From patchwork Tue Apr 5 13:27:27 2016 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Guodong Xu X-Patchwork-Id: 8751621 Return-Path: X-Original-To: patchwork-linux-arm@patchwork.kernel.org Delivered-To: patchwork-parsemail@patchwork2.web.kernel.org Received: from mail.kernel.org (mail.kernel.org [198.145.29.136]) by patchwork2.web.kernel.org (Postfix) with ESMTP id 6ED43C0553 for ; Tue, 5 Apr 2016 13:32:33 +0000 (UTC) Received: from mail.kernel.org (localhost [127.0.0.1]) by mail.kernel.org (Postfix) with ESMTP id E757C2039E for ; Tue, 5 Apr 2016 13:32:27 +0000 (UTC) Received: from bombadil.infradead.org (bombadil.infradead.org [198.137.202.9]) (using TLSv1.2 with cipher AES128-GCM-SHA256 (128/128 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPS id 1E29420390 for ; Tue, 5 Apr 2016 13:32:25 +0000 (UTC) Received: from localhost ([127.0.0.1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.80.1 #2 (Red Hat Linux)) id 1anR47-0003Ma-Jr; Tue, 05 Apr 2016 13:30:43 +0000 Received: from mail-pa0-x231.google.com ([2607:f8b0:400e:c03::231]) by bombadil.infradead.org with esmtps (Exim 4.80.1 #2 (Red Hat Linux)) id 1anR3j-0001zh-Ow for linux-arm-kernel@lists.infradead.org; Tue, 05 Apr 2016 13:30:22 +0000 Received: by mail-pa0-x231.google.com with SMTP id fe3so10859150pab.1 for ; Tue, 05 Apr 2016 06:29:59 -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=hrH0NUroMQ6MTDucUA4MPq5ws3D48xrgkZf1cYGBbWGrXY3GPUx5n2egjtnn+PC8QL 2pI/V248pj65SG67DUgnSpFal/2X+NUg/HDtnXAaEBEYZpV2P8LJHL47Yid/hGX0hGrn SHFligXC+oOO5duGeWOWi4G7uBZem2VvFp6AA= 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=O512QPzlgg4gHT/d9Ni5JGe6nmPTdnohhstchrQgwSBMyP9+vHzvNV56JaOX1B0Y8b 4ELf5vX+3yCf1rpki9Oh2ce2pVHlIBAtrwSWCRriDstZ8rpbYD2d2QFinnKVkVUwjWP0 wAznXWd62Ud8rTGjjWn931t8XJJTP3juMsCjhmWMvaNgwqjQkS2u6rs8C4XyUhiu/+6V fUFGdxejaWOaA8jr5yf4oDN9X5jP3YxkovDjADejFk/6L30c4IIxzCkKYnyVIOwYebbH q02dNePbAkYDXimvOoOyxRYz1xexFArTyEUhqOH78U1xERBlJYd1xeERWKssSPluHpb/ RSeg== X-Gm-Message-State: AD7BkJKSx2TVZwsN2Foz0+3TBR/T5TeLBc18aIM+quOPA29dU2QUTOnPt4K9EEm4AkzucjZK X-Received: by 10.67.8.100 with SMTP id dj4mr62300443pad.88.1459862998956; Tue, 05 Apr 2016 06:29:58 -0700 (PDT) Received: from localhost.localdomain ([45.56.152.49]) by smtp.gmail.com with ESMTPSA id wh9sm8060481pab.8.2016.04.05.06.29.52 (version=TLS1_2 cipher=ECDHE-RSA-AES128-SHA bits=128/128); Tue, 05 Apr 2016 06:29:58 -0700 (PDT) From: Guodong Xu To: xuwei5@hisilicon.com, mark.rutland@arm.com, robh@kernel.org, grant.likely@secretlab.ca, linus.walleij@linaro.org, arnd.bergmann@linaro.org Subject: [PATCH v3 03/16] arm64: dts: enable idle states for Hi6220 Date: Tue, 5 Apr 2016 21:27:27 +0800 Message-Id: <1459862860-9775-4-git-send-email-guodong.xu@linaro.org> X-Mailer: git-send-email 1.9.1 In-Reply-To: <1459862860-9775-1-git-send-email-guodong.xu@linaro.org> References: <1459862860-9775-1-git-send-email-guodong.xu@linaro.org> X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20160405_063020_024696_3C4EA714 X-CRM114-Status: UNSURE ( 9.44 ) X-CRM114-Notice: Please train this message. X-Spam-Score: -2.7 (--) X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.20 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: devicetree@vger.kernel.org, kong.kongxinwei@hisilicon.com, linux-kernel@vger.kernel.org, linux-arm-kernel@lists.infradead.org, Leo Yan MIME-Version: 1.0 Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+patchwork-linux-arm=patchwork.kernel.org@lists.infradead.org X-Spam-Status: No, score=-5.1 required=5.0 tests=BAYES_00,DKIM_SIGNED, RCVD_IN_DNSWL_MED,RP_MATCHES_RCVD,T_DKIM_INVALID,UNPARSEABLE_RELAY autolearn=unavailable version=3.3.1 X-Spam-Checker-Version: SpamAssassin 3.3.1 (2010-03-16) on mail.kernel.org X-Virus-Scanned: ClamAV using ClamSMTP 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(+) 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>; }; };