[ARM] S3C2443: Fix s3c2443_clkcon_enable_p() using wrong register.

s3c2443_clkcon_enable_p() was reading from the correct register
S3C2443_PCLKCON, but then writing the value back to the wrong
register S3C2443_HCLKCON.

Signed-off-by: Ben Dooks <ben-linux@fluff.org>
diff --git a/arch/arm/mach-s3c2443/clock.c b/arch/arm/mach-s3c2443/clock.c
index b42f956..24da924 100644
--- a/arch/arm/mach-s3c2443/clock.c
+++ b/arch/arm/mach-s3c2443/clock.c
@@ -81,7 +81,7 @@
 	else
 		clkcon &= ~clocks;
 
-	__raw_writel(clkcon, S3C2443_HCLKCON);
+	__raw_writel(clkcon, S3C2443_PCLKCON);
 
 	return 0;
 }