From patchwork Fri May 19 08:15:36 2017 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Kishon Vijay Abraham I X-Patchwork-Id: 9736291 Return-Path: Received: from mail.wl.linuxfoundation.org (pdx-wl-mail.web.codeaurora.org [172.30.200.125]) by pdx-korg-patchwork.web.codeaurora.org (Postfix) with ESMTP id 9D81F601C2 for ; Fri, 19 May 2017 08:22:20 +0000 (UTC) Received: from mail.wl.linuxfoundation.org (localhost [127.0.0.1]) by mail.wl.linuxfoundation.org (Postfix) with ESMTP id 71CE327FA3 for ; Fri, 19 May 2017 08:22:20 +0000 (UTC) Received: by mail.wl.linuxfoundation.org (Postfix, from userid 486) id 664B628474; Fri, 19 May 2017 08:22:20 +0000 (UTC) X-Spam-Checker-Version: SpamAssassin 3.3.1 (2010-03-16) on pdx-wl-mail.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-6.8 required=2.0 tests=BAYES_00,DKIM_SIGNED, RCVD_IN_DNSWL_HI,T_DKIM_INVALID autolearn=ham version=3.3.1 Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.wl.linuxfoundation.org (Postfix) with ESMTP id 12B5B27FA3 for ; Fri, 19 May 2017 08:22:20 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1755573AbdESIUi (ORCPT ); Fri, 19 May 2017 04:20:38 -0400 Received: from fllnx209.ext.ti.com ([198.47.19.16]:23312 "EHLO fllnx209.ext.ti.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1754649AbdESIUe (ORCPT ); Fri, 19 May 2017 04:20:34 -0400 Received: from dflxv15.itg.ti.com ([128.247.5.124]) by fllnx209.ext.ti.com (8.15.1/8.15.1) with ESMTP id v4J8IXuP010357; Fri, 19 May 2017 03:18:33 -0500 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=ti.com; s=ti-com-17Q1; t=1495181913; bh=jeJ+vMqR4Z+LGSntN38PzOqf8L1pyIyAoXxjbXPDM0E=; h=From:To:CC:Subject:Date:In-Reply-To:References; b=d/YdN2pPjbQOib53OyKrSAlCNSIpdSXctwezkI4jMR1KR01v9YlJWhTHdYSySrn/j BQAaSiwsM3KxavrBNLWBeP6dFetsYDqE4MKj+h1S8UvCMWgQTFpB75Sv+mcZL38GXM qXj0BKMDp0XVxlftWGK2lsGqSb0Nux00EN15Z3ec= 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 v4J8ISBd030098; Fri, 19 May 2017 03:18:28 -0500 Received: from dlep33.itg.ti.com (157.170.170.75) by DLEE70.ent.ti.com (157.170.170.113) with Microsoft SMTP Server id 14.3.294.0; Fri, 19 May 2017 03:18:28 -0500 Received: from a0393678ub.india.ti.com (ileax41-snat.itg.ti.com [10.172.224.153]) by dlep33.itg.ti.com (8.14.3/8.13.8) with ESMTP id v4J8FfQh009185; Fri, 19 May 2017 03:18:24 -0500 From: Kishon Vijay Abraham I To: Ulf Hansson , Rob Herring , Tony Lindgren CC: , , , , , , Jonathan Corbet , Mark Rutland , Russell King , , Subject: [PATCH 36/41] ARM: dts: am57xx-idk: Set MMC2 IO voltage to 3.3V Date: Fri, 19 May 2017 13:45:36 +0530 Message-ID: <20170519081541.26753-37-kishon@ti.com> X-Mailer: git-send-email 2.11.0 In-Reply-To: <20170519081541.26753-1-kishon@ti.com> References: <20170519081541.26753-1-kishon@ti.com> MIME-Version: 1.0 Sender: linux-mmc-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-mmc@vger.kernel.org X-Virus-Scanned: ClamAV using ClamSMTP From: Sekhar Nori MMC2 interface on AM57xx IDK, connected to onboard eMMC, has IO voltage fixed to 3.3V. Add no-1-8-v device-tree property to mmc2 node in the board's device-tree file to reflect this. Note that the AM57xx SoC itself supports dual-voltage on MMC2. The limitation above is due to the board. Signed-off-by: Sekhar Nori Signed-off-by: Kishon Vijay Abraham I --- arch/arm/boot/dts/am57xx-idk-common.dtsi | 1 + 1 file changed, 1 insertion(+) diff --git a/arch/arm/boot/dts/am57xx-idk-common.dtsi b/arch/arm/boot/dts/am57xx-idk-common.dtsi index 5d6965ab7339..a8c9e5f714e4 100644 --- a/arch/arm/boot/dts/am57xx-idk-common.dtsi +++ b/arch/arm/boot/dts/am57xx-idk-common.dtsi @@ -413,6 +413,7 @@ bus-width = <8>; ti,non-removable; max-frequency = <96000000>; + no-1-8-v; /delete-property/ mmc-hs200-1_8v; };