include/asm-mips/vr41xx/vrc4173.h

   1 /*
   2  *  vrc4173.h, Include file for NEC VRC4173.
   3  *
   4  *  Copyright (C) 2000  Michael R. McDonald
   5  *  Copyright (C) 2001-2003 Montavista Software Inc.
   6  *    Author: Yoichi Yuasa <yyuasa@mvista.com, or source@mvista.com>
   7  *  Copyright (C) 2004  Yoichi Yuasa <yuasa@hh.iij4u.or.jp>
   8  *
   9  *  This program is free software; you can redistribute it and/or modify
  10  *  it under the terms of the GNU General Public License as published by
  11  *  the Free Software Foundation; either version 2 of the License, or
  12  *  (at your option) any later version.
  13  *
  14  *  This program is distributed in the hope that it will be useful,
  15  *  but WITHOUT ANY WARRANTY; without even the implied warranty of
  16  *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  17  *  GNU General Public License for more details.
  18  *
  19  *  You should have received a copy of the GNU General Public License
  20  *  along with this program; if not, write to the Free Software
  21  *  Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
  22  */
  23 #ifndef __NEC_VRC4173_H
  24 #define __NEC_VRC4173_H
  25
  26 #include <asm/io.h>
  27
  28 /*
  29  * Interrupt Number
  30  */
  31 #define VRC4173_IRQ_BASE        72
  32 #define VRC4173_IRQ(x)          (VRC4173_IRQ_BASE + (x))
  33 #define VRC4173_USB_IRQ         VRC4173_IRQ(0)
  34 #define VRC4173_PCMCIA2_IRQ     VRC4173_IRQ(1)
  35 #define VRC4173_PCMCIA1_IRQ     VRC4173_IRQ(2)
  36 #define VRC4173_PS2CH2_IRQ      VRC4173_IRQ(3)
  37 #define VRC4173_PS2CH1_IRQ      VRC4173_IRQ(4)
  38 #define VRC4173_PIU_IRQ         VRC4173_IRQ(5)
  39 #define VRC4173_AIU_IRQ         VRC4173_IRQ(6)
  40 #define VRC4173_KIU_IRQ         VRC4173_IRQ(7)
  41 #define VRC4173_GIU_IRQ         VRC4173_IRQ(8)
  42 #define VRC4173_AC97_IRQ        VRC4173_IRQ(9)
  43 #define VRC4173_AC97INT1_IRQ    VRC4173_IRQ(10)
  44 /* RFU */
  45 #define VRC4173_DOZEPIU_IRQ     VRC4173_IRQ(13)
  46 #define VRC4173_IRQ_LAST        VRC4173_DOZEPIU_IRQ
  47
  48 /*
  49  * PCI I/O accesses
  50  */
  51 #ifdef CONFIG_VRC4173
  52
  53 extern unsigned long vrc4173_io_offset;
  54
  55 #define set_vrc4173_io_offset(offset)   do { vrc4173_io_offset = (offset); } while (0)
  56
  57 #define vrc4173_outb(val,port)          outb((val), vrc4173_io_offset+(port))
  58 #define vrc4173_outw(val,port)          outw((val), vrc4173_io_offset+(port))
  59 #define vrc4173_outl(val,port)          outl((val), vrc4173_io_offset+(port))
  60 #define vrc4173_outb_p(val,port)        outb_p((val), vrc4173_io_offset+(port))
  61 #define vrc4173_outw_p(val,port)        outw_p((val), vrc4173_io_offset+(port))
  62 #define vrc4173_outl_p(val,port)        outl_p((val), vrc4173_io_offset+(port))
  63
  64 #define vrc4173_inb(port)               inb(vrc4173_io_offset+(port))
  65 #define vrc4173_inw(port)               inw(vrc4173_io_offset+(port))
  66 #define vrc4173_inl(port)               inl(vrc4173_io_offset+(port))
  67 #define vrc4173_inb_p(port)             inb_p(vrc4173_io_offset+(port))
  68 #define vrc4173_inw_p(port)             inw_p(vrc4173_io_offset+(port))
  69 #define vrc4173_inl_p(port)             inl_p(vrc4173_io_offset+(port))
  70
  71 #define vrc4173_outsb(port,addr,count)  outsb(vrc4173_io_offset+(port),(addr),(count))
  72 #define vrc4173_outsw(port,addr,count)  outsw(vrc4173_io_offset+(port),(addr),(count))
  73 #define vrc4173_outsl(port,addr,count)  outsl(vrc4173_io_offset+(port),(addr),(count))
  74
  75 #define vrc4173_insb(port,addr,count)   insb(vrc4173_io_offset+(port),(addr),(count))
  76 #define vrc4173_insw(port,addr,count)   insw(vrc4173_io_offset+(port),(addr),(count))
  77 #define vrc4173_insl(port,addr,count)   insl(vrc4173_io_offset+(port),(addr),(count))
  78
  79 #else
  80
  81 #define set_vrc4173_io_offset(offset)   do {} while (0)
  82
  83 #define vrc4173_outb(val,port)          do {} while (0)
  84 #define vrc4173_outw(val,port)          do {} while (0)
  85 #define vrc4173_outl(val,port)          do {} while (0)
  86 #define vrc4173_outb_p(val,port)        do {} while (0)
  87 #define vrc4173_outw_p(val,port)        do {} while (0)
  88 #define vrc4173_outl_p(val,port)        do {} while (0)
  89
  90 #define vrc4173_inb(port)               0
  91 #define vrc4173_inw(port)               0
  92 #define vrc4173_inl(port)               0
  93 #define vrc4173_inb_p(port)             0
  94 #define vrc4173_inw_p(port)             0
  95 #define vrc4173_inl_p(port)             0
  96
  97 #define vrc4173_outsb(port,addr,count)  do {} while (0)
  98 #define vrc4173_outsw(port,addr,count)  do {} while (0)
  99 #define vrc4173_outsl(port,addr,count)  do {} while (0)
 100
 101 #define vrc4173_insb(port,addr,count)   do {} while (0)
 102 #define vrc4173_insw(port,addr,count)   do {} while (0)
 103 #define vrc4173_insl(port,addr,count)   do {} while (0)
 104
 105 #endif
 106
 107 /*
 108  * Clock Mask Unit
 109  */
 110 typedef enum vrc4173_clock {
 111         VRC4173_PIU_CLOCK,
 112         VRC4173_KIU_CLOCK,
 113         VRC4173_AIU_CLOCK,
 114         VRC4173_PS2_CH1_CLOCK,
 115         VRC4173_PS2_CH2_CLOCK,
 116         VRC4173_USBU_PCI_CLOCK,
 117         VRC4173_CARDU1_PCI_CLOCK,
 118         VRC4173_CARDU2_PCI_CLOCK,
 119         VRC4173_AC97U_PCI_CLOCK,
 120         VRC4173_USBU_48MHz_CLOCK,
 121         VRC4173_EXT_48MHz_CLOCK,
 122         VRC4173_48MHz_CLOCK,
 123 } vrc4173_clock_t;
 124
 125 #ifdef CONFIG_VRC4173
 126
 127 extern void vrc4173_supply_clock(vrc4173_clock_t clock);
 128 extern void vrc4173_mask_clock(vrc4173_clock_t clock);
 129
 130 #else
 131
 132 static inline void vrc4173_supply_clock(vrc4173_clock_t clock) {}
 133 static inline void vrc4173_mask_clock(vrc4173_clock_t clock) {}
 134
 135 #endif
 136
 137 /*
 138  * Interupt Control Unit
 139  */
 140
 141 #define VRC4173_PIUINT_COMMAND          0x0040
 142 #define VRC4173_PIUINT_DATA             0x0020
 143 #define VRC4173_PIUINT_PAGE1            0x0010
 144 #define VRC4173_PIUINT_PAGE0            0x0008
 145 #define VRC4173_PIUINT_DATALOST         0x0004
 146 #define VRC4173_PIUINT_STATUSCHANGE     0x0001
 147
 148 #ifdef CONFIG_VRC4173
 149
 150 extern void vrc4173_enable_piuint(uint16_t mask);
 151 extern void vrc4173_disable_piuint(uint16_t mask);
 152
 153 #else
 154
 155 static inline void vrc4173_enable_piuint(uint16_t mask) {}
 156 static inline void vrc4173_disable_piuint(uint16_t mask) {}
 157
 158 #endif
 159
 160 #define VRC4173_AIUINT_INPUT_DMAEND     0x0800
 161 #define VRC4173_AIUINT_INPUT_DMAHALT    0x0400
 162 #define VRC4173_AIUINT_INPUT_DATALOST   0x0200
 163 #define VRC4173_AIUINT_INPUT_DATA       0x0100
 164 #define VRC4173_AIUINT_OUTPUT_DMAEND    0x0008
 165 #define VRC4173_AIUINT_OUTPUT_DMAHALT   0x0004
 166 #define VRC4173_AIUINT_OUTPUT_NODATA    0x0002
 167
 168 #ifdef CONFIG_VRC4173
 169
 170 extern void vrc4173_enable_aiuint(uint16_t mask);
 171 extern void vrc4173_disable_aiuint(uint16_t mask);
 172
 173 #else
 174
 175 static inline void vrc4173_enable_aiuint(uint16_t mask) {}
 176 static inline void vrc4173_disable_aiuint(uint16_t mask) {}
 177
 178 #endif
 179
 180 #define VRC4173_KIUINT_DATALOST         0x0004
 181 #define VRC4173_KIUINT_DATAREADY        0x0002
 182 #define VRC4173_KIUINT_SCAN             0x0001
 183
 184 #ifdef CONFIG_VRC4173
 185
 186 extern void vrc4173_enable_kiuint(uint16_t mask);
 187 extern void vrc4173_disable_kiuint(uint16_t mask);
 188
 189 #else
 190
 191 static inline void vrc4173_enable_kiuint(uint16_t mask) {}
 192 static inline void vrc4173_disable_kiuint(uint16_t mask) {}
 193
 194 #endif
 195
 196 /*
 197  * General-Purpose I/O Unit
 198  */
 199 typedef enum vrc4173_function {
 200         PS2_CHANNEL1,
 201         PS2_CHANNEL2,
 202         TOUCHPANEL,
 203         KEYBOARD_8SCANLINES,
 204         KEYBOARD_10SCANLINES,
 205         KEYBOARD_12SCANLINES,
 206         GPIO_0_15PINS,
 207         GPIO_16_20PINS,
 208 } vrc4173_function_t;
 209
 210 #ifdef CONFIG_VRC4173
 211
 212 extern void vrc4173_select_function(vrc4173_function_t function);
 213
 214 #else
 215
 216 static inline void vrc4173_select_function(vrc4173_function_t function) {}
 217
 218 #endif
 219
 220 #endif /* __NEC_VRC4173_H */