+#define CMD_ERASE_4K 0x20
+#define CMD_ERASE_32K 0x52
+#define CMD_ERASE_64K 0xd8
+#define CMD_ERASE_CHIP 0xc7
+
+#define SPI_FLASH_16MB_BOUN 0x1000000
+
+/* Manufacture ID's */
+#define SPI_FLASH_SPANSION_IDCODE0 0x01
+#define SPI_FLASH_STMICRO_IDCODE0 0x20
+#define SPI_FLASH_WINBOND_IDCODE0 0xef
+
+#ifdef CONFIG_SPI_FLASH_BAR
+/* Bank addr access commands */
+# define CMD_BANKADDR_BRWR 0x17
+# define CMD_BANKADDR_BRRD 0x16
+# define CMD_EXTNADDR_WREAR 0xC5
+# define CMD_EXTNADDR_RDEAR 0xC8
+#endif