From patchwork Fri Mar 20 20:21:14 2015 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Lina Iyer X-Patchwork-Id: 6060761 Return-Path: X-Original-To: patchwork-linux-arm@patchwork.kernel.org Delivered-To: patchwork-parsemail@patchwork1.web.kernel.org Received: from mail.kernel.org (mail.kernel.org [198.145.29.136]) by patchwork1.web.kernel.org (Postfix) with ESMTP id 69D329F820 for ; Fri, 20 Mar 2015 20:24:57 +0000 (UTC) Received: from mail.kernel.org (localhost [127.0.0.1]) by mail.kernel.org (Postfix) with ESMTP id 7C29B20520 for ; Fri, 20 Mar 2015 20:24:56 +0000 (UTC) Received: from bombadil.infradead.org (bombadil.infradead.org [198.137.202.9]) (using TLSv1.2 with cipher DHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPS id 96BEC204D5 for ; Fri, 20 Mar 2015 20:24:55 +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 1YZ3Qg-00077C-97; Fri, 20 Mar 2015 20:22:02 +0000 Received: from mail-pd0-f182.google.com ([209.85.192.182]) by bombadil.infradead.org with esmtps (Exim 4.80.1 #2 (Red Hat Linux)) id 1YZ3Ne-0004Zu-Fj for linux-arm-kernel@lists.infradead.org; Fri, 20 Mar 2015 20:18:55 +0000 Received: by pdbni2 with SMTP id ni2so118268557pdb.1 for ; Fri, 20 Mar 2015 13:18:33 -0700 (PDT) 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=CbDtFkFDgIll7FinCrHdVQqsmF/IwU/SIn3e9zQQibg=; b=RdYIT0U9RUY+Ga509Ghcyf8CnxbCFa/Sy371uFtMsTostr4qzVmN1R5p+/ZTQc0owO uEX+wE1H3HhmRaxFdW/mec8IqfhrlF7U28XT7GPwZMedGSspswnnLqMC6ywXX00vR3nM DXLDIYDoIMsCRKn+78Ro76FOaX77t3DyuyAJ56kfEAJI+qzG6J4XubdZYnU5riFzIBTw dlvCQaf3eBapCrwn/uGcJt/wnf7HKi2ttL0FzaEje9qMXEQhcuhkooJVYf5aSwlsYOVj BU5mAOyJFKyXsEI/PPEKdznOST8tqSh5njgM4mXaKSmW/Y8hXNvtsFEHuz70ni0s05LD B2oQ== X-Gm-Message-State: ALoCoQkLxN2F0Mieem1aXPk2N2E/ssnmrCVFuE6gPT87zGcqqcxmosqUgrN67hP0cxaS3fHcGlBI X-Received: by 10.70.133.197 with SMTP id pe5mr191551284pdb.64.1426882713753; Fri, 20 Mar 2015 13:18:33 -0700 (PDT) Received: from ubuntu.localdomain (i-global254.qualcomm.com. [199.106.103.254]) by mx.google.com with ESMTPSA id ji6sm9543280pac.30.2015.03.20.13.18.32 (version=TLSv1.2 cipher=ECDHE-RSA-AES128-SHA bits=128/128); Fri, 20 Mar 2015 13:18:33 -0700 (PDT) From: Lina Iyer To: daniel.lezcano@linaro.org, khilman@linaro.org, sboyd@codeaurora.org, galak@codeaurora.org, linux-arm-msm@vger.kernel.org, linux-pm@vger.kernel.org, linux-arm-kernel@lists.infradead.org Subject: [PATCH v17 07/10] ARM: dts: qcom: Add idle states device nodes for 8974/8074 Date: Fri, 20 Mar 2015 14:21:14 -0600 Message-Id: <1426882877-33008-8-git-send-email-lina.iyer@linaro.org> X-Mailer: git-send-email 2.1.0 In-Reply-To: <1426882877-33008-1-git-send-email-lina.iyer@linaro.org> References: <1426882877-33008-1-git-send-email-lina.iyer@linaro.org> X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20150320_131854_594129_D06C792E X-CRM114-Status: UNSURE ( 6.87 ) X-CRM114-Notice: Please train this message. X-Spam-Score: -0.7 (/) Cc: msivasub@codeaurora.org, devicetree@vger.kernel.org, lorenzo.pieralisi@arm.com, Lina Iyer , agross@codeaurora.org X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.18-1 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , 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=-4.2 required=5.0 tests=BAYES_00, RCVD_IN_DNSWL_MED, T_RP_MATCHES_RCVD, 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 Add ARM common idle states device bindings for cpuidle support for APQ 8974/8074. Support Standalone power collapse (SPC) idle state (power down that does not affect any SoC idle states) for each cpu. Cc: Kumar Gala Signed-off-by: Lina Iyer --- arch/arm/boot/dts/qcom-msm8974.dtsi | 14 ++++++++++++++ 1 file changed, 14 insertions(+) diff --git a/arch/arm/boot/dts/qcom-msm8974.dtsi b/arch/arm/boot/dts/qcom-msm8974.dtsi index 5a41f44..1c28f0f 100644 --- a/arch/arm/boot/dts/qcom-msm8974.dtsi +++ b/arch/arm/boot/dts/qcom-msm8974.dtsi @@ -22,6 +22,7 @@ next-level-cache = <&L2>; qcom,acc = <&acc0>; qcom,saw = <&saw0>; + cpu-idle-states = <&CPU_SPC>; }; cpu@1 { @@ -32,6 +33,7 @@ next-level-cache = <&L2>; qcom,acc = <&acc1>; qcom,saw = <&saw1>; + cpu-idle-states = <&CPU_SPC>; }; cpu@2 { @@ -42,6 +44,7 @@ next-level-cache = <&L2>; qcom,acc = <&acc2>; qcom,saw = <&saw2>; + cpu-idle-states = <&CPU_SPC>; }; cpu@3 { @@ -52,6 +55,7 @@ next-level-cache = <&L2>; qcom,acc = <&acc3>; qcom,saw = <&saw3>; + cpu-idle-states = <&CPU_SPC>; }; L2: l2-cache { @@ -59,6 +63,16 @@ cache-level = <2>; qcom,saw = <&saw_l2>; }; + + idle-states { + CPU_SPC: spc { + compatible = "qcom,idle-state-spc", + "arm,idle-state"; + entry-latency-us = <150>; + exit-latency-us = <200>; + min-residency-us = <2000>; + }; + }; }; cpu-pmu {