1/*
2 * linux/include/asm-mips/tx4927/smsc_fdc37m81x.h
3 *
4 * Interface for smsc fdc48m81x Super IO chip
5 *
6 * Author: MontaVista Software, Inc. source@mvista.com
7 *
8 * 2001-2003 (c) MontaVista Software, Inc. This file is licensed under
9 * the terms of the GNU General Public License version 2. This program
10 * is licensed "as is" without any warranty of any kind, whether express
11 * or implied.
12 *
13 * Copyright (C) 2004 MontaVista Software Inc.
14 * Manish Lachwani, mlachwani@mvista.com
15 */
16
17#ifndef _SMSC_FDC37M81X_H_
18#define _SMSC_FDC37M81X_H_
19
20/* Common Registers */
21#define SMSC_FDC37M81X_CONFIG_INDEX  0x00
22#define SMSC_FDC37M81X_CONFIG_DATA   0x01
23#define SMSC_FDC37M81X_CONF          0x02
24#define SMSC_FDC37M81X_INDEX         0x03
25#define SMSC_FDC37M81X_DNUM          0x07
26#define SMSC_FDC37M81X_DID           0x20
27#define SMSC_FDC37M81X_DREV          0x21
28#define SMSC_FDC37M81X_PCNT          0x22
29#define SMSC_FDC37M81X_PMGT          0x23
30#define SMSC_FDC37M81X_OSC           0x24
31#define SMSC_FDC37M81X_CONFPA0       0x26
32#define SMSC_FDC37M81X_CONFPA1       0x27
33#define SMSC_FDC37M81X_TEST4         0x2B
34#define SMSC_FDC37M81X_TEST5         0x2C
35#define SMSC_FDC37M81X_TEST1         0x2D
36#define SMSC_FDC37M81X_TEST2         0x2E
37#define SMSC_FDC37M81X_TEST3         0x2F
38
39/* Logical device numbers */
40#define SMSC_FDC37M81X_FDD           0x00
41#define SMSC_FDC37M81X_PARALLEL      0x03
42#define SMSC_FDC37M81X_SERIAL1       0x04
43#define SMSC_FDC37M81X_SERIAL2       0x05
44#define SMSC_FDC37M81X_KBD           0x07
45#define SMSC_FDC37M81X_AUXIO         0x08
46#define SMSC_FDC37M81X_NONE          0xff
47
48/* Logical device Config Registers */
49#define SMSC_FDC37M81X_ACTIVE        0x30
50#define SMSC_FDC37M81X_BASEADDR0     0x60
51#define SMSC_FDC37M81X_BASEADDR1     0x61
52#define SMSC_FDC37M81X_INT           0x70
53#define SMSC_FDC37M81X_INT2          0x72
54#define SMSC_FDC37M81X_LDCR_F0       0xF0
55
56/* Chip Config Values */
57#define SMSC_FDC37M81X_CONFIG_ENTER  0x55
58#define SMSC_FDC37M81X_CONFIG_EXIT   0xaa
59#define SMSC_FDC37M81X_CHIP_ID       0x4d
60
61unsigned long __init smsc_fdc37m81x_init(unsigned long port);
62
63void smsc_fdc37m81x_config_beg(void);
64
65void smsc_fdc37m81x_config_end(void);
66
67void smsc_fdc37m81x_config_set(u8 reg, u8 val);
68
69#endif
70