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Matthias Fuchs067f54c2009-10-26 09:55:40 +01001/*
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 */
31struct 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