xref: /openbmc/linux/drivers/w1/slaves/w1_smem.c (revision 95e9fd10)
1 /*
2  *	w1_smem.c
3  *
4  * Copyright (c) 2004 Evgeniy Polyakov <zbr@ioremap.net>
5  *
6  *
7  * This program is free software; you can redistribute it and/or modify
8  * it under the smems of the GNU General Public License as published by
9  * the Free Software Foundation; either version 2 of the License, or
10  * (at your option) any later version.
11  *
12  * This program is distributed in the hope that it will be useful,
13  * but WITHOUT ANY WARRANTY; without even the implied warranty of
14  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
15  * GNU General Public License for more details.
16  *
17  * You should have received a copy of the GNU General Public License
18  * along with this program; if not, write to the Free Software
19  * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
20  */
21 
22 #include <asm/types.h>
23 
24 #include <linux/kernel.h>
25 #include <linux/module.h>
26 #include <linux/moduleparam.h>
27 #include <linux/device.h>
28 #include <linux/types.h>
29 
30 #include "../w1.h"
31 #include "../w1_int.h"
32 #include "../w1_family.h"
33 
34 MODULE_LICENSE("GPL");
35 MODULE_AUTHOR("Evgeniy Polyakov <zbr@ioremap.net>");
36 MODULE_DESCRIPTION("Driver for 1-wire Dallas network protocol, 64bit memory family.");
37 
38 static struct w1_family w1_smem_family_01 = {
39 	.fid = W1_FAMILY_SMEM_01,
40 };
41 
42 static struct w1_family w1_smem_family_81 = {
43 	.fid = W1_FAMILY_SMEM_81,
44 };
45 
46 static int __init w1_smem_init(void)
47 {
48 	int err;
49 
50 	err = w1_register_family(&w1_smem_family_01);
51 	if (err)
52 		return err;
53 
54 	err = w1_register_family(&w1_smem_family_81);
55 	if (err) {
56 		w1_unregister_family(&w1_smem_family_01);
57 		return err;
58 	}
59 
60 	return 0;
61 }
62 
63 static void __exit w1_smem_fini(void)
64 {
65 	w1_unregister_family(&w1_smem_family_01);
66 	w1_unregister_family(&w1_smem_family_81);
67 }
68 
69 module_init(w1_smem_init);
70 module_exit(w1_smem_fini);
71