xref: /openbmc/linux/drivers/pcmcia/i82365.h (revision d9fd5a71)
1 /*
2  * i82365.h 1.15 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_I82365_H
31 #define _LINUX_I82365_H
32 
33 /* register definitions for the Intel 82365SL PCMCIA controller */
34 
35 /* Offsets for PCIC registers */
36 #define I365_IDENT	0x00	/* Identification and revision */
37 #define I365_STATUS	0x01	/* Interface status */
38 #define I365_POWER	0x02	/* Power and RESETDRV control */
39 #define I365_INTCTL	0x03	/* Interrupt and general control */
40 #define I365_CSC	0x04	/* Card status change */
41 #define I365_CSCINT	0x05	/* Card status change interrupt control */
42 #define I365_ADDRWIN	0x06	/* Address window enable */
43 #define I365_IOCTL	0x07	/* I/O control */
44 #define I365_GENCTL	0x16	/* Card detect and general control */
45 #define I365_GBLCTL	0x1E	/* Global control register */
46 
47 /* Offsets for I/O and memory window registers */
48 #define I365_IO(map)	(0x08+((map)<<2))
49 #define I365_MEM(map)	(0x10+((map)<<3))
50 #define I365_W_START	0
51 #define I365_W_STOP	2
52 #define I365_W_OFF	4
53 
54 /* Flags for I365_STATUS */
55 #define I365_CS_BVD1	0x01
56 #define I365_CS_STSCHG	0x01
57 #define I365_CS_BVD2	0x02
58 #define I365_CS_SPKR	0x02
59 #define I365_CS_DETECT	0x0C
60 #define I365_CS_WRPROT	0x10
61 #define I365_CS_READY	0x20	/* Inverted */
62 #define I365_CS_POWERON	0x40
63 #define I365_CS_GPI	0x80
64 
65 /* Flags for I365_POWER */
66 #define I365_PWR_OFF	0x00	/* Turn off the socket */
67 #define I365_PWR_OUT	0x80	/* Output enable */
68 #define I365_PWR_NORESET 0x40	/* Disable RESETDRV on resume */
69 #define I365_PWR_AUTO	0x20	/* Auto pwr switch enable */
70 #define I365_VCC_MASK	0x18	/* Mask for turning off Vcc */
71 /* There are different layouts for B-step and DF-step chips: the B
72    step has independent Vpp1/Vpp2 control, and the DF step has only
73    Vpp1 control, plus 3V control */
74 #define I365_VCC_5V	0x10	/* Vcc = 5.0v */
75 #define I365_VCC_3V	0x18	/* Vcc = 3.3v */
76 #define I365_VPP2_MASK	0x0c	/* Mask for turning off Vpp2 */
77 #define I365_VPP2_5V	0x04	/* Vpp2 = 5.0v */
78 #define I365_VPP2_12V	0x08	/* Vpp2 = 12.0v */
79 #define I365_VPP1_MASK	0x03	/* Mask for turning off Vpp1 */
80 #define I365_VPP1_5V	0x01	/* Vpp1 = 5.0v */
81 #define I365_VPP1_12V	0x02	/* Vpp1 = 12.0v */
82 
83 /* Flags for I365_INTCTL */
84 #define I365_RING_ENA	0x80
85 #define I365_PC_RESET	0x40
86 #define I365_PC_IOCARD	0x20
87 #define I365_INTR_ENA	0x10
88 #define I365_IRQ_MASK	0x0F
89 
90 /* Flags for I365_CSC and I365_CSCINT*/
91 #define I365_CSC_BVD1	0x01
92 #define I365_CSC_STSCHG	0x01
93 #define I365_CSC_BVD2	0x02
94 #define I365_CSC_READY	0x04
95 #define I365_CSC_DETECT	0x08
96 #define I365_CSC_ANY	0x0F
97 #define I365_CSC_GPI	0x10
98 #define I365_CSC_IRQ_MASK	0xF0
99 
100 /* Flags for I365_ADDRWIN */
101 #define I365_ENA_IO(map)	(0x40 << (map))
102 #define I365_ENA_MEM(map)	(0x01 << (map))
103 
104 /* Flags for I365_IOCTL */
105 #define I365_IOCTL_MASK(map)	(0x0F << (map<<2))
106 #define I365_IOCTL_WAIT(map)	(0x08 << (map<<2))
107 #define I365_IOCTL_0WS(map)	(0x04 << (map<<2))
108 #define I365_IOCTL_IOCS16(map)	(0x02 << (map<<2))
109 #define I365_IOCTL_16BIT(map)	(0x01 << (map<<2))
110 
111 /* Flags for I365_GENCTL */
112 #define I365_CTL_16DELAY	0x01
113 #define I365_CTL_RESET		0x02
114 #define I365_CTL_GPI_ENA	0x04
115 #define I365_CTL_GPI_CTL	0x08
116 #define I365_CTL_RESUME		0x10
117 #define I365_CTL_SW_IRQ		0x20
118 
119 /* Flags for I365_GBLCTL */
120 #define I365_GBL_PWRDOWN	0x01
121 #define I365_GBL_CSC_LEV	0x02
122 #define I365_GBL_WRBACK		0x04
123 #define I365_GBL_IRQ_0_LEV	0x08
124 #define I365_GBL_IRQ_1_LEV	0x10
125 
126 /* Flags for memory window registers */
127 #define I365_MEM_16BIT	0x8000	/* In memory start high byte */
128 #define I365_MEM_0WS	0x4000
129 #define I365_MEM_WS1	0x8000	/* In memory stop high byte */
130 #define I365_MEM_WS0	0x4000
131 #define I365_MEM_WRPROT	0x8000	/* In offset high byte */
132 #define I365_MEM_REG	0x4000
133 
134 #define I365_REG(slot, reg)	(((slot) << 6) + reg)
135 
136 #endif /* _LINUX_I82365_H */
137