atstk1002: enable generic board

Signed-off-by: Andreas Bießmann <andreas.devel@googlemail.com>
diff --git a/include/configs/atstk1002.h b/include/configs/atstk1002.h
index 9e58238..a9c064a 100644
--- a/include/configs/atstk1002.h
+++ b/include/configs/atstk1002.h
@@ -104,6 +104,10 @@
 #define CONFIG_BOOTP_SUBNETMASK
 #define CONFIG_BOOTP_GATEWAY
 
+/* generic board */
+#define CONFIG_SYS_GENERIC_BOARD
+#define CONFIG_BOARD_EARLY_INIT_F
+#define CONFIG_BOARD_EARLY_INIT_R
 
 /*
  * Command line configuration.