From: Haavard Skinnemoen <haavard.skinnemoen@atmel.com>
Date: Fri, 14 Mar 2008 13:54:13 +0000 (+0100)
Subject: atmel_serial: Drain console TX shifter before suspending
X-Git-Tag: v2.6.27-rc1~1108^2~7
X-Git-Url: http://git.openpandora.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=e1c609efbc0333840f2af2d875ca52ed8ee18587;p=pandora-kernel.git

atmel_serial: Drain console TX shifter before suspending

Funny things may happen if we stop the USART clock before the shifter is
empty. Prevent this from happening by waiting until the shifter is
completely drained before allowing suspend to continue.

Signed-off-by: Haavard Skinnemoen <haavard.skinnemoen@atmel.com>
Cc: Andrew Victor <linux@maxim.org.za>
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