From mboxrd@z Thu Jan 1 00:00:00 1970 From: Chris Ball Subject: Re: [PATCH] mmc: mmci: Add new VE MMCI variant Date: Thu, 24 Jan 2013 07:57:15 -0500 Message-ID: <87wqv2hh78.fsf@laptop.org> References: <1355499526-13790-1-git-send-email-pawel.moll@arm.com> Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii Return-path: Received: from void.printf.net ([89.145.121.20]:45736 "EHLO void.printf.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1752863Ab3AXM5j (ORCPT ); Thu, 24 Jan 2013 07:57:39 -0500 In-Reply-To: <1355499526-13790-1-git-send-email-pawel.moll@arm.com> (Pawel Moll's message of "Fri, 14 Dec 2012 15:38:46 +0000") Sender: linux-mmc-owner@vger.kernel.org List-Id: linux-mmc@vger.kernel.org To: Pawel Moll Cc: linux-mmc@vger.kernel.org, Russell King , Ulf Hansson , Linus Walleij Hi Pawel, On Fri, Dec 14 2012, Pawel Moll wrote: > The Versatile Express IOFPGA as shipped on VECD 5.0 (bitfiles v108/208 > and v116/216) contains a modified version of the PL180 MMCI, with > PeriphID Configuration value changed to 0x2. > > This version adds an optional "hardware flow control" feature. When > enabled MMC card clock will be automatically disabled when FIFO is > about to over/underflow and re-enabled once the host retrieved some > data. This makes the controller immune to over/underrun errors caused > by big interrupt handling latencies. > > This patch adds relevant device variant in the driver. > > Signed-off-by: Pawel Moll > --- > drivers/mmc/host/mmci.c | 13 +++++++++++++ > drivers/mmc/host/mmci.h | 2 ++ > 2 files changed, 15 insertions(+) Thanks for the reminder -- Russell's been reviewing and merging MMCI patches lately, please can you add it to his patch tracker? - Chris. -- Chris Ball One Laptop Per Child