From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1753529AbbBYS03 (ORCPT ); Wed, 25 Feb 2015 13:26:29 -0500 Received: from bhuna.collabora.co.uk ([93.93.135.160]:52286 "EHLO bhuna.collabora.co.uk" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1752545AbbBYS00 (ORCPT ); Wed, 25 Feb 2015 13:26:26 -0500 Message-ID: <54EE13CB.5040401@collabora.co.uk> Date: Wed, 25 Feb 2015 19:26:19 +0100 From: Javier Martinez Canillas User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:31.0) Gecko/20100101 Icedove/31.2.0 MIME-Version: 1.0 To: Doug Anderson , Jaehoon Chung , Seungwon Jeon , Ulf Hansson CC: Alim Akhtar , Sonny Rao , Andrew Bresticker , Heiko Stuebner , Addy Ke , Alexandru Stan , chris@printf.net, linux-mmc@vger.kernel.org, linux-kernel@vger.kernel.org Subject: Re: [PATCH 2/2] mmc: dw_mmc: Give a good reset after we give power References: <1424458639-23330-1-git-send-email-dianders@chromium.org> <1424458639-23330-2-git-send-email-dianders@chromium.org> In-Reply-To: <1424458639-23330-2-git-send-email-dianders@chromium.org> Content-Type: text/plain; charset=utf-8 Content-Transfer-Encoding: 7bit Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Hello Doug, On 02/20/2015 07:57 PM, Doug Anderson wrote: > We should give dw_mmc a good reset after we apply power. On some > boards vqmmc may actually be connected to the IP block in the SoC so > it's good to reset after power comes in. > > Without this we sometimes see failures enumerating cards on rk3288. > > Signed-off-by: Doug Anderson On an Exynos5250 Snow, Exynos5420 Peach Pit and Exynos5800 Peach Pi: Tested-by: Javier Martinez Canillas Best regards, Javier