/**
 * @copyright 2017 Indie Semiconductor.
 *
 * This file is proprietary to Indie Semiconductor.
 * All rights reserved. Reproduction or distribution, in whole
 * or in part, is forbidden except by express written permission
 * of Indie Semiconductor.
 *
 * @file gpio_device.h
 */

#ifndef GPIO_DEVICE_H__
#define GPIO_DEVICE_H__

#include <stdint.h>
#include <stdbool.h>
#include <stddef.h>
#include <meta.h>
#include "errno.h"

/* for IO control*/
typedef enum{
  GPIO_PORT_0 = 0U,
  GPIO_PORT_1,
  GPIO_PORT_2,
  GPIO_PORT_3,
  GPIO_PORT_4,
  GPIO_PORT_5,
  GPIO_PORT_6,
  GPIO_PORT_7,
}GpioPort_t;

/* for IO init*/
typedef enum{
  GROUP_GPIOA = 0,
  GROUP_GPIOB,
  GROUP_GPIOC,
}GpioGroup_t;


typedef enum{
  GPIO_DIR_INPUT  = 0U,
  GPIO_DIR_OUTPUT,
}GpioDir_t;

/* 01: pull none, 00: pull up, 11: pull down, 10: pull up and down*/
typedef enum{
  GPIO_PULL_UP          = 0U,
  GPIO_PULL_NONE        = 1U,
  GPIO_PULL_UP_DOWN     = 2U,
  GPIO_PULL_DOWN        = 3U,
}GpioPullMode_t;

typedef enum{
  GPIO_LOW = 0U,
  GPIO_HIGH,
}GpioSetState_t;

typedef enum{
  GPIO_MUX_GPIO = 0U,
  GPIO_MUX_PWM,
}GpioMuxMode_t;


typedef enum{
  GPIO_PWM_CH1 = 0U,
  GPIO_PWM_CH2,
  GPIO_PWM_NONE,
}GpioPWMchannel_t;

/* 00: disable, 01: rising, 10: falling, 11: both */
typedef enum{
  GPIO_EDGE_NODE = 0U,
  GPIO_EDGE_RISING,
  GPIO_EDGE_FALLING,
  GPIO_EDGE_BOTH,
}GpioISREdge_t;


typedef void (*gpio_cb_func_t)(void);

void PWMAUX_GPIO_Init(GpioGroup_t group,GpioPort_t port);
void GPIO_Init(GpioGroup_t group,GpioPort_t port, GpioDir_t dir,GpioPullMode_t pullMode);
void GPIO_RegisterIRQ(GpioGroup_t group,GpioPort_t port, GpioISREdge_t edge, gpio_cb_func_t callback);
void GPIO_UnRegisterIRQ(GpioGroup_t group,GpioPort_t port);
void GPIO_Set(GpioGroup_t group,GpioPort_t port, GpioSetState_t state);
uint8_t GPIO_Read(GpioGroup_t group,GpioPort_t port);

#endif /* __GPIO_DEVICE_H__ */