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/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) || \
49	defined(CONFIG_MIPS_PB1500) || defined(CONFIG_MIPS_PB1550) || \
50	defined(CONFIG_MIPS_PB1200)
51#define AU1X_SOCK1_IO        0xF08000000
52#define AU1X_SOCK1_PHYS_ATTR 0xF48000000
53#define AU1X_SOCK1_PHYS_MEM  0xF88000000
54#define AU1X_SOCK1_PSEUDO_PHYS_ATTR 0xF4800000
55#define AU1X_SOCK1_PSEUDO_PHYS_MEM  0xF8800000
56#elif defined(CONFIG_MIPS_DB1000) || defined(CONFIG_MIPS_DB1100) || \
57	defined(CONFIG_MIPS_DB1500) || defined(CONFIG_MIPS_DB1550) || \
58	defined(CONFIG_MIPS_DB1200)
59#define AU1X_SOCK1_IO        0xF04000000
60#define AU1X_SOCK1_PHYS_ATTR 0xF44000000
61#define AU1X_SOCK1_PHYS_MEM  0xF84000000
62#define AU1X_SOCK1_PSEUDO_PHYS_ATTR 0xF4400000
63#define AU1X_SOCK1_PSEUDO_PHYS_MEM  0xF8400000
64#endif
65
66struct pcmcia_state {
67  unsigned detect: 1,
68            ready: 1,
69           wrprot: 1,
70	     bvd1: 1,
71	     bvd2: 1,
72            vs_3v: 1,
73            vs_Xv: 1;
74};
75
76struct pcmcia_configure {
77  unsigned sock: 8,
78            vcc: 8,
79            vpp: 8,
80         output: 1,
81        speaker: 1,
82          reset: 1;
83};
84
85struct pcmcia_irqs {
86	int sock;
87	int irq;
88	const char *str;
89};
90
91
92struct au1000_pcmcia_socket {
93	struct pcmcia_socket socket;
94
95	/*
96	 * Info from low level handler
97	 */
98	struct device		*dev;
99	unsigned int		nr;
100	unsigned int		irq;
101
102	/*
103	 * Core PCMCIA state
104	 */
105	struct pcmcia_low_level *ops;
106
107	unsigned int 		status;
108	socket_state_t		cs_state;
109
110	unsigned short		spd_io[MAX_IO_WIN];
111	unsigned short		spd_mem[MAX_WIN];
112	unsigned short		spd_attr[MAX_WIN];
113
114	struct resource		res_skt;
115	struct resource		res_io;
116	struct resource		res_mem;
117	struct resource		res_attr;
118
119	void *                 	virt_io;
120	ioaddr_t              	phys_io;
121	unsigned int           	phys_attr;
122	unsigned int           	phys_mem;
123	unsigned short        	speed_io, speed_attr, speed_mem;
124
125	unsigned int		irq_state;
126
127	struct timer_list	poll_timer;
128};
129
130struct pcmcia_low_level {
131	struct module *owner;
132
133	int (*hw_init)(struct au1000_pcmcia_socket *);
134	void (*hw_shutdown)(struct au1000_pcmcia_socket *);
135
136	void (*socket_state)(struct au1000_pcmcia_socket *, struct pcmcia_state *);
137	int (*configure_socket)(struct au1000_pcmcia_socket *, struct socket_state_t *);
138
139	/*
140	 * Enable card status IRQs on (re-)initialisation.  This can
141	 * be called at initialisation, power management event, or
142	 * pcmcia event.
143	 */
144	void (*socket_init)(struct au1000_pcmcia_socket *);
145
146	/*
147	 * Disable card status IRQs and PCMCIA bus on suspend.
148	 */
149	void (*socket_suspend)(struct au1000_pcmcia_socket *);
150};
151
152extern int au1x_board_init(struct device *dev);
153
154#endif /* __ASM_AU1000_PCMCIA_H */
155