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Linus Torvalds1da177e2005-04-16 15:20:36 -07001/*
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 */
Ralf Baechle5ab0b372005-11-02 18:08:40 +000025
Linus Torvalds1da177e2005-04-16 15:20:36 -070026#include <pcmcia/cs_types.h>
27#include <pcmcia/cs.h>
28#include <pcmcia/ss.h>
Linus Torvalds1da177e2005-04-16 15:20:36 -070029#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
Sergei Shtylyovb3363992008-04-14 17:27:30 +040036#define AU1X_SOCK0_IO 0xF00000000ULL
37#define AU1X_SOCK0_PHYS_ATTR 0xF40000000ULL
38#define AU1X_SOCK0_PHYS_MEM 0xF80000000ULL
Linus Torvalds1da177e2005-04-16 15:20:36 -070039
40/* pcmcia socket 1 needs external glue logic so the memory map
41 * differs from board to board.
42 */
Manuel Lauss66213b32009-10-04 14:55:27 +020043#if defined(CONFIG_MIPS_PB1000)
Sergei Shtylyovb3363992008-04-14 17:27:30 +040044#define AU1X_SOCK1_IO 0xF08000000ULL
45#define AU1X_SOCK1_PHYS_ATTR 0xF48000000ULL
46#define AU1X_SOCK1_PHYS_MEM 0xF88000000ULL
Linus Torvalds1da177e2005-04-16 15:20:36 -070047#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;
Dominik Brodowskid39bd562008-08-28 01:05:34 +0200103 unsigned int phys_io;
Linus Torvalds1da177e2005-04-16 15:20:36 -0700104 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 */