summaryrefslogtreecommitdiffstats
path: root/drivers/pcmcia/cirrus.h
blob: 446a4576e73e6c717d44b5dd954f1f606fd3e414 (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
/*
 * cirrus.h 1.4 1999/10/25 20:03:34
 *
 * The contents of this file are subject to the Mozilla Public License
 * Version 1.1 (the "License"); you may not use this file except in
 * compliance with the License. You may obtain a copy of the License
 * at http://www.mozilla.org/MPL/
 *
 * Software distributed under the License is distributed on an "AS IS"
 * basis, WITHOUT WARRANTY OF ANY KIND, either express or implied. See
 * the License for the specific language governing rights and
 * limitations under the License. 
 *
 * The initial developer of the original code is David A. Hinds
 * <dahinds@users.sourceforge.net>.  Portions created by David A. Hinds
 * are Copyright (C) 1999 David A. Hinds.  All Rights Reserved.
 *
 * Alternatively, the contents of this file may be used under the
 * terms of the GNU General Public License version 2 (the "GPL"), in which
 * case the provisions of the GPL are applicable instead of the
 * above.  If you wish to allow the use of your version of this file
 * only under the terms of the GPL and not to allow others to use
 * your version of this file under the MPL, indicate your decision by
 * deleting the provisions above and replace them with the notice and
 * other provisions required by the GPL.  If you do not delete the
 * provisions above, a recipient may use your version of this file
 * under either the MPL or the GPL.
 */

#ifndef _LINUX_CIRRUS_H
#define _LINUX_CIRRUS_H

#define PD67_MISC_CTL_1		0x16	/* Misc control 1 */
#define PD67_FIFO_CTL		0x17	/* FIFO control */
#define PD67_MISC_CTL_2		0x1E	/* Misc control 2 */
#define PD67_CHIP_INFO		0x1f	/* Chip information */
#define PD67_ATA_CTL		0x026	/* 6730: ATA control */
#define PD67_EXT_INDEX		0x2e	/* Extension index */
#define PD67_EXT_DATA		0x2f	/* Extension data */

/* PD6722 extension registers -- indexed in PD67_EXT_INDEX */
#define PD67_DATA_MASK0		0x01	/* Data mask 0 */
#define PD67_DATA_MASK1		0x02	/* Data mask 1 */
#define PD67_DMA_CTL		0x03	/* DMA control */

/* PD6730 extension registers -- indexed in PD67_EXT_INDEX */
#define PD67_EXT_CTL_1		0x03	/* Extension control 1 */
#define PD67_MEM_PAGE(n)	((n)+5)	/* PCI window bits 31:24 */
#define PD67_EXTERN_DATA	0x0a
#define PD67_MISC_CTL_3		0x25
#define PD67_SMB_PWR_CTL	0x26

/* I/O window address offset */
#define PD67_IO_OFF(w)		(0x36+((w)<<1))

/* Timing register sets */
#define PD67_TIME_SETUP(n)	(0x3a + 3*(n))
#define PD67_TIME_CMD(n)	(0x3b + 3*(n))
#define PD67_TIME_RECOV(n)	(0x3c + 3*(n))

/* Flags for PD67_MISC_CTL_1 */
#define PD67_MC1_5V_DET		0x01	/* 5v detect */
#define PD67_MC1_MEDIA_ENA	0x01	/* 6730: Multimedia enable */
#define PD67_MC1_VCC_3V		0x02	/* 3.3v Vcc */
#define PD67_MC1_PULSE_MGMT	0x04
#define PD67_MC1_PULSE_IRQ	0x08
#define PD67_MC1_SPKR_ENA	0x10
#define PD67_MC1_INPACK_ENA	0x80

/* Flags for PD67_FIFO_CTL */
#define PD67_FIFO_EMPTY		0x80

/* Flags for PD67_MISC_CTL_2 */
#define PD67_MC2_FREQ_BYPASS	0x01
#define PD67_MC2_DYNAMIC_MODE	0x02
#define PD67_MC2_SUSPEND	0x04
#define PD67_MC2_5V_CORE	0x08
#define PD67_MC2_LED_ENA	0x10	/* IRQ 12 is LED enable */
#define PD67_MC2_FAST_PCI	0x10	/* 6729: PCI bus > 25 MHz */
#define PD67_MC2_3STATE_BIT7	0x20	/* Floppy change bit */
#define PD67_MC2_DMA_MODE	0x40
#define PD67_MC2_IRQ15_RI	0x80	/* IRQ 15 is ring enable */

/* Flags for PD67_CHIP_INFO */
#define PD67_INFO_SLOTS		0x20	/* 0 = 1 slot, 1 = 2 slots */
#define PD67_INFO_CHIP_ID	0xc0
#define PD67_INFO_REV		0x1c

/* Fields in PD67_TIME_* registers */
#define PD67_TIME_SCALE		0xc0
#define PD67_TIME_SCALE_1	0x00
#define PD67_TIME_SCALE_16	0x40
#define PD67_TIME_SCALE_256	0x80
#define PD67_TIME_SCALE_4096	0xc0
#define PD67_TIME_MULT		0x3f

/* Fields in PD67_DMA_CTL */
#define PD67_DMA_MODE		0xc0
#define PD67_DMA_OFF		0x00
#define PD67_DMA_DREQ_INPACK	0x40
#define PD67_DMA_DREQ_WP	0x80
#define PD67_DMA_DREQ_BVD2	0xc0
#define PD67_DMA_PULLUP		0x20	/* Disable socket pullups? */

/* Fields in PD67_EXT_CTL_1 */
#define PD67_EC1_VCC_PWR_LOCK	0x01
#define PD67_EC1_AUTO_PWR_CLEAR	0x02
#define PD67_EC1_LED_ENA	0x04
#define PD67_EC1_INV_CARD_IRQ	0x08
#define PD67_EC1_INV_MGMT_IRQ	0x10
#define PD67_EC1_PULLUP_CTL	0x20

/* Fields in PD67_MISC_CTL_3 */
#define PD67_MC3_IRQ_MASK	0x03
#define PD67_MC3_IRQ_PCPCI	0x00
#define PD67_MC3_IRQ_EXTERN	0x01
#define PD67_MC3_IRQ_PCIWAY	0x02
#define PD67_MC3_IRQ_PCI	0x03
#define PD67_MC3_PWR_MASK	0x0c
#define PD67_MC3_PWR_SERIAL	0x00
#define PD67_MC3_PWR_TI2202	0x08
#define PD67_MC3_PWR_SMB	0x0c

/* Register definitions for Cirrus PD6832 PCI-to-CardBus bridge */

/* PD6832 extension registers -- indexed in PD67_EXT_INDEX */
#define PD68_EXT_CTL_2			0x0b
#define PD68_PCI_SPACE			0x22
#define PD68_PCCARD_SPACE		0x23
#define PD68_WINDOW_TYPE		0x24
#define PD68_EXT_CSC			0x2e
#define PD68_MISC_CTL_4			0x2f
#define PD68_MISC_CTL_5			0x30
#define PD68_MISC_CTL_6			0x31

/* Extra flags in PD67_MISC_CTL_3 */
#define PD68_MC3_HW_SUSP		0x10
#define PD68_MC3_MM_EXPAND		0x40
#define PD68_MC3_MM_ARM			0x80

/* Bridge Control Register */
#define  PD6832_BCR_MGMT_IRQ_ENA	0x0800

/* Socket Number Register */
#define PD6832_SOCKET_NUMBER		0x004c	/* 8 bit */

#endif /* _LINUX_CIRRUS_H */