[ARM] 3448/1: [S3C2410] Settle delay when _enabling_ USB PLL

Patch from Ben Dooks

Fix the bug in the UPLL enable code which should
have put a 200uS delay in if enabling the USB PLL
from the state where it is off.

Signed-off-by: Ben Dooks <ben-linux@fluff.org>
Signed-off-by: Russell King <rmk+kernel@arm.linux.org.uk>

diff --git a/arch/arm/mach-s3c2410/clock.c b/arch/arm/mach-s3c2410/clock.c
index fec02c9..b7f85e6 100644 (file)
--- a/arch/arm/mach-s3c2410/clock.c
+++ b/arch/arm/mach-s3c2410/clock.c
@@ -249,7 +249,7 @@ static int s3c24xx_upll_enable(struct clk *clk, int enable)
 
        /* if we started the UPLL, then allow to settle */
 
-       if (enable && !(orig & S3C2410_CLKSLOW_UCLK_OFF))
+       if (enable && (orig & S3C2410_CLKSLOW_UCLK_OFF))
                udelay(200);
 
        return 0;