From: Igor Plyatov <plyatov@gmail.com>
Date: Mon, 28 Mar 2011 12:56:15 +0000 (+0400)
Subject: ata: pata_at91.c bugfix for high master clock
X-Git-Tag: v2.6.39-rc5~14^2~2
X-Git-Url: http://git.openpandora.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=9719b8f5bc35664a23de1ddfbc85217398af0df8;p=pandora-kernel.git

ata: pata_at91.c bugfix for high master clock

The AT91SAM9 microcontrollers with master clock higher then 105 MHz
and PIO0, have overflow of the NCS_RD_PULSE value in the MSB. This
lead to "NCS_RD_PULSE" pulse longer then "NRD_CYCLE" pulse and driver
does not detect ATA device.

Signed-off-by: Igor Plyatov <plyatov@gmail.com>
Signed-off-by: Jeff Garzik <jgarzik@pobox.com>
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