From: Christophe Leroy <christophe.leroy@c-s.fr>
Date: Mon, 24 Sep 2012 06:19:03 +0000 (+0200)
Subject: Powerpc 8xx CPM_UART too many interrupts
X-Git-Tag: omap-for-v3.7-rc1/fixes-cpufreq-signed~74^2~14
X-Git-Url: http://git.openpandora.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=59733ef7e510f6fd51a3dfc6f22ec1d3630a47b9;p=pandora-kernel.git

Powerpc 8xx CPM_UART too many interrupts

Setting the fifo to only 1 byte generates one interrupt every 1ms at 9600 bauds.
This is too much. This patch reduces the threshold to speeds below 2400 bauds
like in the 8250 UART driver.

Signed-off-by: Christophe Leroy <christophe.leroy@c-s.fr>
Acked-by: Alan Cox <alan@linux.intel.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
---

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