From patchwork Fri Oct 24 23:40:23 2014 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Lina Iyer X-Patchwork-Id: 5150561 Return-Path: X-Original-To: patchwork-linux-arm-msm@patchwork.kernel.org Delivered-To: patchwork-parsemail@patchwork2.web.kernel.org Received: from mail.kernel.org (mail.kernel.org [198.145.19.201]) by patchwork2.web.kernel.org (Postfix) with ESMTP id CC34CC11AD for ; Fri, 24 Oct 2014 23:41:10 +0000 (UTC) Received: from mail.kernel.org (localhost [127.0.0.1]) by mail.kernel.org (Postfix) with ESMTP id F2F4B20268 for ; Fri, 24 Oct 2014 23:41:09 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 4E0712026D for ; Fri, 24 Oct 2014 23:41:08 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S933063AbaJXXlE (ORCPT ); Fri, 24 Oct 2014 19:41:04 -0400 Received: from mail-pd0-f181.google.com ([209.85.192.181]:52274 "EHLO mail-pd0-f181.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S932965AbaJXXlB (ORCPT ); Fri, 24 Oct 2014 19:41:01 -0400 Received: by mail-pd0-f181.google.com with SMTP id w10so2239200pde.26 for ; Fri, 24 Oct 2014 16:41:01 -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=dDwVGawoOh2uK8R/RzCC+appMzm4/tsASiqVdFlTG4w=; b=G5y1E4bnwYlZO5ZvSKPkLuo+a7PPM8w8KyBDAAMVMwKfuJdXY/dDyb+luf0VEb+4Nh wetxq8PxCdAU2SblXfeQtTRwBwzVXXSLpEipTX2RYEpQgM8vq/ZVg3QQTv7Z8hA2/xTZ PNrWte8UeJKS56E9Opoty/Va/XTl5QXqJqjfyCv2JLearoKMpSx50XCq9c9heyc9oF4z bbmFQP1V53YCWiEmSaAMeN7WnDxUTedLPYYYsoMJZXUPU2JUXv49wZe2CBzOMwqrHblq GEFps2IIRmcstI3pUbHKa8+55XvJAOyP6HpPrspA0V3XR4KVOel5VxjVyTUAK4snHFaC QNoA== X-Gm-Message-State: ALoCoQkI7zbjPD2hW8lqQkBcq72oqCXbvKpqTBdcnCpbmYQcfSBDiwQdNQYuX3y+xDJSgA5YMQOe X-Received: by 10.68.137.101 with SMTP id qh5mr1219860pbb.13.1414194061395; Fri, 24 Oct 2014 16:41:01 -0700 (PDT) Received: from ubuntu.localdomain (proxy6-global253.qualcomm.com. [199.106.103.253]) by mx.google.com with ESMTPSA id fm15sm4774620pdb.58.2014.10.24.16.40.59 for (version=TLSv1.2 cipher=ECDHE-RSA-AES128-SHA bits=128/128); Fri, 24 Oct 2014 16:41:00 -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 Cc: lorenzo.pieralisi@arm.com, msivasub@codeaurora.org, devicetree@vger.kernel.org, Lina Iyer Subject: [PATCH v9 8/9] arm: dts: qcom: Add idle states device nodes for 8084 Date: Fri, 24 Oct 2014 17:40:23 -0600 Message-Id: <1414194024-55547-9-git-send-email-lina.iyer@linaro.org> X-Mailer: git-send-email 2.1.0 In-Reply-To: <1414194024-55547-1-git-send-email-lina.iyer@linaro.org> References: <1414194024-55547-1-git-send-email-lina.iyer@linaro.org> Sender: linux-arm-msm-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-arm-msm@vger.kernel.org X-Spam-Status: No, score=-8.3 required=5.0 tests=BAYES_00, RCVD_IN_DNSWL_HI, RP_MATCHES_RCVD, UNPARSEABLE_RELAY autolearn=ham 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 allowable C-States for each cpu using the cpu-idle-states node. Support standby and standalone power collapse (power down that does not affect any SoC idle states) for each cpu. Signed-off-by: Lina Iyer --- arch/arm/boot/dts/qcom-apq8084.dtsi | 20 ++++++++++++++++++++ 1 file changed, 20 insertions(+) diff --git a/arch/arm/boot/dts/qcom-apq8084.dtsi b/arch/arm/boot/dts/qcom-apq8084.dtsi index 4466b9e..207be15 100644 --- a/arch/arm/boot/dts/qcom-apq8084.dtsi +++ b/arch/arm/boot/dts/qcom-apq8084.dtsi @@ -22,6 +22,7 @@ next-level-cache = <&L2>; qcom,acc = <&acc0>; qcom,saw = <&saw0>; + cpu-idle-states = <&CPU_STBY &CPU_SPC>; }; cpu@1 { @@ -32,6 +33,7 @@ next-level-cache = <&L2>; qcom,acc = <&acc1>; qcom,saw = <&saw1>; + cpu-idle-states = <&CPU_STBY &CPU_SPC>; }; cpu@2 { @@ -42,6 +44,7 @@ next-level-cache = <&L2>; qcom,acc = <&acc2>; qcom,saw = <&saw2>; + cpu-idle-states = <&CPU_STBY &CPU_SPC>; }; cpu@3 { @@ -52,6 +55,7 @@ next-level-cache = <&L2>; qcom,acc = <&acc3>; qcom,saw = <&saw3>; + cpu-idle-states = <&CPU_STBY &CPU_SPC>; }; L2: l2-cache { @@ -59,6 +63,22 @@ cache-level = <2>; qcom,saw = <&saw_l2>; }; + + idle-states { + CPU_STBY: standby { + compatible = "qcom,idle-state-stby", "arm,idle-state"; + entry-latency-us = <1>; + exit-latency-us = <1>; + min-residency-us = <2>; + }; + + 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 {