85xx: convert remaining 85xx boards over to use new LAW init code

Converted ATUM8548, MPC8568 MDS, MPC8540 EVAL, and TQM85xx boards over
to use new LAW init code.

Signed-off-by: Kumar Gala <galak@kernel.crashing.org>
diff --git a/include/configs/MPC8568MDS.h b/include/configs/MPC8568MDS.h
index 2b089d9..a12d193 100644
--- a/include/configs/MPC8568MDS.h
+++ b/include/configs/MPC8568MDS.h
@@ -49,6 +49,7 @@
 /*#define CONFIG_ECC_INIT_VIA_DDRCONTROLLER*/	/* DDR controller or DMA? */
 #define CONFIG_MEM_INIT_VALUE		0xDeadBeef
 
+#define CONFIG_FSL_LAW		1	/* Use common FSL init code */
 
 /*
  * When initializing flash, if we cannot find the manufacturer ID,