diff --git a/drivers/mtd/cfi_flash.c b/drivers/mtd/cfi_flash.c
index f10d5fe..37af627 100644
--- a/drivers/mtd/cfi_flash.c
+++ b/drivers/mtd/cfi_flash.c
@@ -175,8 +175,6 @@
 #define CONFIG_SYS_FLASH_CFI_WIDTH	FLASH_CFI_8BIT
 #endif
 
-typedef unsigned long flash_sect_t;
-
 /* CFI standard query structure */
 struct cfi_qry {
 	u8	qry[3];
diff --git a/include/flash.h b/include/flash.h
index a6e91b5..8a00c2f 100644
--- a/include/flash.h
+++ b/include/flash.h
@@ -58,6 +58,8 @@
 #endif
 } flash_info_t;
 
+typedef unsigned long flash_sect_t;
+
 /*
  * Values for the width of the port
  */
@@ -92,6 +94,7 @@
 extern int flash_sect_erase (ulong addr_first, ulong addr_last);
 extern int flash_sect_protect (int flag, ulong addr_first, ulong addr_last);
 extern int flash_sect_roundb (ulong *addr);
+extern unsigned long flash_sector_size(flash_info_t *info, flash_sect_t sect);
 
 /* common/flash.c */
 extern void flash_protect (int flag, ulong from, ulong to, flash_info_t *info);