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path: root/target/linux/ar71xx/files/drivers/leds/leds-rb750.c
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Diffstat (limited to 'target/linux/ar71xx/files/drivers/leds/leds-rb750.c')
-rw-r--r--target/linux/ar71xx/files/drivers/leds/leds-rb750.c144
1 files changed, 0 insertions, 144 deletions
diff --git a/target/linux/ar71xx/files/drivers/leds/leds-rb750.c b/target/linux/ar71xx/files/drivers/leds/leds-rb750.c
deleted file mode 100644
index 79e98b4..0000000
--- a/target/linux/ar71xx/files/drivers/leds/leds-rb750.c
+++ /dev/null
@@ -1,144 +0,0 @@
-/*
- * LED driver for the RouterBOARD 750
- *
- * Copyright (C) 2010 Gabor Juhos <juhosg@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/kernel.h>
-#include <linux/module.h>
-#include <linux/init.h>
-#include <linux/platform_device.h>
-#include <linux/leds.h>
-#include <linux/slab.h>
-
-#include <asm/mach-ath79/mach-rb750.h>
-
-#define DRV_NAME "leds-rb750"
-
-struct rb750_led_dev {
- struct led_classdev cdev;
- u32 mask;
- int active_low;
- void (*latch_change)(u32 clear, u32 set);
-};
-
-struct rb750_led_drvdata {
- struct rb750_led_dev *led_devs;
- int num_leds;
-};
-
-static inline struct rb750_led_dev *to_rbled(struct led_classdev *led_cdev)
-{
- return (struct rb750_led_dev *)container_of(led_cdev,
- struct rb750_led_dev, cdev);
-}
-
-static void rb750_led_brightness_set(struct led_classdev *led_cdev,
- enum led_brightness value)
-{
- struct rb750_led_dev *rbled = to_rbled(led_cdev);
- int level;
-
- level = (value == LED_OFF) ? 0 : 1;
- level ^= rbled->active_low;
-
- if (level)
- rbled->latch_change(0, rbled->mask);
- else
- rbled->latch_change(rbled->mask, 0);
-}
-
-static int rb750_led_probe(struct platform_device *pdev)
-{
- struct rb750_led_platform_data *pdata;
- struct rb750_led_drvdata *drvdata;
- int ret = 0;
- int i;
-
- pdata = pdev->dev.platform_data;
- if (!pdata)
- return -EINVAL;
-
- drvdata = kzalloc(sizeof(struct rb750_led_drvdata) +
- sizeof(struct rb750_led_dev) * pdata->num_leds,
- GFP_KERNEL);
- if (!drvdata)
- return -ENOMEM;
-
- drvdata->num_leds = pdata->num_leds;
- drvdata->led_devs = (struct rb750_led_dev *) &drvdata[1];
-
- for (i = 0; i < drvdata->num_leds; i++) {
- struct rb750_led_dev *rbled = &drvdata->led_devs[i];
- struct rb750_led_data *led_data = &pdata->leds[i];
-
- rbled->cdev.name = led_data->name;
- rbled->cdev.default_trigger = led_data->default_trigger;
- rbled->cdev.brightness_set = rb750_led_brightness_set;
- rbled->cdev.brightness = LED_OFF;
-
- rbled->mask = led_data->mask;
- rbled->active_low = !!led_data->active_low;
- rbled->latch_change = pdata->latch_change;
-
- ret = led_classdev_register(&pdev->dev, &rbled->cdev);
- if (ret)
- goto err;
- }
-
- platform_set_drvdata(pdev, drvdata);
- return 0;
-
-err:
- for (i = i - 1; i >= 0; i--)
- led_classdev_unregister(&drvdata->led_devs[i].cdev);
-
- kfree(drvdata);
- return ret;
-}
-
-static int rb750_led_remove(struct platform_device *pdev)
-{
- struct rb750_led_drvdata *drvdata;
- int i;
-
- drvdata = platform_get_drvdata(pdev);
- for (i = 0; i < drvdata->num_leds; i++)
- led_classdev_unregister(&drvdata->led_devs[i].cdev);
-
- kfree(drvdata);
- return 0;
-}
-
-static struct platform_driver rb750_led_driver = {
- .probe = rb750_led_probe,
- .remove = rb750_led_remove,
- .driver = {
- .name = DRV_NAME,
- .owner = THIS_MODULE,
- },
-};
-
-MODULE_ALIAS("platform:leds-rb750");
-
-static int __init rb750_led_init(void)
-{
- return platform_driver_register(&rb750_led_driver);
-}
-
-static void __exit rb750_led_exit(void)
-{
- platform_driver_unregister(&rb750_led_driver);
-}
-
-module_init(rb750_led_init);
-module_exit(rb750_led_exit);
-
-MODULE_DESCRIPTION(DRV_NAME);
-MODULE_DESCRIPTION("LED driver for the RouterBOARD 750");
-MODULE_AUTHOR("Gabor Juhos <juhosg@openwrt.org>");
-MODULE_LICENSE("GPL v2");