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Merge pull request #1313 from siddacious/master
adding support for the CP32-M4
2 parents e153185 + 844b674 commit 6aca976

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‎ports/atmel-samd/boards/cp32-m4/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 "boards/board.h"
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#include "mpconfigboard.h"
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#include "hal/include/hal_gpio.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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}

‎ports/atmel-samd/boards/cp32-m4/mpconfigboard.h

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#define MICROPY_HW_BOARD_NAME "CP32-M4"
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#define MICROPY_HW_MCU_NAME "samd51g19"
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#define MICROPY_HW_APA102_MOSI (&pin_PA17)
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#define MICROPY_HW_APA102_SCK (&pin_PA16)
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#define CIRCUITPY_MCU_FAMILY samd51
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#define MICROPY_PORT_A (PORT_PA08 | PORT_PA09 | PORT_PA10 | PORT_PA11| PORT_PA16| PORT_PA17)
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#define MICROPY_PORT_B ( PORT_PB10 | PORT_PB11)
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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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// If you change this, then make sure to update the linker scripts as well to
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// make sure you don't overwrite code
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#define CIRCUITPY_INTERNAL_NVM_SIZE 8192
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#define BOARD_FLASH_SIZE (FLASH_SIZE - 0x4000 - CIRCUITPY_INTERNAL_NVM_SIZE)
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#include "external_flash/devices.h"
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// these are the labeled pins (SDA, SCL, SCK, MOSI, MISO, etc)
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#define EXTERNAL_FLASH_DEVICE_COUNT 1
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#define EXTERNAL_FLASH_DEVICES W25Q128JV_PM
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#include "external_flash/external_flash.h"
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#define DEFAULT_I2C_BUS_SCL (&pin_PB09)
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#define DEFAULT_I2C_BUS_SDA (&pin_PB08)
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#define DEFAULT_SPI_BUS_SCK (&pin_PA22)
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#define DEFAULT_SPI_BUS_MOSI (&pin_PA23)
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#define DEFAULT_SPI_BUS_MISO (&pin_PA21)
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#define DEFAULT_UART_BUS_RX (&pin_PA12)
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#define DEFAULT_UART_BUS_TX (&pin_PA13)

‎ports/atmel-samd/boards/cp32-m4/mpconfigboard.mk

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LD_FILE = boards/samd51x19-bootloader-external-flash.ld
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USB_VID = 0x239A
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USB_PID = 0x8021
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USB_PRODUCT = "CP32-M4"
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USB_MANUFACTURER = "Nadda-Reel Company LLC"
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QSPI_FLASH_FILESYSTEM = 1
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CHIP_VARIANT = SAMD51G19A
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CHIP_FAMILY = samd51

‎ports/atmel-samd/boards/cp32-m4/pins.c

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#include "shared-bindings/board/__init__.h"
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#include "board_busses.h"
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// This mapping only includes functional names because pins broken
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// out on connectors are labeled with their MCU name available from
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// microcontroller.pin.
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STATIC const mp_rom_map_elem_t board_global_dict_table[] = {
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{ MP_OBJ_NEW_QSTR(MP_QSTR_SPEAKER_P), MP_ROM_PTR(&pin_PA02) },
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{ MP_OBJ_NEW_QSTR(MP_QSTR_BATTERY), MP_ROM_PTR(&pin_PB08) },
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{ MP_OBJ_NEW_QSTR(MP_QSTR_SW3_4), MP_ROM_PTR(&pin_PB09) },
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{ MP_OBJ_NEW_QSTR(MP_QSTR_SW1_2), MP_ROM_PTR(&pin_PA04) },
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{ MP_OBJ_NEW_QSTR(MP_QSTR_SPEAKER_N), MP_ROM_PTR(&pin_PA05) },
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{ MP_OBJ_NEW_QSTR(MP_QSTR_SW9), MP_ROM_PTR(&pin_PA06) },
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{ MP_OBJ_NEW_QSTR(MP_QSTR_SW7), MP_ROM_PTR(&pin_PA07) },
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{ MP_OBJ_NEW_QSTR(MP_QSTR_BACKLIGHT_PWM), MP_ROM_PTR(&pin_PA12) },
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{ MP_OBJ_NEW_QSTR(MP_QSTR_EXT_HDR3), MP_ROM_PTR(&pin_PA13) },
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{ MP_OBJ_NEW_QSTR(MP_QSTR_SW5), MP_ROM_PTR(&pin_PA14) },
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{ MP_OBJ_NEW_QSTR(MP_QSTR_EXT_HDR4), MP_ROM_PTR(&pin_PA15) },
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{ MP_OBJ_NEW_QSTR(MP_QSTR_APA102_SCK), MP_ROM_PTR(&pin_PA16) },
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{ MP_OBJ_NEW_QSTR(MP_QSTR_APA102_MOSI), MP_ROM_PTR(&pin_PA17) },
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{ MP_OBJ_NEW_QSTR(MP_QSTR_STATUS_LED), MP_ROM_PTR(&pin_PA18) },
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{ MP_OBJ_NEW_QSTR(MP_QSTR_SW6), MP_ROM_PTR(&pin_PA19) },
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{ MP_OBJ_NEW_QSTR(MP_QSTR_VSPI_CS0), MP_ROM_PTR(&pin_PA20) },
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{ MP_OBJ_NEW_QSTR(MP_QSTR_VSPI_MISO), MP_ROM_PTR(&pin_PA21) },
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{ MP_OBJ_NEW_QSTR(MP_QSTR_VSPI_SCK), MP_ROM_PTR(&pin_PA22) },
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{ MP_OBJ_NEW_QSTR(MP_QSTR_VSPI_MOSI), MP_ROM_PTR(&pin_PA23) },
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{ MP_OBJ_NEW_QSTR(MP_QSTR_VSPI_CS1), MP_ROM_PTR(&pin_PB22) },
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{ MP_OBJ_NEW_QSTR(MP_QSTR_EXT_HDR5), MP_ROM_PTR(&pin_PB23) },
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{ MP_OBJ_NEW_QSTR(MP_QSTR_LCD_DC), MP_ROM_PTR(&pin_PA27) },
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{ MP_ROM_QSTR(MP_QSTR_SW8), MP_ROM_PTR(&pin_PB02) },
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{ MP_ROM_QSTR(MP_QSTR_SW10), MP_ROM_PTR(&pin_PB03) },
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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_UART), MP_ROM_PTR(&board_uart_obj) },
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};
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MP_DEFINE_CONST_DICT(board_module_globals, board_global_dict_table);

‎ports/atmel-samd/external_flash/devices.h

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// Settings for the Winbond W25Q128JV-SQ 16MiB SPI flash. Note that JV-IM has a different .memory_type (0x70)
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// Datasheet: https://www.winbond.com/resource-files/w25q128jv%20revf%2003272018%20plus.pdf
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#define W25Q128JV_SQ {\
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.total_size = (1 << 23), /* 16 MiB */ \
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.total_size = (1 << 24), /* 16 MiB */ \
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.start_up_time_us = 5000, \
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.manufacturer_id = 0xef, \
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.memory_type = 0x40, \
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}
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// Settings for the Winbond W25Q128JV-PM 16MiB SPI flash. Note that JV-IM has a different .memory_type (0x70)
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// Datasheet: https://www.winbond.com/resource-files/w25q128jv%20revf%2003272018%20plus.pdf
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#define W25Q128JV_PM {\
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.total_size = (1 << 24), /* 16 MiB */ \
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.start_up_time_us = 5000, \
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.manufacturer_id = 0xef, \
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.memory_type = 0x70, \
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.capacity = 0x18, \
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.max_clock_speed_mhz = 133, \
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.has_sector_protection = false, \
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.supports_fast_read = true, \
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.supports_qspi = true, \
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.has_quad_enable = true, \
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.supports_qspi_writes = true, \
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.write_status_register_split = false, \
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}
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#endif // MICROPY_INCLUDED_ATMEL_SAMD_EXTERNAL_FLASH_DEVICES_H

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