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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/ss.h>
Linus Torvalds1da177e2005-04-16 15:20:36 -070027#include <pcmcia/cistpl.h>
28#include "cs_internal.h"
29
30#define AU1000_PCMCIA_POLL_PERIOD (2*HZ)
31#define AU1000_PCMCIA_IO_SPEED (255)
32#define AU1000_PCMCIA_MEM_SPEED (300)
33
Sergei Shtylyovb3363992008-04-14 17:27:30 +040034#define AU1X_SOCK0_IO 0xF00000000ULL
35#define AU1X_SOCK0_PHYS_ATTR 0xF40000000ULL
36#define AU1X_SOCK0_PHYS_MEM 0xF80000000ULL
Linus Torvalds1da177e2005-04-16 15:20:36 -070037
38/* pcmcia socket 1 needs external glue logic so the memory map
39 * differs from board to board.
40 */
Manuel Lauss66213b32009-10-04 14:55:27 +020041#if defined(CONFIG_MIPS_PB1000)
Sergei Shtylyovb3363992008-04-14 17:27:30 +040042#define AU1X_SOCK1_IO 0xF08000000ULL
43#define AU1X_SOCK1_PHYS_ATTR 0xF48000000ULL
44#define AU1X_SOCK1_PHYS_MEM 0xF88000000ULL
Linus Torvalds1da177e2005-04-16 15:20:36 -070045#endif
46
47struct pcmcia_state {
48 unsigned detect: 1,
49 ready: 1,
50 wrprot: 1,
51 bvd1: 1,
52 bvd2: 1,
53 vs_3v: 1,
54 vs_Xv: 1;
55};
56
57struct pcmcia_configure {
58 unsigned sock: 8,
59 vcc: 8,
60 vpp: 8,
61 output: 1,
62 speaker: 1,
63 reset: 1;
64};
65
66struct pcmcia_irqs {
67 int sock;
68 int irq;
69 const char *str;
70};
71
72
73struct au1000_pcmcia_socket {
74 struct pcmcia_socket socket;
75
76 /*
77 * Info from low level handler
78 */
79 struct device *dev;
80 unsigned int nr;
81 unsigned int irq;
82
83 /*
84 * Core PCMCIA state
85 */
86 struct pcmcia_low_level *ops;
87
88 unsigned int status;
89 socket_state_t cs_state;
90
91 unsigned short spd_io[MAX_IO_WIN];
92 unsigned short spd_mem[MAX_WIN];
93 unsigned short spd_attr[MAX_WIN];
94
95 struct resource res_skt;
96 struct resource res_io;
97 struct resource res_mem;
98 struct resource res_attr;
99
100 void * virt_io;
Dominik Brodowskid39bd562008-08-28 01:05:34 +0200101 unsigned int phys_io;
Linus Torvalds1da177e2005-04-16 15:20:36 -0700102 unsigned int phys_attr;
103 unsigned int phys_mem;
104 unsigned short speed_io, speed_attr, speed_mem;
105
106 unsigned int irq_state;
107
108 struct timer_list poll_timer;
109};
110
111struct pcmcia_low_level {
112 struct module *owner;
113
114 int (*hw_init)(struct au1000_pcmcia_socket *);
115 void (*hw_shutdown)(struct au1000_pcmcia_socket *);
116
117 void (*socket_state)(struct au1000_pcmcia_socket *, struct pcmcia_state *);
118 int (*configure_socket)(struct au1000_pcmcia_socket *, struct socket_state_t *);
119
120 /*
121 * Enable card status IRQs on (re-)initialisation. This can
122 * be called at initialisation, power management event, or
123 * pcmcia event.
124 */
125 void (*socket_init)(struct au1000_pcmcia_socket *);
126
127 /*
128 * Disable card status IRQs and PCMCIA bus on suspend.
129 */
130 void (*socket_suspend)(struct au1000_pcmcia_socket *);
131};
132
133extern int au1x_board_init(struct device *dev);
134
135#endif /* __ASM_AU1000_PCMCIA_H */