blob: 7cacafb78b09cb013fe0a398605290b5514034c2 [file] [log] [blame]
* Single-state GPIO extcon driver based on extcon class
* Copyright (C) 2012 Samsung Electronics
* Author: MyungJoo Ham <>
* based on switch class driver
* Copyright (C) 2008 Google, Inc.
* Author: Mike Lockwood <>
* This software is licensed under the terms of the GNU General Public
* License version 2, as published by the Free Software Foundation, and
* may be copied, distributed, and modified under those terms.
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* GNU General Public License for more details.
#ifndef __EXTCON_GPIO_H__
#define __EXTCON_GPIO_H__ __FILE__
#include <linux/extcon.h>
* struct gpio_extcon_pdata - A simple GPIO-controlled extcon device.
* @extcon_id: The unique id of specific external connector.
* @gpio: Corresponding GPIO.
* @gpio_active_low: Boolean describing whether gpio active state is 1 or 0
* If true, low state of gpio means active.
* If false, high state of gpio means active.
* @debounce: Debounce time for GPIO IRQ in ms.
* @irq_flags: IRQ Flags (e.g., IRQF_TRIGGER_LOW).
* @check_on_resume: Boolean describing whether to check the state of gpio
* while resuming from sleep.
struct gpio_extcon_pdata {
unsigned int extcon_id;
unsigned gpio;
bool gpio_active_low;
unsigned long debounce;
unsigned long irq_flags;
bool check_on_resume;
#endif /* __EXTCON_GPIO_H__ */