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26 lines
729 B
26 lines
729 B
/*
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* w1-gpio interface to platform code
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*
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* Copyright (C) 2007 Ville Syrjala <syrjala@sci.fi>
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License version 2
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* as published by the Free Software Foundation.
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*/
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#ifndef _LINUX_W1_GPIO_H
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#define _LINUX_W1_GPIO_H
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/**
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* struct w1_gpio_platform_data - Platform-dependent data for w1-gpio
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* @pin: GPIO pin to use
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* @is_open_drain: GPIO pin is configured as open drain
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*/
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struct w1_gpio_platform_data {
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unsigned int pin;
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unsigned int is_open_drain:1;
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void (*enable_external_pullup)(int enable);
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unsigned int ext_pullup_enable_pin;
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unsigned int pullup_duration;
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};
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#endif /* _LINUX_W1_GPIO_H */
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