| Matthias Fuchs | 46f0d3e | 2009-10-26 09:55:40 +0100 | [diff] [blame] | 1 | /* |
| 2 | * Copyright 2009, Matthias Fuchs <matthias.fuchs@esd.eu> |
| 3 | * |
| 4 | * SJA1000 register layout for basic CAN mode |
| 5 | * |
| 6 | * See file CREDITS for list of people who contributed to this |
| 7 | * project. |
| 8 | * |
| 9 | * This program is free software; you can redistribute it and/or |
| 10 | * modify it under the terms of the GNU General Public License as |
| 11 | * published by the Free Software Foundation; either version 2 of |
| 12 | * the License, or (at your option) any later version. |
| 13 | * |
| 14 | * This program is distributed in the hope that it will be useful, |
| 15 | * but WITHOUT ANY WARRANTY; without even the implied warranty of |
| 16 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
| 17 | * GNU General Public License for more details. |
| 18 | * |
| 19 | * You should have received a copy of the GNU General Public License |
| 20 | * along with this program; if not, write to the Free Software |
| 21 | * Foundation, Inc., 59 Temple Place, Suite 330, Boston, |
| 22 | * MA 02111-1307 USA |
| 23 | */ |
| 24 | |
| 25 | #ifndef _SJA1000_H_ |
| 26 | #define _SJA1000_H_ |
| 27 | |
| 28 | /* |
| 29 | * SJA1000 register layout in basic can mode |
| 30 | */ |
| 31 | struct sja1000_basic_s { |
| 32 | u8 cr; |
| 33 | u8 cmr; |
| 34 | u8 sr; |
| 35 | u8 ir; |
| 36 | u8 ac; |
| 37 | u8 am; |
| 38 | u8 btr0; |
| 39 | u8 btr1; |
| 40 | u8 oc; |
| 41 | u8 txb[10]; |
| 42 | u8 rxb[10]; |
| 43 | u8 unused; |
| 44 | u8 cdr; |
| 45 | }; |
| 46 | |
| 47 | /* control register */ |
| 48 | #define CR_RR 0x01 |
| 49 | |
| 50 | /* output control register */ |
| 51 | #define OC_MODE0 0x01 |
| 52 | #define OC_MODE1 0x02 |
| 53 | #define OC_POL0 0x04 |
| 54 | #define OC_TN0 0x08 |
| 55 | #define OC_TP0 0x10 |
| 56 | #define OC_POL1 0x20 |
| 57 | #define OC_TN1 0x40 |
| 58 | #define OC_TP1 0x80 |
| 59 | |
| 60 | #endif |