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mahollimaholli
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adding SAM32 board
SAMD51 running circuitpython talking to an ESP32 running micropython. Full board details at: https://github.com/maholli/SAM32
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‎ports/atmel-samd/boards/sam32/board.c‎

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/*
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* This file is part of the MicroPython project, http://micropython.org/
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*
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* The MIT License (MIT)
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*
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* Copyright (c) 2017 Scott Shawcroft for Adafruit Industries
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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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#include <string.h>
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#include "boards/board.h"
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#include "py/mpconfig.h"
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#include "common-hal/digitalio/DigitalInOut.h"
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#include "shared-bindings/digitalio/DigitalInOut.h"
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#include "shared-bindings/neopixel_write/__init__.h"
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void board_init(void) {
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}
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bool board_requests_safe_mode(void) {
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return false;
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}
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void reset_board(void) {
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uint8_t zeroes[96];
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memset(zeroes, 0, 96);
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digitalio_digitalinout_obj_t neopixel;
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common_hal_digitalio_digitalinout_construct(&neopixel, &pin_PA15);
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common_hal_digitalio_digitalinout_switch_to_output(&neopixel, false, DRIVE_MODE_PUSH_PULL);
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common_hal_neopixel_write(&neopixel, zeroes, 96);
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common_hal_digitalio_digitalinout_deinit(&neopixel);
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}

‎ports/atmel-samd/boards/sam32/mpconfigboard.h‎

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#define MICROPY_HW_BOARD_NAME "SAM32v2a"
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#define MICROPY_HW_MCU_NAME "samd51j20"
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#define CIRCUITPY_MCU_FAMILY samd51
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#define MICROPY_HW_LED_STATUS (&pin_PA27)
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#define MICROPY_HW_NEOPIXEL (&pin_PA15)
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#define MICROPY_PORT_A (PORT_PA24 | PORT_PA25)
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#define MICROPY_PORT_B (0)
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#define MICROPY_PORT_C (0)
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#define MICROPY_PORT_D (0)
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#define AUTORESET_DELAY_MS 500
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#define CIRCUITPY_INTERNAL_NVM_SIZE 0
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#define BOARD_FLASH_SIZE (FLASH_SIZE - 0x4000 - 0x010000)
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#define BOARD_HAS_CRYSTAL 1
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#define DEFAULT_I2C_BUS_SCL (&pin_PA04)
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#define DEFAULT_I2C_BUS_SDA (&pin_PA07)
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#define DEFAULT_SPI_BUS_SCK (&pin_PB13)
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#define DEFAULT_SPI_BUS_MOSI (&pin_PB12)
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#define DEFAULT_SPI_BUS_MISO (&pin_PB14)
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#define DEFAULT_UART_BUS_TX (&pin_PB16)
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#define DEFAULT_UART_BUS_RX (&pin_PB17)
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#define IGNORE_PIN_PA24 1
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#define IGNORE_PIN_PA25 1

‎ports/atmel-samd/boards/sam32/mpconfigboard.mk‎

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LD_FILE = boards/samd51x20-bootloader.ld
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USB_VID = 0x239A
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USB_PID = 0x8021
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USB_PRODUCT = "SAM32"
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USB_MANUFACTURER = "maholli"
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QSPI_FLASH_FILESYSTEM = 0
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INTERNAL_FLASH_FILESYSTEM = 1
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LONGINT_IMPL = MPZ
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CHIP_VARIANT = SAMD51J20A
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CHIP_FAMILY = samd51

‎ports/atmel-samd/boards/sam32/pins.c‎

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#include "shared-bindings/board/__init__.h"
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#include "board_busses.h"
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STATIC const mp_rom_map_elem_t board_global_dict_table[] = {
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{ MP_ROM_QSTR(MP_QSTR_A0), MP_ROM_PTR(&pin_PB08) },
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{ MP_ROM_QSTR(MP_QSTR_A1), MP_ROM_PTR(&pin_PB09) },
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{ MP_ROM_QSTR(MP_QSTR_A2), MP_ROM_PTR(&pin_PA08) },
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{ MP_ROM_QSTR(MP_QSTR_A3), MP_ROM_PTR(&pin_PA09) },
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{ MP_ROM_QSTR(MP_QSTR_A6), MP_ROM_PTR(&pin_PB04) },
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{ MP_ROM_QSTR(MP_QSTR_A7), MP_ROM_PTR(&pin_PB05) },
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{ MP_ROM_QSTR(MP_QSTR_A8), MP_ROM_PTR(&pin_PB06) },
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{ MP_ROM_QSTR(MP_QSTR_A9), MP_ROM_PTR(&pin_PB07) },
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{ MP_ROM_QSTR(MP_QSTR_SCK), MP_ROM_PTR(&pin_PB13) },
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{ MP_ROM_QSTR(MP_QSTR_MOSI), MP_ROM_PTR(&pin_PB12) },
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{ MP_ROM_QSTR(MP_QSTR_MISO), MP_ROM_PTR(&pin_PB14) },
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{ MP_ROM_QSTR(MP_QSTR_xSDCS),MP_ROM_PTR(&pin_PB15) },
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{ MP_ROM_QSTR(MP_QSTR_DAC0), MP_ROM_PTR(&pin_PA02) },
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{ MP_ROM_QSTR(MP_QSTR_DAC1), MP_ROM_PTR(&pin_PA05) },
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{ MP_ROM_QSTR(MP_QSTR_D19), MP_ROM_PTR(&pin_PA10) },
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{ MP_ROM_QSTR(MP_QSTR_D20), MP_ROM_PTR(&pin_PA11) },
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{ MP_ROM_QSTR(MP_QSTR_D29), MP_ROM_PTR(&pin_PA12) },
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{ MP_ROM_QSTR(MP_QSTR_D30), MP_ROM_PTR(&pin_PA13) },
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{ MP_ROM_QSTR(MP_QSTR_D31), MP_ROM_PTR(&pin_PA14) },
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{ MP_ROM_QSTR(MP_QSTR_D35), MP_ROM_PTR(&pin_PA16) },
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{ MP_ROM_QSTR(MP_QSTR_D36), MP_ROM_PTR(&pin_PA17) },
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{ MP_ROM_QSTR(MP_QSTR_D37), MP_ROM_PTR(&pin_PA18) },
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{ MP_ROM_QSTR(MP_QSTR_D38), MP_ROM_PTR(&pin_PA19) },
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{ MP_ROM_QSTR(MP_QSTR_D41), MP_ROM_PTR(&pin_PA20) },
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{ MP_ROM_QSTR(MP_QSTR_D42), MP_ROM_PTR(&pin_PA21) },
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{ MP_ROM_QSTR(MP_QSTR_D43), MP_ROM_PTR(&pin_PA22) },
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{ MP_ROM_QSTR(MP_QSTR_D44), MP_ROM_PTR(&pin_PA23) },
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{ MP_ROM_QSTR(MP_QSTR_D49), MP_ROM_PTR(&pin_PB22) },
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{ MP_ROM_QSTR(MP_QSTR_D50), MP_ROM_PTR(&pin_PB23) },
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{ MP_ROM_QSTR(MP_QSTR_D59), MP_ROM_PTR(&pin_PB30) },
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{ MP_ROM_QSTR(MP_QSTR_D60), MP_ROM_PTR(&pin_PB31) },
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{ MP_ROM_QSTR(MP_QSTR_D64), MP_ROM_PTR(&pin_PB03) },
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{ MP_ROM_QSTR(MP_QSTR_TX), MP_ROM_PTR(&pin_PB16) },
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{ MP_ROM_QSTR(MP_QSTR_RX), MP_ROM_PTR(&pin_PB17) },
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{ MP_ROM_QSTR(MP_QSTR_SDA), MP_ROM_PTR(&pin_PA07) },
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{ MP_ROM_QSTR(MP_QSTR_SCL), MP_ROM_PTR(&pin_PA04) },
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{ MP_ROM_QSTR(MP_QSTR_RTS), MP_ROM_PTR(&pin_PB11) },
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{ MP_ROM_QSTR(MP_QSTR_DTR), MP_ROM_PTR(&pin_PB10) },
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{ MP_ROM_QSTR(MP_QSTR_LED), MP_ROM_PTR(&pin_PA27) },
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{ MP_ROM_QSTR(MP_QSTR_NEOPIXEL), MP_ROM_PTR(&pin_PA15) },
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{ MP_ROM_QSTR(MP_QSTR_UART), MP_ROM_PTR(&board_uart_obj) },
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{ MP_ROM_QSTR(MP_QSTR_I2C), MP_ROM_PTR(&board_i2c_obj) },
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{ MP_ROM_QSTR(MP_QSTR_SPI), MP_ROM_PTR(&board_spi_obj) },
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{ MP_ROM_QSTR(MP_QSTR_VBAT_MES), MP_ROM_PTR(&pin_PA06) },
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};
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MP_DEFINE_CONST_DICT(board_module_globals, board_global_dict_table);

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