From patchwork Thu Aug 25 19:51:45 2016 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Lina Iyer X-Patchwork-Id: 74709 Delivered-To: patch@linaro.org Received: by 10.140.29.52 with SMTP id a49csp1012390qga; Thu, 25 Aug 2016 12:53:00 -0700 (PDT) X-Received: by 10.98.73.24 with SMTP id w24mr19579771pfa.27.1472154779880; Thu, 25 Aug 2016 12:52:59 -0700 (PDT) Return-Path: Received: from vger.kernel.org (vger.kernel.org. [209.132.180.67]) by mx.google.com with ESMTP id a68si16973070pfb.39.2016.08.25.12.52.59; Thu, 25 Aug 2016 12:52:59 -0700 (PDT) Received-SPF: pass (google.com: best guess record for domain of linux-arm-msm-owner@vger.kernel.org designates 209.132.180.67 as permitted sender) client-ip=209.132.180.67; Authentication-Results: mx.google.com; dkim=neutral (body hash did not verify) header.i=@linaro.org; spf=pass (google.com: best guess record for domain of linux-arm-msm-owner@vger.kernel.org designates 209.132.180.67 as permitted sender) smtp.mailfrom=linux-arm-msm-owner@vger.kernel.org; dmarc=fail (p=NONE dis=NONE) header.from=linaro.org Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1757241AbcHYTwn (ORCPT + 8 others); Thu, 25 Aug 2016 15:52:43 -0400 Received: from mail-pf0-f178.google.com ([209.85.192.178]:35698 "EHLO mail-pf0-f178.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1757226AbcHYTwl (ORCPT ); Thu, 25 Aug 2016 15:52:41 -0400 Received: by mail-pf0-f178.google.com with SMTP id x72so20689681pfd.2 for ; Thu, 25 Aug 2016 12:52:36 -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=+BP94JRv+M04uJlhM0bWMQcrB1H5uLG7ygHtq1iaHnA=; b=FbLCdWIbJGC+L7g6oGl5ppPpaMtCnULVCvrlNhy/kmhuPCi9plGAkLrD61TR8x5Nog 1QdPfQy9hgUOqOzwvArf/x/i2uhKZSQvEF/aqkw9Krp3zKUZRq06euVQNernr8vwXUKO 5kRXtDE6jNJ8Tm9Q5BoOzgBkQyfuQeELeT/MQ= 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=+BP94JRv+M04uJlhM0bWMQcrB1H5uLG7ygHtq1iaHnA=; b=E1vBaHMQ0/fkrk4g8GmsrLUWelbGDSjl7PtzTRV5Xm0IYRllYEv6gTqZpvcU/vb4ck w/nI5n7rpqOHoY9E0TWdBfVu5k6B1ITDpfRbW9LQkjFRSWkHz3pEzjsRseFWiOj3bEqQ r16ZdSZ1cG2+fKDBviy2K8C0IczCvwczyrQC9/Q2Jd7+wuk6D95NbN5mPECc4nBKVVV2 bW2kHOLNDmz7Su6mzzqe6V/vGO/diSjkCS7msO9QjUef3Voerl8f3rYc7i95VO1eUjMv 9s84ShqHFdf9M4ndBNyGjIs2Fk1AbLpFgqSRqVon/AoaPP1Vu9nyPm4//DwcOEnNjTaM 1bRw== X-Gm-Message-State: AE9vXwNXt57MfsNZCGRTrJi6VFbRbUxylAdsm+6bCcMlwm86FngmgC/z/8ziqXLZ3VqQ4XXP X-Received: by 10.98.202.202 with SMTP id y71mr19616813pfk.10.1472154750627; Thu, 25 Aug 2016 12:52:30 -0700 (PDT) Received: from ubuntu.localdomain (i-global254.qualcomm.com. [199.106.103.254]) by smtp.gmail.com with ESMTPSA id i62sm22783375pfg.62.2016.08.25.12.52.28 (version=TLS1_2 cipher=ECDHE-RSA-AES128-SHA bits=128/128); Thu, 25 Aug 2016 12:52:29 -0700 (PDT) From: Lina Iyer To: ulf.hansson@linaro.org, khilman@kernel.org, rjw@rjwysocki.net, linux-pm@vger.kernel.org, linux-arm-kernel@lists.infradead.org Cc: andy.gross@linaro.org, sboyd@codeaurora.org, linux-arm-msm@vger.kernel.org, brendan.jackman@arm.com, lorenzo.pieralisi@arm.com, sudeep.holla@arm.com, Juri.Lelli@arm.com, Lina Iyer , devicetree@vger.kernel.org Subject: [PATCH v4 15/16] ARM64: dts: Add PSCI cpuidle support for MSM8916 Date: Thu, 25 Aug 2016 13:51:45 -0600 Message-Id: <1472154706-40119-16-git-send-email-lina.iyer@linaro.org> X-Mailer: git-send-email 2.7.4 In-Reply-To: <1472154706-40119-1-git-send-email-lina.iyer@linaro.org> References: <1472154706-40119-1-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 Add device bindings for CPUs to suspend using PSCI as the enable-method. Cc: Signed-off-by: Lina Iyer --- arch/arm64/boot/dts/qcom/msm8916.dtsi | 24 ++++++++++++++++++++++++ 1 file changed, 24 insertions(+) -- 2.7.4 -- To unsubscribe from this list: send the line "unsubscribe linux-arm-msm" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html diff --git a/arch/arm64/boot/dts/qcom/msm8916.dtsi b/arch/arm64/boot/dts/qcom/msm8916.dtsi index 9681200..3029773 100644 --- a/arch/arm64/boot/dts/qcom/msm8916.dtsi +++ b/arch/arm64/boot/dts/qcom/msm8916.dtsi @@ -62,6 +62,8 @@ compatible = "arm,cortex-a53", "arm,armv8"; reg = <0x0>; next-level-cache = <&L2_0>; + enable-method = "psci"; + cpu-idle-states = <&CPU_SPC>; }; CPU1: cpu@1 { @@ -69,6 +71,8 @@ compatible = "arm,cortex-a53", "arm,armv8"; reg = <0x1>; next-level-cache = <&L2_0>; + enable-method = "psci"; + cpu-idle-states = <&CPU_SPC>; }; CPU2: cpu@2 { @@ -76,6 +80,8 @@ compatible = "arm,cortex-a53", "arm,armv8"; reg = <0x2>; next-level-cache = <&L2_0>; + enable-method = "psci"; + cpu-idle-states = <&CPU_SPC>; }; CPU3: cpu@3 { @@ -83,12 +89,30 @@ compatible = "arm,cortex-a53", "arm,armv8"; reg = <0x3>; next-level-cache = <&L2_0>; + enable-method = "psci"; + cpu-idle-states = <&CPU_SPC>; }; L2_0: l2-cache { compatible = "cache"; cache-level = <2>; }; + + idle-states { + CPU_SPC: spc { + compatible = "arm,idle-state"; + arm,psci-suspend-param = <0x40000002>; + entry-latency-us = <130>; + exit-latency-us = <150>; + min-residency-us = <2000>; + local-timer-stop; + }; + }; + }; + + psci { + compatible = "arm,psci-1.0"; + method = "smc"; }; timer {