release/src-rt-6.x.4708/linux/linux-2.6.36/arch/mips/include/asm/vr41xx/siu.h

   1 /*
   2  *  Include file for NEC VR4100 series Serial Interface Unit.
   3  *
   4  *  Copyright (C) 2005-2008  Yoichi Yuasa <yuasa@linux-mips.org>
   5  *
   6  *  This program is free software; you can redistribute it and/or modify
   7  *  it under the terms of the GNU General Public License as published by
   8  *  the Free Software Foundation; either version 2 of the License, or
   9  *  (at your option) any later version.
  10  *
  11  *  This program is distributed in the hope that it will be useful,
  12  *  but WITHOUT ANY WARRANTY; without even the implied warranty of
  13  *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  14  *  GNU General Public License for more details.
  15  *
  16  *  You should have received a copy of the GNU General Public License
  17  *  along with this program; if not, write to the Free Software
  18  *  Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
  19  */
  20 #ifndef __NEC_VR41XX_SIU_H
  21 #define __NEC_VR41XX_SIU_H
  22
  23 #define SIU_PORTS_MAX 2
  24
  25 typedef enum {
  26         SIU_INTERFACE_RS232C,
  27         SIU_INTERFACE_IRDA,
  28 } siu_interface_t;
  29
  30 extern void vr41xx_select_siu_interface(siu_interface_t interface);
  31
  32 typedef enum {
  33         SIU_USE_IRDA,
  34         FIR_USE_IRDA,
  35 } irda_use_t;
  36
  37 extern void vr41xx_use_irda(irda_use_t use);
  38
  39 typedef enum {
  40         SHARP_IRDA,
  41         TEMIC_IRDA,
  42         HP_IRDA,
  43 } irda_module_t;
  44
  45 typedef enum {
  46         IRDA_TX_1_5MBPS,
  47         IRDA_TX_4MBPS,
  48 } irda_speed_t;
  49
  50 extern void vr41xx_select_irda_module(irda_module_t module, irda_speed_t speed);
  51
  52 #ifdef CONFIG_SERIAL_VR41XX_CONSOLE
  53 extern void vr41xx_siu_early_setup(struct uart_port *port);
  54 #else
  55 static inline void vr41xx_siu_early_setup(struct uart_port *port) {}
  56 #endif
  57
  58 #endif /* __NEC_VR41XX_SIU_H */