2021-02-23  7:45   ` Stephen Boyd
2021-02-23 11:45     ` Rajendra Nayak
2021-02-12  7:28 ` [PATCH 10/13] dt-bindings: watchdog: Add compatible for SC7280 SoC Rajendra Nayak
2021-02-23  7:45   ` Stephen Boyd
2021-02-12  7:28 ` [PATCH 11/13] arm64: dts: qcom: sc7280: Add APSS watchdog node Rajendra Nayak
2021-02-23  7:46   ` Stephen Boyd
2021-02-12  7:28 ` [PATCH 12/13] arm64: dts: qcom: sc7280: Add SPMI PMIC arbiter device for SC7280 Rajendra Nayak
2021-02-12  7:28 ` Rajendra Nayak [this message]
2021-02-23  7:49   ` [PATCH 13/13] arm64: dts: qcom: sc7280: Add cpuidle states Stephen Boyd
2021-02-23 11:50     ` Maulik Shah
2021-03-11  0:13 ` [PATCH 00/13] Add binding updates and DT files for SC7280 SoC Bjorn Andersson
2021-03-11  9:15   ` Rajendra Nayak
2021-03-11 11:35     ` Rajendra Nayak
2021-03-11 16:44     ` Bjorn Andersson

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