xref: /openbmc/linux/drivers/pcmcia/vg468.h (revision 1da177e4)
1 /*
2  * vg468.h 1.11 1999/10/25 20:03:34
3  *
4  * The contents of this file are subject to the Mozilla Public License
5  * Version 1.1 (the "License"); you may not use this file except in
6  * compliance with the License. You may obtain a copy of the License
7  * at http://www.mozilla.org/MPL/
8  *
9  * Software distributed under the License is distributed on an "AS IS"
10  * basis, WITHOUT WARRANTY OF ANY KIND, either express or implied. See
11  * the License for the specific language governing rights and
12  * limitations under the License.
13  *
14  * The initial developer of the original code is David A. Hinds
15  * <dahinds@users.sourceforge.net>.  Portions created by David A. Hinds
16  * are Copyright (C) 1999 David A. Hinds.  All Rights Reserved.
17  *
18  * Alternatively, the contents of this file may be used under the
19  * terms of the GNU General Public License version 2 (the "GPL"), in which
20  * case the provisions of the GPL are applicable instead of the
21  * above.  If you wish to allow the use of your version of this file
22  * only under the terms of the GPL and not to allow others to use
23  * your version of this file under the MPL, indicate your decision by
24  * deleting the provisions above and replace them with the notice and
25  * other provisions required by the GPL.  If you do not delete the
26  * provisions above, a recipient may use your version of this file
27  * under either the MPL or the GPL.
28  */
29 
30 #ifndef _LINUX_VG468_H
31 #define _LINUX_VG468_H
32 
33 /* Special bit in I365_IDENT used for Vadem chip detection */
34 #define I365_IDENT_VADEM	0x08
35 
36 /* Special definitions in I365_POWER */
37 #define VG468_VPP2_MASK		0x0c
38 #define VG468_VPP2_5V		0x04
39 #define VG468_VPP2_12V		0x08
40 
41 /* Unique Vadem registers */
42 #define VG469_VSENSE		0x1f	/* Card voltage sense */
43 #define VG469_VSELECT		0x2f	/* Card voltage select */
44 #define VG468_CTL		0x38	/* Control register */
45 #define VG468_TIMER		0x39	/* Timer control */
46 #define VG468_MISC		0x3a	/* Miscellaneous */
47 #define VG468_GPIO_CFG		0x3b	/* GPIO configuration */
48 #define VG469_EXT_MODE		0x3c	/* Extended mode register */
49 #define VG468_SELECT		0x3d	/* Programmable chip select */
50 #define VG468_SELECT_CFG	0x3e	/* Chip select configuration */
51 #define VG468_ATA		0x3f	/* ATA control */
52 
53 /* Flags for VG469_VSENSE */
54 #define VG469_VSENSE_A_VS1	0x01
55 #define VG469_VSENSE_A_VS2	0x02
56 #define VG469_VSENSE_B_VS1	0x04
57 #define VG469_VSENSE_B_VS2	0x08
58 
59 /* Flags for VG469_VSELECT */
60 #define VG469_VSEL_VCC		0x03
61 #define VG469_VSEL_5V		0x00
62 #define VG469_VSEL_3V		0x03
63 #define VG469_VSEL_MAX		0x0c
64 #define VG469_VSEL_EXT_STAT	0x10
65 #define VG469_VSEL_EXT_BUS	0x20
66 #define VG469_VSEL_MIXED	0x40
67 #define VG469_VSEL_ISA		0x80
68 
69 /* Flags for VG468_CTL */
70 #define VG468_CTL_SLOW		0x01	/* 600ns memory timing */
71 #define VG468_CTL_ASYNC		0x02	/* Asynchronous bus clocking */
72 #define VG468_CTL_TSSI		0x08	/* Tri-state some outputs */
73 #define VG468_CTL_DELAY		0x10	/* Card detect debounce */
74 #define VG468_CTL_INPACK	0x20	/* Obey INPACK signal? */
75 #define VG468_CTL_POLARITY	0x40	/* VCCEN polarity */
76 #define VG468_CTL_COMPAT	0x80	/* Compatibility stuff */
77 
78 #define VG469_CTL_WS_COMPAT	0x04	/* Wait state compatibility */
79 #define VG469_CTL_STRETCH	0x10	/* LED stretch */
80 
81 /* Flags for VG468_TIMER */
82 #define VG468_TIMER_ZEROPWR	0x10	/* Zero power control */
83 #define VG468_TIMER_SIGEN	0x20	/* Power up */
84 #define VG468_TIMER_STATUS	0x40	/* Activity timer status */
85 #define VG468_TIMER_RES		0x80	/* Timer resolution */
86 #define VG468_TIMER_MASK	0x0f	/* Activity timer timeout */
87 
88 /* Flags for VG468_MISC */
89 #define VG468_MISC_GPIO		0x04	/* General-purpose IO */
90 #define VG468_MISC_DMAWSB	0x08	/* DMA wait state control */
91 #define VG469_MISC_LEDENA	0x10	/* LED enable */
92 #define VG468_MISC_VADEMREV	0x40	/* Vadem revision control */
93 #define VG468_MISC_UNLOCK	0x80	/* Unique register lock */
94 
95 /* Flags for VG469_EXT_MODE_A */
96 #define VG469_MODE_VPPST	0x03	/* Vpp steering control */
97 #define VG469_MODE_INT_SENSE	0x04	/* Internal voltage sense */
98 #define VG469_MODE_CABLE	0x08
99 #define VG469_MODE_COMPAT	0x10	/* i82365sl B or DF step */
100 #define VG469_MODE_TEST		0x20
101 #define VG469_MODE_RIO		0x40	/* Steer RIO to INTR? */
102 
103 /* Flags for VG469_EXT_MODE_B */
104 #define VG469_MODE_B_3V		0x01	/* 3.3v for socket B */
105 
106 #endif /* _LINUX_VG468_H */
107