projects / deliverable / linux.git / blame
| Commit | Line | Data |
|---|---|---|
| bd358132 IS |
1 | /* |
| 2 | * Common Definitions for Janz MODULbus devices | |
| 3 | * | |
| 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. | |
| 10 | */ | |
| 11 | ||
| 12 | #ifndef JANZ_H | |
| 13 | #define JANZ_H | |
| 14 | ||
| 15 | struct janz_platform_data { | |
| 16 | /* MODULbus Module Number */ | |
| 17 | unsigned int modno; | |
| 18 | }; | |
| 19 | ||
| 20 | /* PLX bridge chip onboard registers */ | |
| 21 | struct janz_cmodio_onboard_regs { | |
| 22 | u8 unused1; | |
| 23 | ||
| 24 | /* | |
| 25 | * Read access: interrupt status | |
| 26 | * Write access: interrupt disable | |
| 27 | */ | |
| 28 | u8 int_disable; | |
| 29 | u8 unused2; | |
| 30 | ||
| 31 | /* | |
| 32 | * Read access: MODULbus number (hex switch) | |
| 33 | * Write access: interrupt enable | |
| 34 | */ | |
| 35 | u8 int_enable; | |
| 36 | u8 unused3; | |
| 37 | ||
| 38 | /* write-only */ | |
| 39 | u8 reset_assert; | |
| 40 | u8 unused4; | |
| 41 | ||
| 42 | /* write-only */ | |
| 43 | u8 reset_deassert; | |
| 44 | u8 unused5; | |
| 45 | ||
| 46 | /* read-write access to serial EEPROM */ | |
| 47 | u8 eep; | |
| 48 | u8 unused6; | |
| 49 | ||
| 50 | /* write-only access to EEPROM chip select */ | |
| 51 | u8 enid; | |
| 52 | }; | |
| 53 | ||
| 54 | #endif /* JANZ_H */ |