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/*
* Copyright (c) 2020-2020, BLUETRUM Development Team
*
* SPDX-License-Identifier: Apache-2.0
*/
#ifndef AB32VG1_HAL_GPIO_H__
#define AB32VG1_HAL_GPIO_H__
#include "ab32vg1_hal_def.h"
struct gpio_init
{
uint8_t pin;
uint8_t dir;
uint8_t de;
uint8_t pull;
uint32_t alternate;
uint32_t af_con; /*!< Alternate function control
[4:0]: Mapping name
[6:5]: Mapping control register
[7]: Mapping enable bit */
};
typedef struct gpio_init *gpio_init_t;
enum
{
GPIOxSET = 0x00,
GPIOxCLR,
GPIOx,
GPIOxDIR,
GPIOxDE,
GPIOxFEN,
GPIOxDRV,
GPIOxPU,
GPIOxPD,
GPIOxPU200K,
GPIOxPD200K,
GPIOxPU300K,
GPIOxPD300K,
};
/* Private constants */
#define FUNCMCONx(x) *(volatile uint32_t*)(SFR0_BASE + (0x07 + (x))*4)
/* Exported constants */
#define GPIO_DIR_INPUT (0x01u)
#define GPIO_DIR_OUTPUT (0x02u)
#define GPIO_DIGITAL (0x01u)
#define GPIO_ANALOG (0x02u)
#define GPIO_AFDIS (0u << 7)
#define GPIO_AFEN (1u << 7)
#define GPIO_AFCON0 (0u << 5) /*!< When using UARTT0 UART1 HSUART SPI0 and SD0 */
#define GPIO_AFCON1 (1u << 5) /*!< When using LPWM0 LPWM1 LPWM2 LPWM3 SPI1 UART2 and CLKOUT */
#define GPIO_AFCON2 (2u << 5) /*!< When using IR TIMER3 TIMER4 TIMER5 and IIS */
#define GPIO_AFCON_MASK (0x3u << 5)
#define GPIO_GET_AFCON(af_con) (uint8_t)(((af_con) & (GPIO_AFCON_MASK)) >> 5)
#define GPIO_NOPULL (0x00u)
#define GPIO_PULLUP (0x01u)
#define GPIO_PULLDOWN (0x02u)
#define GPIO_PIN_LOW (0x00u)
#define GPIO_PIN_HIGH (0x01u)
#define GPIOA_BASE ((hal_sfr_t)(&GPIOASET))
#define GPIOB_BASE ((hal_sfr_t)(&GPIOBSET))
#define GPIOE_BASE ((hal_sfr_t)(&GPIOESET))
#define GPIOF_BASE ((hal_sfr_t)(&GPIOFSET))
#define GPIO_PIN_0 (BIT(0))
#define GPIO_PIN_1 (BIT(1))
#define GPIO_PIN_2 (BIT(2))
#define GPIO_PIN_3 (BIT(3))
#define GPIO_PIN_4 (BIT(4))
#define GPIO_PIN_5 (BIT(5))
#define GPIO_PIN_6 (BIT(6))
#define GPIO_PIN_7 (BIT(7))
/* Include GPIO HAL Extended module */
#include "ab32vg1_hal_gpio_ex.h"
/* Initialization and de-initialization functions */
void hal_gpio_init(hal_sfr_t gpiox, gpio_init_t gpio_init);
/* IO operation function */
uint8_t hal_gpio_read(hal_sfr_t gpiox, uint8_t pin);
void hal_gpio_write(hal_sfr_t gpiox, uint8_t pin, uint8_t state);
void hal_gpio_toggle(hal_sfr_t gpiox, uint8_t pin);
#endif
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