Commit | Line | Data |
---|---|---|
b0cc114c YY |
1 | /* |
2 | * Registration of Cobalt RTC platform device. | |
3 | * | |
ada8e951 | 4 | * Copyright (C) 2007 Yoichi Yuasa <yuasa@linux-mips.org> |
b0cc114c YY |
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 | #include <linux/errno.h> | |
21 | #include <linux/init.h> | |
22 | #include <linux/ioport.h> | |
d5ab1a69 | 23 | #include <linux/mc146818rtc.h> |
b0cc114c YY |
24 | #include <linux/platform_device.h> |
25 | ||
26 | static struct resource cobalt_rtc_resource[] __initdata = { | |
27 | { | |
28 | .start = 0x70, | |
29 | .end = 0x77, | |
30 | .flags = IORESOURCE_IO, | |
31 | }, | |
32 | { | |
d5ab1a69 YY |
33 | .start = RTC_IRQ, |
34 | .end = RTC_IRQ, | |
b0cc114c YY |
35 | .flags = IORESOURCE_IRQ, |
36 | }, | |
37 | }; | |
38 | ||
39 | static __init int cobalt_rtc_add(void) | |
40 | { | |
41 | struct platform_device *pdev; | |
42 | int retval; | |
43 | ||
44 | pdev = platform_device_alloc("rtc_cmos", -1); | |
45 | if (!pdev) | |
46 | return -ENOMEM; | |
47 | ||
48 | retval = platform_device_add_resources(pdev, cobalt_rtc_resource, | |
70342287 | 49 | ARRAY_SIZE(cobalt_rtc_resource)); |
b0cc114c YY |
50 | if (retval) |
51 | goto err_free_device; | |
52 | ||
53 | retval = platform_device_add(pdev); | |
54 | if (retval) | |
55 | goto err_free_device; | |
56 | ||
57 | return 0; | |
58 | ||
59 | err_free_device: | |
60 | platform_device_put(pdev); | |
61 | ||
62 | return retval; | |
63 | } | |
64 | device_initcall(cobalt_rtc_add); |