Remove cache config from ATUM8548 and sbc8548 configs

These boards weren't updated by Kumar's config patch because they
weren't in the tree, yet.

Signed-off-by: Andy Fleming <afleming@freescale.com>

include/configs/ATUM8548.h

@@ -388,13 +388,6 @@
  */
 #define CFG_BOOTMAPSZ	(8 << 20)	/* Initial Memory map for Linux*/
 
-/* Cache Configuration */
-#define CFG_DCACHE_SIZE	32768
-#define CFG_CACHELINE_SIZE	32
-#if defined(CONFIG_CMD_KGDB)
-#define CFG_CACHELINE_SHIFT	5	/*log base 2 of the above value*/
-#endif
-
 /*
  * Internal Definitions
  *

include/configs/sbc8548.h

@@ -484,13 +484,6 @@
  */
 #define CFG_BOOTMAPSZ	(8 << 20)	/* Initial Memory map for Linux*/
 
-/* Cache Configuration */
-#define CFG_DCACHE_SIZE	32768
-#define CFG_CACHELINE_SIZE	32
-#if defined(CONFIG_CMD_KGDB)
-#define CFG_CACHELINE_SHIFT	5	/*log base 2 of the above value*/
-#endif
-
 /*
  * Internal Definitions
  *