1/*
2 *  Atheros AR71XX/AR724X/AR913X common GPIO LEDs support
3 *
4 *  Copyright (C) 2008-2010 Gabor Juhos <juhosg@openwrt.org>
5 *  Copyright (C) 2008 Imre Kaloz <kaloz@openwrt.org>
6 *
7 *  This program is free software; you can redistribute it and/or modify it
8 *  under the terms of the GNU General Public License version 2 as published
9 *  by the Free Software Foundation.
10 */
11
12#include <linux/init.h>
13#include <linux/slab.h>
14#include <linux/platform_device.h>
15
16#include "dev-leds-gpio.h"
17
18void __init ath79_register_leds_gpio(int id,
19				     unsigned num_leds,
20				     struct gpio_led *leds)
21{
22	struct platform_device *pdev;
23	struct gpio_led_platform_data pdata;
24	struct gpio_led *p;
25	int err;
26
27	p = kmemdup(leds, num_leds * sizeof(*p), GFP_KERNEL);
28	if (!p)
29		return;
30
31	pdev = platform_device_alloc("leds-gpio", id);
32	if (!pdev)
33		goto err_free_leds;
34
35	memset(&pdata, 0, sizeof(pdata));
36	pdata.num_leds = num_leds;
37	pdata.leds = p;
38
39	err = platform_device_add_data(pdev, &pdata, sizeof(pdata));
40	if (err)
41		goto err_put_pdev;
42
43	err = platform_device_add(pdev);
44	if (err)
45		goto err_put_pdev;
46
47	return;
48
49err_put_pdev:
50	platform_device_put(pdev);
51
52err_free_leds:
53	kfree(p);
54}
55