You can not select more than 25 topics Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.

58 lines
1.4 KiB

/*
* Copyright (c) 2015-2019, STMicroelectronics - All Rights Reserved
*
* SPDX-License-Identifier: BSD-3-Clause
*/
#ifndef STM32_GPIO_H
#define STM32_GPIO_H
#include <lib/utils_def.h>
#define GPIO_MODE_OFFSET U(0x00)
#define GPIO_TYPE_OFFSET U(0x04)
#define GPIO_SPEED_OFFSET U(0x08)
#define GPIO_PUPD_OFFSET U(0x0C)
#define GPIO_BSRR_OFFSET U(0x18)
#define GPIO_AFRL_OFFSET U(0x20)
#define GPIO_AFRH_OFFSET U(0x24)
#define GPIO_SECR_OFFSET U(0x30)
#define GPIO_ALT_LOWER_LIMIT U(0x08)
#define GPIO_PIN_(_x) U(_x)
#define GPIO_PIN_MAX GPIO_PIN_(15)
#define GPIO_ALTERNATE_(_x) U(_x)
#define GPIO_ALTERNATE_MASK U(0x0F)
#define GPIO_MODE_INPUT 0x00
#define GPIO_MODE_OUTPUT 0x01
#define GPIO_MODE_ALTERNATE 0x02
#define GPIO_MODE_ANALOG 0x03
#define GPIO_MODE_MASK U(0x03)
#define GPIO_OPEN_DRAIN U(0x10)
#define GPIO_SPEED_LOW 0x00
#define GPIO_SPEED_MEDIUM 0x01
#define GPIO_SPEED_HIGH 0x02
#define GPIO_SPEED_VERY_HIGH 0x03
#define GPIO_SPEED_MASK U(0x03)
#define GPIO_NO_PULL 0x00
#define GPIO_PULL_UP 0x01
#define GPIO_PULL_DOWN 0x02
#define GPIO_PULL_MASK U(0x03)
#ifndef __ASSEMBLER__
#include <stdint.h>
int dt_set_pinctrl_config(int node);
void set_gpio(uint32_t bank, uint32_t pin, uint32_t mode, uint32_t speed,
uint32_t pull, uint32_t alternate, uint8_t status);
void set_gpio_secure_cfg(uint32_t bank, uint32_t pin, bool secure);
#endif /*__ASSEMBLER__*/
#endif /* STM32_GPIO_H */