aboutsummaryrefslogtreecommitdiffstats
path: root/include/asm-mips/vr41xx/vrc4173.h
blob: 58e193c51b45ac370f7fbb9f88c2dc513c5c0fa0 (plain) (blame)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
/*
 *  vrc4173.h, Include file for NEC VRC4173.
 *
 *  Copyright (C) 2000  Michael R. McDonald
 *  Copyright (C) 2001-2003 Montavista Software Inc.
 *    Author: Yoichi Yuasa <yyuasa@mvista.com, or source@mvista.com>
 *  Copyright (C) 2004  Yoichi Yuasa <yuasa@hh.iij4u.or.jp>
 *  Copyright (C) 2005 Ralf Baechle (ralf@linux-mips.org)
 *
 *  This program is free software; you can redistribute it and/or modify
 *  it under the terms of the GNU General Public License as published by
 *  the Free Software Foundation; either version 2 of the License, or
 *  (at your option) any later version.
 *
 *  This program is distributed in the hope that it will be useful,
 *  but WITHOUT ANY WARRANTY; without even the implied warranty of
 *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 *  GNU General Public License for more details.
 *
 *  You should have received a copy of the GNU General Public License
 *  along with this program; if not, write to the Free Software
 *  Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
 */
#ifndef __NEC_VRC4173_H 
#define __NEC_VRC4173_H 

#include <linux/config.h>
#include <asm/io.h>

/*
 * Interrupt Number
 */
#define VRC4173_IRQ_BASE	72
#define VRC4173_IRQ(x)		(VRC4173_IRQ_BASE + (x))
#define VRC4173_USB_IRQ		VRC4173_IRQ(0)
#define VRC4173_PCMCIA2_IRQ	VRC4173_IRQ(1)
#define VRC4173_PCMCIA1_IRQ	VRC4173_IRQ(2)
#define VRC4173_PS2CH2_IRQ	VRC4173_IRQ(3)
#define VRC4173_PS2CH1_IRQ	VRC4173_IRQ(4)
#define VRC4173_PIU_IRQ		VRC4173_IRQ(5)
#define VRC4173_AIU_IRQ		VRC4173_IRQ(6)
#define VRC4173_KIU_IRQ		VRC4173_IRQ(7)
#define VRC4173_GIU_IRQ		VRC4173_IRQ(8)
#define VRC4173_AC97_IRQ	VRC4173_IRQ(9)
#define VRC4173_AC97INT1_IRQ	VRC4173_IRQ(10)
/* RFU */
#define VRC4173_DOZEPIU_IRQ	VRC4173_IRQ(13)
#define VRC4173_IRQ_LAST	VRC4173_DOZEPIU_IRQ

/*
 * PCI I/O accesses
 */
#ifdef CONFIG_VRC4173

extern unsigned long vrc4173_io_offset;

#define set_vrc4173_io_offset(offset)	do { vrc4173_io_offset = (offset); } while (0)

#define vrc4173_outb(val,port)		outb((val), vrc4173_io_offset+(port))
#define vrc4173_outw(val,port)		outw((val), vrc4173_io_offset+(port))
#define vrc4173_outl(val,port)		outl((val), vrc4173_io_offset+(port))
#define vrc4173_outb_p(val,port)	outb_p((val), vrc4173_io_offset+(port))
#define vrc4173_outw_p(val,port)	outw_p((val), vrc4173_io_offset+(port))
#define vrc4173_outl_p(val,port)	outl_p((val), vrc4173_io_offset+(port))

#define vrc4173_inb(port)		inb(vrc4173_io_offset+(port))
#define vrc4173_inw(port)		inw(vrc4173_io_offset+(port))
#define vrc4173_inl(port)		inl(vrc4173_io_offset+(port))
#define vrc4173_inb_p(port)		inb_p(vrc4173_io_offset+(port))
#define vrc4173_inw_p(port)		inw_p(vrc4173_io_offset+(port))
#define vrc4173_inl_p(port)		inl_p(vrc4173_io_offset+(port))

#define vrc4173_outsb(port,addr,count)	outsb(vrc4173_io_offset+(port),(addr),(count))
#define vrc4173_outsw(port,addr,count)	outsw(vrc4173_io_offset+(port),(addr),(count))
#define vrc4173_outsl(port,addr,count)	outsl(vrc4173_io_offset+(port),(addr),(count))

#define vrc4173_insb(port,addr,count)	insb(vrc4173_io_offset+(port),(addr),(count))
#define vrc4173_insw(port,addr,count)	insw(vrc4173_io_offset+(port),(addr),(count))
#define vrc4173_insl(port,addr,count)	insl(vrc4173_io_offset+(port),(addr),(count))

#else

#define set_vrc4173_io_offset(offset)	do {} while (0)

#define vrc4173_outb(val,port)		do {} while (0)
#define vrc4173_outw(val,port)		do {} while (0)
#define vrc4173_outl(val,port)		do {} while (0)
#define vrc4173_outb_p(val,port)	do {} while (0)
#define vrc4173_outw_p(val,port)	do {} while (0)
#define vrc4173_outl_p(val,port)	do {} while (0)

#define vrc4173_inb(port)		0
#define vrc4173_inw(port)		0
#define vrc4173_inl(port)		0
#define vrc4173_inb_p(port)		0
#define vrc4173_inw_p(port)		0
#define vrc4173_inl_p(port)		0

#define vrc4173_outsb(port,addr,count)	do {} while (0)
#define vrc4173_outsw(port,addr,count)	do {} while (0)
#define vrc4173_outsl(port,addr,count)	do {} while (0)

#define vrc4173_insb(port,addr,count)	do {} while (0)
#define vrc4173_insw(port,addr,count)	do {} while (0)
#define vrc4173_insl(port,addr,count)	do {} while (0)

#endif

/*
 * Clock Mask Unit
 */
typedef enum vrc4173_clock {
	VRC4173_PIU_CLOCK,
	VRC4173_KIU_CLOCK,
	VRC4173_AIU_CLOCK,
	VRC4173_PS2_CH1_CLOCK,
	VRC4173_PS2_CH2_CLOCK,
	VRC4173_USBU_PCI_CLOCK,
	VRC4173_CARDU1_PCI_CLOCK,
	VRC4173_CARDU2_PCI_CLOCK,
	VRC4173_AC97U_PCI_CLOCK,
	VRC4173_USBU_48MHz_CLOCK,
	VRC4173_EXT_48MHz_CLOCK,
	VRC4173_48MHz_CLOCK,
} vrc4173_clock_t;

#ifdef CONFIG_VRC4173

extern void vrc4173_supply_clock(vrc4173_clock_t clock);
extern void vrc4173_mask_clock(vrc4173_clock_t clock);

#else

static inline void vrc4173_supply_clock(vrc4173_clock_t clock) {}
static inline void vrc4173_mask_clock(vrc4173_clock_t clock) {}

#endif

/*
 * Interupt Control Unit
 */

#define VRC4173_PIUINT_COMMAND		0x0040
#define VRC4173_PIUINT_DATA		0x0020
#define VRC4173_PIUINT_PAGE1		0x0010
#define VRC4173_PIUINT_PAGE0		0x0008
#define VRC4173_PIUINT_DATALOST		0x0004
#define VRC4173_PIUINT_STATUSCHANGE	0x0001

#ifdef CONFIG_VRC4173

extern void vrc4173_enable_piuint(uint16_t mask);
extern void vrc4173_disable_piuint(uint16_t mask);

#else

static inline void vrc4173_enable_piuint(uint16_t mask) {}
static inline void vrc4173_disable_piuint(uint16_t mask) {}

#endif

#define VRC4173_AIUINT_INPUT_DMAEND	0x0800
#define VRC4173_AIUINT_INPUT_DMAHALT	0x0400
#define VRC4173_AIUINT_INPUT_DATALOST	0x0200
#define VRC4173_AIUINT_INPUT_DATA	0x0100
#define VRC4173_AIUINT_OUTPUT_DMAEND	0x0008
#define VRC4173_AIUINT_OUTPUT_DMAHALT	0x0004
#define VRC4173_AIUINT_OUTPUT_NODATA	0x0002

#ifdef CONFIG_VRC4173

extern void vrc4173_enable_aiuint(uint16_t mask);
extern void vrc4173_disable_aiuint(uint16_t mask);

#else

static inline void vrc4173_enable_aiuint(uint16_t mask) {}
static inline void vrc4173_disable_aiuint(uint16_t mask) {}

#endif

#define VRC4173_KIUINT_DATALOST		0x0004
#define VRC4173_KIUINT_DATAREADY	0x0002
#define VRC4173_KIUINT_SCAN		0x0001

#ifdef CONFIG_VRC4173

extern void vrc4173_enable_kiuint(uint16_t mask);
extern void vrc4173_disable_kiuint(uint16_t mask);

#else

static inline void vrc4173_enable_kiuint(uint16_t mask) {}
static inline void vrc4173_disable_kiuint(uint16_t mask) {}

#endif

/*
 * General-Purpose I/O Unit
 */
typedef enum vrc4173_function {
	PS2_CHANNEL1,
	PS2_CHANNEL2,
	TOUCHPANEL,
	KEYBOARD_8SCANLINES,
	KEYBOARD_10SCANLINES,
	KEYBOARD_12SCANLINES,
	GPIO_0_15PINS,
	GPIO_16_20PINS,
} vrc4173_function_t;

#ifdef CONFIG_VRC4173

extern void vrc4173_select_function(vrc4173_function_t function);

#else

static inline void vrc4173_select_function(vrc4173_function_t function) {}

#endif

#endif /* __NEC_VRC4173_H */