From patchwork Wed Jun 22 19:36:48 2016 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Lina Iyer X-Patchwork-Id: 9193683 Return-Path: Received: from mail.wl.linuxfoundation.org (pdx-wl-mail.web.codeaurora.org [172.30.200.125]) by pdx-korg-patchwork.web.codeaurora.org (Postfix) with ESMTP id DC3096075F for ; Wed, 22 Jun 2016 19:44:13 +0000 (UTC) Received: from mail.wl.linuxfoundation.org (localhost [127.0.0.1]) by mail.wl.linuxfoundation.org (Postfix) with ESMTP id CA4EC2840F for ; Wed, 22 Jun 2016 19:44:13 +0000 (UTC) Received: by mail.wl.linuxfoundation.org (Postfix, from userid 486) id BE1C928418; Wed, 22 Jun 2016 19:44:13 +0000 (UTC) X-Spam-Checker-Version: SpamAssassin 3.3.1 (2010-03-16) on pdx-wl-mail.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-4.1 required=2.0 tests=BAYES_00,DKIM_SIGNED, RCVD_IN_DNSWL_MED,T_DKIM_INVALID autolearn=ham version=3.3.1 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.wl.linuxfoundation.org (Postfix) with ESMTPS id 6367C2840F for ; Wed, 22 Jun 2016 19:44:13 +0000 (UTC) Received: from localhost ([127.0.0.1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.85_2 #1 (Red Hat Linux)) id 1bFo2u-0007i8-VX; Wed, 22 Jun 2016 19:42:44 +0000 Received: from mail-pa0-x234.google.com ([2607:f8b0:400e:c03::234]) by bombadil.infradead.org with esmtps (Exim 4.85_2 #1 (Red Hat Linux)) id 1bFnyY-0001gJ-C4 for linux-arm-kernel@lists.infradead.org; Wed, 22 Jun 2016 19:38:16 +0000 Received: by mail-pa0-x234.google.com with SMTP id wo6so19576726pac.3 for ; Wed, 22 Jun 2016 12:37:57 -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=KMDxl4pvAMx7nNEpMkRfDyE4wcIf0vJBGh6PWD12hWP7NW3y6XNekB0SVdPd09o+ws 1MPzDv3txqEQv6M03oAxnXaZXiecbkZ1STVsTGFqId/TgE83PRKlMT0q8nVuc12Hkguw OE3V6il9HkOkbgaeqKuMvCsesZV8bYoGMKxow= 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=ONGYY9q/ALzxTay7vi/HEEUwuPHuMeoWZCLWl893OFMANq2mU5JlYIHSLZ3UODAeNv OS2fCiQPuDtXthk2vBSlnfTCA43nu+slMKftccTjEmF0+UYjx/kDmGccP79F9NITCEsB RG2YQRZtcSi0p0MDK9V+7W4/3M4YD6EgWa2Nr3OAZceqMjMraJxu22eW2PdF9e7SjqYF cgWRln9CoLMHusz4e4qSY+mNnu0y6DZrjSfLvvD3lXxYNF2VWV2x3TX62ewWLmbVBFF3 Uj37lpkJaE7O6kqbNf1GVkftrLAdgDCu8MVzGrwij+RZXRCx34pkkJfAXahs2p0OWQjl 5aPA== X-Gm-Message-State: ALyK8tJfWuzNyBsSYmRwJYNZouSjm4Rpal3Q/cDGxC3yfxYsLz3dmz1PkR1Ixt8Ue4AlMcE3 X-Received: by 10.67.23.48 with SMTP id hx16mr36475359pad.7.1466624276686; Wed, 22 Jun 2016 12:37:56 -0700 (PDT) Received: from ubuntu.localdomain ([172.56.9.151]) by smtp.gmail.com with ESMTPSA id t4sm1563368paw.32.2016.06.22.12.37.54 (version=TLS1_2 cipher=ECDHE-RSA-AES128-SHA bits=128/128); Wed, 22 Jun 2016 12:37:55 -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 Subject: [PATCH 13/14] ARM64: dts: Add PSCI cpuidle support for MSM8916 Date: Wed, 22 Jun 2016 13:36:48 -0600 Message-Id: <1466624209-27432-14-git-send-email-lina.iyer@linaro.org> X-Mailer: git-send-email 2.7.4 In-Reply-To: <1466624209-27432-1-git-send-email-lina.iyer@linaro.org> References: <1466624209-27432-1-git-send-email-lina.iyer@linaro.org> X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20160622_123814_691713_9ADF2528 X-CRM114-Status: UNSURE ( 8.40 ) X-CRM114-Notice: Please train this message. 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, k.kozlowski@samsung.com, lorenzo.pieralisi@arm.com, ahaslam@baylibre.com, linux-arm-msm@vger.kernel.org, sboyd@codeaurora.org, geert@linux-m68k.org, Lina Iyer , andy.gross@linaro.org, mtitinger@baylibre.com MIME-Version: 1.0 Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+patchwork-linux-arm=patchwork.kernel.org@lists.infradead.org X-Virus-Scanned: ClamAV using ClamSMTP 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(+) 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 {