Fix 28F256J3A support on PM520 board

(without bank-switching only 32 MB can be accessed)

CHANGELOG

@@ -2,9 +2,12 @@
 Changes since U-Boot 1.1.4:
 ======================================================================
 
+* Fix 28F256J3A support on PM520 board
+  (without bank-switching only 32 MB can be accessed)
+
 * Fix mkimage bug with multifile images created on 64 bit systems.
 
-* Add support for 28F256J3A flah (=> 64 MB) on PM520 board
+* Add support for 28F256J3A flash (=> 64 MB) on PM520 board
 
 * Fix compiler problem with at91rm9200dk board.
   Patch by Eugen Bigz, 19 Dec 2005

board/pm520/flash.c

@@ -242,10 +242,11 @@ static ulong flash_get_size (FPW *addr, flash_info_t *info)
 
 	case (FPW) INTEL_ID_28F256J3A:
 		info->flash_id += FLASH_28F256J3A;
-		info->sector_count = 256;
-		info->size = 0x04000000;
-		info->start[0] = CFG_FLASH_BASE;
-		break;				/* => 64 MB     */
+		/* In U-Boot we support only 32 MB (no bank-switching) */
+		info->sector_count = 256 / 2;
+		info->size =  0x04000000 / 2;
+		info->start[0] = CFG_FLASH_BASE + 0x02000000;
+		break;				/* => 32 MB     */
 
 	case (FPW) INTEL_ID_28F128J3A:
 		info->flash_id += FLASH_28F128J3A;

include/configs/PM520.h

@@ -327,11 +327,11 @@
 #define CFG_CS0_SIZE		CFG_BOOTROM_SIZE
 #define CFG_CS1_START		CFG_FLASH_BASE
 #define CFG_CS1_SIZE		CFG_FLASH_SIZE
-#define CFG_CS1_CFG		0x0004fb00
+#define CFG_CS1_CFG		0x0004FF00
 #else
 #define CFG_BOOTCS_START	CFG_FLASH_BASE
 #define CFG_BOOTCS_SIZE		CFG_FLASH_SIZE
-#define CFG_BOOTCS_CFG		0x0004fb00
+#define CFG_BOOTCS_CFG		0x0004FF00
 #define CFG_CS0_START		CFG_FLASH_BASE
 #define CFG_CS0_SIZE		CFG_FLASH_SIZE
 #define CFG_CS1_START		CFG_DOC_BASE