mirror of
https://github.com/AuxXxilium/linux_dsm_epyc7002.git
synced 2024-12-05 08:56:42 +07:00
bd3581323c
The Janz CMOD-IO PCI MODULbus carrier board is a PCI to MODULbus bridge, which may host many different types of MODULbus daughterboards, including CAN and GPIO controllers. Signed-off-by: Ira W. Snyder <iws@ovro.caltech.edu> Reviewed-by: Wolfgang Grandegger <wg@grandegger.com> Signed-off-by: Samuel Ortiz <sameo@linux.intel.com>
55 lines
1.0 KiB
C
55 lines
1.0 KiB
C
/*
|
|
* Common Definitions for Janz MODULbus devices
|
|
*
|
|
* Copyright (c) 2010 Ira W. Snyder <iws@ovro.caltech.edu>
|
|
*
|
|
* This program is free software; you can redistribute it and/or modify it
|
|
* under the terms of the GNU General Public License as published by the
|
|
* Free Software Foundation; either version 2 of the License, or (at your
|
|
* option) any later version.
|
|
*/
|
|
|
|
#ifndef JANZ_H
|
|
#define JANZ_H
|
|
|
|
struct janz_platform_data {
|
|
/* MODULbus Module Number */
|
|
unsigned int modno;
|
|
};
|
|
|
|
/* PLX bridge chip onboard registers */
|
|
struct janz_cmodio_onboard_regs {
|
|
u8 unused1;
|
|
|
|
/*
|
|
* Read access: interrupt status
|
|
* Write access: interrupt disable
|
|
*/
|
|
u8 int_disable;
|
|
u8 unused2;
|
|
|
|
/*
|
|
* Read access: MODULbus number (hex switch)
|
|
* Write access: interrupt enable
|
|
*/
|
|
u8 int_enable;
|
|
u8 unused3;
|
|
|
|
/* write-only */
|
|
u8 reset_assert;
|
|
u8 unused4;
|
|
|
|
/* write-only */
|
|
u8 reset_deassert;
|
|
u8 unused5;
|
|
|
|
/* read-write access to serial EEPROM */
|
|
u8 eep;
|
|
u8 unused6;
|
|
|
|
/* write-only access to EEPROM chip select */
|
|
u8 enid;
|
|
};
|
|
|
|
#endif /* JANZ_H */
|