diff --git a/boards/_base/realtek-ambz-2mb-large.json b/boards/_base/realtek-ambz-2mb-large.json
index 2962803..0af4b40 100644
--- a/boards/_base/realtek-ambz-2mb-large.json
+++ b/boards/_base/realtek-ambz-2mb-large.json
@@ -5,10 +5,6 @@
 		"amb_boot_all": "boot_all_77F7.bin"
 	},
 	"flash": {
-		"boot_xip": "0x000000+0x4000",
-		"boot_ram": "0x004000+0x4000",
-		"system": "0x009000+0x1000",
-		"calibration": "0x00A000+0x1000",
 		"ota1": "0x00B000+0xC5000",
 		"ota2": "0x0D0000+0xC5000",
 		"kvs": "0x195000+0x6000",
diff --git a/boards/_base/realtek-ambz-2mb-small.json b/boards/_base/realtek-ambz-2mb-small.json
index e539871..539f23e 100644
--- a/boards/_base/realtek-ambz-2mb-small.json
+++ b/boards/_base/realtek-ambz-2mb-small.json
@@ -5,10 +5,6 @@
 		"amb_boot_all": "boot_all_77F7.bin"
 	},
 	"flash": {
-		"boot_xip": "0x000000+0x4000",
-		"boot_ram": "0x004000+0x4000",
-		"system": "0x009000+0x1000",
-		"calibration": "0x00A000+0x1000",
 		"ota1": "0x00B000+0x75000",
 		"ota2": "0x080000+0x75000",
 		"kvs": "0xF5000+0x6000",
diff --git a/boards/_base/realtek-ambz.json b/boards/_base/realtek-ambz.json
index ff54024..77363c6 100644
--- a/boards/_base/realtek-ambz.json
+++ b/boards/_base/realtek-ambz.json
@@ -5,6 +5,12 @@
 		"prefix": "arm-none-eabi-",
 		"amb_flash_addr": "0x08000000"
 	},
+	"flash": {
+		"boot_xip": "0x000000+0x4000",
+		"boot_ram": "0x004000+0x4000",
+		"system": "0x009000+0x1000",
+		"calibration": "0x00A000+0x1000"
+	},
 	"connectivity": [
 		"wifi"
 	],