2 * Support for Intel Camera Imaging ISP subsystem.
3 * Copyright (c) 2015, Intel Corporation.
5 * This program is free software; you can redistribute it and/or modify it
6 * under the terms and conditions of the GNU General Public License,
7 * version 2, as published by the Free Software Foundation.
9 * This program is distributed in the hope it will be useful, but WITHOUT
10 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
11 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for
15 #ifndef __GPIO_PUBLIC_H_INCLUDED__
16 #define __GPIO_PUBLIC_H_INCLUDED__
18 #include "system_types.h"
20 /*! Write to a control register of GPIO[ID]
22 \param ID[in] GPIO identifier
23 \param reg_addr[in] register byte address
24 \param value[in] The data to be written
26 \return none, GPIO[ID].ctrl[reg] = value
28 STORAGE_CLASS_GPIO_H void gpio_reg_store(
30 const unsigned int reg_addr,
31 const hrt_data value);
33 /*! Read from a control register of GPIO[ID]
35 \param ID[in] GPIO identifier
36 \param reg_addr[in] register byte address
37 \param value[in] The data to be written
39 \return GPIO[ID].ctrl[reg]
41 STORAGE_CLASS_GPIO_H hrt_data gpio_reg_load(
43 const unsigned int reg_addr);
45 #endif /* __GPIO_PUBLIC_H_INCLUDED__ */