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/*
* Atheros AR71XX/AR724X/AR913X common GPIO LEDs support
*
* Copyright (C) 2008-2010 Gabor Juhos <juhosg@openwrt.org>
* Copyright (C) 2008 Imre Kaloz <kaloz@openwrt.org>
*
* This program is free software; you can redistribute it and/or modify it
* under the terms of the GNU General Public License version 2 as published
* by the Free Software Foundation.
*/
#include <linux/init.h>
#include <linux/slab.h>
#include <linux/platform_device.h>
#include "dev-leds-gpio.h"
void __init ath79_register_leds_gpio(int id,
unsigned num_leds,
struct gpio_led *leds)
{
struct platform_device *pdev;
struct gpio_led_platform_data pdata;
struct gpio_led *p;
int err;
p = kmalloc(num_leds * sizeof(*p), GFP_KERNEL);
if (!p)
return;
memcpy(p, leds, num_leds * sizeof(*p));
pdev = platform_device_alloc("leds-gpio", id);
if (!pdev)
goto err_free_leds;
memset(&pdata, 0, sizeof(pdata));
pdata.num_leds = num_leds;
pdata.leds = p;
err = platform_device_add_data(pdev, &pdata, sizeof(pdata));
if (err)
goto err_put_pdev;
err = platform_device_add(pdev);
if (err)
goto err_put_pdev;
return;
err_put_pdev:
platform_device_put(pdev);
err_free_leds:
kfree(p);
}
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