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 /* 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) || \
  48     defined(CONFIG_MIPS_PB1500) || defined(CONFIG_MIPS_PB1550) || \
  49     defined(CONFIG_MIPS_PB1200)
  50 #define AU1X_SOCK1_IO        0xF08000000ULL
  51 #define AU1X_SOCK1_PHYS_ATTR 0xF48000000ULL
  52 #define AU1X_SOCK1_PHYS_MEM  0xF88000000ULL
  53 #define AU1X_SOCK1_PSEUDO_PHYS_ATTR 0xF4800000
  54 #define AU1X_SOCK1_PSEUDO_PHYS_MEM  0xF8800000
  55 #elif defined(CONFIG_MIPS_DB1000) || defined(CONFIG_MIPS_DB1100) || \
  56       defined(CONFIG_MIPS_DB1500) || defined(CONFIG_MIPS_DB1550) || \
  57       defined(CONFIG_MIPS_DB1200)
  58 #define AU1X_SOCK1_IO        0xF04000000ULL
  59 #define AU1X_SOCK1_PHYS_ATTR 0xF44000000ULL
  60 #define AU1X_SOCK1_PHYS_MEM  0xF84000000ULL
  61 #define AU1X_SOCK1_PSEUDO_PHYS_ATTR 0xF4400000
  62 #define AU1X_SOCK1_PSEUDO_PHYS_MEM  0xF8400000
  63 #endif
  64
  65 struct pcmcia_state {
  66   unsigned detect: 1,
  67             ready: 1,
  68            wrprot: 1,
  69              bvd1: 1,
  70              bvd2: 1,
  71             vs_3v: 1,
  72             vs_Xv: 1;
  73 };
  74
  75 struct pcmcia_configure {
  76   unsigned sock: 8,
  77             vcc: 8,
  78             vpp: 8,
  79          output: 1,
  80         speaker: 1,
  81           reset: 1;
  82 };
  83
  84 struct pcmcia_irqs {
  85         int sock;
  86         int irq;
  87         const char *str;
  88 };
  89
  90
  91 struct au1000_pcmcia_socket {
  92         struct pcmcia_socket socket;
  93
  94         /*
  95          * Info from low level handler
  96          */
  97         struct device           *dev;
  98         unsigned int            nr;
  99         unsigned int            irq;
 100
 101         /*
 102          * Core PCMCIA state
 103          */
 104         struct pcmcia_low_level *ops;
 105
 106         unsigned int            status;
 107         socket_state_t          cs_state;
 108
 109         unsigned short          spd_io[MAX_IO_WIN];
 110         unsigned short          spd_mem[MAX_WIN];
 111         unsigned short          spd_attr[MAX_WIN];
 112
 113         struct resource         res_skt;
 114         struct resource         res_io;
 115         struct resource         res_mem;
 116         struct resource         res_attr;
 117
 118         void *                  virt_io;
 119         ioaddr_t                phys_io;
 120         unsigned int            phys_attr;
 121         unsigned int            phys_mem;
 122         unsigned short          speed_io, speed_attr, speed_mem;
 123
 124         unsigned int            irq_state;
 125
 126         struct timer_list       poll_timer;
 127 };
 128
 129 struct pcmcia_low_level {
 130         struct module *owner;
 131
 132         int (*hw_init)(struct au1000_pcmcia_socket *);
 133         void (*hw_shutdown)(struct au1000_pcmcia_socket *);
 134
 135         void (*socket_state)(struct au1000_pcmcia_socket *, struct pcmcia_state *);
 136         int (*configure_socket)(struct au1000_pcmcia_socket *, struct socket_state_t *);
 137
 138         /*
 139          * Enable card status IRQs on (re-)initialisation.  This can
 140          * be called at initialisation, power management event, or
 141          * pcmcia event.
 142          */
 143         void (*socket_init)(struct au1000_pcmcia_socket *);
 144
 145         /*
 146          * Disable card status IRQs and PCMCIA bus on suspend.
 147          */
 148         void (*socket_suspend)(struct au1000_pcmcia_socket *);
 149 };
 150
 151 extern int au1x_board_init(struct device *dev);
 152
 153 #endif /* __ASM_AU1000_PCMCIA_H */