target/linux/ubicom32/files/arch/ubicom32/include/asm/ring_tio.h

   1 /*
   2  * arch/ubicom32/include/asm/ring_tio.h
   3  *   Ubicom32 architecture Ring TIO definitions.
   4  *
   5  * (C) Copyright 2009, Ubicom, Inc.
   6  *
   7  * This file is part of the Ubicom32 Linux Kernel Port.
   8  *
   9  * The Ubicom32 Linux Kernel Port is free software: you can redistribute
  10  * it and/or modify it under the terms of the GNU General Public License
  11  * as published by the Free Software Foundation, either version 2 of the
  12  * License, or (at your option) any later version.
  13  *
  14  * The Ubicom32 Linux Kernel Port is distributed in the hope that it
  15  * will be useful, but WITHOUT ANY WARRANTY; without even the implied
  16  * warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See
  17  * the GNU General Public License for more details.
  18  *
  19  * You should have received a copy of the GNU General Public License
  20  * along with the Ubicom32 Linux Kernel Port.  If not,
  21  * see <http://www.gnu.org/licenses/>.
  22  */
  23 #ifndef _ASM_UBICOM32_RING_TIO_H
  24 #define _ASM_UBICOM32_RING_TIO_H
  25
  26 #include <asm/devtree.h>
  27
  28 #define RING_TIO_NODE_VERSION   2
  29
  30 /*
  31  * Devtree node for ring
  32  */
  33 struct ring_tio_node {
  34         struct devtree_node     dn;
  35
  36         u32_t                   version;
  37         void                    *regs;
  38 };
  39
  40 extern void ring_tio_init(const char *node_name);
  41
  42 #endif /* _ASM_UBICOM32_RING_TIO_H */