From patchwork Thu Oct 27 17:11:41 2016 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Javier Martinez Canillas X-Patchwork-Id: 9399975 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 C772260231 for ; Thu, 27 Oct 2016 17:12:02 +0000 (UTC) Received: from mail.wl.linuxfoundation.org (localhost [127.0.0.1]) by mail.wl.linuxfoundation.org (Postfix) with ESMTP id B1B1A283B9 for ; Thu, 27 Oct 2016 17:12:02 +0000 (UTC) Received: by mail.wl.linuxfoundation.org (Postfix, from userid 486) id A611F2A1F4; Thu, 27 Oct 2016 17:12:02 +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=-6.9 required=2.0 tests=BAYES_00,RCVD_IN_DNSWL_HI 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 775042A1F2 for ; Thu, 27 Oct 2016 17:12:01 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S936334AbcJ0RMA (ORCPT ); Thu, 27 Oct 2016 13:12:00 -0400 Received: from ec2-52-27-115-49.us-west-2.compute.amazonaws.com ([52.27.115.49]:49604 "EHLO s-opensource.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S932442AbcJ0RL7 (ORCPT ); Thu, 27 Oct 2016 13:11:59 -0400 Received: from localhost (localhost [127.0.0.1]) by s-opensource.com (Postfix) with ESMTP id AB120A1352; Thu, 27 Oct 2016 17:12:06 +0000 (UTC) X-Virus-Scanned: amavisd-new at osg.samsung.com Received: from s-opensource.com ([127.0.0.1]) by localhost (s-opensource.com [127.0.0.1]) (amavisd-new, port 10024) with ESMTP id nEG6wIuXFEHL; Thu, 27 Oct 2016 17:12:05 +0000 (UTC) Received: from minerva.localdomain (unknown [181.121.136.80]) by s-opensource.com (Postfix) with ESMTPSA id E9AB7A0E78; Thu, 27 Oct 2016 17:12:01 +0000 (UTC) From: Javier Martinez Canillas To: linux-kernel@vger.kernel.org Cc: Javier Martinez Canillas , devicetree@vger.kernel.org, Kukjin Kim , Russell King , linux-samsung-soc@vger.kernel.org, Rob Herring , Mark Rutland , Krzysztof Kozlowski , linux-arm-kernel@lists.infradead.org Subject: [PATCH 1/3] ARM: dts: exynos: Document eMMC/SD/SDIO devices in Exynos5250 Snow board Date: Thu, 27 Oct 2016 14:11:41 -0300 Message-Id: <1477588303-13681-1-git-send-email-javier@osg.samsung.com> X-Mailer: git-send-email 2.7.4 Sender: linux-samsung-soc-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-samsung-soc@vger.kernel.org X-Virus-Scanned: ClamAV using ClamSMTP There's a cognitive load to figure out which mmc device node corresponds to the eMMC flash, uSD card and WiFI SDIO module on the Snow boards. So it's better to have comments in the DTS to make this more clear. Signed-off-by: Javier Martinez Canillas --- arch/arm/boot/dts/exynos5250-snow-common.dtsi | 4 ++++ 1 file changed, 4 insertions(+) diff --git a/arch/arm/boot/dts/exynos5250-snow-common.dtsi b/arch/arm/boot/dts/exynos5250-snow-common.dtsi index d5d51916bb74..8f3a80430748 100644 --- a/arch/arm/boot/dts/exynos5250-snow-common.dtsi +++ b/arch/arm/boot/dts/exynos5250-snow-common.dtsi @@ -523,6 +523,7 @@ status = "okay"; }; +/* eMMC flash */ &mmc_0 { status = "okay"; num-slots = <1>; @@ -536,6 +537,7 @@ cap-mmc-highspeed; }; +/* uSD card */ &mmc_2 { status = "okay"; num-slots = <1>; @@ -553,6 +555,8 @@ /* * On Snow we've got SIP WiFi and so can keep drive strengths low to * reduce EMI. + * + * WiFi SDIO module */ &mmc_3 { status = "okay";