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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/* 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 */
Manuel Lauss66213b32009-10-04 14:55:27 +020047#if defined(CONFIG_MIPS_PB1000)
Sergei Shtylyovb3363992008-04-14 17:27:30 +040048#define AU1X_SOCK1_IO 0xF08000000ULL
49#define AU1X_SOCK1_PHYS_ATTR 0xF48000000ULL
50#define AU1X_SOCK1_PHYS_MEM 0xF88000000ULL
Linus Torvalds1da177e2005-04-16 15:20:36 -070051#define AU1X_SOCK1_PSEUDO_PHYS_ATTR 0xF4800000
52#define AU1X_SOCK1_PSEUDO_PHYS_MEM 0xF8800000
Linus Torvalds1da177e2005-04-16 15:20:36 -070053#endif
54
55struct pcmcia_state {
56 unsigned detect: 1,
57 ready: 1,
58 wrprot: 1,
59 bvd1: 1,
60 bvd2: 1,
61 vs_3v: 1,
62 vs_Xv: 1;
63};
64
65struct pcmcia_configure {
66 unsigned sock: 8,
67 vcc: 8,
68 vpp: 8,
69 output: 1,
70 speaker: 1,
71 reset: 1;
72};
73
74struct pcmcia_irqs {
75 int sock;
76 int irq;
77 const char *str;
78};
79
80
81struct au1000_pcmcia_socket {
82 struct pcmcia_socket socket;
83
84 /*
85 * Info from low level handler
86 */
87 struct device *dev;
88 unsigned int nr;
89 unsigned int irq;
90
91 /*
92 * Core PCMCIA state
93 */
94 struct pcmcia_low_level *ops;
95
96 unsigned int status;
97 socket_state_t cs_state;
98
99 unsigned short spd_io[MAX_IO_WIN];
100 unsigned short spd_mem[MAX_WIN];
101 unsigned short spd_attr[MAX_WIN];
102
103 struct resource res_skt;
104 struct resource res_io;
105 struct resource res_mem;
106 struct resource res_attr;
107
108 void * virt_io;
Dominik Brodowskid39bd562008-08-28 01:05:34 +0200109 unsigned int phys_io;
Linus Torvalds1da177e2005-04-16 15:20:36 -0700110 unsigned int phys_attr;
111 unsigned int phys_mem;
112 unsigned short speed_io, speed_attr, speed_mem;
113
114 unsigned int irq_state;
115
116 struct timer_list poll_timer;
117};
118
119struct pcmcia_low_level {
120 struct module *owner;
121
122 int (*hw_init)(struct au1000_pcmcia_socket *);
123 void (*hw_shutdown)(struct au1000_pcmcia_socket *);
124
125 void (*socket_state)(struct au1000_pcmcia_socket *, struct pcmcia_state *);
126 int (*configure_socket)(struct au1000_pcmcia_socket *, struct socket_state_t *);
127
128 /*
129 * Enable card status IRQs on (re-)initialisation. This can
130 * be called at initialisation, power management event, or
131 * pcmcia event.
132 */
133 void (*socket_init)(struct au1000_pcmcia_socket *);
134
135 /*
136 * Disable card status IRQs and PCMCIA bus on suspend.
137 */
138 void (*socket_suspend)(struct au1000_pcmcia_socket *);
139};
140
141extern int au1x_board_init(struct device *dev);
142
143#endif /* __ASM_AU1000_PCMCIA_H */