diff --git a/include/configs/M52277EVB.h b/include/configs/M52277EVB.h
index 5d5966f..053a914 100644
--- a/include/configs/M52277EVB.h
+++ b/include/configs/M52277EVB.h
@@ -246,6 +246,7 @@
 
 /* Initial Memory map for Linux */
 #define CONFIG_SYS_BOOTMAPSZ		(CONFIG_SYS_SDRAM_BASE + (CONFIG_SYS_SDRAM_SIZE << 20))
+#define CONFIG_SYS_BOOTM_LEN		(CONFIG_SYS_SDRAM_SIZE << 20)
 
 /*
  * Configuration for environment
diff --git a/include/configs/M5235EVB.h b/include/configs/M5235EVB.h
index 8c66f87..6b26c0b 100644
--- a/include/configs/M5235EVB.h
+++ b/include/configs/M5235EVB.h
@@ -197,6 +197,7 @@
  */
 /* Initial Memory map for Linux */
 #define CONFIG_SYS_BOOTMAPSZ		(CONFIG_SYS_SDRAM_BASE + (CONFIG_SYS_SDRAM_SIZE << 20))
+#define CONFIG_SYS_BOOTM_LEN		(CONFIG_SYS_SDRAM_SIZE << 20)
 
 /*-----------------------------------------------------------------------
  * FLASH organization
diff --git a/include/configs/M5253DEMO.h b/include/configs/M5253DEMO.h
index 378e45a..1fea6c3 100644
--- a/include/configs/M5253DEMO.h
+++ b/include/configs/M5253DEMO.h
@@ -200,6 +200,7 @@
  * the maximum mapped by the Linux kernel during initialization ??
  */
 #define CONFIG_SYS_BOOTMAPSZ		(CONFIG_SYS_SDRAM_BASE + (CONFIG_SYS_SDRAM_SIZE << 20))
+#define CONFIG_SYS_BOOTM_LEN		(CONFIG_SYS_SDRAM_SIZE << 20)
 
 /* FLASH organization */
 #define CONFIG_SYS_FLASH_BASE		(CONFIG_SYS_CS0_BASE)
diff --git a/include/configs/M5253EVBE.h b/include/configs/M5253EVBE.h
index 86de97d..cf8b773 100644
--- a/include/configs/M5253EVBE.h
+++ b/include/configs/M5253EVBE.h
@@ -164,6 +164,7 @@
  * the maximum mapped by the Linux kernel during initialization ??
  */
 #define CONFIG_SYS_BOOTMAPSZ		(CONFIG_SYS_SDRAM_BASE + (CONFIG_SYS_SDRAM_SIZE << 20))
+#define CONFIG_SYS_BOOTM_LEN		(CONFIG_SYS_SDRAM_SIZE << 20)
 
 /* FLASH organization */
 #define CONFIG_SYS_FLASH_BASE		CONFIG_SYS_CS0_BASE
diff --git a/include/configs/M5275EVB.h b/include/configs/M5275EVB.h
index db48d76..210bb2d 100644
--- a/include/configs/M5275EVB.h
+++ b/include/configs/M5275EVB.h
@@ -190,7 +190,8 @@
  * have to be in the first 8 MB of memory, since this is
  * the maximum mapped by the Linux kernel during initialization ??
  */
-#define CONFIG_SYS_BOOTMAPSZ		(8 << 20)	/* Initial mmap for Linux */
+#define CONFIG_SYS_BOOTMAPSZ		(CONFIG_SYS_SDRAM_BASE + (CONFIG_SYS_SDRAM_SIZE << 20))
+#define CONFIG_SYS_BOOTM_LEN		(CONFIG_SYS_SDRAM_SIZE << 20)
 
 /*-----------------------------------------------------------------------
  * FLASH organization
diff --git a/include/configs/M53017EVB.h b/include/configs/M53017EVB.h
index df54c60..07c85c4 100644
--- a/include/configs/M53017EVB.h
+++ b/include/configs/M53017EVB.h
@@ -196,6 +196,7 @@
  * the maximum mapped by the Linux kernel during initialization ??
  */
 #define CONFIG_SYS_BOOTMAPSZ		(CONFIG_SYS_SDRAM_BASE + (CONFIG_SYS_SDRAM_SIZE << 20))
+#define CONFIG_SYS_BOOTM_LEN		(CONFIG_SYS_SDRAM_SIZE << 20)
 
 /*-----------------------------------------------------------------------
  * FLASH organization
diff --git a/include/configs/M5329EVB.h b/include/configs/M5329EVB.h
index 1f1586a..a2d17c3 100644
--- a/include/configs/M5329EVB.h
+++ b/include/configs/M5329EVB.h
@@ -196,6 +196,7 @@
  * the maximum mapped by the Linux kernel during initialization ??
  */
 #define CONFIG_SYS_BOOTMAPSZ		(CONFIG_SYS_SDRAM_BASE + (CONFIG_SYS_SDRAM_SIZE << 20))
+#define CONFIG_SYS_BOOTM_LEN		(CONFIG_SYS_SDRAM_SIZE << 20)
 
 /*-----------------------------------------------------------------------
  * FLASH organization
diff --git a/include/configs/M5373EVB.h b/include/configs/M5373EVB.h
index 1991687..98d800f 100644
--- a/include/configs/M5373EVB.h
+++ b/include/configs/M5373EVB.h
@@ -196,6 +196,7 @@
  * the maximum mapped by the Linux kernel during initialization ??
  */
 #define CONFIG_SYS_BOOTMAPSZ		(CONFIG_SYS_SDRAM_BASE + (CONFIG_SYS_SDRAM_SIZE << 20))
+#define CONFIG_SYS_BOOTM_LEN		(CONFIG_SYS_SDRAM_SIZE << 20)
 
 /*-----------------------------------------------------------------------
  * FLASH organization