bmips: enable vr-3032u nand support

Signed-off-by: Álvaro Fernández Rojas <noltari@gmail.com>
diff --git a/include/configs/comtrend_vr3032u.h b/include/configs/comtrend_vr3032u.h
index e183288..d625101 100644
--- a/include/configs/comtrend_vr3032u.h
+++ b/include/configs/comtrend_vr3032u.h
@@ -10,3 +10,8 @@
 
 #define CONFIG_ENV_SIZE			(8 * 1024)
 
+#ifdef CONFIG_NAND
+#define CONFIG_SYS_MAX_NAND_DEVICE	1
+#define CONFIG_SYS_NAND_SELF_INIT
+#define CONFIG_SYS_NAND_ONFI_DETECTION
+#endif /* CONFIG_NAND */