xref: /openbmc/linux/arch/mips/cobalt/led.c (revision fb574682)
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 
14 static struct resource cobalt_led_resource __initdata = {
15 	.start	= 0x1c000000,
16 	.end	= 0x1c000000,
17 	.flags	= IORESOURCE_MEM,
18 };
19 
20 static __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 
44 err_free_device:
45 	platform_device_put(pdev);
46 
47 	return retval;
48 }
49 device_initcall(cobalt_led_add);
50