From patchwork Thu Apr 3 17:59:25 2014 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Soren Brinkmann X-Patchwork-Id: 3933701 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 248729F334 for ; Thu, 3 Apr 2014 18:00:22 +0000 (UTC) Received: from mail.kernel.org (localhost [127.0.0.1]) by mail.kernel.org (Postfix) with ESMTP id 574DF202EA for ; Thu, 3 Apr 2014 18:00:21 +0000 (UTC) Received: from casper.infradead.org (casper.infradead.org [85.118.1.10]) (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 61178202A1 for ; Thu, 3 Apr 2014 18:00:20 +0000 (UTC) Received: from merlin.infradead.org ([2001:4978:20e::2]) by casper.infradead.org with esmtps (Exim 4.80.1 #2 (Red Hat Linux)) id 1WVlw0-0005ta-RM; Thu, 03 Apr 2014 18:00:16 +0000 Received: from localhost ([::1] helo=merlin.infradead.org) by merlin.infradead.org with esmtp (Exim 4.80.1 #2 (Red Hat Linux)) id 1WVlvy-00027W-60; Thu, 03 Apr 2014 18:00:14 +0000 Received: from mail-qa0-f47.google.com ([209.85.216.47]) by merlin.infradead.org with esmtps (Exim 4.80.1 #2 (Red Hat Linux)) id 1WVlvu-000263-Cu for linux-arm-kernel@lists.infradead.org; Thu, 03 Apr 2014 18:00:10 +0000 Received: by mail-qa0-f47.google.com with SMTP id w5so1973057qac.6 for ; Thu, 03 Apr 2014 10:59:45 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20120113; h=sender:from:to:cc:subject:date:message-id; bh=YoICqSSQhYf0xbnb7FPf7gFWkGirlS4XfSxU+Gr9mkQ=; b=NnNsqLGcyjLS3IZuQjK7qHy67Bp9aj96eZfKrflHPQylrxx8qck8rrRtOE6MOJeLND dkumh+XbpZaCtF7IGwEOMbKjuDVCHZ+NN0O2DqDo+nwpCIF+T/8toARba/mb3wTg+09O FiXiF78Ltcw67yS947fdypahaUyqGs2xAr3KwObVbB1bLAHsNxG63mCt/JVbRC9lBuOS ODdffbIq8J3GndNNb5fCm5e3mZ1hc29DLtyaCP0tMyz/x6GiZ3UHNF3yT1D12FC2uk9I dwuMUsDIIOwjI6G+ZkTA6RFdhR+Zmd8MjMNw+NiogOV4wN+Zu/LNzmP7Krp0oTm3GT+K gExA== X-Received: by 10.140.86.166 with SMTP id p35mr8471992qgd.81.1396547985576; Thu, 03 Apr 2014 10:59:45 -0700 (PDT) Received: from localhost ([149.199.62.254]) by mx.google.com with ESMTPSA id w35sm7754688qgw.4.2014.04.03.10.59.43 for (version=TLSv1.2 cipher=RC4-SHA bits=128/128); Thu, 03 Apr 2014 10:59:44 -0700 (PDT) From: Soren Brinkmann To: Rob Herring , Pawel Moll , Mark Rutland , Ian Campbell , Kumar Gala , Rob Landley , Russell King , Wolfram Sang , Grant Likely , Michal Simek Subject: [PATCH v4 1/3] i2c: cadence: Document device tree bindings Date: Thu, 3 Apr 2014 10:59:25 -0700 Message-Id: <1396547967-19260-1-git-send-email-soren.brinkmann@xilinx.com> X-Mailer: git-send-email 1.9.1.1.gbb9f595 X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20140403_140010_466186_77C29BFC X-CRM114-Status: UNSURE ( 7.45 ) X-CRM114-Notice: Please train this message. X-Spam-Score: -2.6 (--) Cc: =?UTF-8?q?S=C3=B6ren=20Brinkmann?= , Harini Katakam , devicetree@vger.kernel.org, Mike Looijmans , linux-doc@vger.kernel.org, linux-kernel@vger.kernel.org, linux-i2c@vger.kernel.org, linux-arm-kernel@lists.infradead.org X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.15 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=-4.6 required=5.0 tests=BAYES_00,DKIM_SIGNED, RCVD_IN_DNSWL_MED,RP_MATCHES_RCVD,T_DKIM_INVALID,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 Add device tree binding documentation for the Cadence I2C controller. Signed-off-by: Soren Brinkmann --- Changes in v4: - moved adding DT docs into this dedicated patch Changes in v3: None Changes in v2: None --- .../devicetree/bindings/i2c/i2c-cadence.txt | 21 +++++++++++++++++++++ 1 file changed, 21 insertions(+) create mode 100644 Documentation/devicetree/bindings/i2c/i2c-cadence.txt diff --git a/Documentation/devicetree/bindings/i2c/i2c-cadence.txt b/Documentation/devicetree/bindings/i2c/i2c-cadence.txt new file mode 100644 index 000000000000..685adf513111 --- /dev/null +++ b/Documentation/devicetree/bindings/i2c/i2c-cadence.txt @@ -0,0 +1,21 @@ +Binding for the Cadence I2C controller + +Required properties: + compatible: Compatibility string. Must be 'cdns,i2c-r1p10'. + clocks: From common clock bindings. Phandle to input clock. + +Optional properties: + clock-frequency: Desired operating frequency, in Hz, of the bus (actual may + be lower). Defaults to 400000 if not specified. + +Example: + + i2c@e0004000 { + compatible = "cdns,i2c-r1p10"; + clocks = <&clkc 38>; + interrupts = <0 25 4>; + reg = <0xE0004000 0x1000>; + clock-frequency = <400000>; + #address-cells = <1>; + #size-cells = <0>; + };