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Add support for new board: Waveshare RP2040-GEEK
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‎ports/raspberrypi/boards/waveshare_rp2040_geek/board.c‎

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#include "supervisor/board.h"
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#include "mpconfigboard.h"
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#include "shared-module/displayio/__init__.h"
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#include "shared-module/displayio/mipi_constants.h"
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#include "shared-bindings/board/__init__.h"
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#define DELAY 0x80
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fourwire_fourwire_obj_t board_display_obj;
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// display init sequence according to https://github.com/adafruit/Adafruit_CircuitPython_ST7789
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uint8_t display_init_sequence[] = {
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0x01, 0 | DELAY, 0x96, // _SWRESET and Delay 150ms
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0x11, 0 | DELAY, 0xFF, // _SLPOUT and Delay 500ms
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0x3A, 0x81, 0x55, 0x0A, // _COLMOD and Delay 10ms
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0x36, 0x01, 0x08, // _MADCTL
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0x21, 0 | DELAY, 0x0A, // _INVON Hack and Delay 10ms
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0x13, 0 | DELAY, 0x0A, // _NORON and Delay 10ms
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0x36, 0x01, 0xC0, // _MADCTL
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0x29, 0 | DELAY, 0xFF, // _DISPON and Delay 500ms
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};
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static void display_init(void) {
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busio_spi_obj_t *spi = common_hal_board_create_spi(0);
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fourwire_fourwire_obj_t *bus = &allocate_display_bus()->fourwire_bus;
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bus->base.type = &fourwire_fourwire_type;
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common_hal_fourwire_fourwire_construct(
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bus,
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spi,
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&pin_GPIO8, // TFT_DC
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&pin_GPIO9, // TFT_CS
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&pin_GPIO12, // TFT_RST
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50000000, // Baudrate
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0, // Polarity
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0 // Phase
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);
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busdisplay_busdisplay_obj_t *display = &allocate_display()->display;
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display->base.type = &busdisplay_busdisplay_type;
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common_hal_busdisplay_busdisplay_construct(
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display,
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bus,
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240, // Width
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135, // Height
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53, // column start
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40, // row start
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270, // rotation
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16, // Color depth
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false, // Grayscale
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false, // Pixels in a byte share a row
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1, // bytes per cell
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false, // reverse_pixels_in_byte
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true, // reverse_pixels_in_word
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MIPI_COMMAND_SET_COLUMN_ADDRESS, // set column command
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MIPI_COMMAND_SET_PAGE_ADDRESS, // set row command
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MIPI_COMMAND_WRITE_MEMORY_START, // write memory command
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display_init_sequence,
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sizeof(display_init_sequence),
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&pin_GPIO25, // backlight pin
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NO_BRIGHTNESS_COMMAND,
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1.0f, // brightness
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false, // single_byte_bounds
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false, // data_as_commands
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true, // auto_refresh
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60, // native_frames_per_second
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true, // backlight_on_high
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false, // SH1107_addressing
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1000 // backlight pwm frequency
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);
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}
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void board_init(void) {
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display_init();
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}

‎ports/raspberrypi/boards/waveshare_rp2040_geek/mpconfigboard.h‎

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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) 2019 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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// Micropython setup
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#define MICROPY_HW_BOARD_NAME "Waveshare RP2040-GEEK"
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#define MICROPY_HW_MCU_NAME "rp2040"
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#define CIRCUITPY_BOARD_I2C (1)
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#define CIRCUITPY_BOARD_I2C_PIN {{.scl = &pin_GPIO29, .sda = &pin_GPIO28}}
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#define CIRCUITPY_BOARD_SPI (2)
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#define CIRCUITPY_BOARD_SPI_PIN {{.clock = &pin_GPIO10, .mosi = &pin_GPIO11}, \
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{.clock = &pin_GPIO18, .mosi = &pin_GPIO19, .miso = &pin_GPIO20}}
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#define CIRCUITPY_BOARD_UART (1)
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#define CIRCUITPY_BOARD_UART_PIN {{.tx = &pin_GPIO4, .rx = &pin_GPIO5}}

‎ports/raspberrypi/boards/waveshare_rp2040_geek/mpconfigboard.mk‎

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USB_VID = 0x2E8A
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USB_PID = 0x1021
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USB_PRODUCT = "RP2040-GEEK"
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USB_MANUFACTURER = "Waveshare Electronics"
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CHIP_VARIANT = RP2040
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CHIP_FAMILY = rp2
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EXTERNAL_FLASH_DEVICES = "W25Q32JVxQ"
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CIRCUITPY__EVE = 1

‎ports/raspberrypi/boards/waveshare_rp2040_geek/pico-sdk-configboard.h‎

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// Put board-specific pico-sdk definitions here. This file must exist.

‎ports/raspberrypi/boards/waveshare_rp2040_geek/pins.c‎

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#include "shared-bindings/board/__init__.h"
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#include "shared-module/displayio/__init__.h"
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CIRCUITPY_BOARD_BUS_SINGLETON(sd_spi, spi, 1)
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STATIC const mp_rom_map_elem_t board_module_globals_table[] = {
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CIRCUITPYTHON_BOARD_DICT_STANDARD_ITEMS
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// 2-3 DEBUG
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{ MP_ROM_QSTR(MP_QSTR_IO2), MP_ROM_PTR(&pin_GPIO2) },
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{ MP_ROM_QSTR(MP_QSTR_IO3), MP_ROM_PTR(&pin_GPIO3) },
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// 4-5 UART
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{ MP_ROM_QSTR(MP_QSTR_IO4), MP_ROM_PTR(&pin_GPIO4) },
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{ MP_ROM_QSTR(MP_QSTR_IO5), MP_ROM_PTR(&pin_GPIO5) },
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// 8-12 LCD
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{ MP_ROM_QSTR(MP_QSTR_IO8), MP_ROM_PTR(&pin_GPIO8) },
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{ MP_ROM_QSTR(MP_QSTR_IO9), MP_ROM_PTR(&pin_GPIO9) },
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{ MP_ROM_QSTR(MP_QSTR_IO10), MP_ROM_PTR(&pin_GPIO10) },
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{ MP_ROM_QSTR(MP_QSTR_IO11), MP_ROM_PTR(&pin_GPIO11) },
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{ MP_ROM_QSTR(MP_QSTR_IO12), MP_ROM_PTR(&pin_GPIO12) },
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// 16-17 I2C
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{ MP_ROM_QSTR(MP_QSTR_IO16), MP_ROM_PTR(&pin_GPIO16) },
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{ MP_ROM_QSTR(MP_QSTR_IO17), MP_ROM_PTR(&pin_GPIO17) },
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// 18-23 SD Card
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{ MP_ROM_QSTR(MP_QSTR_IO18), MP_ROM_PTR(&pin_GPIO18) },
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{ MP_ROM_QSTR(MP_QSTR_IO19), MP_ROM_PTR(&pin_GPIO19) },
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{ MP_ROM_QSTR(MP_QSTR_IO20), MP_ROM_PTR(&pin_GPIO20) },
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{ MP_ROM_QSTR(MP_QSTR_IO21), MP_ROM_PTR(&pin_GPIO21) },
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{ MP_ROM_QSTR(MP_QSTR_IO22), MP_ROM_PTR(&pin_GPIO22) },
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{ MP_ROM_QSTR(MP_QSTR_IO23), MP_ROM_PTR(&pin_GPIO23) },
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// 25 LCD Backlight
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{ MP_ROM_QSTR(MP_QSTR_IO25), MP_ROM_PTR(&pin_GPIO25) },
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// 28-29 I2C
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{ MP_ROM_QSTR(MP_QSTR_IO28), MP_ROM_PTR(&pin_GPIO28) },
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{ MP_ROM_QSTR(MP_QSTR_IO29), MP_ROM_PTR(&pin_GPIO29) },
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// UART
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{ MP_ROM_QSTR(MP_QSTR_TX), MP_ROM_PTR(&pin_GPIO4) },
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{ MP_ROM_QSTR(MP_QSTR_RX), MP_ROM_PTR(&pin_GPIO5) },
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{ MP_ROM_QSTR(MP_QSTR_UART), MP_ROM_PTR(&board_uart_obj) },
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// I2C
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{ MP_ROM_QSTR(MP_QSTR_SCL), MP_ROM_PTR(&pin_GPIO29) },
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{ MP_ROM_QSTR(MP_QSTR_SDA), MP_ROM_PTR(&pin_GPIO28) },
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{ MP_ROM_QSTR(MP_QSTR_I2C), MP_ROM_PTR(&board_i2c_obj) },
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// SPI SD Card
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{ MP_ROM_QSTR(MP_QSTR_SD_SCK), MP_ROM_PTR(&pin_GPIO18)},
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{ MP_ROM_QSTR(MP_QSTR_SD_MOSI), MP_ROM_PTR(&pin_GPIO19)},
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{ MP_ROM_QSTR(MP_QSTR_SD_MISO), MP_ROM_PTR(&pin_GPIO20)},
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{ MP_ROM_QSTR(MP_QSTR_SD_CS), MP_ROM_PTR(&pin_GPIO23)},
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{ MP_ROM_QSTR(MP_QSTR_SD_SPI), MP_ROM_PTR(&board_sd_spi_obj) },
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// SDIO SD Card
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{ MP_ROM_QSTR(MP_QSTR_SDIO_CLK), MP_ROM_PTR(&pin_GPIO18)},
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{ MP_ROM_QSTR(MP_QSTR_SDIO_COMMAND), MP_ROM_PTR(&pin_GPIO19)},
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{ MP_ROM_QSTR(MP_QSTR_SDIO_DATA0), MP_ROM_PTR(&pin_GPIO20)},
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{ MP_ROM_QSTR(MP_QSTR_SDIO_DATA1), MP_ROM_PTR(&pin_GPIO21)},
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{ MP_ROM_QSTR(MP_QSTR_SDIO_DATA2), MP_ROM_PTR(&pin_GPIO22)},
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{ MP_ROM_QSTR(MP_QSTR_SDIO_DATA3), MP_ROM_PTR(&pin_GPIO23)},
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// LCD
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{ MP_ROM_QSTR(MP_QSTR_LCD_DC), MP_ROM_PTR(&pin_GPIO8) },
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{ MP_ROM_QSTR(MP_QSTR_LCD_CS), MP_ROM_PTR(&pin_GPIO9) },
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{ MP_ROM_QSTR(MP_QSTR_LCD_CLK), MP_ROM_PTR(&pin_GPIO10) },
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{ MP_ROM_QSTR(MP_QSTR_LCD_MOSI), MP_ROM_PTR(&pin_GPIO11) },
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{ MP_ROM_QSTR(MP_QSTR_LCD_RST), MP_ROM_PTR(&pin_GPIO12) },
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{ MP_ROM_QSTR(MP_QSTR_LCD_BACKLIGHT), MP_ROM_PTR(&pin_GPIO25) },
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{ MP_ROM_QSTR(MP_QSTR_LCD_SPI), MP_ROM_PTR(&board_spi_obj) },
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{ MP_ROM_QSTR(MP_QSTR_DISPLAY), MP_ROM_PTR(&displays[0].display) },
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};
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MP_DEFINE_CONST_DICT(board_module_globals, board_module_globals_table);

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