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/*
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* linux/drivers/leds/leds-rb500.c |
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* |
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* Copyright (C) 2006 |
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* Twente Institute for Wireless and Mobile Communications BV |
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* |
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* This program is free software; you can redistribute it and/or modify |
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* it under the terms of the GNU General Public License as published by |
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* the Free Software Foundation; either version 2 of the License, or |
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* (at your option) any later version. |
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* |
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* This program is distributed in the hope that it will be useful, |
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* but WITHOUT ANY WARRANTY; without even the implied warranty of |
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
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* GNU General Public License for more details (see file GPLv2). |
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* |
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* Author: Tjalling Hattink <tjalling.hattink@ti-wmc.nl> |
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*/ |
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#include <linux/kernel.h> |
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#include <linux/init.h> |
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#include <linux/platform_device.h> |
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#include <linux/leds.h> |
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#include <asm/rc32434/rb.h> |
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static void rb500led_amber_set(struct led_classdev *led_cdev, enum led_brightness value) |
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{ |
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if (value) |
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changeLatchU5(LO_ULED, 0); |
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else |
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changeLatchU5(0, LO_ULED); |
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} |
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static struct led_classdev rb500_amber_led = { |
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.name = "rb500led:amber", |
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.default_trigger = "ide-disk", |
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.brightness_set = rb500led_amber_set, |
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}; |
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static int rb500led_probe(struct platform_device *pdev) |
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{ |
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int ret; |
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changeLatchU5(0, LO_ULED); |
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ret = led_classdev_register(&pdev->dev, &rb500_amber_led); |
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return ret; |
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} |
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static int rb500led_remove(struct platform_device *pdev) |
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{ |
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led_classdev_unregister(&rb500_amber_led); |
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return 0; |
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} |
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static struct platform_driver rb500led_driver = { |
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.probe = rb500led_probe, |
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.remove = rb500led_remove, |
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.driver = { |
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.name = "rb500-led", |
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}, |
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}; |
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static int __init rb500led_init(void) |
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{ |
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return platform_driver_register(&rb500led_driver); |
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} |
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static void __exit rb500led_exit(void) |
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{ |
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platform_driver_unregister(&rb500led_driver); |
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} |
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module_init(rb500led_init); |
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module_exit(rb500led_exit); |
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MODULE_AUTHOR("tjalling.hattink@ti-wmc.nl"); |
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MODULE_DESCRIPTION("Mikrotik RB500 LED driver"); |
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MODULE_LICENSE("GPL"); |
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