Daiki Kato / mbed-os-lychee

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Dependents:   mbed-os-example-blinky-gr-lychee GR-Boads_Camera_sample GR-Boards_Audio_Recoder GR-Boads_Camera_DisplayApp ... more

targets/TARGET_RENESAS/TARGET_RZA1XX/gpio_object.h

Committer:
dkato
Date:
2018-02-02
Revision:
0:f782d9c66c49

File content as of revision 0:f782d9c66c49:

/* mbed Microcontroller Library
 * Copyright (c) 2006-2013 ARM Limited
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *     http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */
#ifndef MBED_GPIO_OBJECT_H
#define MBED_GPIO_OBJECT_H

#include "mbed_assert.h"

#ifdef __cplusplus
extern "C" {
#endif

typedef struct {
    PinName  pin;
    uint32_t mask;

    __IO uint32_t *reg_dir;
    __IO uint32_t *reg_set;
    __I  uint32_t *reg_in;
    __IO uint32_t *reg_buf;
} gpio_t;

static inline void gpio_write(gpio_t *obj, int value) {
    *obj->reg_set = (obj->mask << 16) | ((value != 0) ? obj->mask : 0);
}

static inline int gpio_read(gpio_t *obj) {
    return ((*obj->reg_in & obj->mask) ? 1 : 0);
}

static inline int gpio_is_connected(const gpio_t *obj) {
    return obj->pin != (PinName)NC;
}

#ifdef __cplusplus
}
#endif

#endif