| Matthias Fuchs | 067f54c | 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 | * |
| Wolfgang Denk | 1a45966 | 2013-07-08 09:37:19 +0200 | [diff] [blame] | 6 | * SPDX-License-Identifier: GPL-2.0+ |
| Matthias Fuchs | 067f54c | 2009-10-26 09:55:40 +0100 | [diff] [blame] | 7 | */ |
| 8 | |
| 9 | #ifndef _SJA1000_H_ |
| 10 | #define _SJA1000_H_ |
| 11 | |
| 12 | /* |
| 13 | * SJA1000 register layout in basic can mode |
| 14 | */ |
| 15 | struct sja1000_basic_s { |
| 16 | u8 cr; |
| 17 | u8 cmr; |
| 18 | u8 sr; |
| 19 | u8 ir; |
| 20 | u8 ac; |
| 21 | u8 am; |
| 22 | u8 btr0; |
| 23 | u8 btr1; |
| 24 | u8 oc; |
| 25 | u8 txb[10]; |
| 26 | u8 rxb[10]; |
| 27 | u8 unused; |
| 28 | u8 cdr; |
| 29 | }; |
| 30 | |
| 31 | /* control register */ |
| 32 | #define CR_RR 0x01 |
| 33 | |
| 34 | /* output control register */ |
| 35 | #define OC_MODE0 0x01 |
| 36 | #define OC_MODE1 0x02 |
| 37 | #define OC_POL0 0x04 |
| 38 | #define OC_TN0 0x08 |
| 39 | #define OC_TP0 0x10 |
| 40 | #define OC_POL1 0x20 |
| 41 | #define OC_TN1 0x40 |
| 42 | #define OC_TP1 0x80 |
| 43 | |
| 44 | #endif |