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 #include <pcmcia/version.h>
26 #include <pcmcia/cs_types.h>
27 #include <pcmcia/cs.h>
28 #include <pcmcia/ss.h>
29 #include <pcmcia/bulkmem.h>
30 #include <pcmcia/cistpl.h>
31 #include "cs_internal.h"
32
33 #define AU1000_PCMCIA_POLL_PERIOD (2*HZ)
34 #define AU1000_PCMCIA_IO_SPEED (255)
35 #define AU1000_PCMCIA_MEM_SPEED (300)
36
37 #define AU1X_SOCK0_IO 0xF00000000
38 #define AU1X_SOCK0_PHYS_ATTR 0xF40000000
39 #define AU1X_SOCK0_PHYS_MEM 0xF80000000
40 /* pseudo 32 bit phys addresses, which get fixed up to the
41 * real 36 bit address in fixup_bigphys_addr() */
42 #define AU1X_SOCK0_PSEUDO_PHYS_ATTR 0xF4000000
43 #define AU1X_SOCK0_PSEUDO_PHYS_MEM 0xF8000000
44
45 /* pcmcia socket 1 needs external glue logic so the memory map
46 * differs from board to board.
47 */
48 #if defined(CONFIG_MIPS_PB1000) || defined(CONFIG_MIPS_PB1100) || defined(CONFIG_MIPS_PB1500) || defined(CONFIG_MIPS_PB1550)
49 #define AU1X_SOCK1_IO 0xF08000000
50 #define AU1X_SOCK1_PHYS_ATTR 0xF48000000
51 #define AU1X_SOCK1_PHYS_MEM 0xF88000000
52 #define AU1X_SOCK1_PSEUDO_PHYS_ATTR 0xF4800000
53 #define AU1X_SOCK1_PSEUDO_PHYS_MEM 0xF8800000
54 #elif defined(CONFIG_MIPS_DB1000) || defined(CONFIG_MIPS_DB1100) || defined(CONFIG_MIPS_DB1500) || defined(CONFIG_MIPS_DB1550)
55 #define AU1X_SOCK1_IO 0xF04000000
56 #define AU1X_SOCK1_PHYS_ATTR 0xF44000000
57 #define AU1X_SOCK1_PHYS_MEM 0xF84000000
58 #define AU1X_SOCK1_PSEUDO_PHYS_ATTR 0xF4400000
59 #define AU1X_SOCK1_PSEUDO_PHYS_MEM 0xF8400000
60 #endif
61
62 struct pcmcia_state {
63 unsigned detect: 1,
64 ready: 1,
65 wrprot: 1,
66 bvd1: 1,
67 bvd2: 1,
68 vs_3v: 1,
69 vs_Xv: 1;
70 };
71
72 struct pcmcia_configure {
73 unsigned sock: 8,
74 vcc: 8,
75 vpp: 8,
76 output: 1,
77 speaker: 1,
78 reset: 1;
79 };
80
81 struct pcmcia_irqs {
82 int sock;
83 int irq;
84 const char *str;
85 };
86
87
88 struct au1000_pcmcia_socket {
89 struct pcmcia_socket socket;
90
91 /*
92 * Info from low level handler
93 */
94 struct device *dev;
95 unsigned int nr;
96 unsigned int irq;
97
98 /*
99 * Core PCMCIA state
100 */
101 struct pcmcia_low_level *ops;
102
103 unsigned int status;
104 socket_state_t cs_state;
105
106 unsigned short spd_io[MAX_IO_WIN];
107 unsigned short spd_mem[MAX_WIN];
108 unsigned short spd_attr[MAX_WIN];
109
110 struct resource res_skt;
111 struct resource res_io;
112 struct resource res_mem;
113 struct resource res_attr;
114
115 void * virt_io;
116 ioaddr_t phys_io;
117 unsigned int phys_attr;
118 unsigned int phys_mem;
119 unsigned short speed_io, speed_attr, speed_mem;
120
121 unsigned int irq_state;
122
123 struct timer_list poll_timer;
124 };
125
126 struct pcmcia_low_level {
127 struct module *owner;
128
129 int (*hw_init)(struct au1000_pcmcia_socket *);
130 void (*hw_shutdown)(struct au1000_pcmcia_socket *);
131
132 void (*socket_state)(struct au1000_pcmcia_socket *, struct pcmcia_state *);
133 int (*configure_socket)(struct au1000_pcmcia_socket *, struct socket_state_t *);
134
135 /*
136 * Enable card status IRQs on (re-)initialisation. This can
137 * be called at initialisation, power management event, or
138 * pcmcia event.
139 */
140 void (*socket_init)(struct au1000_pcmcia_socket *);
141
142 /*
143 * Disable card status IRQs and PCMCIA bus on suspend.
144 */
145 void (*socket_suspend)(struct au1000_pcmcia_socket *);
146 };
147
148 extern int au1x_board_init(struct device *dev);
149
150 #endif /* __ASM_AU1000_PCMCIA_H */
151
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