From patchwork Tue Oct 7 21:31:20 2014 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Lina Iyer X-Patchwork-Id: 5049401 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 [198.145.19.201]) by patchwork1.web.kernel.org (Postfix) with ESMTP id EC6FC9F3ED for ; Tue, 7 Oct 2014 21:35:30 +0000 (UTC) Received: from mail.kernel.org (localhost [127.0.0.1]) by mail.kernel.org (Postfix) with ESMTP id 24BAA20204 for ; Tue, 7 Oct 2014 21:35:30 +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 421A32022D for ; Tue, 7 Oct 2014 21:35:28 +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 1XbcMm-00011D-EZ; Tue, 07 Oct 2014 21:32:20 +0000 Received: from mail-pd0-f175.google.com ([209.85.192.175]) by bombadil.infradead.org with esmtps (Exim 4.80.1 #2 (Red Hat Linux)) id 1XbcMg-0000xJ-RQ for linux-arm-kernel@lists.infradead.org; Tue, 07 Oct 2014 21:32:15 +0000 Received: by mail-pd0-f175.google.com with SMTP id v10so5722224pde.20 for ; Tue, 07 Oct 2014 14:31:52 -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=Zjez0zwCzURZTFJ0UU+yGh/3QHcFdXrFLPc94PxHOj4=; b=K/sfaXabh+6IJTxiJ2NHqtmjGPgeM2VHkPJ7dF4jcIk+1umKd+mA8N43Q8UPA3JCf6 yTEhH7ymqZzY+xbEIZNyIVcei96ENYEMap6YEiXXZa2GxXDmayMdRkHlchzwtOmorWr5 Lyz5fmZmwX0R+A78fFTLrriPUTNGpOIscvvafEFV9YVM9Xsf4JmdJ3qjG2S1ucP0WM2a 1BzUcbH387uyqQHKS55wGzWCwzwmu9woux9WgLI4q5NUzy9a2Cs1cVRJzQ06Iu4k//us 9VXIq3Clvv2Vo0APfdGJQki14pMeGkfOQkzoxKCGu/DPHGQuCxadpQC81IKcLxd92CN2 JTbA== X-Gm-Message-State: ALoCoQn57c0ctQElrIcuEkko3aapX6JTwxUVYzuaz3dN573oz+rhjcPXTGCuzEEogUqQ5asp4WB0 X-Received: by 10.70.135.98 with SMTP id pr2mr6378227pdb.90.1412717512645; Tue, 07 Oct 2014 14:31:52 -0700 (PDT) Received: from ubuntu.localdomain (proxy6-global253.qualcomm.com. [199.106.103.253]) by mx.google.com with ESMTPSA id rh5sm5360068pdb.4.2014.10.07.14.31.50 for (version=TLSv1.2 cipher=ECDHE-RSA-AES128-SHA bits=128/128); Tue, 07 Oct 2014 14:31:52 -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 2/7] arm: dts: qcom: Add power-controller device node for 8974 Krait CPUs Date: Tue, 7 Oct 2014 15:31:20 -0600 Message-Id: <1412717485-16892-2-git-send-email-lina.iyer@linaro.org> X-Mailer: git-send-email 1.9.1 In-Reply-To: <1412717485-16892-1-git-send-email-lina.iyer@linaro.org> References: <1412717485-16892-1-git-send-email-lina.iyer@linaro.org> X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20141007_143214_939591_3186DCED X-CRM114-Status: UNSURE ( 9.41 ) 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 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=-1.9 required=5.0 tests=BAYES_00, RCVD_IN_DNSWL_NONE, 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 Each Krait CPU in the QCOM 8974 SoC has an SAW power controller to regulate the power to the cpu and aide the core in entering idle states. Reference the SAW instance and associate the instance with the CPU core. Signed-off-by: Lina Iyer --- arch/arm/boot/dts/qcom-msm8974.dtsi | 26 +++++++++++++++++++++++++- 1 file changed, 25 insertions(+), 1 deletion(-) diff --git a/arch/arm/boot/dts/qcom-msm8974.dtsi b/arch/arm/boot/dts/qcom-msm8974.dtsi index 69dca2a..70c4329 100644 --- a/arch/arm/boot/dts/qcom-msm8974.dtsi +++ b/arch/arm/boot/dts/qcom-msm8974.dtsi @@ -21,6 +21,7 @@ reg = <0>; next-level-cache = <&L2>; qcom,acc = <&acc0>; + qcom,saw = <&saw0>; }; cpu@1 { @@ -30,6 +31,7 @@ reg = <1>; next-level-cache = <&L2>; qcom,acc = <&acc1>; + qcom,saw = <&saw1>; }; cpu@2 { @@ -39,6 +41,7 @@ reg = <2>; next-level-cache = <&L2>; qcom,acc = <&acc2>; + qcom,saw = <&saw2>; }; cpu@3 { @@ -48,6 +51,7 @@ reg = <3>; next-level-cache = <&L2>; qcom,acc = <&acc3>; + qcom,saw = <&saw3>; }; L2: l2-cache { @@ -144,7 +148,27 @@ }; }; - saw_l2: regulator@f9012000 { + saw0: power-controller@f9089000 { + compatible = "qcom,msm8974-saw2-v2.1-cpu"; + reg = <0xf9089000 0x1000>; + }; + + saw1: power-controller@f9099000 { + compatible = "qcom,msm8974-saw2-v2.1-cpu"; + reg = <0xf9099000 0x1000>; + }; + + saw2: power-controller@f90a9000 { + compatible = "qcom,msm8974-saw2-v2.1-cpu"; + reg = <0xf90a9000 0x1000>; + }; + + saw3: power-controller@f90b9000 { + compatible = "qcom,msm8974-saw2-v2.1-cpu"; + reg = <0xf90b9000 0x1000>; + }; + + saw_l2: power-controller@f9012000 { compatible = "qcom,saw2"; reg = <0xf9012000 0x1000>; regulator;