From b79de65ad61d3d997969cef736bc75c2415fce80 Mon Sep 17 00:00:00 2001 From: Dan Halbert Date: Tue, 27 Jan 2026 16:30:36 -0500 Subject: [PATCH 1/2] Initial defn for Freensy 2350 --- .../boards/adafruit_freensy_rp2350/board.c | 16 ++++++ .../adafruit_freensy_rp2350/mpconfigboard.h | 20 +++++++ .../adafruit_freensy_rp2350/mpconfigboard.mk | 10 ++++ .../pico-sdk-configboard.h | 10 ++++ .../boards/adafruit_freensy_rp2350/pins.c | 54 +++++++++++++++++++ 5 files changed, 110 insertions(+) create mode 100644 ports/raspberrypi/boards/adafruit_freensy_rp2350/board.c create mode 100644 ports/raspberrypi/boards/adafruit_freensy_rp2350/mpconfigboard.h create mode 100644 ports/raspberrypi/boards/adafruit_freensy_rp2350/mpconfigboard.mk create mode 100644 ports/raspberrypi/boards/adafruit_freensy_rp2350/pico-sdk-configboard.h create mode 100644 ports/raspberrypi/boards/adafruit_freensy_rp2350/pins.c diff --git a/ports/raspberrypi/boards/adafruit_freensy_rp2350/board.c b/ports/raspberrypi/boards/adafruit_freensy_rp2350/board.c new file mode 100644 index 0000000000000..fddd2572c1fcd --- /dev/null +++ b/ports/raspberrypi/boards/adafruit_freensy_rp2350/board.c @@ -0,0 +1,16 @@ +// This file is part of the CircuitPython project: https://circuitpython.org +// +// SPDX-FileCopyrightText: Copyright (c) 2021 Scott Shawcroft for Adafruit Industries +// +// SPDX-License-Identifier: MIT + +#include "py/obj.h" +#include "supervisor/board.h" + +#include "common-hal/picodvi/__init__.h" + +// Use the MP_WEAK supervisor/shared/board.c versions of routines not defined here. + +void board_init(void) { + picodvi_autoconstruct(); +} diff --git a/ports/raspberrypi/boards/adafruit_freensy_rp2350/mpconfigboard.h b/ports/raspberrypi/boards/adafruit_freensy_rp2350/mpconfigboard.h new file mode 100644 index 0000000000000..9bde1fdbdd70c --- /dev/null +++ b/ports/raspberrypi/boards/adafruit_freensy_rp2350/mpconfigboard.h @@ -0,0 +1,20 @@ +// This file is part of the CircuitPython project: https://circuitpython.org +// +// SPDX-FileCopyrightText: Copyright (c) 2026 Dan Halbert for Adafruit Industries +// +// SPDX-License-Identifier: MIT + +#define MICROPY_HW_BOARD_NAME "Adafruit Freensy RP2350" +#define MICROPY_HW_MCU_NAME "rp2350a" + +#define MICROPY_HW_NEOPIXEL (&pin_GPIO17) + +#define DEFAULT_I2C_BUS_SCL (&pin_GPIO19) +#define DEFAULT_I2C_BUS_SDA (&pin_GPIO18) + +#define DEFAULT_SPI_BUS_SCK (&pin_GPIO10) +#define DEFAULT_SPI_BUS_MOSI (&pin_GPIO11) +#define DEFAULT_SPI_BUS_MISO (&pin_GPIO12) + +#define DEFAULT_UART_BUS_RX (&pin_GPIO1) +#define DEFAULT_UART_BUS_TX (&pin_GPIO0) diff --git a/ports/raspberrypi/boards/adafruit_freensy_rp2350/mpconfigboard.mk b/ports/raspberrypi/boards/adafruit_freensy_rp2350/mpconfigboard.mk new file mode 100644 index 0000000000000..6070a1fbe8f55 --- /dev/null +++ b/ports/raspberrypi/boards/adafruit_freensy_rp2350/mpconfigboard.mk @@ -0,0 +1,10 @@ +USB_VID = 0x239A +USB_PID = 0x8170 +USB_PRODUCT = "Freensy RP2350" +USB_MANUFACTURER = "Adafruit" + +CHIP_VARIANT = RP2350 +CHIP_PACKAGE = A +CHIP_FAMILY = rp2 + +EXTERNAL_FLASH_DEVICES = "GD25Q64C,W25Q64JVxQ" diff --git a/ports/raspberrypi/boards/adafruit_freensy_rp2350/pico-sdk-configboard.h b/ports/raspberrypi/boards/adafruit_freensy_rp2350/pico-sdk-configboard.h new file mode 100644 index 0000000000000..2d9283a9192f2 --- /dev/null +++ b/ports/raspberrypi/boards/adafruit_freensy_rp2350/pico-sdk-configboard.h @@ -0,0 +1,10 @@ +// This file is part of the CircuitPython project: https://circuitpython.org +// +// SPDX-FileCopyrightText: Copyright (c) 2021 Scott Shawcroft for Adafruit Industries +// +// SPDX-License-Identifier: MIT + +// Put board-specific pico-sdk definitions here. This file must exist. + +// Allow extra time for xosc to start. +#define PICO_XOSC_STARTUP_DELAY_MULTIPLIER 64 diff --git a/ports/raspberrypi/boards/adafruit_freensy_rp2350/pins.c b/ports/raspberrypi/boards/adafruit_freensy_rp2350/pins.c new file mode 100644 index 0000000000000..0d769fd4d565d --- /dev/null +++ b/ports/raspberrypi/boards/adafruit_freensy_rp2350/pins.c @@ -0,0 +1,54 @@ +// This file is part of the CircuitPython project: https://circuitpython.org +// +// SPDX-FileCopyrightText: Copyright (c) 2026 Dan Halbert for Adafruit Industries +// +// SPDX-License-Identifier: MIT + +#include "shared-bindings/board/__init__.h" + +static const mp_rom_map_elem_t board_module_globals_table[] = { + CIRCUITPYTHON_BOARD_DICT_STANDARD_ITEMS + + { MP_ROM_QSTR(MP_QSTR_A0), MP_ROM_PTR(&pin_GPIO26) }, + { MP_ROM_QSTR(MP_QSTR_A1), MP_ROM_PTR(&pin_GPIO27) }, + { MP_ROM_QSTR(MP_QSTR_A2), MP_ROM_PTR(&pin_GPIO28) }, + { MP_ROM_QSTR(MP_QSTR_A3), MP_ROM_PTR(&pin_GPIO29) }, + + { MP_ROM_QSTR(MP_QSTR_TX), MP_ROM_PTR(&pin_GPIO0) }, + { MP_ROM_QSTR(MP_QSTR_RX), MP_ROM_PTR(&pin_GPIO1) }, + + { MP_ROM_QSTR(MP_QSTR_D2), MP_ROM_PTR(&pin_GPIO2) }, + { MP_ROM_QSTR(MP_QSTR_D3), MP_ROM_PTR(&pin_GPIO3) }, + { MP_ROM_QSTR(MP_QSTR_D4), MP_ROM_PTR(&pin_GPIO4) }, + { MP_ROM_QSTR(MP_QSTR_D5), MP_ROM_PTR(&pin_GPIO5) }, + { MP_ROM_QSTR(MP_QSTR_D6), MP_ROM_PTR(&pin_GPIO6) }, + { MP_ROM_QSTR(MP_QSTR_D7), MP_ROM_PTR(&pin_GPIO7) }, + { MP_ROM_QSTR(MP_QSTR_D8), MP_ROM_PTR(&pin_GPIO8) }, + { MP_ROM_QSTR(MP_QSTR_D9), MP_ROM_PTR(&pin_GPIO9) }, + + { MP_ROM_QSTR(MP_QSTR_D20), MP_ROM_PTR(&pin_GPIO20) }, + { MP_ROM_QSTR(MP_QSTR_D21), MP_ROM_PTR(&pin_GPIO21) }, + { MP_ROM_QSTR(MP_QSTR_D22), MP_ROM_PTR(&pin_GPIO22) }, + { MP_ROM_QSTR(MP_QSTR_D23), MP_ROM_PTR(&pin_GPIO23) }, + + { MP_ROM_QSTR(MP_QSTR_LED), MP_ROM_PTR(&pin_GPIO13) }, + { MP_ROM_QSTR(MP_QSTR_D13), MP_ROM_PTR(&pin_GPIO13) }, + + { MP_ROM_QSTR(MP_QSTR_SDA), MP_ROM_PTR(&pin_GPIO18) }, + { MP_ROM_QSTR(MP_QSTR_SCL), MP_ROM_PTR(&pin_GPIO19) }, + + { MP_ROM_QSTR(MP_QSTR_D10), MP_ROM_PTR(&pin_GPIO10) }, + { MP_ROM_QSTR(MP_QSTR_CS), MP_ROM_PTR(&pin_GPIO10) }, + + { MP_ROM_QSTR(MP_QSTR_SCK), MP_ROM_PTR(&pin_GPIO14) }, + { MP_ROM_QSTR(MP_QSTR_MOSI), MP_ROM_PTR(&pin_GPIO11) }, + { MP_ROM_QSTR(MP_QSTR_MISO), MP_ROM_PTR(&pin_GPIO12) }, + + { MP_ROM_QSTR(MP_QSTR_NEOPIXEL), MP_ROM_PTR(&pin_GPIO17) }, + + { MP_ROM_QSTR(MP_QSTR_I2C), MP_ROM_PTR(&board_i2c_obj) }, + { MP_ROM_QSTR(MP_QSTR_STEMMA_I2C), MP_ROM_PTR(&board_i2c_obj) }, + { MP_ROM_QSTR(MP_QSTR_SPI), MP_ROM_PTR(&board_spi_obj) }, + { MP_ROM_QSTR(MP_QSTR_UART), MP_ROM_PTR(&board_uart_obj) }, +}; +MP_DEFINE_CONST_DICT(board_module_globals, board_module_globals_table); From 342a3649f69c03d7117b85376bc4fffadb12da5e Mon Sep 17 00:00:00 2001 From: Dan Halbert Date: Wed, 28 Jan 2026 14:20:23 -0500 Subject: [PATCH 2/2] name change to Tinychad --- .../board.c | 0 .../mpconfigboard.h | 2 +- .../mpconfigboard.mk | 2 +- .../pico-sdk-configboard.h | 0 .../pins.c | 0 5 files changed, 2 insertions(+), 2 deletions(-) rename ports/raspberrypi/boards/{adafruit_freensy_rp2350 => adafruit_tinychad_rp2350}/board.c (100%) rename ports/raspberrypi/boards/{adafruit_freensy_rp2350 => adafruit_tinychad_rp2350}/mpconfigboard.h (90%) rename ports/raspberrypi/boards/{adafruit_freensy_rp2350 => adafruit_tinychad_rp2350}/mpconfigboard.mk (84%) rename ports/raspberrypi/boards/{adafruit_freensy_rp2350 => adafruit_tinychad_rp2350}/pico-sdk-configboard.h (100%) rename ports/raspberrypi/boards/{adafruit_freensy_rp2350 => adafruit_tinychad_rp2350}/pins.c (100%) diff --git a/ports/raspberrypi/boards/adafruit_freensy_rp2350/board.c b/ports/raspberrypi/boards/adafruit_tinychad_rp2350/board.c similarity index 100% rename from ports/raspberrypi/boards/adafruit_freensy_rp2350/board.c rename to ports/raspberrypi/boards/adafruit_tinychad_rp2350/board.c diff --git a/ports/raspberrypi/boards/adafruit_freensy_rp2350/mpconfigboard.h b/ports/raspberrypi/boards/adafruit_tinychad_rp2350/mpconfigboard.h similarity index 90% rename from ports/raspberrypi/boards/adafruit_freensy_rp2350/mpconfigboard.h rename to ports/raspberrypi/boards/adafruit_tinychad_rp2350/mpconfigboard.h index 9bde1fdbdd70c..958ab01a0b6a8 100644 --- a/ports/raspberrypi/boards/adafruit_freensy_rp2350/mpconfigboard.h +++ b/ports/raspberrypi/boards/adafruit_tinychad_rp2350/mpconfigboard.h @@ -4,7 +4,7 @@ // // SPDX-License-Identifier: MIT -#define MICROPY_HW_BOARD_NAME "Adafruit Freensy RP2350" +#define MICROPY_HW_BOARD_NAME "Adafruit Tinychad RP2350" #define MICROPY_HW_MCU_NAME "rp2350a" #define MICROPY_HW_NEOPIXEL (&pin_GPIO17) diff --git a/ports/raspberrypi/boards/adafruit_freensy_rp2350/mpconfigboard.mk b/ports/raspberrypi/boards/adafruit_tinychad_rp2350/mpconfigboard.mk similarity index 84% rename from ports/raspberrypi/boards/adafruit_freensy_rp2350/mpconfigboard.mk rename to ports/raspberrypi/boards/adafruit_tinychad_rp2350/mpconfigboard.mk index 6070a1fbe8f55..8d2a9c2f5273f 100644 --- a/ports/raspberrypi/boards/adafruit_freensy_rp2350/mpconfigboard.mk +++ b/ports/raspberrypi/boards/adafruit_tinychad_rp2350/mpconfigboard.mk @@ -1,6 +1,6 @@ USB_VID = 0x239A USB_PID = 0x8170 -USB_PRODUCT = "Freensy RP2350" +USB_PRODUCT = "Tinychad RP2350" USB_MANUFACTURER = "Adafruit" CHIP_VARIANT = RP2350 diff --git a/ports/raspberrypi/boards/adafruit_freensy_rp2350/pico-sdk-configboard.h b/ports/raspberrypi/boards/adafruit_tinychad_rp2350/pico-sdk-configboard.h similarity index 100% rename from ports/raspberrypi/boards/adafruit_freensy_rp2350/pico-sdk-configboard.h rename to ports/raspberrypi/boards/adafruit_tinychad_rp2350/pico-sdk-configboard.h diff --git a/ports/raspberrypi/boards/adafruit_freensy_rp2350/pins.c b/ports/raspberrypi/boards/adafruit_tinychad_rp2350/pins.c similarity index 100% rename from ports/raspberrypi/boards/adafruit_freensy_rp2350/pins.c rename to ports/raspberrypi/boards/adafruit_tinychad_rp2350/pins.c