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f1e9fb687b
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3687b4fb26
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/*
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* Atheros AR71xx GPIO LED device support |
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* |
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* Copyright (C) 2008-2009 Gabor Juhos <juhosg@openwrt.org> |
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* Copyright (C) 2008 Imre Kaloz <kaloz@openwrt.org> |
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* |
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* Parts of this file are based on Atheros' 2.6.15 BSP |
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* |
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* This program is free software; you can redistribute it and/or modify it |
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* under the terms of the GNU General Public License version 2 as published |
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* by the Free Software Foundation. |
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*/ |
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#include <linux/init.h> |
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#include <linux/platform_device.h> |
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#include "dev-leds-gpio.h" |
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void __init ar71xx_add_device_leds_gpio(int id, unsigned num_leds, |
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struct gpio_led *leds) |
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{ |
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struct platform_device *pdev; |
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struct gpio_led_platform_data pdata; |
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struct gpio_led *p; |
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int err; |
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p = kmalloc(num_leds * sizeof(*p), GFP_KERNEL); |
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if (!p) |
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return; |
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memcpy(p, leds, num_leds * sizeof(*p)); |
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pdev = platform_device_alloc("leds-gpio", id); |
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if (!pdev) |
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goto err_free_leds; |
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memset(&pdata, 0, sizeof(pdata)); |
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pdata.num_leds = num_leds; |
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pdata.leds = p; |
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err = platform_device_add_data(pdev, &pdata, sizeof(pdata)); |
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if (err) |
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goto err_put_pdev; |
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err = platform_device_add(pdev); |
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if (err) |
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goto err_put_pdev; |
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return; |
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err_put_pdev: |
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platform_device_put(pdev); |
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err_free_leds: |
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kfree(p); |
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} |
@ -0,0 +1,21 @@ |
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/*
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* Atheros AR71xx GPIO LED device support |
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* |
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* Copyright (C) 2008-2009 Gabor Juhos <juhosg@openwrt.org> |
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* Copyright (C) 2008 Imre Kaloz <kaloz@openwrt.org> |
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* |
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* This program is free software; you can redistribute it and/or modify it |
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* under the terms of the GNU General Public License version 2 as published |
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* by the Free Software Foundation. |
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*/ |
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#ifndef _AR71XX_DEV_LEDS_GPIO_H |
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#define _AR71XX_DEV_LEDS_GPIO_H |
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#include <linux/leds.h> |
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void ar71xx_add_device_leds_gpio(int id, |
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unsigned num_leds, |
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struct gpio_led *leds) __init; |
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#endif /* _AR71XX_DEV_LEDS_GPIO_H */ |
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