From patchwork Tue Aug 21 11:09:30 2012 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Thomas Abraham X-Patchwork-Id: 1354021 Return-Path: X-Original-To: patchwork-linux-mmc@patchwork.kernel.org Delivered-To: patchwork-process-083081@patchwork2.kernel.org Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by patchwork2.kernel.org (Postfix) with ESMTP id C4585DFB34 for ; Tue, 21 Aug 2012 10:52:01 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1756630Ab2HUKv5 (ORCPT ); Tue, 21 Aug 2012 06:51:57 -0400 Received: from mailout4.samsung.com ([203.254.224.34]:16147 "EHLO mailout4.samsung.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1756566Ab2HUKvy (ORCPT ); Tue, 21 Aug 2012 06:51:54 -0400 Received: from epcpsbgm1.samsung.com (mailout4.samsung.com [203.254.224.34]) by mailout4.samsung.com (Oracle Communications Messaging Server 7u4-24.01(7.0.4.24.0) 64bit (built Nov 17 2011)) with ESMTP id <0M93008QTQ67YGO0@mailout4.samsung.com>; Tue, 21 Aug 2012 19:51:53 +0900 (KST) X-AuditID: cbfee61a-b7fc66d0000043b7-61-50336848a16e Received: from epmmp1.local.host ( [203.254.227.16]) by epcpsbgm1.samsung.com (EPCPMTA) with SMTP id EC.83.17335.84863305; Tue, 21 Aug 2012 19:51:53 +0900 (KST) Received: from localhost.localdomain ([107.108.73.37]) by mmp1.samsung.com (Oracle Communications Messaging Server 7u4-24.01 (7.0.4.24.0) 64bit (built Nov 17 2011)) with ESMTPA id <0M9300J5AQ69BD00@mmp1.samsung.com>; Tue, 21 Aug 2012 19:51:52 +0900 (KST) From: Thomas Abraham To: linux-mmc@vger.kernel.org, devicetree-discuss@lists.ozlabs.org Cc: linux-samsung-soc@vger.kernel.org, cjb@laptop.org, arnd@arndb.de, grant.likely@secretlab.ca, rob.herring@calxeda.com, patches@linaro.org Subject: [PATCH] mmc: dt: Add 'broken-cd' DT binding Date: Tue, 21 Aug 2012 16:39:30 +0530 Message-id: <1345547371-6784-1-git-send-email-thomas.abraham@linaro.org> X-Mailer: git-send-email 1.6.6.rc2 X-Brightmail-Tracker: H4sIAAAAAAAAA+NgFrrAJMWRmVeSWpSXmKPExsVy+t9jAV3PDOMAg/kT2CyO/O9ntJhxfh+T A5PH501yAYxRXDYpqTmZZalF+nYJXBntL+YxF6zgqGh4PYmpgbGRvYuRk0NCwETi8KeJULaY xIV769m6GLk4hAQWMUrc7drODOG0MUmcmbaRBaSKTcBA4tHCd2AdIgJOEkvmTgArYhboY5TY s+MpK0hCGGjspKUtzCA2i4CqxM6ZaxlBbF4BD4muW12sEOuUJDb0HmWawMi9gJFhFaNoakFy QXFSeq6hXnFibnFpXrpecn7uJkawP59J7WBc2WBxiFGAg1GJh/fHIqMAIdbEsuLK3EOMEhzM SiK8W+KMA4R4UxIrq1KL8uOLSnNSiw8xSnOwKInz8vcZBggJpCeWpGanphakFsFkmTg4pRoY +UIj7L9ltHga9i379fN/SWOsnkzm77YNf22fHizp27eD+fhcA5OYjq2s+l5Flw7m+/9cNW8K W5aj+rl9F8sVfuifK9UVmpr6Zc/pZo/1fbtsa199v/Jo7Ur/CmvVlPmWPDqu03frh7+ePHvT vQ3ZEb8//pi0wOFT/6aZvOr73hTuWP7yxcOn8kosxRmJhlrMRcWJAJHq9KHjAQAA X-TM-AS-MML: No Sender: linux-mmc-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-mmc@vger.kernel.org 'broken-cd' binding lets mmc controller device node to indicate that the card detect line is broken. Signed-off-by: Thomas Abraham --- The 'broken-cd' DT binding for MMC controllers is picked up from the OLPC project git repo and was originally conceived by Chris Ball . Documentation/devicetree/bindings/mmc/mmc.txt | 2 ++ 1 files changed, 2 insertions(+), 0 deletions(-) diff --git a/Documentation/devicetree/bindings/mmc/mmc.txt b/Documentation/devicetree/bindings/mmc/mmc.txt index 8a6811f..1aa527a 100644 --- a/Documentation/devicetree/bindings/mmc/mmc.txt +++ b/Documentation/devicetree/bindings/mmc/mmc.txt @@ -16,6 +16,8 @@ Optional properties: - wp-inverted: when present, polarity on the wp gpio line is inverted - non-removable: non-removable slot (like eMMC) - max-frequency: maximum operating clock frequency +- broken-cd: when present, indicates that the cd-gpios line is not + connected to the card-detect pad of the MMC host controller. Example: