From patchwork Mon Feb 3 13:35:39 2020 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Maulik Shah X-Patchwork-Id: 11362747 Return-Path: Received: from mail.kernel.org (pdx-korg-mail-1.web.codeaurora.org [172.30.200.123]) by pdx-korg-patchwork-2.web.codeaurora.org (Postfix) with ESMTP id 96C34138D for ; Mon, 3 Feb 2020 13:37:52 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 6B72A20CC7 for ; Mon, 3 Feb 2020 13:37:52 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=fail reason="key not found in DNS" (0-bit key) header.d=mg.codeaurora.org header.i=@mg.codeaurora.org header.b="VgNrM7ml" Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1727699AbgBCNhw (ORCPT ); Mon, 3 Feb 2020 08:37:52 -0500 Received: from mail26.static.mailgun.info ([104.130.122.26]:59444 "EHLO mail26.static.mailgun.info" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1728121AbgBCNhv (ORCPT ); Mon, 3 Feb 2020 08:37:51 -0500 DKIM-Signature: a=rsa-sha256; v=1; c=relaxed/relaxed; d=mg.codeaurora.org; q=dns/txt; s=smtp; t=1580737071; h=References: In-Reply-To: Message-Id: Date: Subject: Cc: To: From: Sender; bh=yjiwDi9Whbq9AcTJnGHw1Or+BqevJPpOkAYJblssqGA=; b=VgNrM7mltXJa6yCR5kbj5sYJsnF5BjTVfo4j5jAr6lsExSoLhLy2gVhZKpFGX+B5xU9cvPut YUOs+BEHIrdkrK9WScKXhgA9HwtPY2n6VmxGshHOAI8m8+rvCFEqxB1E/F/Jqf/JUeTPsd/2 ELHwp5HVZr4RxIRKPH9SciwnME8= X-Mailgun-Sending-Ip: 104.130.122.26 X-Mailgun-Sid: WyI1MzIzYiIsICJsaW51eC1hcm0tbXNtQHZnZXIua2VybmVsLm9yZyIsICJiZTllNGEiXQ== Received: from smtp.codeaurora.org (ec2-35-166-182-171.us-west-2.compute.amazonaws.com [35.166.182.171]) by mxa.mailgun.org with ESMTP id 5e382228.7effc1982c70-smtp-out-n02; Mon, 03 Feb 2020 13:37:44 -0000 (UTC) Received: by smtp.codeaurora.org (Postfix, from userid 1001) id 7E908C447A5; Mon, 3 Feb 2020 13:37:42 +0000 (UTC) X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-caf-mail-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-1.0 required=2.0 tests=ALL_TRUSTED,SPF_NONE, URIBL_BLOCKED autolearn=unavailable autolearn_force=no version=3.4.0 Received: from mkshah-linux.qualcomm.com (blr-c-bdr-fw-01_GlobalNAT_AllZones-Outside.qualcomm.com [103.229.19.19]) (using TLSv1.2 with cipher ECDHE-RSA-AES128-SHA256 (128/128 bits)) (No client certificate requested) (Authenticated sender: mkshah) by smtp.codeaurora.org (Postfix) with ESMTPSA id 66ADCC433A2; Mon, 3 Feb 2020 13:37:33 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.3.2 smtp.codeaurora.org 66ADCC433A2 Authentication-Results: aws-us-west-2-caf-mail-1.web.codeaurora.org; dmarc=none (p=none dis=none) header.from=codeaurora.org Authentication-Results: aws-us-west-2-caf-mail-1.web.codeaurora.org; spf=none smtp.mailfrom=mkshah@codeaurora.org From: Maulik Shah To: swboyd@chromium.org, agross@kernel.org, david.brown@linaro.org, sudeep.holla@arm.com, Lorenzo.Pieralisi@arm.com Cc: linux-arm-msm@vger.kernel.org, linux-kernel@vger.kernel.org, linux-pm@vger.kernel.org, linux-arm-kernel@lists.infradead.org, bjorn.andersson@linaro.org, evgreen@chromium.org, dianders@chromium.org, rnayak@codeaurora.org, ilina@codeaurora.org, lsrao@codeaurora.org, ulf.hansson@linaro.org, rjw@rjwysocki.net, Maulik Shah , devicetree@vger.kernel.org Subject: [PATCH v3 6/7] arm64: dts: qcom: sc7180: Add cpuidle low power states Date: Mon, 3 Feb 2020 19:05:39 +0530 Message-Id: <1580736940-6985-7-git-send-email-mkshah@codeaurora.org> X-Mailer: git-send-email 2.7.4 In-Reply-To: <1580736940-6985-1-git-send-email-mkshah@codeaurora.org> References: <1580736940-6985-1-git-send-email-mkshah@codeaurora.org> Sender: linux-arm-msm-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-arm-msm@vger.kernel.org Add device bindings for cpuidle states for cpu devices. Cc: devicetree@vger.kernel.org Signed-off-by: Maulik Shah --- arch/arm64/boot/dts/qcom/sc7180.dtsi | 78 ++++++++++++++++++++++++++++++++++++ 1 file changed, 78 insertions(+) diff --git a/arch/arm64/boot/dts/qcom/sc7180.dtsi b/arch/arm64/boot/dts/qcom/sc7180.dtsi index 8011c5f..0aa0ced 100644 --- a/arch/arm64/boot/dts/qcom/sc7180.dtsi +++ b/arch/arm64/boot/dts/qcom/sc7180.dtsi @@ -86,6 +86,9 @@ compatible = "arm,armv8"; 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>; #cooling-cells = <2>; qcom,freq-domain = <&cpufreq_hw 0>; @@ -103,6 +106,9 @@ compatible = "arm,armv8"; 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>; #cooling-cells = <2>; qcom,freq-domain = <&cpufreq_hw 0>; @@ -117,6 +123,9 @@ compatible = "arm,armv8"; 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>; #cooling-cells = <2>; qcom,freq-domain = <&cpufreq_hw 0>; @@ -131,6 +140,9 @@ compatible = "arm,armv8"; 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>; #cooling-cells = <2>; qcom,freq-domain = <&cpufreq_hw 0>; @@ -145,6 +157,9 @@ compatible = "arm,armv8"; reg = <0x0 0x400>; enable-method = "psci"; + cpu-idle-states = <&LITTLE_CPU_SLEEP_0 + &LITTLE_CPU_SLEEP_1 + &CLUSTER_SLEEP_0>; next-level-cache = <&L2_400>; #cooling-cells = <2>; qcom,freq-domain = <&cpufreq_hw 0>; @@ -159,6 +174,9 @@ compatible = "arm,armv8"; reg = <0x0 0x500>; enable-method = "psci"; + cpu-idle-states = <&LITTLE_CPU_SLEEP_0 + &LITTLE_CPU_SLEEP_1 + &CLUSTER_SLEEP_0>; next-level-cache = <&L2_500>; #cooling-cells = <2>; qcom,freq-domain = <&cpufreq_hw 0>; @@ -173,6 +191,9 @@ compatible = "arm,armv8"; 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>; #cooling-cells = <2>; qcom,freq-domain = <&cpufreq_hw 1>; @@ -187,6 +208,9 @@ compatible = "arm,armv8"; 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>; #cooling-cells = <2>; qcom,freq-domain = <&cpufreq_hw 1>; @@ -195,6 +219,60 @@ 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 {