From patchwork Tue Apr 12 23:55:39 2016 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Guodong Xu X-Patchwork-Id: 65664 Delivered-To: patch@linaro.org Received: by 10.140.93.198 with SMTP id d64csp2204300qge; Tue, 12 Apr 2016 16:57:26 -0700 (PDT) X-Received: by 10.98.73.142 with SMTP id r14mr8606242pfi.140.1460505446671; Tue, 12 Apr 2016 16:57:26 -0700 (PDT) Return-Path: Received: from vger.kernel.org (vger.kernel.org. [209.132.180.67]) by mx.google.com with ESMTP id ez9si654916pab.20.2016.04.12.16.57.26; Tue, 12 Apr 2016 16:57:26 -0700 (PDT) Received-SPF: pass (google.com: best guess record for domain of linux-kernel-owner@vger.kernel.org designates 209.132.180.67 as permitted sender) client-ip=209.132.180.67; Authentication-Results: mx.google.com; dkim=pass header.i=@linaro.org; spf=pass (google.com: best guess record for domain of linux-kernel-owner@vger.kernel.org designates 209.132.180.67 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org; dmarc=pass (p=NONE dis=NONE) header.from=linaro.org Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S966797AbcDLX5N (ORCPT + 29 others); Tue, 12 Apr 2016 19:57:13 -0400 Received: from mail-pa0-f51.google.com ([209.85.220.51]:35812 "EHLO mail-pa0-f51.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S965155AbcDLX5J (ORCPT ); Tue, 12 Apr 2016 19:57:09 -0400 Received: by mail-pa0-f51.google.com with SMTP id fs9so3580042pac.2 for ; Tue, 12 Apr 2016 16:57:08 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=linaro.org; s=google; h=from:to:cc:subject:date:message-id:in-reply-to:references; bh=AQVfwtsYFrUCq6tNSaa7sN825dnrGplYVI3maRZd+7U=; b=cmlrOZx7lg3g/2GiaJCrQ6fUDaYaB4Y4kaO9ERiG6yyfhM/3FLPnRJQE6ZObKkslaN TM5d77YdaZwI6UxLsTPmKhHJYiiC7Jre/1FEn9hF9MyzRvLvr3MqCXU1XtYgD/akX5Tw iqnJGZlESSfcZBw2bS1+1KA4xVt5PvJbKi06E= X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20130820; h=x-gm-message-state:from:to:cc:subject:date:message-id:in-reply-to :references; bh=AQVfwtsYFrUCq6tNSaa7sN825dnrGplYVI3maRZd+7U=; b=AjzGAhu+3oqkMpB0Sf1fS1fGMcu4idONaAG+iTtuicz/mYG1VImgFAqOu6jUGLdtAQ 7qqoRYuf/zChpbPrApT6XiFghH1XDOgPK3+C8sLjLPSHaj+SdytZ3CkyjvsLgAbb5r6O nTDwLLn+a865JsI4eoHmzPB42APcnzjfbbq3wf5jmJlAvFWFGiJzPF2LNtNp5L4Dhc6H KwMz/hscRnTzia4+UWtV9fADnX1qVYcuLEGJfYQxXRqOFwjdq+Vexdb44UPkigR6kmHl 1c+PryZz3R1iJLSFLvY8mIRF4ToMeX/AJvopCUo5yCy2uua38ldU/6+fGLUWwtZXUEaU s6SA== X-Gm-Message-State: AOPr4FUkv5zohcE+Wo59Zpxg0cIJgNnPOfqehQQhTpxREDEYUrSim0M/+VuoTAfd3Nh7AoGv X-Received: by 10.66.146.39 with SMTP id sz7mr8664175pab.76.1460505427687; Tue, 12 Apr 2016 16:57:07 -0700 (PDT) Received: from localhost.localdomain ([104.237.91.226]) by smtp.gmail.com with ESMTPSA id i1sm46165795pfj.17.2016.04.12.16.56.55 (version=TLS1_2 cipher=ECDHE-RSA-AES128-SHA bits=128/128); Tue, 12 Apr 2016 16:57:07 -0700 (PDT) From: Guodong Xu To: xuwei5@hisilicon.com, robh+dt@kernel.org, pawel.moll@arm.com, mark.rutland@arm.com, ijc+devicetree@hellion.org.uk, galak@codeaurora.org, catalin.marinas@arm.com, will.deacon@arm.com, haojian.zhuang@linaro.org, linus.walleij@linaro.org, tony@atomide.com Cc: devicetree@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linux-kernel@vger.kernel.org, Leo Yan Subject: [PATCH v4 03/16] arm64: dts: enable idle states for Hi6220 Date: Wed, 13 Apr 2016 07:55:39 +0800 Message-Id: <1460505352-13157-4-git-send-email-guodong.xu@linaro.org> X-Mailer: git-send-email 1.9.1 In-Reply-To: <1460505352-13157-1-git-send-email-guodong.xu@linaro.org> References: <1460505352-13157-1-git-send-email-guodong.xu@linaro.org> Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org From: Leo Yan Add cpu and cluster level's low power state for Hi6220. Acked-by: Sudeep Holla Signed-off-by: Leo Yan --- arch/arm64/boot/dts/hisilicon/hi6220.dtsi | 31 +++++++++++++++++++++++++++++++ 1 file changed, 31 insertions(+) -- 1.9.1 diff --git a/arch/arm64/boot/dts/hisilicon/hi6220.dtsi b/arch/arm64/boot/dts/hisilicon/hi6220.dtsi index b975286..dc7f21a 100644 --- a/arch/arm64/boot/dts/hisilicon/hi6220.dtsi +++ b/arch/arm64/boot/dts/hisilicon/hi6220.dtsi @@ -53,11 +53,35 @@ }; }; + idle-states { + entry-method = "psci"; + + CPU_SLEEP: cpu-sleep { + compatible = "arm,idle-state"; + local-timer-stop; + arm,psci-suspend-param = <0x0010000>; + entry-latency-us = <700>; + exit-latency-us = <250>; + min-residency-us = <1000>; + }; + + CLUSTER_SLEEP: cluster-sleep { + compatible = "arm,idle-state"; + local-timer-stop; + arm,psci-suspend-param = <0x1010000>; + entry-latency-us = <1000>; + exit-latency-us = <700>; + min-residency-us = <2700>; + wakeup-latency-us = <1500>; + }; + }; + cpu0: cpu@0 { compatible = "arm,cortex-a53", "arm,armv8"; device_type = "cpu"; reg = <0x0 0x0>; enable-method = "psci"; + cpu-idle-states = <&CPU_SLEEP &CLUSTER_SLEEP>; }; cpu1: cpu@1 { @@ -65,6 +89,7 @@ device_type = "cpu"; reg = <0x0 0x1>; enable-method = "psci"; + cpu-idle-states = <&CPU_SLEEP &CLUSTER_SLEEP>; }; cpu2: cpu@2 { @@ -72,6 +97,7 @@ device_type = "cpu"; reg = <0x0 0x2>; enable-method = "psci"; + cpu-idle-states = <&CPU_SLEEP &CLUSTER_SLEEP>; }; cpu3: cpu@3 { @@ -79,6 +105,7 @@ device_type = "cpu"; reg = <0x0 0x3>; enable-method = "psci"; + cpu-idle-states = <&CPU_SLEEP &CLUSTER_SLEEP>; }; cpu4: cpu@100 { @@ -86,6 +113,7 @@ device_type = "cpu"; reg = <0x0 0x100>; enable-method = "psci"; + cpu-idle-states = <&CPU_SLEEP &CLUSTER_SLEEP>; }; cpu5: cpu@101 { @@ -93,6 +121,7 @@ device_type = "cpu"; reg = <0x0 0x101>; enable-method = "psci"; + cpu-idle-states = <&CPU_SLEEP &CLUSTER_SLEEP>; }; cpu6: cpu@102 { @@ -100,6 +129,7 @@ device_type = "cpu"; reg = <0x0 0x102>; enable-method = "psci"; + cpu-idle-states = <&CPU_SLEEP &CLUSTER_SLEEP>; }; cpu7: cpu@103 { @@ -107,6 +137,7 @@ device_type = "cpu"; reg = <0x0 0x103>; enable-method = "psci"; + cpu-idle-states = <&CPU_SLEEP &CLUSTER_SLEEP>; }; };