blob: a6bc75ada9df94b58c7ea51cffbafbdedb224a61 [file] [log] [blame]
Yoichi Yuasab0cc1142007-05-11 21:33:30 +09001/*
2 * Registration of Cobalt RTC platform device.
3 *
Yoichi Yuasaada8e952009-07-03 00:39:38 +09004 * Copyright (C) 2007 Yoichi Yuasa <yuasa@linux-mips.org>
Yoichi Yuasab0cc1142007-05-11 21:33:30 +09005 *
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>
Yoichi Yuasad5ab1a62007-09-13 23:51:26 +090023#include <linux/mc146818rtc.h>
Yoichi Yuasab0cc1142007-05-11 21:33:30 +090024#include <linux/platform_device.h>
25
26static struct resource cobalt_rtc_resource[] __initdata = {
27 {
28 .start = 0x70,
29 .end = 0x77,
30 .flags = IORESOURCE_IO,
31 },
32 {
Yoichi Yuasad5ab1a62007-09-13 23:51:26 +090033 .start = RTC_IRQ,
34 .end = RTC_IRQ,
Yoichi Yuasab0cc1142007-05-11 21:33:30 +090035 .flags = IORESOURCE_IRQ,
36 },
37};
38
39static __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,
Ralf Baechle70342282013-01-22 12:59:30 +010049 ARRAY_SIZE(cobalt_rtc_resource));
Yoichi Yuasab0cc1142007-05-11 21:33:30 +090050 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
59err_free_device:
60 platform_device_put(pdev);
61
62 return retval;
63}
64device_initcall(cobalt_rtc_add);