From patchwork Mon Jan 6 22:37:33 2014 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Nishanth Menon X-Patchwork-Id: 3440921 Return-Path: X-Original-To: patchwork-linux-omap@patchwork.kernel.org Delivered-To: patchwork-parsemail@patchwork2.web.kernel.org Received: from mail.kernel.org (mail.kernel.org [198.145.19.201]) by patchwork2.web.kernel.org (Postfix) with ESMTP id A2C02C02DC for ; Mon, 6 Jan 2014 22:38:04 +0000 (UTC) Received: from mail.kernel.org (localhost [127.0.0.1]) by mail.kernel.org (Postfix) with ESMTP id DBB832018E for ; Mon, 6 Jan 2014 22:38:03 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id E45782018B for ; Mon, 6 Jan 2014 22:38:02 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1755931AbaAFWiA (ORCPT ); Mon, 6 Jan 2014 17:38:00 -0500 Received: from devils.ext.ti.com ([198.47.26.153]:37603 "EHLO devils.ext.ti.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1755253AbaAFWiA (ORCPT ); Mon, 6 Jan 2014 17:38:00 -0500 Received: from dflxv15.itg.ti.com ([128.247.5.124]) by devils.ext.ti.com (8.13.7/8.13.7) with ESMTP id s06MbaNS005549; Mon, 6 Jan 2014 16:37:36 -0600 Received: from DLEE70.ent.ti.com (dlee70.ent.ti.com [157.170.170.113]) by dflxv15.itg.ti.com (8.14.3/8.13.8) with ESMTP id s06MbZqp015723; Mon, 6 Jan 2014 16:37:35 -0600 Received: from dflp32.itg.ti.com (10.64.6.15) by DLEE70.ent.ti.com (157.170.170.113) with Microsoft SMTP Server id 14.2.342.3; Mon, 6 Jan 2014 16:37:35 -0600 Received: from localhost (ileax41-snat.itg.ti.com [10.172.224.153]) by dflp32.itg.ti.com (8.14.3/8.13.8) with ESMTP id s06MbZar001396; Mon, 6 Jan 2014 16:37:35 -0600 From: Nishanth Menon To: =?UTF-8?q?Beno=C3=AEt=20Cousson?= , Tony Lindgren CC: , , , Nishanth Menon Subject: [PATCH] ARM: dts: omap3430-sdp: add dip switch information for MMC operation Date: Mon, 6 Jan 2014 16:37:33 -0600 Message-ID: <1389047853-26375-1-git-send-email-nm@ti.com> X-Mailer: git-send-email 1.7.9.5 MIME-Version: 1.0 Sender: linux-omap-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-omap@vger.kernel.org X-Spam-Status: No, score=-7.2 required=5.0 tests=BAYES_00, RCVD_IN_DNSWL_HI, 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 MMC 8 bit mode operation depends on dip switch setting which is not obvious - The current board file has this description. However, with removal of the board file in the future, this information will be lost and has to be rediscovered. Signed-off-by: Nishanth Menon --- arch/arm/boot/dts/omap3430-sdp.dts | 4 ++++ 1 file changed, 4 insertions(+) diff --git a/arch/arm/boot/dts/omap3430-sdp.dts b/arch/arm/boot/dts/omap3430-sdp.dts index 281914e..cd3d047 100644 --- a/arch/arm/boot/dts/omap3430-sdp.dts +++ b/arch/arm/boot/dts/omap3430-sdp.dts @@ -34,6 +34,10 @@ &mmc1 { vmmc-supply = <&vmmc1>; vmmc_aux-supply = <&vsim>; + /* + * S6-3 must be in ON position for 8 bit mode to function + * Else, use 4 bit mode + */ bus-width = <8>; };