+extern struct flash_driver at91samd_flash;
+extern struct flash_driver ath79_flash;
+extern struct flash_driver atsamv_flash;
+extern struct flash_driver avr_flash;
+extern struct flash_driver bluenrgx_flash;
+extern struct flash_driver cc3220sf_flash;
+extern struct flash_driver cc26xx_flash;
+extern struct flash_driver cfi_flash;
+extern struct flash_driver dsp5680xx_flash;
+extern struct flash_driver efm32_flash;
+extern struct flash_driver em357_flash;
+extern struct flash_driver esirisc_flash;
+extern struct flash_driver faux_flash;
+extern struct flash_driver fm3_flash;
+extern struct flash_driver fm4_flash;
+extern struct flash_driver jtagspi_flash;
+extern struct flash_driver kinetis_flash;
+extern struct flash_driver kinetis_ke_flash;
+extern struct flash_driver lpc2000_flash;
+extern struct flash_driver lpc288x_flash;
+extern struct flash_driver lpc2900_flash;
+extern struct flash_driver lpcspifi_flash;
+extern struct flash_driver max32xxx_flash;
+extern struct flash_driver mdr_flash;
+extern struct flash_driver mrvlqspi_flash;
+extern struct flash_driver msp432_flash;
+extern struct flash_driver niietcm4_flash;
+extern struct flash_driver nrf5_flash;
+extern struct flash_driver nrf51_flash;
+extern struct flash_driver numicro_flash;
+extern struct flash_driver ocl_flash;
+extern struct flash_driver pic32mx_flash;
+extern struct flash_driver psoc4_flash;
+extern struct flash_driver psoc5lp_flash;
+extern struct flash_driver psoc5lp_eeprom_flash;
+extern struct flash_driver psoc5lp_nvl_flash;
+extern struct flash_driver psoc6_flash;
+extern struct flash_driver sim3x_flash;