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/arch/mips/cobalt/led.c

http://github.com/mirrors/linux
C | 49 lines | 33 code | 10 blank | 6 comment | 6 complexity | 3504badeb3e9cc46b05d08852aa18a29 MD5 | raw file
 1// SPDX-License-Identifier: GPL-2.0-or-later
 2/*
 3 *  Registration of Cobalt LED platform device.
 4 *
 5 *  Copyright (C) 2007	Yoichi Yuasa <yuasa@linux-mips.org>
 6 */
 7#include <linux/errno.h>
 8#include <linux/init.h>
 9#include <linux/ioport.h>
10#include <linux/platform_device.h>
11
12#include <cobalt.h>
13
14static struct resource cobalt_led_resource __initdata = {
15	.start	= 0x1c000000,
16	.end	= 0x1c000000,
17	.flags	= IORESOURCE_MEM,
18};
19
20static __init int cobalt_led_add(void)
21{
22	struct platform_device *pdev;
23	int retval;
24
25	if (cobalt_board_id == COBALT_BRD_ID_QUBE1 ||
26	    cobalt_board_id == COBALT_BRD_ID_QUBE2)
27		pdev = platform_device_alloc("cobalt-qube-leds", -1);
28	else
29		pdev = platform_device_alloc("cobalt-raq-leds", -1);
30
31	if (!pdev)
32		return -ENOMEM;
33
34	retval = platform_device_add_resources(pdev, &cobalt_led_resource, 1);
35	if (retval)
36		goto err_free_device;
37
38	retval = platform_device_add(pdev);
39	if (retval)
40		goto err_free_device;
41
42	return 0;
43
44err_free_device:
45	platform_device_put(pdev);
46
47	return retval;
48}
49device_initcall(cobalt_led_add);