From patchwork Wed Oct 30 04:05:18 2019 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Maulik Shah X-Patchwork-Id: 11218965 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 BC7A214DB for ; Wed, 30 Oct 2019 04:07:00 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 90BDE217D9 for ; Wed, 30 Oct 2019 04:07:00 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=fail reason="key not found in DNS" (0-bit key) header.d=codeaurora.org header.i=@codeaurora.org header.b="WSSiufiZ"; dkim=fail reason="key not found in DNS" (0-bit key) header.d=codeaurora.org header.i=@codeaurora.org header.b="dQYIYF1O" Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1727125AbfJ3EG4 (ORCPT ); Wed, 30 Oct 2019 00:06:56 -0400 Received: from smtp.codeaurora.org ([198.145.29.96]:35998 "EHLO smtp.codeaurora.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1727197AbfJ3EGz (ORCPT ); Wed, 30 Oct 2019 00:06:55 -0400 Received: by smtp.codeaurora.org (Postfix, from userid 1000) id 4340660F79; Wed, 30 Oct 2019 04:06:54 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=codeaurora.org; s=default; t=1572408414; bh=8Pd/E1F2GITTQ0OZqlMrdEyd7JcogM8q9jE0bY5JquU=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=WSSiufiZbFYTGbq6mT4YhSQElJjvl2oQDa2WfZyFOh2DXTzpwaFT5ZW0ZCAVX2ghX fnJVS4AVjGrWJ+2NEgEMnyxdxUp2zQXl4mDGOJC7mdfwfYY7gz4iJCxYDeR6aI9D3b 5/mdqkFlKREUuuZawPr5soexRyLWHQ2il+GMHcMc= X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on pdx-caf-mail.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-2.7 required=2.0 tests=ALL_TRUSTED,BAYES_00, DKIM_INVALID,DKIM_SIGNED,SPF_NONE autolearn=no 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@smtp.codeaurora.org) by smtp.codeaurora.org (Postfix) with ESMTPSA id 4ED8F60F7E; Wed, 30 Oct 2019 04:06:49 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=codeaurora.org; s=default; t=1572408413; bh=8Pd/E1F2GITTQ0OZqlMrdEyd7JcogM8q9jE0bY5JquU=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=dQYIYF1OrkSyf+OkIfFTN+fgBH4rMhxySlJTMHQasioMTlqY6FCuWlc4kfzFY/ob1 YU5VmpqdQHFZNG2jeUXr0vK8xN06TAsCFTnwJzQYpLwd6TEGiDKJOdpL4IEpZj0UPG F9iUnkwUXsWloVCRrlqbofaWSSWyQvp5mUfi7+z4= DMARC-Filter: OpenDMARC Filter v1.3.2 smtp.codeaurora.org 4ED8F60F7E Authentication-Results: pdx-caf-mail.web.codeaurora.org; dmarc=none (p=none dis=none) header.from=codeaurora.org Authentication-Results: pdx-caf-mail.web.codeaurora.org; spf=none smtp.mailfrom=mkshah@codeaurora.org From: Maulik Shah To: agross@kernel.org, robh+dt@kernel.org, bjorn.andersson@linaro.org Cc: linux-arm-msm@vger.kernel.org, linux-kernel@vger.kernel.org, rnayak@codeaurora.org, ilina@codeaurora.org, lsrao@codeaurora.org, mka@chromium.org, swboyd@chromium.org, evgreen@chromium.org, dianders@chromium.org, Maulik Shah , devicetree@vger.kernel.org Subject: [PATCH] arm64: dts: qcom: sc7180: Add cpuidle low power states Date: Wed, 30 Oct 2019 09:35:18 +0530 Message-Id: <1572408318-28681-2-git-send-email-mkshah@codeaurora.org> X-Mailer: git-send-email 2.7.4 In-Reply-To: <1572408318-28681-1-git-send-email-mkshah@codeaurora.org> References: <1572408318-28681-1-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 fceac50..69d5e2c 100644 --- a/arch/arm64/boot/dts/qcom/sc7180.dtsi +++ b/arch/arm64/boot/dts/qcom/sc7180.dtsi @@ -70,6 +70,9 @@ 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>; L2_0: l2-cache { compatible = "cache"; @@ -85,6 +88,9 @@ 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>; L2_100: l2-cache { compatible = "cache"; @@ -97,6 +103,9 @@ 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>; L2_200: l2-cache { compatible = "cache"; @@ -109,6 +118,9 @@ 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>; L2_300: l2-cache { compatible = "cache"; @@ -121,6 +133,9 @@ 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>; L2_400: l2-cache { compatible = "cache"; @@ -133,6 +148,9 @@ 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>; L2_500: l2-cache { compatible = "cache"; @@ -145,6 +163,9 @@ 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>; L2_600: l2-cache { compatible = "cache"; @@ -157,12 +178,69 @@ 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>; 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 = <350>; + exit-latency-us = <461>; + min-residency-us = <1890>; + 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 = <360>; + exit-latency-us = <531>; + min-residency-us = <3934>; + 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 = <264>; + exit-latency-us = <621>; + min-residency-us = <952>; + 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 = <702>; + exit-latency-us = <1061>; + min-residency-us = <4488>; + local-timer-stop; + }; + + CLUSTER_SLEEP_0: cluster-sleep-0 { + compatible = "arm,idle-state"; + idle-state-name = "cluster-power-down"; + arm,psci-suspend-param = <0x400000F4>; + entry-latency-us = <3263>; + exit-latency-us = <6562>; + min-residency-us = <9987>; + local-timer-stop; + }; + }; }; memory@80000000 {