arch/mips/include/asm/vr41xx/siu.h

   1 /* SPDX-License-Identifier: GPL-2.0-or-later */
   2 /*
   3  *  Include file for NEC VR4100 series Serial Interface Unit.
   4  *
   5  *  Copyright (C) 2005-2008  Yoichi Yuasa <yuasa@linux-mips.org>
   6  */
   7 #ifndef __NEC_VR41XX_SIU_H
   8 #define __NEC_VR41XX_SIU_H
   9
  10 #define SIU_PORTS_MAX 2
  11
  12 typedef enum {
  13         SIU_INTERFACE_RS232C,
  14         SIU_INTERFACE_IRDA,
  15 } siu_interface_t;
  16
  17 extern void vr41xx_select_siu_interface(siu_interface_t interface);
  18
  19 typedef enum {
  20         SIU_USE_IRDA,
  21         FIR_USE_IRDA,
  22 } irda_use_t;
  23
  24 extern void vr41xx_use_irda(irda_use_t use);
  25
  26 typedef enum {
  27         SHARP_IRDA,
  28         TEMIC_IRDA,
  29         HP_IRDA,
  30 } irda_module_t;
  31
  32 typedef enum {
  33         IRDA_TX_1_5MBPS,
  34         IRDA_TX_4MBPS,
  35 } irda_speed_t;
  36
  37 extern void vr41xx_select_irda_module(irda_module_t module, irda_speed_t speed);
  38
  39 #ifdef CONFIG_SERIAL_VR41XX_CONSOLE
  40 extern void vr41xx_siu_early_setup(struct uart_port *port);
  41 #else
  42 static inline void vr41xx_siu_early_setup(struct uart_port *port) {}
  43 #endif
  44
  45 #endif /* __NEC_VR41XX_SIU_H */