From patchwork Thu Mar 5 11:47:33 2020 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Maulik Shah X-Patchwork-Id: 190119 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-9.6 required=3.0 tests=DKIM_INVALID,DKIM_SIGNED, HEADER_FROM_DIFFERENT_DOMAINS, INCLUDES_PATCH, MAILING_LIST_MULTI, SIGNED_OFF_BY, SPF_HELO_NONE, SPF_PASS, URIBL_BLOCKED, USER_AGENT_GIT autolearn=unavailable autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 8A8CEC3F2D7 for ; Thu, 5 Mar 2020 11:48:12 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 5B6DE208CD for ; Thu, 5 Mar 2020 11:48:12 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=fail reason="signature verification failed" (1024-bit key) header.d=mg.codeaurora.org header.i=@mg.codeaurora.org header.b="L7t+sqgF" Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1727393AbgCELsI (ORCPT ); Thu, 5 Mar 2020 06:48:08 -0500 Received: from mail27.static.mailgun.info ([104.130.122.27]:49354 "EHLO mail27.static.mailgun.info" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1727389AbgCELsI (ORCPT ); Thu, 5 Mar 2020 06:48:08 -0500 DKIM-Signature: a=rsa-sha256; v=1; c=relaxed/relaxed; d=mg.codeaurora.org; q=dns/txt; s=smtp; t=1583408887; h=References: In-Reply-To: Message-Id: Date: Subject: Cc: To: From: Sender; bh=PAoNPVcXTrqPhTcM9ikOQwaGpe1OSq6wLsvaFY2qg6o=; b=L7t+sqgF7BMduwV/V88tdzqn6QkLWdDNqaUs29tX3wlr2nWcVpedOddw+qJ4wvKUkO11GVA4 yGHaOxtDOaqzO4OWhkH9jypDCUVBgb+uRUl5HgNiKZFBjCG3WwnfqJS6WZ0TzvWoLRSRV6j7 da3aMi6jmwgaL5/itPCoXMytrE8= X-Mailgun-Sending-Ip: 104.130.122.27 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 5e60e6f2.7ff9fd0b1ea0-smtp-out-n02; Thu, 05 Mar 2020 11:48:02 -0000 (UTC) Received: by smtp.codeaurora.org (Postfix, from userid 1001) id 1CDF2C43383; Thu, 5 Mar 2020 11:48:01 +0000 (UTC) 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 022FBC4479F; Thu, 5 Mar 2020 11:47:55 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.3.2 smtp.codeaurora.org 022FBC4479F 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, mka@chromium.org, evgreen@chromium.org, bjorn.andersson@linaro.org Cc: linux-kernel@vger.kernel.org, linux-arm-msm@vger.kernel.org, agross@kernel.org, dianders@chromium.org, rnayak@codeaurora.org, ilina@codeaurora.org, lsrao@codeaurora.org, Maulik Shah , devicetree@vger.kernel.orgi Subject: [PATCH v11 1/4] arm64: dts: qcom: sc7180: Add cpuidle low power states Date: Thu, 5 Mar 2020 17:17:33 +0530 Message-Id: <1583408856-1120-2-git-send-email-mkshah@codeaurora.org> X-Mailer: git-send-email 2.7.4 In-Reply-To: <1583408856-1120-1-git-send-email-mkshah@codeaurora.org> References: <1583408856-1120-1-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.orgi Signed-off-by: Maulik Shah Reviewed-by: Srinivas Rao L Reviewed-by: Stephen Boyd --- 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 253274d..f5c08ce 100644 --- a/arch/arm64/boot/dts/qcom/sc7180.dtsi +++ b/arch/arm64/boot/dts/qcom/sc7180.dtsi @@ -94,6 +94,9 @@ compatible = "arm,armv8"; reg = <0x0 0x0>; enable-method = "psci"; + cpu-idle-states = <&LITTLE_CPU_SLEEP_0 + &LITTLE_CPU_SLEEP_1 + &CLUSTER_SLEEP_0>; capacity-dmips-mhz = <1024>; dynamic-power-coefficient = <100>; next-level-cache = <&L2_0>; @@ -113,6 +116,9 @@ compatible = "arm,armv8"; reg = <0x0 0x100>; enable-method = "psci"; + cpu-idle-states = <&LITTLE_CPU_SLEEP_0 + &LITTLE_CPU_SLEEP_1 + &CLUSTER_SLEEP_0>; capacity-dmips-mhz = <1024>; dynamic-power-coefficient = <100>; next-level-cache = <&L2_100>; @@ -129,6 +135,9 @@ compatible = "arm,armv8"; reg = <0x0 0x200>; enable-method = "psci"; + cpu-idle-states = <&LITTLE_CPU_SLEEP_0 + &LITTLE_CPU_SLEEP_1 + &CLUSTER_SLEEP_0>; capacity-dmips-mhz = <1024>; dynamic-power-coefficient = <100>; next-level-cache = <&L2_200>; @@ -145,6 +154,9 @@ compatible = "arm,armv8"; reg = <0x0 0x300>; enable-method = "psci"; + cpu-idle-states = <&LITTLE_CPU_SLEEP_0 + &LITTLE_CPU_SLEEP_1 + &CLUSTER_SLEEP_0>; capacity-dmips-mhz = <1024>; dynamic-power-coefficient = <100>; next-level-cache = <&L2_300>; @@ -161,6 +173,9 @@ compatible = "arm,armv8"; reg = <0x0 0x400>; enable-method = "psci"; + cpu-idle-states = <&LITTLE_CPU_SLEEP_0 + &LITTLE_CPU_SLEEP_1 + &CLUSTER_SLEEP_0>; capacity-dmips-mhz = <1024>; dynamic-power-coefficient = <100>; next-level-cache = <&L2_400>; @@ -177,6 +192,9 @@ compatible = "arm,armv8"; reg = <0x0 0x500>; enable-method = "psci"; + cpu-idle-states = <&LITTLE_CPU_SLEEP_0 + &LITTLE_CPU_SLEEP_1 + &CLUSTER_SLEEP_0>; capacity-dmips-mhz = <1024>; dynamic-power-coefficient = <100>; next-level-cache = <&L2_500>; @@ -193,6 +211,9 @@ compatible = "arm,armv8"; reg = <0x0 0x600>; enable-method = "psci"; + cpu-idle-states = <&BIG_CPU_SLEEP_0 + &BIG_CPU_SLEEP_1 + &CLUSTER_SLEEP_0>; capacity-dmips-mhz = <1740>; dynamic-power-coefficient = <405>; next-level-cache = <&L2_600>; @@ -209,6 +230,9 @@ compatible = "arm,armv8"; reg = <0x0 0x700>; enable-method = "psci"; + cpu-idle-states = <&BIG_CPU_SLEEP_0 + &BIG_CPU_SLEEP_1 + &CLUSTER_SLEEP_0>; capacity-dmips-mhz = <1740>; dynamic-power-coefficient = <405>; next-level-cache = <&L2_700>; @@ -255,6 +279,60 @@ }; }; }; + + 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 {