xref: /openbmc/linux/arch/mips/cobalt/led.c (revision 9cfc5c90)
1 /*
2  *  Registration of Cobalt LED platform device.
3  *
4  *  Copyright (C) 2007	Yoichi Yuasa <yuasa@linux-mips.org>
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>
23 #include <linux/platform_device.h>
24 
25 #include <cobalt.h>
26 
27 static struct resource cobalt_led_resource __initdata = {
28 	.start	= 0x1c000000,
29 	.end	= 0x1c000000,
30 	.flags	= IORESOURCE_MEM,
31 };
32 
33 static __init int cobalt_led_add(void)
34 {
35 	struct platform_device *pdev;
36 	int retval;
37 
38 	if (cobalt_board_id == COBALT_BRD_ID_QUBE1 ||
39 	    cobalt_board_id == COBALT_BRD_ID_QUBE2)
40 		pdev = platform_device_alloc("cobalt-qube-leds", -1);
41 	else
42 		pdev = platform_device_alloc("cobalt-raq-leds", -1);
43 
44 	if (!pdev)
45 		return -ENOMEM;
46 
47 	retval = platform_device_add_resources(pdev, &cobalt_led_resource, 1);
48 	if (retval)
49 		goto err_free_device;
50 
51 	retval = platform_device_add(pdev);
52 	if (retval)
53 		goto err_free_device;
54 
55 	return 0;
56 
57 err_free_device:
58 	platform_device_put(pdev);
59 
60 	return retval;
61 }
62 device_initcall(cobalt_led_add);
63