xref: /linux/drivers/pcmcia/cirrus.h (revision 6ee738610f41b59733f63718f0bdbcba7d3a3f12)
1 /*
2  * cirrus.h 1.4 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_CIRRUS_H
31 #define _LINUX_CIRRUS_H
32 
33 #ifndef PCI_VENDOR_ID_CIRRUS
34 #define PCI_VENDOR_ID_CIRRUS		0x1013
35 #endif
36 #ifndef PCI_DEVICE_ID_CIRRUS_6729
37 #define PCI_DEVICE_ID_CIRRUS_6729	0x1100
38 #endif
39 #ifndef PCI_DEVICE_ID_CIRRUS_6832
40 #define PCI_DEVICE_ID_CIRRUS_6832	0x1110
41 #endif
42 
43 #define PD67_MISC_CTL_1		0x16	/* Misc control 1 */
44 #define PD67_FIFO_CTL		0x17	/* FIFO control */
45 #define PD67_MISC_CTL_2		0x1E	/* Misc control 2 */
46 #define PD67_CHIP_INFO		0x1f	/* Chip information */
47 #define PD67_ATA_CTL		0x026	/* 6730: ATA control */
48 #define PD67_EXT_INDEX		0x2e	/* Extension index */
49 #define PD67_EXT_DATA		0x2f	/* Extension data */
50 
51 /* PD6722 extension registers -- indexed in PD67_EXT_INDEX */
52 #define PD67_DATA_MASK0		0x01	/* Data mask 0 */
53 #define PD67_DATA_MASK1		0x02	/* Data mask 1 */
54 #define PD67_DMA_CTL		0x03	/* DMA control */
55 
56 /* PD6730 extension registers -- indexed in PD67_EXT_INDEX */
57 #define PD67_EXT_CTL_1		0x03	/* Extension control 1 */
58 #define PD67_MEM_PAGE(n)	((n)+5)	/* PCI window bits 31:24 */
59 #define PD67_EXTERN_DATA	0x0a
60 #define PD67_MISC_CTL_3		0x25
61 #define PD67_SMB_PWR_CTL	0x26
62 
63 /* I/O window address offset */
64 #define PD67_IO_OFF(w)		(0x36+((w)<<1))
65 
66 /* Timing register sets */
67 #define PD67_TIME_SETUP(n)	(0x3a + 3*(n))
68 #define PD67_TIME_CMD(n)	(0x3b + 3*(n))
69 #define PD67_TIME_RECOV(n)	(0x3c + 3*(n))
70 
71 /* Flags for PD67_MISC_CTL_1 */
72 #define PD67_MC1_5V_DET		0x01	/* 5v detect */
73 #define PD67_MC1_MEDIA_ENA	0x01	/* 6730: Multimedia enable */
74 #define PD67_MC1_VCC_3V		0x02	/* 3.3v Vcc */
75 #define PD67_MC1_PULSE_MGMT	0x04
76 #define PD67_MC1_PULSE_IRQ	0x08
77 #define PD67_MC1_SPKR_ENA	0x10
78 #define PD67_MC1_INPACK_ENA	0x80
79 
80 /* Flags for PD67_FIFO_CTL */
81 #define PD67_FIFO_EMPTY		0x80
82 
83 /* Flags for PD67_MISC_CTL_2 */
84 #define PD67_MC2_FREQ_BYPASS	0x01
85 #define PD67_MC2_DYNAMIC_MODE	0x02
86 #define PD67_MC2_SUSPEND	0x04
87 #define PD67_MC2_5V_CORE	0x08
88 #define PD67_MC2_LED_ENA	0x10	/* IRQ 12 is LED enable */
89 #define PD67_MC2_FAST_PCI	0x10	/* 6729: PCI bus > 25 MHz */
90 #define PD67_MC2_3STATE_BIT7	0x20	/* Floppy change bit */
91 #define PD67_MC2_DMA_MODE	0x40
92 #define PD67_MC2_IRQ15_RI	0x80	/* IRQ 15 is ring enable */
93 
94 /* Flags for PD67_CHIP_INFO */
95 #define PD67_INFO_SLOTS		0x20	/* 0 = 1 slot, 1 = 2 slots */
96 #define PD67_INFO_CHIP_ID	0xc0
97 #define PD67_INFO_REV		0x1c
98 
99 /* Fields in PD67_TIME_* registers */
100 #define PD67_TIME_SCALE		0xc0
101 #define PD67_TIME_SCALE_1	0x00
102 #define PD67_TIME_SCALE_16	0x40
103 #define PD67_TIME_SCALE_256	0x80
104 #define PD67_TIME_SCALE_4096	0xc0
105 #define PD67_TIME_MULT		0x3f
106 
107 /* Fields in PD67_DMA_CTL */
108 #define PD67_DMA_MODE		0xc0
109 #define PD67_DMA_OFF		0x00
110 #define PD67_DMA_DREQ_INPACK	0x40
111 #define PD67_DMA_DREQ_WP	0x80
112 #define PD67_DMA_DREQ_BVD2	0xc0
113 #define PD67_DMA_PULLUP		0x20	/* Disable socket pullups? */
114 
115 /* Fields in PD67_EXT_CTL_1 */
116 #define PD67_EC1_VCC_PWR_LOCK	0x01
117 #define PD67_EC1_AUTO_PWR_CLEAR	0x02
118 #define PD67_EC1_LED_ENA	0x04
119 #define PD67_EC1_INV_CARD_IRQ	0x08
120 #define PD67_EC1_INV_MGMT_IRQ	0x10
121 #define PD67_EC1_PULLUP_CTL	0x20
122 
123 /* Fields in PD67_MISC_CTL_3 */
124 #define PD67_MC3_IRQ_MASK	0x03
125 #define PD67_MC3_IRQ_PCPCI	0x00
126 #define PD67_MC3_IRQ_EXTERN	0x01
127 #define PD67_MC3_IRQ_PCIWAY	0x02
128 #define PD67_MC3_IRQ_PCI	0x03
129 #define PD67_MC3_PWR_MASK	0x0c
130 #define PD67_MC3_PWR_SERIAL	0x00
131 #define PD67_MC3_PWR_TI2202	0x08
132 #define PD67_MC3_PWR_SMB	0x0c
133 
134 /* Register definitions for Cirrus PD6832 PCI-to-CardBus bridge */
135 
136 /* PD6832 extension registers -- indexed in PD67_EXT_INDEX */
137 #define PD68_EXT_CTL_2			0x0b
138 #define PD68_PCI_SPACE			0x22
139 #define PD68_PCCARD_SPACE		0x23
140 #define PD68_WINDOW_TYPE		0x24
141 #define PD68_EXT_CSC			0x2e
142 #define PD68_MISC_CTL_4			0x2f
143 #define PD68_MISC_CTL_5			0x30
144 #define PD68_MISC_CTL_6			0x31
145 
146 /* Extra flags in PD67_MISC_CTL_3 */
147 #define PD68_MC3_HW_SUSP		0x10
148 #define PD68_MC3_MM_EXPAND		0x40
149 #define PD68_MC3_MM_ARM			0x80
150 
151 /* Bridge Control Register */
152 #define  PD6832_BCR_MGMT_IRQ_ENA	0x0800
153 
154 /* Socket Number Register */
155 #define PD6832_SOCKET_NUMBER		0x004c	/* 8 bit */
156 
157 #endif /* _LINUX_CIRRUS_H */
158