diff --git a/include/arch/arm/cortex_m/scripts/linker.ld b/include/arch/arm/cortex_m/scripts/linker.ld
index ba35922aa2d..e0b6f524106 100644
--- a/include/arch/arm/cortex_m/scripts/linker.ld
+++ b/include/arch/arm/cortex_m/scripts/linker.ld
@@ -41,7 +41,11 @@
 #endif
 
 #define ROM_ADDR (CONFIG_FLASH_BASE_ADDRESS + CONFIG_FLASH_LOAD_OFFSET)
-#define ROM_SIZE (CONFIG_FLASH_SIZE*1K - CONFIG_FLASH_LOAD_OFFSET)
+#if CONFIG_FLASH_LOAD_SIZE > 0
+  #define ROM_SIZE CONFIG_FLASH_LOAD_SIZE
+#else
+  #define ROM_SIZE (CONFIG_FLASH_SIZE*1K - CONFIG_FLASH_LOAD_OFFSET)
+#endif
 
 #if defined(CONFIG_XIP)
 	#if defined(CONFIG_IS_BOOTLOADER)
diff --git a/misc/Kconfig b/misc/Kconfig
index 8c63047dc56..e5eca32b985 100644
--- a/misc/Kconfig
+++ b/misc/Kconfig
@@ -12,7 +12,8 @@ menu "Linker Options"
 config HAS_FLASH_LOAD_OFFSET
 	bool
 	help
-	This option is selected by targets having a FLASH_LOAD_OFFSET.
+	This option is selected by targets having a FLASH_LOAD_OFFSET
+	and FLASH_LOAD_SIZE.
 
 config FLASH_LOAD_OFFSET
 	hex "Kernel load offset"
@@ -26,6 +27,18 @@ config FLASH_LOAD_OFFSET
 
 	If unsure, leave at the default value 0.
 
+config FLASH_LOAD_SIZE
+	hex "Kernel load size"
+	default 0
+	depends on HAS_FLASH_LOAD_OFFSET
+	help
+	If non-zero, this option specifies the size, in bytes, of the flash
+	area that the Zephyr image will be allowed to occupy.  If zero, the
+	image will be able to occupy from the FLASH_LOAD_OFFSET to the end of
+	the device.
+
+	If unsure, leave at the default value 0.
+
 config TEXT_SECTION_OFFSET
 	hex "TEXT section offset"
 	default 0