zephyr/drivers/gpio/gpio_k64.h

54 lines
1.6 KiB
C

/*
* Copyright (c) 2016, Wind River Systems, Inc.
*
* 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.
*/
/**
* @file Header file for the Freescale K64 GPIO module.
*/
#ifndef _GPIO_K64_H_
#define _GPIO_K64_H_
#include <nanokernel.h>
#include <gpio.h>
/* GPIO Port Register offsets */
#define GPIO_K64_DATA_OUT_OFFSET 0x00 /* Port Data Output */
#define GPIO_K64_SET_OUT_OFFSET 0x04 /* Port Set Output */
#define GPIO_K64_CLR_OUT_OFFSET 0x08 /* Port Clear Output */
#define GPIO_K64_TOGGLE_OUT_OFFSET 0x0C /* Port Toggle Output */
#define GPIO_K64_DATA_IN_OFFSET 0x10 /* Port Data Input */
#define GPIO_K64_DIR_OFFSET 0x14 /* Port Data Direction */
/** Configuration data */
struct gpio_k64_config {
/* GPIO module base address */
uint32_t gpio_base_addr;
/* Port Control module base address */
uint32_t port_base_addr;
};
struct gpio_k64_data {
/* port ISR callback routine address */
gpio_callback_t callback_func;
/* pin callback routine enable flags, by pin number */
uint32_t pin_callback_enables;
/* port callback routine enable flag */
uint8_t port_callback_enable;
};
#endif /* _GPIO_K64_H_ */