diff --git a/include/plat/arm/board/common/drivers/norflash.h b/include/plat/arm/board/common/drivers/norflash.h
index 4b66e42..5763b36 100644
--- a/include/plat/arm/board/common/drivers/norflash.h
+++ b/include/plat/arm/board/common/drivers/norflash.h
@@ -19,6 +19,7 @@
 #define NOR_CMD_WORD_PROGRAM		0x40
 #define NOR_CMD_BLOCK_ERASE		0x20
 #define NOR_CMD_LOCK_UNLOCK		0x60
+#define NOR_CMD_BLOCK_ERASE_ACK		0xD0
 
 /* Second bus cycle */
 #define NOR_LOCK_BLOCK			0x01
@@ -39,6 +40,7 @@
 int nor_word_program(uintptr_t base_addr, unsigned long data);
 int nor_lock(uintptr_t base_addr);
 int nor_unlock(uintptr_t base_addr);
+int nor_erase(uintptr_t base_addr);
 
 #endif /* __NORFLASH_H_ */
 
diff --git a/plat/arm/board/common/drivers/norflash/norflash.c b/plat/arm/board/common/drivers/norflash/norflash.c
index ee9eca7..e0047c0 100644
--- a/plat/arm/board/common/drivers/norflash/norflash.c
+++ b/plat/arm/board/common/drivers/norflash/norflash.c
@@ -25,6 +25,7 @@
  * model
  */
 #define DWS_WORD_PROGRAM_RETRIES	1000
+#define DWS_WORD_ERASE_RETRIES		3000000
 #define DWS_WORD_LOCK_RETRIES		1000
 
 /* Helper macro to detect end of command */
@@ -35,7 +36,7 @@
  *    0      = WSM ready
  *    -EBUSY = WSM busy after the number of retries
  */
-static int nor_poll_dws(uintptr_t base_addr, unsigned int retries)
+static int nor_poll_dws(uintptr_t base_addr, unsigned long int retries)
 {
 	unsigned long status;
 
@@ -91,6 +92,27 @@
 }
 
 /*
+ * Erase a full 256K block
+ * Return values:
+ *  0 = success
+ * -EBUSY = WSM not ready
+ */
+int nor_erase(uintptr_t base_addr)
+{
+	int ret;
+
+	nor_send_cmd(base_addr, NOR_CMD_CLEAR_STATUS_REG);
+
+	nor_send_cmd(base_addr, NOR_CMD_BLOCK_ERASE);
+	nor_send_cmd(base_addr, NOR_CMD_BLOCK_ERASE_ACK);
+
+	ret = nor_poll_dws(base_addr, DWS_WORD_ERASE_RETRIES);
+	nor_send_cmd(base_addr, NOR_CMD_READ_ARRAY);
+
+	return ret;
+}
+
+/*
  * Lock a full 256 block
  * Return values:
  *  0 = success