linux-kernel - Re: [PATCH v3 1/2] mtd: nand: pxa3xx: Fix PIO FIFO draining

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Message-ID: <20150216164920.GF25269@lukather>
Date:	Mon, 16 Feb 2015 17:49:20 +0100
From:	Maxime Ripard <maxime.ripard@...e-electrons.com>
To:	Ezequiel Garcia <ezequiel.garcia@...e-electrons.com>
Cc:	Gregory Clement <gregory.clement@...e-electrons.com>,
	Jason Cooper <jason@...edaemon.net>,
	Andrew Lunn <andrew@...n.ch>,
	Sebastian Hesselbarth <sebastian.hesselbarth@...il.com>,
	Brian Norris <computersforpeace@...il.com>,
	linux-mtd@...ts.infradead.org,
	Boris Brezillon <boris@...e-electrons.com>,
	Thomas Petazzoni <thomas@...e-electrons.com>,
	linux-arm-kernel@...ts.infradead.org, linux-kernel@...r.kernel.org,
	Tawfik Bayouk <tawfik@...vell.com>,
	Nadav Haklai <nadavh@...vell.com>,
	Lior Amsalem <alior@...vell.com>,
	Sudhakar Gundubogula <sudhakar@...vell.com>,
	Seif Mazareeb <seif@...vell.com>, stable@...r.kernel.org
Subject: Re: [PATCH v3 1/2] mtd: nand: pxa3xx: Fix PIO FIFO draining

On Mon, Feb 16, 2015 at 10:35:50AM -0300, Ezequiel Garcia wrote:
> On 02/16/2015 09:51 AM, Maxime Ripard wrote:
> > The NDDB register holds the data that are needed by the read and write
> > commands.
> > 
> > However, during a read PIO access, the datasheet specifies that after each 32
> > bits read in that register, when BCH is enabled, we have to make sure that the
> > RDDREQ bit is set in the NDSR register.
> > 
> 
> Typo s/32 bits/32 bytes

Good catch, thanks!
Maxime

-- 
Maxime Ripard, Free Electrons
Embedded Linux, Kernel and Android engineering
http://free-electrons.com

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