diff options
Diffstat (limited to 'target/linux/s3c24xx/files-2.6.30/drivers/leds/leds-gta02.c')
| -rw-r--r-- | target/linux/s3c24xx/files-2.6.30/drivers/leds/leds-gta02.c | 177 |
1 files changed, 0 insertions, 177 deletions
diff --git a/target/linux/s3c24xx/files-2.6.30/drivers/leds/leds-gta02.c b/target/linux/s3c24xx/files-2.6.30/drivers/leds/leds-gta02.c deleted file mode 100644 index 48559b113..000000000 --- a/target/linux/s3c24xx/files-2.6.30/drivers/leds/leds-gta02.c +++ /dev/null @@ -1,177 +0,0 @@ -/* - * LED driver for the Openmoko GTA02 GSM phone - * - * (C) 2006-2008 by Openmoko, Inc. - * Author: Harald Welte <laforge@openmoko.org> - * All rights reserved. - * - * 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/init.h> -#include <linux/platform_device.h> -#include <linux/leds.h> -#include <mach/hardware.h> -#include <asm/mach-types.h> -#include <mach/gta02.h> -#include <plat/regs-timer.h> - -#define MAX_LEDS 3 -#define COUNTER 256 - -struct gta02_led_priv -{ - spinlock_t lock; - struct led_classdev cdev; - unsigned int gpio; -}; - -struct gta02_led_bundle -{ - int num_leds; - struct gta02_led_priv led[MAX_LEDS]; -}; - -static inline struct gta02_led_priv *to_priv(struct led_classdev *led_cdev) -{ - return container_of(led_cdev, struct gta02_led_priv, cdev); -} - -static inline struct gta02_led_bundle *to_bundle(struct led_classdev *led_cdev) -{ - return dev_get_drvdata(led_cdev->dev->parent); -} - -static void gta02led_set(struct led_classdev *led_cdev, - enum led_brightness value) -{ - unsigned long flags; - struct gta02_led_priv *lp = to_priv(led_cdev); - - spin_lock_irqsave(&lp->lock, flags); - s3c2410_gpio_setpin(lp->gpio, value ? 1 : 0); - spin_unlock_irqrestore(&lp->lock, flags); -} - -#ifdef CONFIG_PM -static int gta02led_suspend(struct platform_device *pdev, pm_message_t state) -{ - struct gta02_led_bundle *bundle = platform_get_drvdata(pdev); - int i; - - for (i = 0; i < bundle->num_leds; i++) - led_classdev_suspend(&bundle->led[i].cdev); - - return 0; -} - -static int gta02led_resume(struct platform_device *pdev) -{ - struct gta02_led_bundle *bundle = platform_get_drvdata(pdev); - int i; - - for (i = 0; i < bundle->num_leds; i++) - led_classdev_resume(&bundle->led[i].cdev); - - return 0; -} -#endif - -static int __init gta02led_probe(struct platform_device *pdev) -{ - int i, rc; - struct gta02_led_bundle *bundle; - - if (!machine_is_neo1973_gta02()) - return -EIO; - - bundle = kzalloc(sizeof(struct gta02_led_bundle), GFP_KERNEL); - if (!bundle) - return -ENOMEM; - platform_set_drvdata(pdev, bundle); - - for (i = 0; i < pdev->num_resources; i++) { - struct gta02_led_priv *lp; - struct resource *r; - - if (i >= MAX_LEDS) - break; - - r = platform_get_resource(pdev, 0, i); - if (!r || !r->start || !r->name) - continue; - - lp = &bundle->led[i]; - - lp->gpio = r->start; - lp->cdev.name = r->name; - lp->cdev.brightness_set = gta02led_set; - - switch (lp->gpio) { - case S3C2410_GPB0: - case S3C2410_GPB1: - case S3C2410_GPB2: - s3c2410_gpio_cfgpin(lp->gpio, S3C2410_GPIO_OUTPUT); - break; - default: - break; - } - - spin_lock_init(&lp->lock); - rc = led_classdev_register(&pdev->dev, &lp->cdev); - } - - bundle->num_leds = i; - - return 0; -} - -static int gta02led_remove(struct platform_device *pdev) -{ - struct gta02_led_bundle *bundle = platform_get_drvdata(pdev); - int i; - - for (i = 0; i < bundle->num_leds; i++) { - struct gta02_led_priv *lp = &bundle->led[i]; - gta02led_set(&lp->cdev, 0); - led_classdev_unregister(&lp->cdev); - } - - platform_set_drvdata(pdev, NULL); - kfree(bundle); - - return 0; -} - -static struct platform_driver gta02led_driver = { - .probe = gta02led_probe, - .remove = gta02led_remove, -#ifdef CONFIG_PM - .suspend = gta02led_suspend, - .resume = gta02led_resume, -#endif - .driver = { - .name = "gta02-led", - }, -}; - -static int __init gta02led_init(void) -{ - return platform_driver_register(>a02led_driver); -} - -static void __exit gta02led_exit(void) -{ - platform_driver_unregister(>a02led_driver); -} - -module_init(gta02led_init); -module_exit(gta02led_exit); - -MODULE_AUTHOR("Harald Welte <laforge@openmoko.org>"); -MODULE_DESCRIPTION("Openmoko GTA02 LED driver"); -MODULE_LICENSE("GPL"); |