+++ /dev/null
-/*
- * linux/drivers/leds/leds-ar7.c
- *
- * Copyright (C) 2007 OpenWrt.org
- *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License as published by
- * the Free Software Foundation; either version 2 of the License, or
- * (at your option) any later version.
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
- * GNU General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with this program; if not, write to the Free Software
- * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
- */
-
-
-#include <linux/kernel.h>
-#include <linux/init.h>
-#include <linux/platform_device.h>
-#include <linux/leds.h>
-#include <linux/err.h>
-#include <linux/io.h>
-#include <gpio.h>
-
-#define DRVNAME "ar7-leds"
-#define LONGNAME "TI AR7 LEDs driver"
-#define AR7_GPIO_BIT_STATUS_LED 8
-
-MODULE_AUTHOR("Nicolas Thill <nico@openwrt.org>");
-MODULE_DESCRIPTION(LONGNAME);
-MODULE_LICENSE("GPL");
-
-static void ar7_status_led_set(struct led_classdev *pled,
- enum led_brightness value)
-{
- gpio_set_value(AR7_GPIO_BIT_STATUS_LED, value ? 0 : 1);
-}
-
-static struct led_classdev ar7_status_led = {
- .name = "ar7:status",
- .brightness_set = ar7_status_led_set,
-};
-
-#ifdef CONFIG_PM
-static int ar7_leds_suspend(struct platform_device *dev,
- pm_message_t state)
-{
- led_classdev_suspend(&ar7_status_led);
- return 0;
-}
-
-static int ar7_leds_resume(struct platform_device *dev)
-{
- led_classdev_resume(&ar7_status_led);
- return 0;
-}
-#else /* CONFIG_PM */
-#define ar7_leds_suspend NULL
-#define ar7_leds_resume NULL
-#endif /* CONFIG_PM */
-
-static int ar7_leds_probe(struct platform_device *pdev)
-{
- int rc;
-
- rc = led_classdev_register(&pdev->dev, &ar7_status_led);
- if (rc < 0)
- goto out;
-
- ar7_gpio_enable(AR7_GPIO_BIT_STATUS_LED);
- gpio_direction_output(AR7_GPIO_BIT_STATUS_LED, 0);
-
-out:
- return rc;
-}
-
-static int ar7_leds_remove(struct platform_device *pdev)
-{
- led_classdev_unregister(&ar7_status_led);
-
- return 0;
-}
-
-static struct platform_device *ar7_leds_device;
-
-static struct platform_driver ar7_leds_driver = {
- .probe = ar7_leds_probe,
- .remove = ar7_leds_remove,
- .suspend = ar7_leds_suspend,
- .resume = ar7_leds_resume,
- .driver = {
- .name = DRVNAME,
- },
-};
-
-static int __init ar7_leds_init(void)
-{
- int rc;
-
- ar7_leds_device = platform_device_alloc(DRVNAME, -1);
- if (!ar7_leds_device)
- return -ENOMEM;
-
- rc = platform_device_add(ar7_leds_device);
- if (rc < 0)
- goto out_put;
-
- rc = platform_driver_register(&ar7_leds_driver);
- if (rc < 0)
- goto out_put;
-
- goto out;
-
-out_put:
- platform_device_put(ar7_leds_device);
-out:
- return rc;
-}
-
-static void __exit ar7_leds_exit(void)
-{
- platform_driver_unregister(&ar7_leds_driver);
- platform_device_unregister(ar7_leds_device);
-}
-
-module_init(ar7_leds_init);
-module_exit(ar7_leds_exit);