--- /dev/null
+/*
+ * arch/ubicom32/include/asm/ring_tio.h
+ * Ubicom32 architecture Ring TIO definitions.
+ *
+ * (C) Copyright 2009, Ubicom, Inc.
+ *
+ * This file is part of the Ubicom32 Linux Kernel Port.
+ *
+ * The Ubicom32 Linux Kernel Port 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.
+ *
+ * The Ubicom32 Linux Kernel Port is distributed in the hope that it
+ * will be useful, but WITHOUT ANY WARRANTY; without even the implied
+ * warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See
+ * the GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with the Ubicom32 Linux Kernel Port. If not,
+ * see <http://www.gnu.org/licenses/>.
+ */
+#ifndef _ASM_UBICOM32_RING_TIO_H
+#define _ASM_UBICOM32_RING_TIO_H
+
+#include <asm/devtree.h>
+
+#define RING_TIO_NODE_VERSION 2
+
+/*
+ * Devtree node for ring
+ */
+struct ring_tio_node {
+ struct devtree_node dn;
+
+ u32_t version;
+ void *regs;
+};
+
+extern void ring_tio_init(const char *node_name);
+
+#endif /* _ASM_UBICOM32_RING_TIO_H */