commit 71a35d75661271d20ff0098817070f6545e90cbe
author roelkluin <roel.kluin@gmail.com> Tue Oct 14 21:28:51 2008 +0100
committer Russell King <rmk+kernel@arm.linux.org.uk> Fri Oct 17 13:44:47 2008 +0100
tree e20db9c4cac82528a6b0fbc7770aa349bc7a1bf8
parent e4d2a5985af957d2c0da61fb978d0c414b92a562

[ARM] 5303/1: period_cycles should be greater than 1

If period_cycles is 0, prescale becomes silly.

Signed-off-by: Roel Kluin <roel.kluin@gmail.com>
Signed-off-by: Russell King <rmk+kernel@arm.linux.org.uk>

arch/arm/mach-pxa/pwm.c

diff --git a/arch/arm/mach-pxa/pwm.c b/arch/arm/mach-pxa/pwm.c
index 316cd98..74e2ead 100644
--- a/arch/arm/mach-pxa/pwm.c
+++ b/arch/arm/mach-pxa/pwm.c
@@ -60,7 +60,7 @@
 	do_div(c, 1000000000);
 	period_cycles = c;
 
-	if (period_cycles < 0)
+	if (period_cycles < 1)
 		period_cycles = 1;
 	prescale = (period_cycles - 1) / 1024;
 	pv = period_cycles / (prescale + 1) - 1;