--- /dev/null	2017-01-17 09:45:47.987442339 +1030
+++ include/linux/aspeed-lpc-ctrl.h	2017-01-17 11:12:17.711635876 +1030
@@ -0,0 +1,36 @@
+/*
+ * Copyright 2017 IBM Corp.
+ *
+ * This program is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU General Public License
+ * as published by the Free Software Foundation; either version
+ * 2 of the License, or (at your option) any later version.
+ */
+
+#ifndef _LINUX_ASPEED_LPC_CTRL_H
+#define _LINUX_ASPEED_LPC_CTRL_H
+
+#include <linux/ioctl.h>
+
+/* Window types */
+#define ASPEED_LPC_CTRL_WINDOW_FLASH	1
+#define ASPEED_LPC_CTRL_WINDOW_MEMORY	2
+
+struct aspeed_lpc_ctrl_mapping {
+	__u8    window_type;
+	__u8    window_id;
+	__u16   flags;
+	__u32   addr;
+	__u32   offset;
+	__u32   size;
+};
+
+#define __ASPEED_LPC_CTRL_IOCTL_MAGIC	0xb2
+
+#define ASPEED_LPC_CTRL_IOCTL_GET_SIZE	_IOWR(__ASPEED_LPC_CTRL_IOCTL_MAGIC, \
+		0x00, struct aspeed_lpc_ctrl_mapping)
+
+#define ASPEED_LPC_CTRL_IOCTL_MAP	_IOW(__ASPEED_LPC_CTRL_IOCTL_MAGIC, \
+		0x01, struct aspeed_lpc_ctrl_mapping)
+
+#endif /* _LINUX_ASPEED_LPC_CTRL_H */