xref: /openbmc/linux/include/misc/altera.h (revision bc5aa3a0)
1 /*
2  * altera.h
3  *
4  * altera FPGA driver
5  *
6  * Copyright (C) Altera Corporation 1998-2001
7  * Copyright (C) 2010 NetUP Inc.
8  * Copyright (C) 2010 Igor M. Liplianin <liplianin@netup.ru>
9  *
10  * This program is free software; you can redistribute it and/or modify
11  * it under the terms of the GNU General Public License as published by
12  * the Free Software Foundation; either version 2 of the License, or
13  * (at your option) any later version.
14  *
15  * This program is distributed in the hope that it will be useful,
16  * but WITHOUT ANY WARRANTY; without even the implied warranty of
17  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
18  *
19  * GNU General Public License for more details.
20  *
21  * You should have received a copy of the GNU General Public License
22  * along with this program; if not, write to the Free Software
23  * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
24  */
25 
26 #ifndef _ALTERA_H_
27 #define _ALTERA_H_
28 
29 struct altera_config {
30 	void *dev;
31 	u8 *action;
32 	int (*jtag_io) (void *dev, int tms, int tdi, int tdo);
33 };
34 
35 #if defined(CONFIG_ALTERA_STAPL) || \
36 		(defined(CONFIG_ALTERA_STAPL_MODULE) && defined(MODULE))
37 
38 extern int altera_init(struct altera_config *config, const struct firmware *fw);
39 #else
40 
41 static inline int altera_init(struct altera_config *config,
42 						const struct firmware *fw)
43 {
44 	printk(KERN_WARNING "%s: driver disabled by Kconfig\n", __func__);
45 	return 0;
46 }
47 #endif /* CONFIG_ALTERA_STAPL */
48 
49 #endif /* _ALTERA_H_ */
50