From mboxrd@z Thu Jan 1 00:00:00 1970 From: Chris Ball Subject: Re: [PATCH] mmc: USB SDIO/SD/MMC Host Controller (VUB300) driver Date: Thu, 6 Jan 2011 04:56:11 +0000 Message-ID: <20110106045611.GB17617@void.printf.net> 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> <4D10C1DE.3080200@elandigitalsystems.com> Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii Return-path: Received: from void.printf.net ([89.145.121.20]:47126 "EHLO void.printf.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1752637Ab1AFE4N (ORCPT ); Wed, 5 Jan 2011 23:56:13 -0500 Content-Disposition: inline In-Reply-To: <4D10C1DE.3080200@elandigitalsystems.com> Sender: linux-mmc-owner@vger.kernel.org List-Id: linux-mmc@vger.kernel.org To: Tony Olech Cc: David Vrabel , linux-mmc@vger.kernel.org Hi David, On Tue, Dec 21, 2010 at 03:03:58PM +0000, Tony Olech wrote: >>> 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? > > 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. Might you be able to find time to review this soon? Thanks very much, -- Chris Ball One Laptop Per Child