Root/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
49struct 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
59struct pcmcia_configure {
60  unsigned sock: 8,
61            vcc: 8,
62            vpp: 8,
63         output: 1,
64        speaker: 1,
65          reset: 1;
66};
67
68struct pcmcia_irqs {
69    int sock;
70    int irq;
71    const char *str;
72};
73
74
75struct 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
113struct 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
135extern int au1x_board_init(struct device *dev);
136
137#endif /* __ASM_AU1000_PCMCIA_H */
138

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