{delta,zylonite}/lowlevel_init.S: fix typo

Commit 9d803d8c mistakenly changed some constants
from 0x300 into 300 - this patch fixes it.

Pointed out by Tom Evans <tom@ceos.com.au>, see
http://article.gmane.org/gmane.comp.boot-loaders.u-boot/51992 for
details.

Signed-off-by: Wolfgang Denk <wd@denx.de>

board/delta/lowlevel_init.S

@@ -74,7 +74,7 @@ mem_init:
 	/* 3. wait nop power up waiting period (200ms)
 	 * optimization: Steps 4+6 can be done during this
 	 */
-	wait #300
+	wait #0x300
 
 	/* 4. Perform an initial Rcomp-calibration cycle */
 	ldr		r0, =RCOMP

board/zylonite/lowlevel_init.S

@@ -121,7 +121,7 @@ lowlevel_init:
 /*	ldr r2, [r3] */
 /*	cmp r4, r2 */
 /*	bgt 1b */
-	wait #300
+	wait #0x300
 
 mem_init: