Blackfin: adi boards: set compiled size limits

Signed-off-by: Mike Frysinger <vapier@gentoo.org>
diff --git a/include/configs/bfin_adi_common.h b/include/configs/bfin_adi_common.h
index 608788a..03c6433 100644
--- a/include/configs/bfin_adi_common.h
+++ b/include/configs/bfin_adi_common.h
@@ -295,6 +295,9 @@
 /*
  * Misc Settings
  */
+#ifndef CONFIG_BOARD_SIZE_LIMIT
+# define CONFIG_BOARD_SIZE_LIMIT $$(( 256 * 1024 ))
+#endif
 #define CONFIG_BFIN_SPI_GPIO_CS /* Only matters if BFIN_SPI is enabled */
 #define CONFIG_LZMA