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d0a0515f DT |
1 | /* |
2 | * Cobalt buttons platform device. | |
3 | * | |
ada8e951 | 4 | * Copyright (C) 2007 Yoichi Yuasa <yuasa@linux-mips.org> |
d0a0515f DT |
5 | * |
6 | * This program is free software; you can redistribute it and/or modify | |
7 | * it under the terms of the GNU General Public License as published by | |
8 | * the Free Software Foundation; either version 2 of the License, or | |
9 | * (at your option) any later version. | |
10 | * | |
11 | * This program is distributed in the hope that it will be useful, | |
12 | * but WITHOUT ANY WARRANTY; without even the implied warranty of | |
13 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
14 | * GNU General Public License for more details. | |
15 | * | |
16 | * You should have received a copy of the GNU General Public License | |
17 | * along with this program; if not, write to the Free Software | |
18 | * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA | |
19 | */ | |
20 | ||
21 | #include <linux/platform_device.h> | |
22 | #include <linux/errno.h> | |
23 | #include <linux/init.h> | |
24 | ||
25 | static struct resource cobalt_buttons_resource __initdata = { | |
26 | .start = 0x1d000000, | |
27 | .end = 0x1d000003, | |
28 | .flags = IORESOURCE_MEM, | |
29 | }; | |
30 | ||
31 | static __init int cobalt_add_buttons(void) | |
32 | { | |
33 | struct platform_device *pd; | |
34 | int error; | |
35 | ||
36 | pd = platform_device_alloc("Cobalt buttons", -1); | |
37 | if (!pd) | |
38 | return -ENOMEM; | |
39 | ||
40 | error = platform_device_add_resources(pd, &cobalt_buttons_resource, 1); | |
41 | if (error) | |
42 | goto err_free_device; | |
43 | ||
44 | error = platform_device_add(pd); | |
45 | if (error) | |
46 | goto err_free_device; | |
47 | ||
48 | return 0; | |
49 | ||
50 | err_free_device: | |
51 | platform_device_put(pd); | |
52 | return error; | |
53 | } | |
54 | device_initcall(cobalt_add_buttons); |