/*
 * Copyright (c) 2015 Intel Corporation.
 *
 * 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 _GPIO_DW_H_
#define _GPIO_DW_H_

#include <stdint.h>
#include <gpio.h>
#include "gpio_dw_registers.h"

#ifdef CONFIG_PCI
#include <pci/pci.h>
#include <pci/pci_mgr.h>
#endif /* CONFIG_PCI */

#ifdef __cplusplus
extern "C" {
#endif

typedef void (*gpio_config_irq_t)(struct device *port);

struct gpio_dw_config {
	uint32_t bits;
	uint32_t irq_num; /* set to 0 if GPIO port cannot interrupt */
	gpio_config_irq_t config_func;

#ifdef CONFIG_GPIO_DW_SHARED_IRQ
	char *shared_irq_dev_name;
#endif /* CONFIG_GPIO_DW_SHARED_IRQ */

#ifdef CONFIG_GPIO_DW_CLOCK_GATE
	void *clock_data;
#endif
};

struct gpio_dw_runtime {
	uint32_t base_addr;
#ifdef CONFIG_PCI
	struct pci_dev_info  pci_dev;
#endif /* CONFIG_PCI */

#ifdef CONFIG_GPIO_DW_CLOCK_GATE
	struct device *clock;
#endif
	sys_slist_t callbacks;
#ifdef CONFIG_DEVICE_POWER_MANAGEMENT
	uint32_t device_power_state;
#endif
};

#ifdef __cplusplus
}
#endif

#endif /* _GPIO_DW_H_ */