From patchwork Tue Jan 6 16:37:13 2015 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Mathieu Poirier X-Patchwork-Id: 42795 Return-Path: X-Original-To: linaro@patches.linaro.org Delivered-To: linaro@patches.linaro.org Received: from mail-wg0-f69.google.com (mail-wg0-f69.google.com [74.125.82.69]) by ip-10-151-82-157.ec2.internal (Postfix) with ESMTPS id 3ED312062F for ; Tue, 6 Jan 2015 16:38:14 +0000 (UTC) Received: by mail-wg0-f69.google.com with SMTP id x12sf13277658wgg.4 for ; Tue, 06 Jan 2015 08:38:13 -0800 (PST) X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20130820; h=x-gm-message-state:mime-version:delivered-to:from:to:cc:subject :date:message-id:in-reply-to:references:x-original-sender :x-original-authentication-results:precedence:mailing-list:list-id :list-post:list-help:list-archive:list-unsubscribe; bh=mGFW4CjYhoGDeYA3wwrHV67HRADcab5nJfRq+l3xxuQ=; b=QnEkcM/Fka/Pg5sXvY4fM629xzaYuM8UHs6gYRbG+HhOWDAMoyYqP2kvKnHGOHZuLC X0+RmhM7QG1AGXO79+2c41OsKyW618pZcniELiQ2rnMPw5KKtCiJhaBaDioY2h02FKdj ziwlrInSD9otTTBPopPvNduJdINLP9wM7r54HtZbtSHsGfqIxTy78yVhpXdD92T0/G8M YnP7+7IZFQ44l0TLXd2S27gC49MzDhWx48KdE4g9zoCE92h6AYjwRX4b/JmUrE2HBgHe IWlTOBqP4TK/pkv7Aa9XomcMHVHFIfW5qkgb9YUqy4qTGyX/y/4pMwdc/PjsJKmplmeD Okzw== X-Gm-Message-State: ALoCoQmxSRC8hd+o3y+pA7OrFSB1O81W9l6MUar2GnC2BoFqwYyZQ76gVey0tCfmOWSgDOfna+y4 X-Received: by 10.152.26.39 with SMTP id i7mr9643320lag.1.1420562293468; Tue, 06 Jan 2015 08:38:13 -0800 (PST) MIME-Version: 1.0 X-BeenThere: patchwork-forward@linaro.org Received: by 10.152.2.137 with SMTP id 9ls53563lau.26.gmail; Tue, 06 Jan 2015 08:38:13 -0800 (PST) X-Received: by 10.112.119.201 with SMTP id kw9mr100003398lbb.99.1420562293259; Tue, 06 Jan 2015 08:38:13 -0800 (PST) Received: from mail-la0-f49.google.com (mail-la0-f49.google.com. [209.85.215.49]) by mx.google.com with ESMTPS id w2si66564548laz.109.2015.01.06.08.38.13 for (version=TLSv1 cipher=ECDHE-RSA-RC4-SHA bits=128/128); Tue, 06 Jan 2015 08:38:13 -0800 (PST) Received-SPF: pass (google.com: domain of patch+caf_=patchwork-forward=linaro.org@linaro.org designates 209.85.215.49 as permitted sender) client-ip=209.85.215.49; Received: by mail-la0-f49.google.com with SMTP id hs14so19908401lab.22 for ; Tue, 06 Jan 2015 08:38:13 -0800 (PST) X-Received: by 10.112.159.136 with SMTP id xc8mr30374686lbb.98.1420562292986; Tue, 06 Jan 2015 08:38:12 -0800 (PST) X-Forwarded-To: patchwork-forward@linaro.org X-Forwarded-For: patch@linaro.org patchwork-forward@linaro.org Delivered-To: patches@linaro.org Received: by 10.112.9.200 with SMTP id c8csp1224954lbb; Tue, 6 Jan 2015 08:38:12 -0800 (PST) X-Received: by 10.66.140.8 with SMTP id rc8mr23924993pab.135.1420562278669; Tue, 06 Jan 2015 08:37:58 -0800 (PST) Received: from mail-pd0-f178.google.com (mail-pd0-f178.google.com. [209.85.192.178]) by mx.google.com with ESMTPS id gi4si73491011pbc.243.2015.01.06.08.37.57 for (version=TLSv1 cipher=ECDHE-RSA-RC4-SHA bits=128/128); Tue, 06 Jan 2015 08:37:58 -0800 (PST) Received-SPF: pass (google.com: domain of mathieu.poirier@linaro.org designates 209.85.192.178 as permitted sender) client-ip=209.85.192.178; Received: by mail-pd0-f178.google.com with SMTP id r10so30553764pdi.23 for ; Tue, 06 Jan 2015 08:37:57 -0800 (PST) X-Received: by 10.70.3.2 with SMTP id 2mr7457140pdy.86.1420562277775; Tue, 06 Jan 2015 08:37:57 -0800 (PST) Received: from t430.cg.shawcable.net (S0106002369de4dac.cg.shawcable.net. [70.73.24.112]) by mx.google.com with ESMTPSA id iv1sm42245554pbc.87.2015.01.06.08.37.56 (version=TLSv1.2 cipher=ECDHE-RSA-AES128-SHA bits=128/128); Tue, 06 Jan 2015 08:37:56 -0800 (PST) From: mathieu.poirier@linaro.org To: liviu.dudau@arm.com, sudeep.holla@arm.com, lorenzo.pieralisi@arm.com Cc: linux-arm-kernel@lists.infradead.org, linux-kernel@vger.kernel.org, mathieu.poirier@linaro.org, patches@linaro.org Subject: [PATCH 9/9] coresight: Documenting reference to generic PD bindings Date: Tue, 6 Jan 2015 09:37:13 -0700 Message-Id: <1420562233-2015-10-git-send-email-mathieu.poirier@linaro.org> X-Mailer: git-send-email 1.9.1 In-Reply-To: <1420562233-2015-1-git-send-email-mathieu.poirier@linaro.org> References: <1420562233-2015-1-git-send-email-mathieu.poirier@linaro.org> X-Removed-Original-Auth: Dkim didn't pass. X-Original-Sender: mathieu.poirier@linaro.org X-Original-Authentication-Results: mx.google.com; spf=pass (google.com: domain of patch+caf_=patchwork-forward=linaro.org@linaro.org designates 209.85.215.49 as permitted sender) smtp.mail=patch+caf_=patchwork-forward=linaro.org@linaro.org Precedence: list Mailing-list: list patchwork-forward@linaro.org; contact patchwork-forward+owners@linaro.org List-ID: X-Google-Group-Id: 836684582541 List-Post: , List-Help: , List-Archive: List-Unsubscribe: , From: Mathieu Poirier Each coresight block can be part of a power domain. Using the generic power domain subsystems to manage power to individual domains guarantes that coresight operations won't be interrupted by other components. Signed-off-by: Mathieu Poirier --- Documentation/devicetree/bindings/arm/coresight.txt | 4 ++++ 1 file changed, 4 insertions(+) diff --git a/Documentation/devicetree/bindings/arm/coresight.txt b/Documentation/devicetree/bindings/arm/coresight.txt index d790f49066f3..27f96f0d36ef 100644 --- a/Documentation/devicetree/bindings/arm/coresight.txt +++ b/Documentation/devicetree/bindings/arm/coresight.txt @@ -50,6 +50,10 @@ its hardware characteristcs. * cpu: the cpu phandle this ETM/PTM is affined to. When omitted the source is considered to belong to CPU0. + * power-domains: a handle to the generic power domain node this + coresight block is affined to. When omitted the component is + assumed to always be powered. + * Optional property for TMC: * arm,buffer-size: size of contiguous buffer space for TMC ETR