led.c
1.69 KB
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
/*
* Registration of Cobalt LED platform device.
*
* Copyright (C) 2007 Yoichi Yuasa <yuasa@linux-mips.org>
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
*/
#include <linux/errno.h>
#include <linux/init.h>
#include <linux/ioport.h>
#include <linux/platform_device.h>
#include <cobalt.h>
static struct resource cobalt_led_resource __initdata = {
.start = 0x1c000000,
.end = 0x1c000000,
.flags = IORESOURCE_MEM,
};
static __init int cobalt_led_add(void)
{
struct platform_device *pdev;
int retval;
if (cobalt_board_id == COBALT_BRD_ID_QUBE1 ||
cobalt_board_id == COBALT_BRD_ID_QUBE2)
pdev = platform_device_alloc("cobalt-qube-leds", -1);
else
pdev = platform_device_alloc("cobalt-raq-leds", -1);
if (!pdev)
return -ENOMEM;
retval = platform_device_add_resources(pdev, &cobalt_led_resource, 1);
if (retval)
goto err_free_device;
retval = platform_device_add(pdev);
if (retval)
goto err_free_device;
return 0;
err_free_device:
platform_device_put(pdev);
return retval;
}
device_initcall(cobalt_led_add);