Blackfin: adi config: add an "all spi flashes" option to unify board lists

Signed-off-by: Mike Frysinger <vapier@gentoo.org>
diff --git a/include/configs/bf537-stamp.h b/include/configs/bf537-stamp.h
index 60087da..22d3150 100644
--- a/include/configs/bf537-stamp.h
+++ b/include/configs/bf537-stamp.h
@@ -88,10 +88,7 @@
 #define CONFIG_ENV_SPI_MAX_HZ	30000000
 #define CONFIG_SF_DEFAULT_SPEED	30000000
 #define CONFIG_SPI_FLASH
-#define CONFIG_SPI_FLASH_ATMEL
-#define CONFIG_SPI_FLASH_SPANSION
-#define CONFIG_SPI_FLASH_STMICRO
-#define CONFIG_SPI_FLASH_WINBOND
+#define CONFIG_SPI_FLASH_ALL
 
 
 /*