From: Peter Korsgaard <jacmet@sunsite.dk>
Date: Wed, 1 Jul 2009 15:47:08 +0000 (+0200)
Subject: ARM: S3C: PWM fix for low duty cycle
X-Git-Tag: v2.6.31-rc6~40^2~3^2~2
X-Git-Url: http://git.openpandora.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=165f5f64199f972a21f21effc125d89ed2488e58;p=pandora-kernel.git

ARM: S3C: PWM fix for low duty cycle

The pwm hardware only checks the compare register after a decrement,
so the pin never toggles if tcmp = tcnt.

This happens when a very low duty cycle is requested. Fix it by always
ensuring that tcmp < tcnt.

Signed-off-by: Peter Korsgaard <jacmet@sunsite.dk>
Signed-off-by: Ben Dooks <ben-linux@fluff.org>
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