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 #include <pcmcia/cs_types.h>
  26 #include <pcmcia/cs.h>
  27 #include <pcmcia/ss.h>
  28 #include <pcmcia/bulkmem.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        0xF00000000
  37 #define AU1X_SOCK0_PHYS_ATTR 0xF40000000
  38 #define AU1X_SOCK0_PHYS_MEM  0xF80000000
  39 /* pseudo 32 bit phys addresses, which get fixed up to the
  40  * real 36 bit address in fixup_bigphys_addr() */
  41 #define AU1X_SOCK0_PSEUDO_PHYS_ATTR 0xF4000000
  42 #define AU1X_SOCK0_PSEUDO_PHYS_MEM  0xF8000000
  43
  44 /* pcmcia socket 1 needs external glue logic so the memory map
  45  * differs from board to board.
  46  */
  47 #if defined(CONFIG_MIPS_PB1000) || defined(CONFIG_MIPS_PB1100) || defined(CONFIG_MIPS_PB1500) || defined(CONFIG_MIPS_PB1550)
  48 #define AU1X_SOCK1_IO        0xF08000000
  49 #define AU1X_SOCK1_PHYS_ATTR 0xF48000000
  50 #define AU1X_SOCK1_PHYS_MEM  0xF88000000
  51 #define AU1X_SOCK1_PSEUDO_PHYS_ATTR 0xF4800000
  52 #define AU1X_SOCK1_PSEUDO_PHYS_MEM  0xF8800000
  53 #elif defined(CONFIG_MIPS_DB1000) || defined(CONFIG_MIPS_DB1100) || defined(CONFIG_MIPS_DB1500) || defined(CONFIG_MIPS_DB1550)
  54 #define AU1X_SOCK1_IO        0xF04000000
  55 #define AU1X_SOCK1_PHYS_ATTR 0xF44000000
  56 #define AU1X_SOCK1_PHYS_MEM  0xF84000000
  57 #define AU1X_SOCK1_PSEUDO_PHYS_ATTR 0xF4400000
  58 #define AU1X_SOCK1_PSEUDO_PHYS_MEM  0xF8400000
  59 #endif
  60
  61 struct pcmcia_state {
  62   unsigned detect: 1,
  63             ready: 1,
  64            wrprot: 1,
  65              bvd1: 1,
  66              bvd2: 1,
  67             vs_3v: 1,
  68             vs_Xv: 1;
  69 };
  70
  71 struct pcmcia_configure {
  72   unsigned sock: 8,
  73             vcc: 8,
  74             vpp: 8,
  75          output: 1,
  76         speaker: 1,
  77           reset: 1;
  78 };
  79
  80 struct pcmcia_irqs {
  81         int sock;
  82         int irq;
  83         const char *str;
  84 };
  85
  86
  87 struct au1000_pcmcia_socket {
  88         struct pcmcia_socket socket;
  89
  90         /*
  91          * Info from low level handler
  92          */
  93         struct device           *dev;
  94         unsigned int            nr;
  95         unsigned int            irq;
  96
  97         /*
  98          * Core PCMCIA state
  99          */
 100         struct pcmcia_low_level *ops;
 101
 102         unsigned int            status;
 103         socket_state_t          cs_state;
 104
 105         unsigned short          spd_io[MAX_IO_WIN];
 106         unsigned short          spd_mem[MAX_WIN];
 107         unsigned short          spd_attr[MAX_WIN];
 108
 109         struct resource         res_skt;
 110         struct resource         res_io;
 111         struct resource         res_mem;
 112         struct resource         res_attr;
 113
 114         void *                  virt_io;
 115         ioaddr_t                phys_io;
 116         unsigned int            phys_attr;
 117         unsigned int            phys_mem;
 118         unsigned short          speed_io, speed_attr, speed_mem;
 119
 120         unsigned int            irq_state;
 121
 122         struct timer_list       poll_timer;
 123 };
 124
 125 struct pcmcia_low_level {
 126         struct module *owner;
 127
 128         int (*hw_init)(struct au1000_pcmcia_socket *);
 129         void (*hw_shutdown)(struct au1000_pcmcia_socket *);
 130
 131         void (*socket_state)(struct au1000_pcmcia_socket *, struct pcmcia_state *);
 132         int (*configure_socket)(struct au1000_pcmcia_socket *, struct socket_state_t *);
 133
 134         /*
 135          * Enable card status IRQs on (re-)initialisation.  This can
 136          * be called at initialisation, power management event, or
 137          * pcmcia event.
 138          */
 139         void (*socket_init)(struct au1000_pcmcia_socket *);
 140
 141         /*
 142          * Disable card status IRQs and PCMCIA bus on suspend.
 143          */
 144         void (*socket_suspend)(struct au1000_pcmcia_socket *);
 145 };
 146
 147 extern int au1x_board_init(struct device *dev);
 148
 149 #endif /* __ASM_AU1000_PCMCIA_H */