From patchwork Thu Nov 27 05:24:08 2014 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Lina Iyer X-Patchwork-Id: 5391691 Return-Path: X-Original-To: patchwork-linux-arm@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 212F4C11AC for ; Thu, 27 Nov 2014 05:28:27 +0000 (UTC) Received: from mail.kernel.org (localhost [127.0.0.1]) by mail.kernel.org (Postfix) with ESMTP id 458E5201C8 for ; Thu, 27 Nov 2014 05:28:26 +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 7BA7C201C7 for ; Thu, 27 Nov 2014 05:28:25 +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 1Xtrak-0003PK-O8; Thu, 27 Nov 2014 05:26:10 +0000 Received: from mail-pd0-f181.google.com ([209.85.192.181]) by bombadil.infradead.org with esmtps (Exim 4.80.1 #2 (Red Hat Linux)) id 1XtrZb-0001tO-9n for linux-arm-kernel@lists.infradead.org; Thu, 27 Nov 2014 05:25:00 +0000 Received: by mail-pd0-f181.google.com with SMTP id z10so4216554pdj.40 for ; Wed, 26 Nov 2014 21:24:38 -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=lG+1FIgvGGSJy1g/q2FdvUjyQalUvAX+sBMBMpJCaWY=; b=Z7+ufSCwjT2obtgR6/8o0bV5boAWzcZZO4sOi2VT34jfNH1bumYU6+B4zRj/++HTFZ nkHsdDCsiahXLhKD7DtLBfSI4Ush8HF5sm0DLP2DLWk88heT4vdrujSxK+h04Kv0BCoC caUsFocqCz/0XdXDLlWMSoQmCryfYffzCzo+YdNNtSLisNBpkxCe8ne2xuLQtqJx9Z2G 8iSKoB+qNV+DoLfL1bffDrvv+NfDCyziABIZocde2tIK0CMrDQBROVXivHQM7sKG29Lo vsBTrqwOJHOrCGhfMRPJgyVdNH/Fs2ScxRtvtoOsHWUBjM46hVtXB1CLPbTmi1FH+vec RLWg== X-Gm-Message-State: ALoCoQlr7U+N0ZjAkYq8JcTJJ2v8RG1rNaODjyKOjJZ2MCLTiNADMoRYG8AJefBTKE1DoFxUXmc0 X-Received: by 10.66.145.234 with SMTP id sx10mr60050439pab.130.1417065877797; Wed, 26 Nov 2014 21:24:37 -0800 (PST) Received: from ubuntu.localdomain (c-24-8-37-141.hsd1.co.comcast.net. [24.8.37.141]) by mx.google.com with ESMTPSA id wl10sm5829131pbc.58.2014.11.26.21.24.36 for (version=TLSv1.2 cipher=ECDHE-RSA-AES128-SHA bits=128/128); Wed, 26 Nov 2014 21:24:37 -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 Subject: [PATCH v13 04/10] arm: dts: qcom: Add power-controller device node for 8074 Krait CPUs Date: Wed, 26 Nov 2014 22:24:08 -0700 Message-Id: <1417065854-37745-5-git-send-email-lina.iyer@linaro.org> X-Mailer: git-send-email 2.1.0 In-Reply-To: <1417065854-37745-1-git-send-email-lina.iyer@linaro.org> References: <1417065854-37745-1-git-send-email-lina.iyer@linaro.org> X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20141126_212459_389979_5EA1E7DD X-CRM114-Status: UNSURE ( 8.84 ) 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=-2.6 required=5.0 tests=BAYES_00, RCVD_IN_DNSWL_LOW, 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 8074/8974 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 Reviewed-by: Stephen Boyd --- 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 e265ec1..5a41f44 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>, <0xf9009000 0x1000>; + }; + + saw1: power-controller@f9099000 { + compatible = "qcom,msm8974-saw2-v2.1-cpu"; + reg = <0xf9099000 0x1000>, <0xf9009000 0x1000>; + }; + + saw2: power-controller@f90a9000 { + compatible = "qcom,msm8974-saw2-v2.1-cpu"; + reg = <0xf90a9000 0x1000>, <0xf9009000 0x1000>; + }; + + saw3: power-controller@f90b9000 { + compatible = "qcom,msm8974-saw2-v2.1-cpu"; + reg = <0xf90b9000 0x1000>, <0xf9009000 0x1000>; + }; + + saw_l2: power-controller@f9012000 { compatible = "qcom,saw2"; reg = <0xf9012000 0x1000>; regulator;