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09c434b8a0
Add SPDX license identifiers to all files which:
- Have no license information of any form
- Have MODULE_LICENCE("GPL*") inside which was used in the initial
scan/conversion to ignore the file
These files fall under the project license, GPL v2 only. The resulting SPDX
license identifier is:
GPL-2.0-only
Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
66 lines
1.5 KiB
C
66 lines
1.5 KiB
C
// SPDX-License-Identifier: GPL-2.0-only
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/*
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* LEDs driver for the "User LED" on Routerboard532
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*
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* Copyright (C) 2009 Phil Sutter <n0-1@freewrt.org>
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*
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* Based on leds-cobalt-qube.c by Florian Fainelly and
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* rb-diag.c (my own standalone driver for both LED and
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* button of Routerboard532).
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*/
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#include <linux/leds.h>
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#include <linux/module.h>
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#include <linux/platform_device.h>
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#include <asm/mach-rc32434/gpio.h>
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#include <asm/mach-rc32434/rb.h>
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static void rb532_led_set(struct led_classdev *cdev,
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enum led_brightness brightness)
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{
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if (brightness)
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set_latch_u5(LO_ULED, 0);
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else
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set_latch_u5(0, LO_ULED);
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}
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static enum led_brightness rb532_led_get(struct led_classdev *cdev)
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{
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return (get_latch_u5() & LO_ULED) ? LED_FULL : LED_OFF;
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}
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static struct led_classdev rb532_uled = {
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.name = "uled",
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.brightness_set = rb532_led_set,
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.brightness_get = rb532_led_get,
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.default_trigger = "nand-disk",
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};
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static int rb532_led_probe(struct platform_device *pdev)
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{
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return led_classdev_register(&pdev->dev, &rb532_uled);
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}
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static int rb532_led_remove(struct platform_device *pdev)
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{
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led_classdev_unregister(&rb532_uled);
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return 0;
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}
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static struct platform_driver rb532_led_driver = {
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.probe = rb532_led_probe,
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.remove = rb532_led_remove,
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.driver = {
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.name = "rb532-led",
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},
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};
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module_platform_driver(rb532_led_driver);
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MODULE_LICENSE("GPL");
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MODULE_DESCRIPTION("User LED support for Routerboard532");
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MODULE_AUTHOR("Phil Sutter <n0-1@freewrt.org>");
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MODULE_ALIAS("platform:rb532-led");
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