From patchwork Thu Mar 19 03:33:22 2015 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Frank Rowand X-Patchwork-Id: 451719 Return-Path: X-Original-To: incoming-dt@patchwork.ozlabs.org Delivered-To: patchwork-incoming-dt@bilbo.ozlabs.org Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by ozlabs.org (Postfix) with ESMTP id 8722C1400D5 for ; Thu, 19 Mar 2015 14:33:28 +1100 (AEDT) Authentication-Results: ozlabs.org; dkim=fail reason="verification failed; unprotected key" header.d=gmail.com header.i=@gmail.com header.b=Qq7ttb5Z; dkim-adsp=none (unprotected policy); dkim-atps=neutral Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1751422AbbCSDd1 (ORCPT ); Wed, 18 Mar 2015 23:33:27 -0400 Received: from mail-pd0-f179.google.com ([209.85.192.179]:34316 "EHLO mail-pd0-f179.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1750804AbbCSDd0 (ORCPT ); Wed, 18 Mar 2015 23:33:26 -0400 Received: by pdbni2 with SMTP id ni2so62687445pdb.1; Wed, 18 Mar 2015 20:33:25 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20120113; h=message-id:date:from:reply-to:user-agent:mime-version:to:cc:subject :references:in-reply-to:content-type:content-transfer-encoding; bh=/Ug7dp9TtWsMhOLnC7dpx1xIn8DqfGEvumDlBKATWfE=; b=Qq7ttb5ZPkxZJJ/DZduuoWKrszWyfU/RrGpfZmUC7gpXd/HtQaDTl+D657vWONkgdF QF1c1Dfdv2UX3uEAPDpt2ABysDDlQdRn1rnBAsOzYxGYbFgCbR8Cu3iOtDWloOvB/+8h 70qdbEhtDJQxeuCwwWS4CUHiVOBKTpK+P3GyFWX6d/UdYzowoMGpcUvNFzWPoKh3Vy4V RRlqaiP+zoVJKAjfzovBQUGhEoj8wX7Iftsh4IEHfRrEFvwDviTY5q1idPnaAAj4p8sX KuKYFyBQPZpIaBY+vpjNeUzG051XiDaSXEE5uzY7rCWc8EwR9D/a8hJ94KV4JqiBkEcr MIJQ== X-Received: by 10.70.31.66 with SMTP id y2mr107829245pdh.118.1426736005789; Wed, 18 Mar 2015 20:33:25 -0700 (PDT) Received: from [172.26.79.213] ([64.211.224.253]) by mx.google.com with ESMTPSA id x3sm127501pdb.36.2015.03.18.20.33.23 (version=TLSv1 cipher=ECDHE-RSA-RC4-SHA bits=128/128); Wed, 18 Mar 2015 20:33:24 -0700 (PDT) Message-ID: <550A4382.4030209@gmail.com> Date: Wed, 18 Mar 2015 20:33:22 -0700 From: Frank Rowand Reply-To: frowand.list@gmail.com User-Agent: Mozilla/5.0 (Windows NT 6.1; WOW64; rv:17.0) Gecko/20130801 Thunderbird/17.0.8 MIME-Version: 1.0 To: frowand.list@gmail.com, Rob Herring , Grant Likely , Russell King , Michal Marek CC: Ian Campbell , Kumar Gala , Leif Lindholm , Mark Rutland , Pawel Moll , "devicetree@vger.kernel.org" , "linux-arm-kernel@lists.infradead.org" , linux-kbuild@vger.kernel.org, Linux Kernel list Subject: [patch 2/7] dt: dtb version: document chosen/dtb-info node binding References: <550A42AC.8060104@gmail.com> In-Reply-To: <550A42AC.8060104@gmail.com> Sender: devicetree-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: devicetree@vger.kernel.org From: Frank Rowand Add /chosen/dtb-node binding. Signed-off-by: Frank Rowand --- Documentation/devicetree/bindings/chosen.txt | 37 +++++++++++ -- To unsubscribe from this list: send the line "unsubscribe devicetree" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Index: b/Documentation/devicetree/bindings/chosen.txt =================================================================== --- a/Documentation/devicetree/bindings/chosen.txt +++ b/Documentation/devicetree/bindings/chosen.txt @@ -46,6 +46,43 @@ on PowerPC "stdout" if "stdout-path" is should only use the "stdout-path" property. +dtb-info node +---------------- + +Information that describes where the device tree blob (DTB) came from and the +environment it was created in. + +This node is normally created by including arch/arm/boot/dts/skeleton.dtsi, +which includes include/dt-bindings/version.dtsi. + +Properties: + +version + The version of the DTB. This is analagous to the linux kernel version. + + This is a format free field intended for human consumption. User space + programs should not have any expections about this property. + + The DTB number in this property is incremented each time a make that + creates one or more DTBs is invoked. If the make creates multiple + DTBs then this number is only incremented once. + + The DTB number is stored in file .version_dtb. + +version-linux + The version of the linux kernel most recently built in the source + control system that contains the source used to build the DTB. + + The linux kernel version number is not incremented for a make that + creates a DTB. + +dtb-path + The build directory relative path of the DTB. + +dts-path + The absolute path of the .dts file compiled to create the DTB. + + Properties documented in other bindings --------------------------------------- #address-cells video/simple-framebuffer-sunxi.txt