drivers/pcmcia/au1000_generic.h

   1 /*
   2  * Alchemy Semi Au1000 pcmcia driver include file
   3  *
   4  * Copyright 2001 MontaVista Software Inc.
   5  * Author: MontaVista Software, Inc.
   6  *              ppopov@mvista.com or source@mvista.com
   7  *
   8  *  This program is free software; you can distribute it and/or modify it
   9  *  under the terms of the GNU General Public License (Version 2) as
  10  *  published by the Free Software Foundation.
  11  *
  12  *  This program is distributed in the hope it will be useful, but WITHOUT
  13  *  ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
  14  *  FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
  15  *  for more details.
  16  *
  17  *  You should have received a copy of the GNU General Public License along
  18  *  with this program; if not, write to the Free Software Foundation, Inc.,
  19  *  59 Temple Place - Suite 330, Boston MA 02111-1307, USA.
  20  */
  21 #ifndef __ASM_AU1000_PCMCIA_H
  22 #define __ASM_AU1000_PCMCIA_H
  23
  24 /* include the world */
  25
  26 #include <pcmcia/cs_types.h>
  27 #include <pcmcia/cs.h>
  28 #include <pcmcia/ss.h>
  29 #include <pcmcia/cistpl.h>
  30 #include "cs_internal.h"
  31
  32 #define AU1000_PCMCIA_POLL_PERIOD    (2*HZ)
  33 #define AU1000_PCMCIA_IO_SPEED       (255)
  34 #define AU1000_PCMCIA_MEM_SPEED      (300)
  35
  36 #define AU1X_SOCK0_IO        0xF00000000ULL
  37 #define AU1X_SOCK0_PHYS_ATTR 0xF40000000ULL
  38 #define AU1X_SOCK0_PHYS_MEM  0xF80000000ULL
  39
  40 /* pcmcia socket 1 needs external glue logic so the memory map
  41  * differs from board to board.
  42  */
  43 #if defined(CONFIG_MIPS_PB1000)
  44 #define AU1X_SOCK1_IO        0xF08000000ULL
  45 #define AU1X_SOCK1_PHYS_ATTR 0xF48000000ULL
  46 #define AU1X_SOCK1_PHYS_MEM  0xF88000000ULL
  47 #endif
  48
  49 struct pcmcia_state {
  50   unsigned detect: 1,
  51             ready: 1,
  52            wrprot: 1,
  53              bvd1: 1,
  54              bvd2: 1,
  55             vs_3v: 1,
  56             vs_Xv: 1;
  57 };
  58
  59 struct pcmcia_configure {
  60   unsigned sock: 8,
  61             vcc: 8,
  62             vpp: 8,
  63          output: 1,
  64         speaker: 1,
  65           reset: 1;
  66 };
  67
  68 struct pcmcia_irqs {
  69         int sock;
  70         int irq;
  71         const char *str;
  72 };
  73
  74
  75 struct au1000_pcmcia_socket {
  76         struct pcmcia_socket socket;
  77
  78         /*
  79          * Info from low level handler
  80          */
  81         struct device           *dev;
  82         unsigned int            nr;
  83         unsigned int            irq;
  84
  85         /*
  86          * Core PCMCIA state
  87          */
  88         struct pcmcia_low_level *ops;
  89
  90         unsigned int            status;
  91         socket_state_t          cs_state;
  92
  93         unsigned short          spd_io[MAX_IO_WIN];
  94         unsigned short          spd_mem[MAX_WIN];
  95         unsigned short          spd_attr[MAX_WIN];
  96
  97         struct resource         res_skt;
  98         struct resource         res_io;
  99         struct resource         res_mem;
 100         struct resource         res_attr;
 101
 102         void *                  virt_io;
 103         unsigned int            phys_io;
 104         unsigned int            phys_attr;
 105         unsigned int            phys_mem;
 106         unsigned short          speed_io, speed_attr, speed_mem;
 107
 108         unsigned int            irq_state;
 109
 110         struct timer_list       poll_timer;
 111 };
 112
 113 struct pcmcia_low_level {
 114         struct module *owner;
 115
 116         int (*hw_init)(struct au1000_pcmcia_socket *);
 117         void (*hw_shutdown)(struct au1000_pcmcia_socket *);
 118
 119         void (*socket_state)(struct au1000_pcmcia_socket *, struct pcmcia_state *);
 120         int (*configure_socket)(struct au1000_pcmcia_socket *, struct socket_state_t *);
 121
 122         /*
 123          * Enable card status IRQs on (re-)initialisation.  This can
 124          * be called at initialisation, power management event, or
 125          * pcmcia event.
 126          */
 127         void (*socket_init)(struct au1000_pcmcia_socket *);
 128
 129         /*
 130          * Disable card status IRQs and PCMCIA bus on suspend.
 131          */
 132         void (*socket_suspend)(struct au1000_pcmcia_socket *);
 133 };
 134
 135 extern int au1x_board_init(struct device *dev);
 136
 137 #endif /* __ASM_AU1000_PCMCIA_H */