From patchwork Wed Nov 26 22:28:25 2014 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Lina Iyer X-Patchwork-Id: 5389181 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 EF0C29F2F5 for ; Wed, 26 Nov 2014 22:31:59 +0000 (UTC) Received: from mail.kernel.org (localhost [127.0.0.1]) by mail.kernel.org (Postfix) with ESMTP id 1899E201FA for ; Wed, 26 Nov 2014 22:31:59 +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 2DB95201B4 for ; Wed, 26 Nov 2014 22:31:58 +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 1Xtl5u-0007DY-NR; Wed, 26 Nov 2014 22:29:54 +0000 Received: from mail-pd0-f169.google.com ([209.85.192.169]) by bombadil.infradead.org with esmtps (Exim 4.80.1 #2 (Red Hat Linux)) id 1Xtl5D-0006z7-T0 for linux-arm-kernel@lists.infradead.org; Wed, 26 Nov 2014 22:29:12 +0000 Received: by mail-pd0-f169.google.com with SMTP id fp1so3594409pdb.28 for ; Wed, 26 Nov 2014 14:28:54 -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=/cGzaW59JPm/jZnpZT7e5rE7ZnMITlezoQB4DauSR74=; b=RsQLUDMZ8aLeh59oACz8qKPhXpHg2oeGXnXO3dKmuiWm7L/cMiYOfoUTHGdtd+7FQc IPulMNmCUhtIIL7iwUJmR5VLtvI6dDmoIKmmldpl3e7l21YvUUYl+tETMdKBKfcARWjL 4p9z7cQEf3OsKKkV3/CYPmU6eQAIpMYikNtO7hjHuKmuUNVKbrbuVCbGmPULssxOlbKZ 4hy+KemqQndyB7IgguPTMblw1pZ6y+6rdRlRMiTRJ14hKYZuXDo/X3nqN9DFztdeNJTr Vr53F/ZFoQnWyJXeF/nkuKw74QUw00E57R6vz0r4LY38L+Tq/Dk57e+VG+CQ3NdxTEqO jkpA== X-Gm-Message-State: ALoCoQnAdP8D3pUY/zSOIsvTKFanOFQNfp3v9HcSyGK5XqpINFonAWg/bOGrIT1Nt98O9LLFx3FV X-Received: by 10.66.218.202 with SMTP id pi10mr58074127pac.28.1417040934806; Wed, 26 Nov 2014 14:28:54 -0800 (PST) Received: from ubuntu.localdomain (proxy6-global253.qualcomm.com. [199.106.103.253]) by mx.google.com with ESMTPSA id xd3sm5219025pbc.54.2014.11.26.14.28.52 for (version=TLSv1.2 cipher=ECDHE-RSA-AES128-SHA bits=128/128); Wed, 26 Nov 2014 14:28:54 -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 05/10] arm: dts: qcom: Add power-controller device node for 8084 Krait CPUs Date: Wed, 26 Nov 2014 15:28:25 -0700 Message-Id: <1417040910-43290-6-git-send-email-lina.iyer@linaro.org> X-Mailer: git-send-email 2.1.0 In-Reply-To: <1417040910-43290-1-git-send-email-lina.iyer@linaro.org> References: <1417040910-43290-1-git-send-email-lina.iyer@linaro.org> X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20141126_142911_995977_CB365F5B X-CRM114-Status: UNSURE ( 9.02 ) 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;