409 lines
28 KiB
C
409 lines
28 KiB
C
/*!
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\file gd32f3x0_gpio.h
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\brief definitions for the GPIO
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\version 2017-06-06, V1.0.0, firmware for GD32F3x0
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\version 2019-06-01, V2.0.0, firmware for GD32F3x0
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*/
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/*
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Copyright (c) 2019, GigaDevice Semiconductor Inc.
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Redistribution and use in source and binary forms, with or without modification,
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are permitted provided that the following conditions are met:
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1. Redistributions of source code must retain the above copyright notice, this
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list of conditions and the following disclaimer.
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2. Redistributions in binary form must reproduce the above copyright notice,
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this list of conditions and the following disclaimer in the documentation
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and/or other materials provided with the distribution.
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3. Neither the name of the copyright holder nor the names of its contributors
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may be used to endorse or promote products derived from this software without
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specific prior written permission.
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THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
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AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
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WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
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IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT,
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INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
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NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
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PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY,
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WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
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ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY
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OF SUCH DAMAGE.
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*/
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#ifndef GD32F3X0_GPIO_H
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#define GD32F3X0_GPIO_H
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#include "gd32f3x0.h"
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/* GPIOx(x=A,B,C,D,F) definitions */
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#define GPIOA (GPIO_BASE + 0x00000000U)
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#define GPIOB (GPIO_BASE + 0x00000400U)
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#define GPIOC (GPIO_BASE + 0x00000800U)
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#define GPIOD (GPIO_BASE + 0x00000C00U)
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#define GPIOF (GPIO_BASE + 0x00001400U)
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/* registers definitions */
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#define GPIO_CTL(gpiox) REG32((gpiox) + 0x00000000U) /*!< GPIO port control register */
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#define GPIO_OMODE(gpiox) REG32((gpiox) + 0x00000004U) /*!< GPIO port output mode register */
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#define GPIO_OSPD0(gpiox) REG32((gpiox) + 0x00000008U) /*!< GPIO port output speed register 0 */
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#define GPIO_PUD(gpiox) REG32((gpiox) + 0x0000000CU) /*!< GPIO port pull-up/pull-down register */
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#define GPIO_ISTAT(gpiox) REG32((gpiox) + 0x00000010U) /*!< GPIO port input status register */
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#define GPIO_OCTL(gpiox) REG32((gpiox) + 0x00000014U) /*!< GPIO port output control register */
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#define GPIO_BOP(gpiox) REG32((gpiox) + 0x00000018U) /*!< GPIO port bit operation register */
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#define GPIO_LOCK(gpiox) REG32((gpiox) + 0x0000001CU) /*!< GPIO port configuration lock register */
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#define GPIO_AFSEL0(gpiox) REG32((gpiox) + 0x00000020U) /*!< GPIO alternate function selected register 0 */
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#define GPIO_AFSEL1(gpiox) REG32((gpiox) + 0x00000024U) /*!< GPIO alternate function selected register 1 */
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#define GPIO_BC(gpiox) REG32((gpiox) + 0x00000028U) /*!< GPIO bit clear register */
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#define GPIO_TG(gpiox) REG32((gpiox) + 0x0000002CU) /*!< GPIO port bit toggle register */
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#define GPIO_OSPD1(gpiox) REG32((gpiox) + 0x0000003CU) /*!< GPIO port output speed register 1 */
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/* bits definitions */
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/* GPIO_CTL */
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#define GPIO_CTL_CTL0 BITS(0,1) /*!< pin 0 configuration bits */
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#define GPIO_CTL_CTL1 BITS(2,3) /*!< pin 1 configuration bits */
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#define GPIO_CTL_CTL2 BITS(4,5) /*!< pin 2 configuration bits */
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#define GPIO_CTL_CTL3 BITS(6,7) /*!< pin 3 configuration bits */
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#define GPIO_CTL_CTL4 BITS(8,9) /*!< pin 4 configuration bits */
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#define GPIO_CTL_CTL5 BITS(10,11) /*!< pin 5 configuration bits */
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#define GPIO_CTL_CTL6 BITS(12,13) /*!< pin 6 configuration bits */
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#define GPIO_CTL_CTL7 BITS(14,15) /*!< pin 7 configuration bits */
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#define GPIO_CTL_CTL8 BITS(16,17) /*!< pin 8 configuration bits */
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#define GPIO_CTL_CTL9 BITS(18,19) /*!< pin 9 configuration bits */
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#define GPIO_CTL_CTL10 BITS(20,21) /*!< pin 10 configuration bits */
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#define GPIO_CTL_CTL11 BITS(22,23) /*!< pin 11 configuration bits */
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#define GPIO_CTL_CTL12 BITS(24,25) /*!< pin 12 configuration bits */
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#define GPIO_CTL_CTL13 BITS(26,27) /*!< pin 13 configuration bits */
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#define GPIO_CTL_CTL14 BITS(28,29) /*!< pin 14 configuration bits */
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#define GPIO_CTL_CTL15 BITS(30,31) /*!< pin 15 configuration bits */
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/* GPIO_OMODE */
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#define GPIO_OMODE_OM0 BIT(0) /*!< pin 0 output mode bit */
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#define GPIO_OMODE_OM1 BIT(1) /*!< pin 1 output mode bit */
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#define GPIO_OMODE_OM2 BIT(2) /*!< pin 2 output mode bit */
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#define GPIO_OMODE_OM3 BIT(3) /*!< pin 3 output mode bit */
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#define GPIO_OMODE_OM4 BIT(4) /*!< pin 4 output mode bit */
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#define GPIO_OMODE_OM5 BIT(5) /*!< pin 5 output mode bit */
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#define GPIO_OMODE_OM6 BIT(6) /*!< pin 6 output mode bit */
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#define GPIO_OMODE_OM7 BIT(7) /*!< pin 7 output mode bit */
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#define GPIO_OMODE_OM8 BIT(8) /*!< pin 8 output mode bit */
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#define GPIO_OMODE_OM9 BIT(9) /*!< pin 9 output mode bit */
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#define GPIO_OMODE_OM10 BIT(10) /*!< pin 10 output mode bit */
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#define GPIO_OMODE_OM11 BIT(11) /*!< pin 11 output mode bit */
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#define GPIO_OMODE_OM12 BIT(12) /*!< pin 12 output mode bit */
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#define GPIO_OMODE_OM13 BIT(13) /*!< pin 13 output mode bit */
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#define GPIO_OMODE_OM14 BIT(14) /*!< pin 14 output mode bit */
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#define GPIO_OMODE_OM15 BIT(15) /*!< pin 15 output mode bit */
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/* GPIO_OSPD0 */
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#define GPIO_OSPD0_OSPD0 BITS(0,1) /*!< pin 0 output max speed bits */
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#define GPIO_OSPD0_OSPD1 BITS(2,3) /*!< pin 1 output max speed bits */
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#define GPIO_OSPD0_OSPD2 BITS(4,5) /*!< pin 2 output max speed bits */
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#define GPIO_OSPD0_OSPD3 BITS(6,7) /*!< pin 3 output max speed bits */
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#define GPIO_OSPD0_OSPD4 BITS(8,9) /*!< pin 4 output max speed bits */
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#define GPIO_OSPD0_OSPD5 BITS(10,11) /*!< pin 5 output max speed bits */
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#define GPIO_OSPD0_OSPD6 BITS(12,13) /*!< pin 6 output max speed bits */
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#define GPIO_OSPD0_OSPD7 BITS(14,15) /*!< pin 7 output max speed bits */
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#define GPIO_OSPD0_OSPD8 BITS(16,17) /*!< pin 8 output max speed bits */
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#define GPIO_OSPD0_OSPD9 BITS(18,19) /*!< pin 9 output max speed bits */
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#define GPIO_OSPD0_OSPD10 BITS(20,21) /*!< pin 10 output max speed bits */
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#define GPIO_OSPD0_OSPD11 BITS(22,23) /*!< pin 11 output max speed bits */
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#define GPIO_OSPD0_OSPD12 BITS(24,25) /*!< pin 12 output max speed bits */
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#define GPIO_OSPD0_OSPD13 BITS(26,27) /*!< pin 13 output max speed bits */
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#define GPIO_OSPD0_OSPD14 BITS(28,29) /*!< pin 14 output max speed bits */
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#define GPIO_OSPD0_OSPD15 BITS(30,31) /*!< pin 15 output max speed bits */
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/* GPIO_PUD */
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#define GPIO_PUD_PUD0 BITS(0,1) /*!< pin 0 pull-up or pull-down bits */
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#define GPIO_PUD_PUD1 BITS(2,3) /*!< pin 1 pull-up or pull-down bits */
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#define GPIO_PUD_PUD2 BITS(4,5) /*!< pin 2 pull-up or pull-down bits */
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#define GPIO_PUD_PUD3 BITS(6,7) /*!< pin 3 pull-up or pull-down bits */
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#define GPIO_PUD_PUD4 BITS(8,9) /*!< pin 4 pull-up or pull-down bits */
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#define GPIO_PUD_PUD5 BITS(10,11) /*!< pin 5 pull-up or pull-down bits */
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#define GPIO_PUD_PUD6 BITS(12,13) /*!< pin 6 pull-up or pull-down bits */
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#define GPIO_PUD_PUD7 BITS(14,15) /*!< pin 7 pull-up or pull-down bits */
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#define GPIO_PUD_PUD8 BITS(16,17) /*!< pin 8 pull-up or pull-down bits */
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#define GPIO_PUD_PUD9 BITS(18,19) /*!< pin 9 pull-up or pull-down bits */
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#define GPIO_PUD_PUD10 BITS(20,21) /*!< pin 10 pull-up or pull-down bits */
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#define GPIO_PUD_PUD11 BITS(22,23) /*!< pin 11 pull-up or pull-down bits */
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#define GPIO_PUD_PUD12 BITS(24,25) /*!< pin 12 pull-up or pull-down bits */
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#define GPIO_PUD_PUD13 BITS(26,27) /*!< pin 13 pull-up or pull-down bits */
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#define GPIO_PUD_PUD14 BITS(28,29) /*!< pin 14 pull-up or pull-down bits */
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#define GPIO_PUD_PUD15 BITS(30,31) /*!< pin 15 pull-up or pull-down bits */
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/* GPIO_ISTAT */
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#define GPIO_ISTAT_ISTAT0 BIT(0) /*!< pin 0 input status */
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#define GPIO_ISTAT_ISTAT1 BIT(1) /*!< pin 1 input status */
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#define GPIO_ISTAT_ISTAT2 BIT(2) /*!< pin 2 input status */
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#define GPIO_ISTAT_ISTAT3 BIT(3) /*!< pin 3 input status */
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#define GPIO_ISTAT_ISTAT4 BIT(4) /*!< pin 4 input status */
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#define GPIO_ISTAT_ISTAT5 BIT(5) /*!< pin 5 input status */
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#define GPIO_ISTAT_ISTAT6 BIT(6) /*!< pin 6 input status */
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#define GPIO_ISTAT_ISTAT7 BIT(7) /*!< pin 7 input status */
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#define GPIO_ISTAT_ISTAT8 BIT(8) /*!< pin 8 input status */
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#define GPIO_ISTAT_ISTAT9 BIT(9) /*!< pin 9 input status */
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#define GPIO_ISTAT_ISTAT10 BIT(10) /*!< pin 10 input status */
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#define GPIO_ISTAT_ISTAT11 BIT(11) /*!< pin 11 input status */
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#define GPIO_ISTAT_ISTAT12 BIT(12) /*!< pin 12 input status */
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#define GPIO_ISTAT_ISTAT13 BIT(13) /*!< pin 13 input status */
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#define GPIO_ISTAT_ISTAT14 BIT(14) /*!< pin 14 input status */
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#define GPIO_ISTAT_ISTAT15 BIT(15) /*!< pin 15 input status */
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/* GPIO_OCTL */
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#define GPIO_OCTL_OCTL0 BIT(0) /*!< pin 0 output bit */
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#define GPIO_OCTL_OCTL1 BIT(1) /*!< pin 1 output bit */
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#define GPIO_OCTL_OCTL2 BIT(2) /*!< pin 2 output bit */
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#define GPIO_OCTL_OCTL3 BIT(3) /*!< pin 3 output bit */
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#define GPIO_OCTL_OCTL4 BIT(4) /*!< pin 4 output bit */
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#define GPIO_OCTL_OCTL5 BIT(5) /*!< pin 5 output bit */
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#define GPIO_OCTL_OCTL6 BIT(6) /*!< pin 6 output bit */
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#define GPIO_OCTL_OCTL7 BIT(7) /*!< pin 7 output bit */
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#define GPIO_OCTL_OCTL8 BIT(8) /*!< pin 8 output bit */
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#define GPIO_OCTL_OCTL9 BIT(9) /*!< pin 9 output bit */
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#define GPIO_OCTL_OCTL10 BIT(10) /*!< pin 10 output bit */
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#define GPIO_OCTL_OCTL11 BIT(11) /*!< pin 11 output bit */
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#define GPIO_OCTL_OCTL12 BIT(12) /*!< pin 12 output bit */
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#define GPIO_OCTL_OCTL13 BIT(13) /*!< pin 13 output bit */
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#define GPIO_OCTL_OCTL14 BIT(14) /*!< pin 14 output bit */
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#define GPIO_OCTL_OCTL15 BIT(15) /*!< pin 15 output bit */
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/* GPIO_BOP */
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#define GPIO_BOP_BOP0 BIT(0) /*!< pin 0 set bit */
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#define GPIO_BOP_BOP1 BIT(1) /*!< pin 1 set bit */
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#define GPIO_BOP_BOP2 BIT(2) /*!< pin 2 set bit */
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#define GPIO_BOP_BOP3 BIT(3) /*!< pin 3 set bit */
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#define GPIO_BOP_BOP4 BIT(4) /*!< pin 4 set bit */
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#define GPIO_BOP_BOP5 BIT(5) /*!< pin 5 set bit */
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#define GPIO_BOP_BOP6 BIT(6) /*!< pin 6 set bit */
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#define GPIO_BOP_BOP7 BIT(7) /*!< pin 7 set bit */
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#define GPIO_BOP_BOP8 BIT(8) /*!< pin 8 set bit */
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#define GPIO_BOP_BOP9 BIT(9) /*!< pin 9 set bit */
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#define GPIO_BOP_BOP10 BIT(10) /*!< pin 10 set bit */
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#define GPIO_BOP_BOP11 BIT(11) /*!< pin 11 set bit */
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#define GPIO_BOP_BOP12 BIT(12) /*!< pin 12 set bit */
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#define GPIO_BOP_BOP13 BIT(13) /*!< pin 13 set bit */
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#define GPIO_BOP_BOP14 BIT(14) /*!< pin 14 set bit */
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#define GPIO_BOP_BOP15 BIT(15) /*!< pin 15 set bit */
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#define GPIO_BOP_CR0 BIT(16) /*!< pin 0 clear bit */
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#define GPIO_BOP_CR1 BIT(17) /*!< pin 1 clear bit */
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#define GPIO_BOP_CR2 BIT(18) /*!< pin 2 clear bit */
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#define GPIO_BOP_CR3 BIT(19) /*!< pin 3 clear bit */
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#define GPIO_BOP_CR4 BIT(20) /*!< pin 4 clear bit */
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#define GPIO_BOP_CR5 BIT(21) /*!< pin 5 clear bit */
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#define GPIO_BOP_CR6 BIT(22) /*!< pin 6 clear bit */
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#define GPIO_BOP_CR7 BIT(23) /*!< pin 7 clear bit */
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#define GPIO_BOP_CR8 BIT(24) /*!< pin 8 clear bit */
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#define GPIO_BOP_CR9 BIT(25) /*!< pin 9 clear bit */
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#define GPIO_BOP_CR10 BIT(26) /*!< pin 10 clear bit */
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#define GPIO_BOP_CR11 BIT(27) /*!< pin 11 clear bit */
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#define GPIO_BOP_CR12 BIT(28) /*!< pin 12 clear bit */
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#define GPIO_BOP_CR13 BIT(29) /*!< pin 13 clear bit */
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#define GPIO_BOP_CR14 BIT(30) /*!< pin 14 clear bit */
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#define GPIO_BOP_CR15 BIT(31) /*!< pin 15 clear bit */
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/* GPIO_LOCK */
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#define GPIO_LOCK_LK0 BIT(0) /*!< pin 0 lock bit */
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#define GPIO_LOCK_LK1 BIT(1) /*!< pin 1 lock bit */
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#define GPIO_LOCK_LK2 BIT(2) /*!< pin 2 lock bit */
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#define GPIO_LOCK_LK3 BIT(3) /*!< pin 3 lock bit */
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#define GPIO_LOCK_LK4 BIT(4) /*!< pin 4 lock bit */
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#define GPIO_LOCK_LK5 BIT(5) /*!< pin 5 lock bit */
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#define GPIO_LOCK_LK6 BIT(6) /*!< pin 6 lock bit */
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#define GPIO_LOCK_LK7 BIT(7) /*!< pin 7 lock bit */
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#define GPIO_LOCK_LK8 BIT(8) /*!< pin 8 lock bit */
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#define GPIO_LOCK_LK9 BIT(9) /*!< pin 9 lock bit */
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#define GPIO_LOCK_LK10 BIT(10) /*!< pin 10 lock bit */
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#define GPIO_LOCK_LK11 BIT(11) /*!< pin 11 lock bit */
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#define GPIO_LOCK_LK12 BIT(12) /*!< pin 12 lock bit */
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#define GPIO_LOCK_LK13 BIT(13) /*!< pin 13 lock bit */
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#define GPIO_LOCK_LK14 BIT(14) /*!< pin 14 lock bit */
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#define GPIO_LOCK_LK15 BIT(15) /*!< pin 15 lock bit */
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#define GPIO_LOCK_LKK BIT(16) /*!< pin sequence lock key */
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/* GPIO_AFSEL0 */
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#define GPIO_AFSEL0_SEL0 BITS(0,3) /*!< pin 0 alternate function selected */
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#define GPIO_AFSEL0_SEL1 BITS(4,7) /*!< pin 1 alternate function selected */
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#define GPIO_AFSEL0_SEL2 BITS(8,11) /*!< pin 2 alternate function selected */
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#define GPIO_AFSEL0_SEL3 BITS(12,15) /*!< pin 3 alternate function selected */
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#define GPIO_AFSEL0_SEL4 BITS(16,19) /*!< pin 4 alternate function selected */
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#define GPIO_AFSEL0_SEL5 BITS(20,23) /*!< pin 5 alternate function selected */
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#define GPIO_AFSEL0_SEL6 BITS(24,27) /*!< pin 6 alternate function selected */
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#define GPIO_AFSEL0_SEL7 BITS(28,31) /*!< pin 7 alternate function selected */
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/* GPIO_AFSEL1 */
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#define GPIO_AFSEL1_SEL8 BITS(0,3) /*!< pin 8 alternate function selected */
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#define GPIO_AFSEL1_SEL9 BITS(4,7) /*!< pin 9 alternate function selected */
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#define GPIO_AFSEL1_SEL10 BITS(8,11) /*!< pin 10 alternate function selected */
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#define GPIO_AFSEL1_SEL11 BITS(12,15) /*!< pin 11 alternate function selected */
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#define GPIO_AFSEL1_SEL12 BITS(16,19) /*!< pin 12 alternate function selected */
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#define GPIO_AFSEL1_SEL13 BITS(20,23) /*!< pin 13 alternate function selected */
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#define GPIO_AFSEL1_SEL14 BITS(24,27) /*!< pin 14 alternate function selected */
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#define GPIO_AFSEL1_SEL15 BITS(28,31) /*!< pin 15 alternate function selected */
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/* GPIO_BC */
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#define GPIO_BC_CR0 BIT(0) /*!< pin 0 clear bit */
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#define GPIO_BC_CR1 BIT(1) /*!< pin 1 clear bit */
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#define GPIO_BC_CR2 BIT(2) /*!< pin 2 clear bit */
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#define GPIO_BC_CR3 BIT(3) /*!< pin 3 clear bit */
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#define GPIO_BC_CR4 BIT(4) /*!< pin 4 clear bit */
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#define GPIO_BC_CR5 BIT(5) /*!< pin 5 clear bit */
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#define GPIO_BC_CR6 BIT(6) /*!< pin 6 clear bit */
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#define GPIO_BC_CR7 BIT(7) /*!< pin 7 clear bit */
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#define GPIO_BC_CR8 BIT(8) /*!< pin 8 clear bit */
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#define GPIO_BC_CR9 BIT(9) /*!< pin 9 clear bit */
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#define GPIO_BC_CR10 BIT(10) /*!< pin 10 clear bit */
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#define GPIO_BC_CR11 BIT(11) /*!< pin 11 clear bit */
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#define GPIO_BC_CR12 BIT(12) /*!< pin 12 clear bit */
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#define GPIO_BC_CR13 BIT(13) /*!< pin 13 clear bit */
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#define GPIO_BC_CR14 BIT(14) /*!< pin 14 clear bit */
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#define GPIO_BC_CR15 BIT(15) /*!< pin 15 clear bit */
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/* GPIO_TG */
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#define GPIO_TG_TG0 BIT(0) /*!< pin 0 toggle bit */
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#define GPIO_TG_TG1 BIT(1) /*!< pin 1 toggle bit */
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#define GPIO_TG_TG2 BIT(2) /*!< pin 2 toggle bit */
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#define GPIO_TG_TG3 BIT(3) /*!< pin 3 toggle bit */
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#define GPIO_TG_TG4 BIT(4) /*!< pin 4 toggle bit */
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#define GPIO_TG_TG5 BIT(5) /*!< pin 5 toggle bit */
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#define GPIO_TG_TG6 BIT(6) /*!< pin 6 toggle bit */
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#define GPIO_TG_TG7 BIT(7) /*!< pin 7 toggle bit */
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#define GPIO_TG_TG8 BIT(8) /*!< pin 8 toggle bit */
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#define GPIO_TG_TG9 BIT(9) /*!< pin 9 toggle bit */
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#define GPIO_TG_TG10 BIT(10) /*!< pin 10 toggle bit */
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#define GPIO_TG_TG11 BIT(11) /*!< pin 11 toggle bit */
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#define GPIO_TG_TG12 BIT(12) /*!< pin 12 toggle bit */
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#define GPIO_TG_TG13 BIT(13) /*!< pin 13 toggle bit */
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#define GPIO_TG_TG14 BIT(14) /*!< pin 14 toggle bit */
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#define GPIO_TG_TG15 BIT(15) /*!< pin 15 toggle bit */
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/* GPIO_OSPD1 */
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#define GPIO_OSPD1_SPD0 BIT(0) /*!< set pin 0 very high output speed when OSPD0 is "11" */
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#define GPIO_OSPD1_SPD1 BIT(1) /*!< set pin 1 very high output speed when OSPD1 is "11" */
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#define GPIO_OSPD1_SPD2 BIT(2) /*!< set pin 2 very high output speed when OSPD2 is "11" */
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#define GPIO_OSPD1_SPD3 BIT(3) /*!< set pin 3 very high output speed when OSPD3 is "11" */
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#define GPIO_OSPD1_SPD4 BIT(4) /*!< set pin 4 very high output speed when OSPD4 is "11" */
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#define GPIO_OSPD1_SPD5 BIT(5) /*!< set pin 5 very high output speed when OSPD5 is "11" */
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#define GPIO_OSPD1_SPD6 BIT(6) /*!< set pin 6 very high output speed when OSPD6 is "11" */
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#define GPIO_OSPD1_SPD7 BIT(7) /*!< set pin 7 very high output speed when OSPD7 is "11" */
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#define GPIO_OSPD1_SPD8 BIT(8) /*!< set pin 8 very high output speed when OSPD8 is "11" */
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#define GPIO_OSPD1_SPD9 BIT(9) /*!< set pin 9 very high output speed when OSPD9 is "11" */
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#define GPIO_OSPD1_SPD10 BIT(10) /*!< set pin 10 very high output speed when OSPD10 is "11" */
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#define GPIO_OSPD1_SPD11 BIT(11) /*!< set pin 11 very high output speed when OSPD11 is "11" */
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#define GPIO_OSPD1_SPD12 BIT(12) /*!< set pin 12 very high output speed when OSPD12 is "11" */
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#define GPIO_OSPD1_SPD13 BIT(13) /*!< set pin 13 very high output speed when OSPD13 is "11" */
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#define GPIO_OSPD1_SPD14 BIT(14) /*!< set pin 14 very high output speed when OSPD14 is "11" */
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#define GPIO_OSPD1_SPD15 BIT(15) /*!< set pin 15 very high output speed when OSPD15 is "11" */
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/* constants definitions */
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typedef FlagStatus bit_status;
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/* output mode definitions */
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#define CTL_CLTR(regval) (BITS(0,1) & ((uint32_t)(regval) << 0))
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#define GPIO_MODE_INPUT CTL_CLTR(0) /*!< input mode */
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#define GPIO_MODE_OUTPUT CTL_CLTR(1) /*!< output mode */
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#define GPIO_MODE_AF CTL_CLTR(2) /*!< alternate function mode */
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#define GPIO_MODE_ANALOG CTL_CLTR(3) /*!< analog mode */
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/* pull-up/pull-down definitions */
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#define PUD_PUPD(regval) (BITS(0,1) & ((uint32_t)(regval) << 0))
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#define GPIO_PUPD_NONE PUD_PUPD(0) /*!< floating mode, no pull-up and pull-down resistors */
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#define GPIO_PUPD_PULLUP PUD_PUPD(1) /*!< with pull-up resistor */
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#define GPIO_PUPD_PULLDOWN PUD_PUPD(2) /*!< with pull-down resistor */
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/* GPIO pin definitions */
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#define GPIO_PIN_0 BIT(0) /*!< GPIO pin 0 */
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#define GPIO_PIN_1 BIT(1) /*!< GPIO pin 1 */
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#define GPIO_PIN_2 BIT(2) /*!< GPIO pin 2 */
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#define GPIO_PIN_3 BIT(3) /*!< GPIO pin 3 */
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#define GPIO_PIN_4 BIT(4) /*!< GPIO pin 4 */
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#define GPIO_PIN_5 BIT(5) /*!< GPIO pin 5 */
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#define GPIO_PIN_6 BIT(6) /*!< GPIO pin 6 */
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#define GPIO_PIN_7 BIT(7) /*!< GPIO pin 7 */
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#define GPIO_PIN_8 BIT(8) /*!< GPIO pin 8 */
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#define GPIO_PIN_9 BIT(9) /*!< GPIO pin 9 */
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#define GPIO_PIN_10 BIT(10) /*!< GPIO pin 10 */
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#define GPIO_PIN_11 BIT(11) /*!< GPIO pin 11 */
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#define GPIO_PIN_12 BIT(12) /*!< GPIO pin 12 */
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#define GPIO_PIN_13 BIT(13) /*!< GPIO pin 13 */
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#define GPIO_PIN_14 BIT(14) /*!< GPIO pin 14 */
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#define GPIO_PIN_15 BIT(15) /*!< GPIO pin 15 */
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#define GPIO_PIN_ALL BITS(0,15) /*!< GPIO pin all */
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/* GPIO mode configuration values */
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#define GPIO_MODE_SET(n, mode) ((uint32_t)((uint32_t)(mode) << (2U * (n))))
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#define GPIO_MODE_MASK(n) ((uint32_t)((uint32_t)0x00000003U << (2U * (n))))
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/* GPIO pull-up/pull-down values */
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#define GPIO_PUPD_SET(n, pupd) ((uint32_t)((uint32_t)(pupd) << (2U * (n))))
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#define GPIO_PUPD_MASK(n) ((uint32_t)((uint32_t)0x00000003U << (2U * (n))))
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/* GPIO output speed values */
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#define GPIO_OSPEED_SET(n, speed) ((uint32_t)((uint32_t)(speed) << (2U * (n))))
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#define GPIO_OSPEED_MASK(n) ((uint32_t)((uint32_t)0x00000003U << (2U * (n))))
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/* GPIO output type */
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#define GPIO_OTYPE_PP ((uint8_t)(0x00U)) /*!< push pull mode */
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#define GPIO_OTYPE_OD ((uint8_t)(0x01U)) /*!< open drain mode */
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/* GPIO output max speed value */
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#define OSPD_OSPD0(regval) (BITS(0,1) & ((uint32_t)(regval) << 0))
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#define GPIO_OSPEED_2MHZ OSPD_OSPD0(0) /*!< output max speed 2MHz */
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#define GPIO_OSPEED_10MHZ OSPD_OSPD0(1) /*!< output max speed 10MHz */
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#define GPIO_OSPEED_50MHZ OSPD_OSPD0(3) /*!< output max speed 50MHz */
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#define GPIO_OSPEED_MAX ((uint32_t)0x0000FFFFU) /*!< GPIO very high output speed, max speed more than 50MHz */
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/* GPIO alternate function values */
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#define GPIO_AFR_SET(n, af) ((uint32_t)((uint32_t)(af) << (4U * (n))))
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#define GPIO_AFR_MASK(n) ((uint32_t)((uint32_t)0x0000000FU << (4U * (n))))
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/* GPIO alternate function */
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#define AF(regval) (BITS(0,3) & ((uint32_t)(regval) << 0))
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#define GPIO_AF_0 AF(0) /*!< alternate function 0 selected */
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#define GPIO_AF_1 AF(1) /*!< alternate function 1 selected */
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#define GPIO_AF_2 AF(2) /*!< alternate function 2 selected */
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#define GPIO_AF_3 AF(3) /*!< alternate function 3 selected */
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#define GPIO_AF_4 AF(4) /*!< alternate function 4 selected (port A,B only) */
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#define GPIO_AF_5 AF(5) /*!< alternate function 5 selected (port A,B only) */
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#define GPIO_AF_6 AF(6) /*!< alternate function 6 selected (port A,B only) */
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#define GPIO_AF_7 AF(7) /*!< alternate function 7 selected (port A,B only) */
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/* function declarations */
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/* reset GPIO port */
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void gpio_deinit(uint32_t gpio_periph);
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/* set GPIO mode */
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void gpio_mode_set(uint32_t gpio_periph, uint32_t mode, uint32_t pull_up_down, uint32_t pin);
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/* set GPIO output type and speed */
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void gpio_output_options_set(uint32_t gpio_periph, uint8_t otype, uint32_t speed, uint32_t pin);
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/* set GPIO pin bit */
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void gpio_bit_set(uint32_t gpio_periph, uint32_t pin);
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/* reset GPIO pin bit */
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void gpio_bit_reset(uint32_t gpio_periph, uint32_t pin);
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/* write data to the specified GPIO pin */
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void gpio_bit_write(uint32_t gpio_periph, uint32_t pin, bit_status bit_value);
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/* write data to the specified GPIO port */
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void gpio_port_write(uint32_t gpio_periph, uint16_t data);
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/* get GPIO pin input status */
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FlagStatus gpio_input_bit_get(uint32_t gpio_periph, uint32_t pin);
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/* get GPIO port input status */
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uint16_t gpio_input_port_get(uint32_t gpio_periph);
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/* get GPIO pin output status */
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FlagStatus gpio_output_bit_get(uint32_t gpio_periph, uint32_t pin);
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/* get GPIO port output status */
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uint16_t gpio_output_port_get(uint32_t gpio_periph);
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/* set GPIO alternate function */
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void gpio_af_set(uint32_t gpio_periph,uint32_t alt_func_num, uint32_t pin);
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/* lock GPIO pin bit */
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void gpio_pin_lock(uint32_t gpio_periph, uint32_t pin);
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/* toggle GPIO pin status */
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void gpio_bit_toggle(uint32_t gpio_periph, uint32_t pin);
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/* toggle GPIO port status */
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void gpio_port_toggle(uint32_t gpio_periph);
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#endif /* GD32F3X0_GPIO_H */
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