From mboxrd@z Thu Jan 1 00:00:00 1970 From: Yegor Yefremov Subject: Re: am3517: geting MMC working Date: Fri, 20 Jul 2012 09:39:28 +0200 Message-ID: <50090B30.3070206@visionsystems.de> References: <5007A838.3040309@visionsystems.de> <5007AF7C.1010902@visionsystems.de> <5007B721.9070305@visionsystems.de> <5007C215.7020904@visionsystems.de> Reply-To: yegor_sub1@visionsystems.de Mime-Version: 1.0 Content-Type: text/plain; charset=ISO-8859-1 Content-Transfer-Encoding: 7bit Return-path: Received: from ns.vscom.de ([62.145.30.242]:57046 "EHLO mail.visionsystems.de" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1752468Ab2GTHjo (ORCPT ); Fri, 20 Jul 2012 03:39:44 -0400 In-Reply-To: Sender: linux-omap-owner@vger.kernel.org List-Id: linux-omap@vger.kernel.org To: "T Krishnamoorthy, Balaji" Cc: Paul Walmsley , "S, Venkatraman" , "Shilimkar, Santosh" , "linux-omap@vger.kernel.org" , "Mark A. Greer" , "Porter, Matt" Am 20.07.2012 09:28, schrieb T Krishnamoorthy, Balaji: > On Fri, Jul 20, 2012 at 3:08 AM, Paul Walmsley wrote: >> On Thu, 19 Jul 2012, S, Venkatraman wrote: >> >>> >From this, one can only infer that the card is not responding at all, >>> and all attempts >>> are returning with a timeout (CTO=Command Time Out). >> Looks to me like the card is responding to CMD8, CMD55, ACMD41, and CMD0. >> It's only CMD52 and CMD5 that are timing out. Aren't those timeouts >> expected with a SD memory card? > yes, those timeouts are expected for SD card. > The failure is due to irq not received/missing for last CMD0. > Hi Yegor, Can you provide details for the SD card being used. This is Apacer 2GB. In 3.3-rc7 I have no problems with it. Should I enable debugging in 3.3-rc7 and post the output? Best regards, Yegor