63 lines
1.8 KiB
C
63 lines
1.8 KiB
C
/*
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* Copyright (c) 2016 Intel Corporation.
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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/**
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* @file Header for the API 1.0 GPIO compatibility code
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*/
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#ifndef __GPIO_API_COMPAT_H__
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#define __GPIO_API_COMPAT_H__
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struct _gpio_compat_data {
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struct gpio_callback cb;
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gpio_callback_t handler;
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};
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struct gpio_compat_cb {
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struct device *dev;
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struct _gpio_compat_data *d;
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};
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/** This macro is mandatory to be used in order to enable the API 1.0
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* support on GPIO drivers.
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*/
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#define GPIO_SETUP_COMPAT_DEV(dev_name) \
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static struct _gpio_compat_data (__gcd_##dev_name) = {}; \
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\
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static struct gpio_compat_cb (__gpio_compat_##dev_name) __used \
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__attribute__((__section__(".gpio_compat.init"))) = { \
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.dev = &(__device_##dev_name), \
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.d = &(__gcd_##dev_name) \
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}
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/**
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* @brief Enable the API v1.0 callback on given pins
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*
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* @param port device driver instance pointer to affect
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* @param pins mask of pins to enable
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*/
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void _gpio_enable_callback(struct device *port, uint32_t pins);
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/**
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* @brief Disable the API v1.0 callback on given pins
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*
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* @param port device driver instance pointer to affect
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* @param pins mask of pins to disable
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*/
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void _gpio_disable_callback(struct device *port, uint32_t pins);
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#endif /* __GPIO_API_COMPAT_H__ */
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