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