/*
 * Copyright (c) 2016 Open-RnD Sp. z o.o.
 *
 * SPDX-License-Identifier: Apache-2.0
 */

#ifndef ZEPHYR_DRIVERS_GPIO_GPIO_STM32_H_
#define ZEPHYR_DRIVERS_GPIO_GPIO_STM32_H_

/**
 * @file header for STM32 GPIO
 */

#include <zephyr/drivers/clock_control/stm32_clock_control.h>
#include <zephyr/drivers/gpio.h>
#include <zephyr/drivers/pinctrl.h>

#include <stm32_gpio_shared.h>

#ifdef CONFIG_SOC_SERIES_STM32F1X
#define STM32_PINCFG_MODE_OUTPUT	(STM32_MODE_OUT_MAX_SPEED_50MHZ | \
					 STM32_CNF_OUT_GENERAL_PURPOSE)
#define STM32_PINCFG_MODE_INPUT_FLOAT	STM32_CNFMODE_INPUT_FLOAT
#define STM32_PINCFG_MODE_INPUT_PUPD	STM32_CNFMODE_INPUT_PUPD
#define STM32_PINCFG_MODE_ANALOG	STM32_CNFMODE_ANALOG

#define STM32_PINCFG_PUSH_PULL		STM32_CNF_OUT_PUSH_PULL
#define STM32_PINCFG_OPEN_DRAIN		STM32_CNF_OUT_OPEN_DRAIN

#define STM32_PINCFG_PULL_UP		STM32_PUPD_PULL_UP
#define STM32_PINCFG_PULL_DOWN		STM32_PUPD_PULL_DOWN
#else
#define STM32_PINCFG_MODE_OUTPUT	STM32_MODER_OUTPUT_MODE
#define STM32_PINCFG_MODE_INPUT_FLOAT	STM32_MODER_INPUT_MODE
#define STM32_PINCFG_MODE_INPUT_PUPD	STM32_MODER_INPUT_MODE
#define STM32_PINCFG_MODE_ANALOG	STM32_MODER_ANALOG_MODE

#define STM32_PINCFG_PUSH_PULL		STM32_OTYPER_PUSH_PULL
#define STM32_PINCFG_OPEN_DRAIN		STM32_OTYPER_OPEN_DRAIN

#define STM32_PINCFG_PULL_UP		STM32_PUPDR_PULL_UP
#define STM32_PINCFG_PULL_DOWN		STM32_PUPDR_PULL_DOWN
#endif /* CONFIG_SOC_SERIES_STM32F1X */

#if defined(CONFIG_GPIO_GET_CONFIG) && !defined(CONFIG_SOC_SERIES_STM32F1X)
/**
 * @brief structure of a GPIO pin (stm32 LL values) use to get the configuration
 */
struct gpio_stm32_pin {
	unsigned int type; /* LL_GPIO_OUTPUT_PUSHPULL or LL_GPIO_OUTPUT_OPENDRAIN */
	unsigned int pupd; /* LL_GPIO_PULL_NO or LL_GPIO_PULL_UP or LL_GPIO_PULL_DOWN */
	unsigned int mode; /* LL_GPIO_MODE_INPUT or LL_GPIO_MODE_OUTPUT or other */
	unsigned int out_state; /* 1 (high level) or 0 (low level) */
};
#endif /* CONFIG_GPIO_GET_CONFIG */

#endif /* ZEPHYR_DRIVERS_GPIO_GPIO_STM32_H_ */