From patchwork Tue Dec 2 17:39:13 2014 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Lina Iyer X-Patchwork-Id: 5422281 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 95777BEEA8 for ; Tue, 2 Dec 2014 17:45:32 +0000 (UTC) Received: from mail.kernel.org (localhost [127.0.0.1]) by mail.kernel.org (Postfix) with ESMTP id 1E67A201ED for ; Tue, 2 Dec 2014 17:45:27 +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 415DA202A1 for ; Tue, 2 Dec 2014 17:45:26 +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 1XvrT0-000745-BW; Tue, 02 Dec 2014 17:42:26 +0000 Received: from mail-pd0-f172.google.com ([209.85.192.172]) by bombadil.infradead.org with esmtps (Exim 4.80.1 #2 (Red Hat Linux)) id 1XvrRZ-00069E-87 for linux-arm-kernel@lists.infradead.org; Tue, 02 Dec 2014 17:40:58 +0000 Received: by mail-pd0-f172.google.com with SMTP id y13so13568763pdi.31 for ; Tue, 02 Dec 2014 09:40:36 -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=Kx8tm/Hdm3L/btVsJtgimJc+bdnCziXW+J6BLCMZvWo=; b=hR76aa2JA07+mXWrZqi0kK78N2QVpwp3g1mVabEjuGopZdUucA6JOyG6Ujo3FsZcBu ULJ6lawRNAvpikIIJ1PYeV1Ho2slbRqWJsHo0ZHg5UFbGS4aD5CyQlIL9HSVqYr1B+3p xWai+tR/HNiOl6xGQGX1jAhX6eTbj8jTXIM1mZ+Ydy2SlgaJ7MYu7tBXGMPRg8bP9xds YzhmOhkAaVvzczP7o7GVTxxdpzJlw+v6aXI+hvpU/sek6tZaGwWtgn1xFo/sYy20Sv3f icC5fOShOklZe6ek0kdvuCWtu44/xLICDrXROyPgPA6RovgGrSlCTXjovbXdTdslWaZx mamg== X-Gm-Message-State: ALoCoQmyFW/OmYkol8uiKYEag2wCNbPh6Q8TPky73rgsU2a9aoUEC6wdWAhNlSVwMDDdpOs60IUJ X-Received: by 10.67.22.9 with SMTP id ho9mr497498pad.77.1417542036028; Tue, 02 Dec 2014 09:40:36 -0800 (PST) Received: from ubuntu.localdomain (proxy6-global253.qualcomm.com. [199.106.103.253]) by mx.google.com with ESMTPSA id q3sm20928900pdn.23.2014.12.02.09.40.33 for (version=TLSv1.2 cipher=ECDHE-RSA-AES128-SHA bits=128/128); Tue, 02 Dec 2014 09:40:35 -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 v14 05/10] arm: dts: qcom: Add power-controller device node for 8084 Krait CPUs Date: Tue, 2 Dec 2014 10:39:13 -0700 Message-Id: <1417541958-56907-6-git-send-email-lina.iyer@linaro.org> X-Mailer: git-send-email 2.1.0 In-Reply-To: <1417541958-56907-1-git-send-email-lina.iyer@linaro.org> References: <1417541958-56907-1-git-send-email-lina.iyer@linaro.org> X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20141202_094057_362082_AF034A3F X-CRM114-Status: UNSURE ( 8.35 ) 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 8084 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-apq8084.dtsi | 26 +++++++++++++++++++++++++- 1 file changed, 25 insertions(+), 1 deletion(-) diff --git a/arch/arm/boot/dts/qcom-apq8084.dtsi b/arch/arm/boot/dts/qcom-apq8084.dtsi index 1f130bc..71182bf 100644 --- a/arch/arm/boot/dts/qcom-apq8084.dtsi +++ b/arch/arm/boot/dts/qcom-apq8084.dtsi @@ -21,6 +21,7 @@ enable-method = "qcom,kpss-acc-v2"; next-level-cache = <&L2>; qcom,acc = <&acc0>; + qcom,saw = <&saw0>; }; cpu@1 { @@ -30,6 +31,7 @@ enable-method = "qcom,kpss-acc-v2"; next-level-cache = <&L2>; qcom,acc = <&acc1>; + qcom,saw = <&saw1>; }; cpu@2 { @@ -39,6 +41,7 @@ enable-method = "qcom,kpss-acc-v2"; next-level-cache = <&L2>; qcom,acc = <&acc2>; + qcom,saw = <&saw2>; }; cpu@3 { @@ -48,6 +51,7 @@ enable-method = "qcom,kpss-acc-v2"; 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,apq8084-saw2-v2.1-cpu"; + reg = <0xf9089000 0x1000>, <0xf9009000 0x1000>; + }; + + saw1: power-controller@f9099000 { + compatible = "qcom,apq8084-saw2-v2.1-cpu"; + reg = <0xf9099000 0x1000>, <0xf9009000 0x1000>; + }; + + saw2: power-controller@f90a9000 { + compatible = "qcom,apq8084-saw2-v2.1-cpu"; + reg = <0xf90a9000 0x1000>, <0xf9009000 0x1000>; + }; + + saw3: power-controller@f90b9000 { + compatible = "qcom,apq8084-saw2-v2.1-cpu"; + reg = <0xf90b9000 0x1000>, <0xf9009000 0x1000>; + }; + + saw_l2: power-controller@f9012000 { compatible = "qcom,saw2"; reg = <0xf9012000 0x1000>; regulator;