rockchip: rk3368: Add initial support for RK3368 based GeekBox

The GeekBox is a TV box from GeekBuying, based on an MXM3 module.
The module can be used with base boards such as the GeekBox Landingship.
This adds basic support to chain-load U-Boot from Rockchip's miniloader.

Signed-off-by: Andreas Färber <afaerber@suse.de>
Signed-off-by: Andy Yan <andy.yan@rock-chips.com>
Reviewed-by: Simon Glass <sjg@chromium.org>
diff --git a/include/configs/geekbox.h b/include/configs/geekbox.h
new file mode 100644
index 0000000..6f6007e
--- /dev/null
+++ b/include/configs/geekbox.h
@@ -0,0 +1,17 @@
+/*
+ * Copyright (c) 2016 Andreas Färber
+ *
+ * SPDX-License-Identifier:     GPL-2.0+
+ */
+
+#ifndef __CONFIGS_GEEKBOX_H
+#define __CONFIGS_GEEKBOX_H
+
+#include <configs/rk3368_common.h>
+
+#define CONFIG_ENV_IS_NOWHERE
+#define CONFIG_ENV_SIZE			0x2000
+
+#define CONFIG_CONSOLE_SCROLL_LINES		10
+
+#endif