From patchwork Tue May 19 16:55:19 2015 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Mathieu Poirier X-Patchwork-Id: 6439901 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 [198.145.29.136]) by patchwork2.web.kernel.org (Postfix) with ESMTP id 16D5DC0432 for ; Tue, 19 May 2015 17:17:36 +0000 (UTC) Received: from mail.kernel.org (localhost [127.0.0.1]) by mail.kernel.org (Postfix) with ESMTP id 1305320444 for ; Tue, 19 May 2015 17:17:36 +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 7C31B2045E for ; Tue, 19 May 2015 17:17:34 +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 1Yul6x-0008Ao-U3; Tue, 19 May 2015 17:15:23 +0000 Received: from casper.infradead.org ([2001:770:15f::2]) by bombadil.infradead.org with esmtps (Exim 4.80.1 #2 (Red Hat Linux)) id 1Yul6e-0007X7-63 for linux-arm-kernel@bombadil.infradead.org; Tue, 19 May 2015 17:15:04 +0000 Received: from mail-pd0-f170.google.com ([209.85.192.170]) by casper.infradead.org with esmtps (Exim 4.80.1 #2 (Red Hat Linux)) id 1YukoX-0007l4-7x for linux-arm-kernel@lists.infradead.org; Tue, 19 May 2015 16:56:22 +0000 Received: by pdbnk13 with SMTP id nk13so33046362pdb.1 for ; Tue, 19 May 2015 09:55:59 -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=PiNZzPsm5Yl1T57TYWAXKE78pn2VrNGrFIZCedbL/mM=; b=JGE8r04W3WONDAeg4BmC+vpW2/n6Unr3RQJ26rUvHkz7J8fanwm/uVJ43F6VA9eiYU LaJQygDfVVeNtNnml5+ITT1PYAjMKl9hQ5yYPHiMMWFOVO5AaoNsLEFnlTVAcsOkSglR U0q/0kAaqAj3h27NCOV0+VRjro9RBb1o3qSdLfLKCU3Z4Ssai/47JO7wazO0OaLsCkYl STnuzuG9HEq0H7ypKUzqnxB1vAds/jXoUGoErzvWmxgBJqozA7DZQmKqqNVLxEJsl/m0 uF3ifrYnQbCUeepPUj3W+HuJMey3P/2Alk5Fjl6Qq7JxwWllDF4F647OoEecjBO2JoAz 3z6A== X-Gm-Message-State: ALoCoQkSXjIwwwWlsH3SUBwtofBWtA8MHbnghnsd2v8kSICymNzcelo33qiVoA36ly1halCM/dpr X-Received: by 10.68.226.37 with SMTP id rp5mr54906758pbc.21.1432054559006; Tue, 19 May 2015 09:55:59 -0700 (PDT) Received: from t430.cg.shawcable.net ([184.64.168.246]) by mx.google.com with ESMTPSA id rx6sm11817453pbc.54.2015.05.19.09.55.57 (version=TLSv1.2 cipher=ECDHE-RSA-AES128-SHA bits=128/128); Tue, 19 May 2015 09:55:58 -0700 (PDT) From: Mathieu Poirier To: gregkh@linuxfoundation.org Subject: [PATCH 14/16] coresight: document the bindings for the ATCLK Date: Tue, 19 May 2015 10:55:19 -0600 Message-Id: <1432054521-24807-15-git-send-email-mathieu.poirier@linaro.org> X-Mailer: git-send-email 1.9.1 In-Reply-To: <1432054521-24807-1-git-send-email-mathieu.poirier@linaro.org> References: <1432054521-24807-1-git-send-email-mathieu.poirier@linaro.org> X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20150519_175621_436240_D84E46E9 X-CRM114-Status: GOOD ( 13.93 ) X-Spam-Score: -3.7 (---) Cc: mathieu.poirier@linaro.org, kaixu.xia@linaro.org, linux-kernel@vger.kernel.org, linux-arm-kernel@lists.infradead.org, zhang.chunyan@linaro.org 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=-4.2 required=5.0 tests=BAYES_00, RCVD_IN_DNSWL_MED, 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 From: Linus Walleij Put in a blurb in the device tree bindings indicating that coresight blocks may have an optional ATCLK. Signed-off-by: Linus Walleij Signed-off-by: Mathieu Poirier --- Documentation/devicetree/bindings/arm/coresight.txt | 13 ++++++++----- 1 file changed, 8 insertions(+), 5 deletions(-) diff --git a/Documentation/devicetree/bindings/arm/coresight.txt b/Documentation/devicetree/bindings/arm/coresight.txt index 88602b75418e..8711c1065479 100644 --- a/Documentation/devicetree/bindings/arm/coresight.txt +++ b/Documentation/devicetree/bindings/arm/coresight.txt @@ -21,11 +21,14 @@ its hardware characteristcs. * reg: physical base address and length of the register set(s) of the component. - * clocks: the clock associated to this component. - - * clock-names: the name of the clock as referenced by the code. - Since we are using the AMBA framework, the name should be - "apb_pclk". + * clocks: the clocks associated to this component. + + * clock-names: the name of the clocks referenced by the code. + Since we are using the AMBA framework, the name of the clock + providing the interconnect should be "apb_pclk", and some + coresight blocks also have an additional clock "atclk", which + clocks the core of that coresight component. The latter clock + is optional. * port or ports: The representation of the component's port layout using the generic DT graph presentation found in