board: iotdk: add the missed default configuration of

REGION_EXT_ROM_START

add the default configuration of REGION_EXT_ROM_START

Signed-off-by: Wayne Ren <[email protected]>

Author: Wayne Ren

board/iotdk/configs/10/target_mem_config.h

@@ -48,12 +48,6 @@
 #define ONCHIP_FLASH_SIZE	0x40000
 #define ONCHIP_FLASH_BASE	0x0
 
-#define ARC_X_MEM_START 0xC0000000
-#define ARC_X_MEM_SIZE	0x8000
-
-#define ARC_Y_MEM_START 0xD0000000
-#define ARC_Y_MEM_SIZE	0x8000
-
 #ifdef ARC_FEATURE_ICCM_PRESENT
 #ifndef ICCM_SIZE
 #define ICCM_SIZE	ARC_FEATURE_ICCM_SIZE
@@ -124,6 +118,11 @@
 #define REGION_EXT_RAM_SIZE		EXT_RAM_SIZE
 #endif
 
+#ifndef REGION_EXT_ROM_START
+#define REGION_EXT_ROM_START	EXT_ROM_START
+#define REGION_EXT_ROM_SIZE		EXT_ROM_SIZE
+#endif
+
 /* When the mcuboot used, need to set the specific memory layout of ROM */
 #ifdef LIB_MCUBOOT
 #ifdef USE_APPL_MEM_CONFIG