+/* Backup boot modes with MCU Only = 0 */
+#define BACKUP_BOOT_DEVICE_RAM 0x0
+#define BACKUP_BOOT_DEVICE_USB 0x1
+#define BACKUP_BOOT_DEVICE_UART 0x3
+#define BACKUP_BOOT_DEVICE_ETHERNET 0x4
+#define BACKUP_BOOT_DEVICE_MMC2 0x5
+#define BACKUP_BOOT_DEVICE_SPI 0x6
+#define BACKUP_BOOT_DEVICE_I2C 0x7
+