From patchwork Fri Nov 21 18:03:55 2014 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Lina Iyer X-Patchwork-Id: 5356691 Return-Path: X-Original-To: patchwork-linux-arm-msm@patchwork.kernel.org Delivered-To: patchwork-parsemail@patchwork1.web.kernel.org Received: from mail.kernel.org (mail.kernel.org [198.145.19.201]) by patchwork1.web.kernel.org (Postfix) with ESMTP id 203A19F2F1 for ; Fri, 21 Nov 2014 18:04:34 +0000 (UTC) Received: from mail.kernel.org (localhost [127.0.0.1]) by mail.kernel.org (Postfix) with ESMTP id 52FA6201FA for ; Fri, 21 Nov 2014 18:04:33 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 6A66F20220 for ; Fri, 21 Nov 2014 18:04:32 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1751433AbaKUSET (ORCPT ); Fri, 21 Nov 2014 13:04:19 -0500 Received: from mail-pd0-f181.google.com ([209.85.192.181]:61737 "EHLO mail-pd0-f181.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1750986AbaKUSER (ORCPT ); Fri, 21 Nov 2014 13:04:17 -0500 Received: by mail-pd0-f181.google.com with SMTP id z10so5756050pdj.40 for ; Fri, 21 Nov 2014 10:04:17 -0800 (PST) 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=HKLQAIbTYZu58yh9UGJ/Wwnu28lgXx9f/WVaZW8HoRk=; b=HYqnKebqj8qhaG6QzEnkzgPMNsIRh518gCvLXsEknexe9/W/ETRXeG9j3CezO5Dh1E Zkbqk+h/7oIaBiMh3Jq5IHv+L4046nHxahH68fn6+L0upsqMBmte2WkDeIWNXVKX8Clh 6ggoQps/peNHfpoZzYSYYbR+WiQjxodYSaJq9kr4534FYjzCTOPjwQuDqMSo6SL5F5dl 69DdlfT1oi2CTZgXWhunUBavxzLYmyoCYahPxO/EiuA1yEhj1GGeMSq+60+2OT2Tep37 ZVcca3kNint2FFPameEkRFoAsPzsmqOIMNZniwPUIUqb/c+3fqeyqvyffX2Eb3vmnuAp 3l2g== X-Gm-Message-State: ALoCoQk53j8JSdyKVdP/KL6lHTEGLqI32KIL7YY1mCwHWIVSPp9MsmG2P7GvZXh4KW2ysKtpRn6D X-Received: by 10.66.90.230 with SMTP id bz6mr9167844pab.125.1416593057031; Fri, 21 Nov 2014 10:04:17 -0800 (PST) Received: from ubuntu.localdomain (pat_11.qualcomm.com. [192.35.156.11]) by mx.google.com with ESMTPSA id qh4sm5411466pbb.35.2014.11.21.10.04.15 for (version=TLSv1.2 cipher=ECDHE-RSA-AES128-SHA bits=128/128); Fri, 21 Nov 2014 10:04:16 -0800 (PST) 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 v10 08/10] arm: dts: qcom: Add idle states device nodes for 8074 Date: Fri, 21 Nov 2014 11:03:55 -0700 Message-Id: <1416593037-27527-9-git-send-email-lina.iyer@linaro.org> X-Mailer: git-send-email 2.1.0 In-Reply-To: <1416593037-27527-1-git-send-email-lina.iyer@linaro.org> References: <1416593037-27527-1-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=-6.9 required=5.0 tests=BAYES_00, RCVD_IN_DNSWL_HI, T_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 ARM common idle states device bindings for cpuidle support for APQ 8074/8974. Support Standby and Standalone power collapse (power down that does not affect any SoC idle states) for each cpu. Signed-off-by: Lina Iyer Reviewed-by: Stephen Boyd --- arch/arm/boot/dts/qcom-msm8974.dtsi | 20 ++++++++++++++++++++ 1 file changed, 20 insertions(+) diff --git a/arch/arm/boot/dts/qcom-msm8974.dtsi b/arch/arm/boot/dts/qcom-msm8974.dtsi index 80a4467..e68b40f 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_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 {