kopia lustrzana https://github.com/micropython/micropython
185 wiersze
7.9 KiB
C
185 wiersze
7.9 KiB
C
/*
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* The MIT License (MIT)
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*
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* Copyright (c) 2021,2022 Renesas Electronics Corporation
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*
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* Permission is hereby granted, free of charge, to any person obtaining a copy
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* of this software and associated documentation files (the "Software"), to deal
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* in the Software without restriction, including without limitation the rights
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* to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
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* copies of the Software, and to permit persons to whom the Software is
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* furnished to do so, subject to the following conditions:
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*
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* The above copyright notice and this permission notice shall be included in
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* all copies or substantial portions of the Software.
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*
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* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
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* AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
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* OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
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* THE SOFTWARE.
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*/
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#ifndef RA_RA_GPIO_H_
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#define RA_RA_GPIO_H_
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// clang-format off
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#include <stdint.h>
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typedef struct ra_af_pin {
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uint8_t af;
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uint8_t ch;
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uint32_t pin;
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} ra_af_pin_t;
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enum CPU_PIN {
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P000 = 0x00, P001, P002, P003, P004, P005, P006, P007, P008, P009, P010, P011, P012, P013, P014, P015,
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P100 = 0x10, P101, P102, P103, P104, P105, P106, P107, P108, P109, P110, P111, P112, P113, P114, P115,
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P200 = 0x20, P201, P202, P203, P204, P205, P206, P207, P208, P209, P210, P211, P212, P213, P214, P215,
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P300 = 0x30, P301, P302, P303, P304, P305, P306, P307, P308, P309, P310, P311, P312, P313, P314, P315,
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P400 = 0x40, P401, P402, P403, P404, P405, P406, P407, P408, P409, P410, P411, P412, P413, P414, P415,
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P500 = 0x50, P501, P502, P503, P504, P505, P506, P507, P508, P509, P510, P511, P512, P513, P514, P515,
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P600 = 0x60, P601, P602, P603, P604, P605, P606, P607, P608, P609, P610, P611, P612, P613, P614, P615,
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P700 = 0x70, P701, P702, P703, P704, P705, P706, P707, P708, P709, P710, P711, P712, P713, P714, P715,
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P800 = 0x80, P801, P802, P803, P804, P805, P806, P807, P808, P809, P810, P811, P812, P813, P814, P815,
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P900 = 0x90, P901, P902, P903, P904, P905, P906, P907, P908, P909, P910, P911, P912, P913, P914, P915,
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PA00 = 0xA0, PA01, PA02, PA03, PA04, PA05, PA06, PA07, PA08, PA09, PA10, PA11, PA12, PA13, PA14, PA15,
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PB00 = 0xB0, PB01, PB02, PB03, PB04, PB05, PB06, PB07, PB08, PB09, PB10, PB11, PB12, PB13, PB14, PB15,
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PIN_END = 0xff,
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};
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enum AF_INDEX {
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AF_GPIO = 0,
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AF_AGT = 1,
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AF_GPT1 = 2,
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AF_GPT2 = 3,
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AF_SCI1 = 4,
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AF_SCI2 = 5,
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AF_SPI = 6,
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AF_I2C = 7,
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AF_KINT = 8,
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AF_RTC = 9,
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AF_CAC = 10,
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AF_CTSU = 12,
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AF_SLCDC = 13,
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AF_CAN = 16,
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AF_SSIE = 18,
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AF_USBFS = 19,
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AF_END = 0xff,
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};
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#define GPIO_MODE_INPUT 0
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#define GPIO_MODE_OUTPUT_PP 1
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#define GPIO_MODE_OUTPUT_OD 2
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#define GPIO_MODE_AF_PP 3
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#define GPIO_MODE_AF_OD 4
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#define GPIO_MODE_ANALOG 5
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#define GPIO_IRQ_FALLING 0x1
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#define GPIO_IRQ_RISING 0x2
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#define GPIO_IRQ_LOWLEVEL 0x4
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#define GPIO_IRQ_HIGHLEVEL 0x8
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#define GPIO_NOPULL 0
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#define GPIO_PULLUP 1
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#define GPIO_PULLDOWN 2
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#define GPIO_LOW_POWER 0
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#define GPIO_MID_POWER 1
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#define GPIO_MID_FAST_POWER 2
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#define GPIO_HIGH_POWER 3
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#define IS_GPIO_MODE(MODE) (((MODE) == GPIO_MODE_INPUT) || \
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((MODE) == GPIO_MODE_OUTPUT_PP) || \
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((MODE) == GPIO_MODE_OUTPUT_OD) || \
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((MODE) == GPIO_MODE_AF_PP) || \
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((MODE) == GPIO_MODE_AF_OD) || \
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((MODE) == GPIO_MODE_ANALOG))
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#define IS_GPIO_DRIVE(DRIVE) (((DRIVE) == GPIO_LOW_POWER) || \
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((DRIVE) == GPIO_MID_POWER) || \
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((DRIVE) == GPIO_MID_FAST_POWER) || \
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((DRIVE) == GPIO_HIGH_POWER))
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#define IS_GPIO_PULL(PULL) (((PULL) == GPIO_NOPULL) || \
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((PULL) == GPIO_PULLUP) || \
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((PULL) == GPIO_PULLDOWN))
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#define IS_GPIO_AF(AF) ((AF) <= (uint8_t)0x1F)
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#define GPIO_PORT(pin) ((pin) >> 4)
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#define GPIO_MASK(pin) (1 << ((pin) & 0xf))
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#define GPIO_BIT(pin) ((pin) & 0xf)
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#define PODR_MASK (uint32_t)0x00000001
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#define PIDR_MASK (uint32_t)0x00000002
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#define PDR_MASK (uint32_t)0x00000004
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#define PCR_MASK (uint32_t)0x00000010
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#define NCODR_MASK (uint32_t)0x00000040
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#define DSCR_MASK (uint32_t)0x00000400
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#define DSCR1_MASK (uint32_t)0x00000800
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#define EOR_MASK (uint32_t)0x00001000
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#define EOF_MASK (uint32_t)0x00002000
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#define ISEL_MASK (uint32_t)0x00004000
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#define ASEL_MASK (uint32_t)0x00008000
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#define PMR_MASK (uint32_t)0x00010000
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#define PSEL_MASK (uint32_t)0x1f000000
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#define _PWPR (*(volatile uint8_t *)(R_PFS_BASE + 0x503))
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#define _PXXPFS(port, bit) (*(volatile uint32_t *)(R_PFS_BASE + (0x40 * ((uint32_t)port)) + (0x4 * ((uint32_t)bit))))
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#define _PCNTR1(port) (*(volatile uint32_t *)(R_PORT0_BASE + (0x20 * (port))))
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#define _PODR(port) (*(volatile uint16_t *)(R_PORT0_BASE + (0x20 * (port))))
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#define _PDR(port) (*(volatile uint16_t *)(R_PORT0_BASE + 0x2 + (0x20 * (port))))
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#define _PCNTR2(port) (*(volatile uint32_t *)(R_PORT0_BASE + 0x4 + (0x20 * (port))))
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#define _EIDR(port) (*(volatile uint16_t *)(R_PORT0_BASE + 0x4 + (0x20 * (port))))
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#define _PIDR(port) (*(volatile uint16_t *)(R_PORT0_BASE + 0x6 + (0x20 * (port))))
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#define _PCNTR3(port) (*(volatile uint32_t *)(R_PORT0_BASE + 0x8 + (0x20 * (port))))
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#define _PORR(port) (*(volatile uint16_t *)(R_PORT0_BASE + 0x8 + (0x20 * (port))))
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#define _POSR(port) (*(volatile uint16_t *)(R_PORT0_BASE + 0xa + (0x20 * (port))))
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#define _PCNTR4(port) (*(volatile uint32_t *)(R_PORT0_BASE + 0xc + (0x20 * (port))))
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#define _EORR(port) (*(volatile uint16_t *)(R_PORT0_BASE + 0xc + (0x20 * (port))))
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#define _EOSR(port) (*(volatile uint16_t *)(R_PORT0_BASE + 0xe + (0x20 * (port))))
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#define _PPXXPFS(port, bit) ((volatile uint32_t *)(R_PFS_BASE + (0x40 * (port)) + (0x4 * (bit))))
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#define _PPCNTR1(port) ((volatile uint32_t *)(R_PORT0_BASE + (0x20 * (port))))
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#define _PPODR(port) ((volatile uint16_t *)(R_PORT0_BASE + (0x20 * (port))))
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#define _PPDR(port) ((volatile uint16_t *)(R_PORT0_BASE + 0x2 + (0x20 * (port))))
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#define _PPCNTR2(port) ((volatile uint32_t *)(R_PORT0_BASE + 0x4 + (0x20 * (port))))
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#define _PEIDR(port) ((volatile uint16_t *)(R_PORT0_BASE + 0x4 + (0x20 * (port))))
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#define _PPIDR(port) ((volatile uint16_t *)(R_PORT0_BASE + 0x6 + (0x20 * (port))))
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#define _PPCNTR3(port) ((volatile uint32_t *)(R_PORT0_BASE + 0x8 + (0x20 * (port))))
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#define _PPORR(port) ((volatile uint16_t *)(R_PORT0_BASE + 0x8 + (0x20 * (port))))
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#define _PPOSR(port) ((volatile uint16_t *)(R_PORT0_BASE + 0xa + (0x20 * (port))))
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#define _PPCNTR4(port) ((volatile uint32_t *)(R_PORT0_BASE + 0xc + (0x20 * (port))))
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#define _PEORR(port) ((volatile uint16_t *)(R_PORT0_BASE + 0xc + (0x20 * (port))))
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#define _PEOSR(port) ((volatile uint16_t *)(R_PORT0_BASE + 0xe + (0x20 * (port))))
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void ra_gpio_config(uint32_t pin, uint32_t mode, uint32_t pull, uint32_t drive, uint32_t alt);
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void ra_gpio_mode_output(uint32_t pin);
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void ra_gpio_mode_input(uint32_t pin);
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void ra_gpio_set(uint32_t pin, uint32_t value);
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uint32_t ra_gpio_get(uint32_t pin);
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void ra_gpio_toggle(uint32_t pin);
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void ra_gpio_write(uint32_t pin, uint32_t value);
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uint32_t ra_gpio_read(uint32_t pin);
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uint32_t ra_gpio_get_mode(uint32_t pin);
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uint32_t ra_gpio_get_pull(uint32_t pin);
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uint32_t ra_gpio_get_af(uint32_t pin);
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uint32_t ra_gpio_get_drive(uint32_t pin);
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inline static void pwpr_unprotect(void) {
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_PWPR &= (uint8_t) ~0x80;
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_PWPR |= (uint8_t)0x40;
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}
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inline static void pwpr_protect(void) {
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_PWPR &= (uint8_t) ~0x40;
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_PWPR |= (uint8_t)0x80;
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}
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#endif /* RA_RA_GPIO_H_ */
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