From mboxrd@z Thu Jan 1 00:00:00 1970 From: Tony Olech Subject: Re: [PATCH] mmc: USB SDIO/SD/MMC Host Controller (VUB300) driver Date: Tue, 21 Dec 2010 15:03:58 +0000 Message-ID: <4D10C1DE.3080200@elandigitalsystems.com> References: <20B0EAA71DD7413A9A29D0493C6C1D87@AN00536> <20101116150022.GA27726@void.printf.net> <27884BED0E3C489C8849EE12A803F536@AN00536> <4CE41BE3.1060806@elandigitalsystems.com> <4CEA86D4.9050109@elandigitalsystems.com> <20101130061532.GA4331@void.printf.net> <4CF4ECAA.70806@csr.com> Reply-To: tony.olech@elandigitalsystems.com Mime-Version: 1.0 Content-Type: text/plain; charset=ISO-8859-1; format=flowed Content-Transfer-Encoding: 7bit Return-path: Received: from moutng.kundenserver.de ([212.227.17.9]:55174 "EHLO moutng.kundenserver.de" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1752027Ab0LUPED (ORCPT ); Tue, 21 Dec 2010 10:04:03 -0500 In-Reply-To: <4CF4ECAA.70806@csr.com> Sender: linux-mmc-owner@vger.kernel.org List-Id: linux-mmc@vger.kernel.org To: David Vrabel Cc: Chris Ball , linux-mmc@vger.kernel.org On 30/11/2010 12:23, David Vrabel wrote: > Chris Ball wrote: >> Hi David, >> >> Any interest in reviewing this USB-SD driver? I'm especially curious >> about whether you think there are worthwhile possibilities to share >> code with USHC. > A quick look suggests that there is unlikely to be any commonality > between the two drivers. > > Tony, where can I find the datasheet or developer's manual describing > the protocol/operation of this chip? > > David Hi, I finally persuaded my boss that our interface document should put released. It is the PDF in http://www.elandigitalsystems.com/eng/drivers/vub300/Linux-v2-10.zip and it describes the protocol between the customized SMSC chip and the host PC. And I agree that there will be virtually nothing in common with the USHC driver. Tony Olech Elan Digital Systems Limited