1 /* SPDX-License-Identifier: GPL-2.0-or-later * <<
2 /* 1 /*
3 * Common Definitions for Janz MODULbus device 2 * Common Definitions for Janz MODULbus devices
4 * 3 *
5 * Copyright (c) 2010 Ira W. Snyder <iws@ovro. 4 * Copyright (c) 2010 Ira W. Snyder <iws@ovro.caltech.edu>
>> 5 *
>> 6 * This program is free software; you can redistribute it and/or modify it
>> 7 * under the terms of the GNU General Public License as published by the
>> 8 * Free Software Foundation; either version 2 of the License, or (at your
>> 9 * option) any later version.
6 */ 10 */
7 11
8 #ifndef JANZ_H 12 #ifndef JANZ_H
9 #define JANZ_H 13 #define JANZ_H
10 14
11 struct janz_platform_data { 15 struct janz_platform_data {
12 /* MODULbus Module Number */ 16 /* MODULbus Module Number */
13 unsigned int modno; 17 unsigned int modno;
14 }; 18 };
15 19
16 /* PLX bridge chip onboard registers */ 20 /* PLX bridge chip onboard registers */
17 struct janz_cmodio_onboard_regs { 21 struct janz_cmodio_onboard_regs {
18 u8 unused1; 22 u8 unused1;
19 23
20 /* 24 /*
21 * Read access: interrupt status 25 * Read access: interrupt status
22 * Write access: interrupt disable 26 * Write access: interrupt disable
23 */ 27 */
24 u8 int_disable; 28 u8 int_disable;
25 u8 unused2; 29 u8 unused2;
26 30
27 /* 31 /*
28 * Read access: MODULbus number (hex s 32 * Read access: MODULbus number (hex switch)
29 * Write access: interrupt enable 33 * Write access: interrupt enable
30 */ 34 */
31 u8 int_enable; 35 u8 int_enable;
32 u8 unused3; 36 u8 unused3;
33 37
34 /* write-only */ 38 /* write-only */
35 u8 reset_assert; 39 u8 reset_assert;
36 u8 unused4; 40 u8 unused4;
37 41
38 /* write-only */ 42 /* write-only */
39 u8 reset_deassert; 43 u8 reset_deassert;
40 u8 unused5; 44 u8 unused5;
41 45
42 /* read-write access to serial EEPROM 46 /* read-write access to serial EEPROM */
43 u8 eep; 47 u8 eep;
44 u8 unused6; 48 u8 unused6;
45 49
46 /* write-only access to EEPROM chip se 50 /* write-only access to EEPROM chip select */
47 u8 enid; 51 u8 enid;
48 }; 52 };
49 53
50 #endif /* JANZ_H */ 54 #endif /* JANZ_H */
51 55
Linux® is a registered trademark of Linus Torvalds in the United States and other countries.
TOMOYO® is a registered trademark of NTT DATA CORPORATION.