diff options
| author | nbd <nbd@3c298f89-4303-0410-b956-a3cf2f4a3e73> | 2009-04-27 15:35:24 +0000 | 
|---|---|---|
| committer | nbd <nbd@3c298f89-4303-0410-b956-a3cf2f4a3e73> | 2009-04-27 15:35:24 +0000 | 
| commit | df8fc7e6037e5def4fa535a7ba8a509bd3f3b64a (patch) | |
| tree | f0ecf466ed569a510fe80e3417d7c833df1d4803 /target/linux/generic-2.6/files-2.6.24/drivers/input/misc | |
| parent | f9f1a967746c940b98080ee24439e795faa826c6 (diff) | |
remove the unused files-2.6.24 directory
git-svn-id: svn://svn.openwrt.org/openwrt/trunk@15442 3c298f89-4303-0410-b956-a3cf2f4a3e73
Diffstat (limited to 'target/linux/generic-2.6/files-2.6.24/drivers/input/misc')
| -rw-r--r-- | target/linux/generic-2.6/files-2.6.24/drivers/input/misc/gpio_buttons.c | 209 | 
1 files changed, 0 insertions, 209 deletions
diff --git a/target/linux/generic-2.6/files-2.6.24/drivers/input/misc/gpio_buttons.c b/target/linux/generic-2.6/files-2.6.24/drivers/input/misc/gpio_buttons.c deleted file mode 100644 index 83a817834..000000000 --- a/target/linux/generic-2.6/files-2.6.24/drivers/input/misc/gpio_buttons.c +++ /dev/null @@ -1,209 +0,0 @@ -/* - *  Driver for buttons on GPIO lines not capable of generating interrupts - * - *  Copyright (C) 2007,2008 Gabor Juhos <juhosg at openwrt.org> - * - *  This file was based on: /drivers/input/misc/cobalt_btns.c - *	Copyright (C) 2007 Yoichi Yuasa <yoichi_yuasa@tripeaks.co.jp> - * - *  also was based on: /drivers/input/keyboard/gpio_keys.c - *	Copyright 2005 Phil Blundell - * - *  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/input.h> -#include <linux/input-polldev.h> -#include <linux/ioport.h> -#include <linux/platform_device.h> - -#include <linux/gpio_buttons.h> - -#include <asm/gpio.h> - -#define DRV_NAME	"gpio-buttons" -#define DRV_VERSION	"0.1.1" -#define PFX		DRV_NAME ": " - -struct gpio_buttons_dev { -	struct input_polled_dev *poll_dev; -	struct gpio_buttons_platform_data *pdata; -}; - -static void gpio_buttons_poll(struct input_polled_dev *dev) -{ -	struct gpio_buttons_dev *bdev = dev->private; -	struct gpio_buttons_platform_data *pdata = bdev->pdata; -	struct input_dev *input = dev->input; -	int i; - -	for (i = 0; i < bdev->pdata->nbuttons; i++) { -		struct gpio_button *button = &pdata->buttons[i]; -		unsigned int type = button->type ?: EV_KEY; -		int state; - -		state = gpio_get_value(button->gpio) ? 1 : 0; -		state ^= button->active_low; - -		if (state) { -			button->count++; -		} else { -			if (button->count >= button->threshold) { -				input_event(input, type, button->code, 1); -				input_sync(input); -			} -			button->count = 0; -		} - -		if (button->count == button->threshold) { -			input_event(input, type, button->code, 0); -			input_sync(input); -		} -	} -} - -static int __devinit gpio_buttons_probe(struct platform_device *pdev) -{ -	struct gpio_buttons_platform_data *pdata = pdev->dev.platform_data; -	struct gpio_buttons_dev *bdev; -	struct input_polled_dev *poll_dev; -	struct input_dev *input; -	int error, i; - - -	if (!pdata) -		return -ENXIO; - -	bdev = kzalloc(sizeof(*bdev), GFP_KERNEL); -	if (!bdev) { -		printk(KERN_ERR DRV_NAME "no memory for device\n"); -		return -ENOMEM; -	} - -	poll_dev = input_allocate_polled_device(); -	if (!poll_dev) { -		printk(KERN_ERR DRV_NAME "no memory for polled device\n"); -		error = -ENOMEM; -		goto err_free_bdev; -	} - -	poll_dev->private = bdev; -	poll_dev->poll = gpio_buttons_poll; -	poll_dev->poll_interval = pdata->poll_interval; - -	input = poll_dev->input; - -	input->evbit[0] = BIT(EV_KEY); -	input->name = pdev->name; -	input->phys = "gpio-buttons/input0"; -	input->dev.parent = &pdev->dev; - -	input->id.bustype = BUS_HOST; -	input->id.vendor = 0x0001; -	input->id.product = 0x0001; -	input->id.version = 0x0100; - -	for (i = 0; i < pdata->nbuttons; i++) { -		struct gpio_button *button = &pdata->buttons[i]; -		unsigned int gpio = button->gpio; -		unsigned int type = button->type ?: EV_KEY; - -		error = gpio_request(gpio, button->desc ? -				button->desc : DRV_NAME); -		if (error) { -			printk(KERN_ERR PFX "unable to claim gpio %u, " -				"error %d\n", gpio, error); -			goto err_free_gpio; -		} - -		error = gpio_direction_input(gpio); -		if (error) { -			printk(KERN_ERR PFX "unable to set direction on " -				"gpio %u, error %d\n", gpio, error); -			goto err_free_gpio; -		} - -		input_set_capability(input, type, button->code); -		button->count = 0; -	} - -	bdev->poll_dev = poll_dev; -	bdev->pdata = pdata; -	platform_set_drvdata(pdev, bdev); - -	error = input_register_polled_device(poll_dev); -	if (error) { -		printk(KERN_ERR PFX "unable to register polled device, " -			"error %d\n", error); -		goto err_free_gpio; -	} - -	return 0; - -err_free_gpio: -	for (i = i - 1; i >= 0; i--) -		gpio_free(pdata->buttons[i].gpio); - -	input_free_polled_device(poll_dev); - -err_free_bdev: -	kfree(bdev); - -	platform_set_drvdata(pdev, NULL); -	return error; -} - -static int __devexit gpio_buttons_remove(struct platform_device *pdev) -{ -	struct gpio_buttons_dev *bdev = platform_get_drvdata(pdev); -	struct gpio_buttons_platform_data *pdata = bdev->pdata; -	int i; - -	input_unregister_polled_device(bdev->poll_dev); - -	for (i = 0; i < pdata->nbuttons; i++) -		gpio_free(pdata->buttons[i].gpio); - -	input_free_polled_device(bdev->poll_dev); - -	kfree(bdev); -	platform_set_drvdata(pdev, NULL); - -	return 0; -} - -static struct platform_driver gpio_buttons_driver = { -	.probe	= gpio_buttons_probe, -	.remove	= __devexit_p(gpio_buttons_remove), -	.driver	= { -		.name	= DRV_NAME, -		.owner	= THIS_MODULE, -	}, -}; - -static int __init gpio_buttons_init(void) -{ -	printk(KERN_INFO DRV_NAME " driver version " DRV_VERSION "\n"); -	return platform_driver_register(&gpio_buttons_driver); -} - -static void __exit gpio_buttons_exit(void) -{ -	platform_driver_unregister(&gpio_buttons_driver); -} - -module_init(gpio_buttons_init); -module_exit(gpio_buttons_exit); - -MODULE_LICENSE("GPL"); -MODULE_AUTHOR("Gabor Juhos <juhosg at openwrt.org>"); -MODULE_VERSION(DRV_VERSION); -MODULE_DESCRIPTION("Polled buttons driver for CPU GPIOs"); -  | 
