xref: /openbmc/linux/drivers/w1/slaves/w1_smem.c (revision 293d5b43)
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 MODULE_ALIAS("w1-family-" __stringify(W1_FAMILY_SMEM_01));
38 MODULE_ALIAS("w1-family-" __stringify(W1_FAMILY_SMEM_81));
39 
40 static struct w1_family w1_smem_family_01 = {
41 	.fid = W1_FAMILY_SMEM_01,
42 };
43 
44 static struct w1_family w1_smem_family_81 = {
45 	.fid = W1_FAMILY_SMEM_81,
46 };
47 
48 static int __init w1_smem_init(void)
49 {
50 	int err;
51 
52 	err = w1_register_family(&w1_smem_family_01);
53 	if (err)
54 		return err;
55 
56 	err = w1_register_family(&w1_smem_family_81);
57 	if (err) {
58 		w1_unregister_family(&w1_smem_family_01);
59 		return err;
60 	}
61 
62 	return 0;
63 }
64 
65 static void __exit w1_smem_fini(void)
66 {
67 	w1_unregister_family(&w1_smem_family_01);
68 	w1_unregister_family(&w1_smem_family_81);
69 }
70 
71 module_init(w1_smem_init);
72 module_exit(w1_smem_fini);
73