Initial Itsy nRF52840 defn

This commit is contained in:
Dan Halbert 2019-10-25 11:15:34 -04:00
parent 3683ee3ffa
commit cdeb0857a9
7 changed files with 172 additions and 7 deletions

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@ -109,6 +109,7 @@ jobs:
- "hallowing_m4_express"
- "itsybitsy_m0_express"
- "itsybitsy_m4_express"
- "itsybitsy_nrf52840_express"
- "kicksat-sprite"
- "makerdiary_nrf52840_mdk"
- "makerdiary_nrf52840_mdk_usb_dongle"

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@ -0,0 +1,38 @@
/*
* This file is part of the MicroPython project, http://micropython.org/
*
* The MIT License (MIT)
*
* Copyright (c) 2017 Scott Shawcroft for Adafruit Industries
*
* Permission is hereby granted, free of charge, to any person obtaining a copy
* of this software and associated documentation files (the "Software"), to deal
* in the Software without restriction, including without limitation the rights
* to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
* copies of the Software, and to permit persons to whom the Software is
* furnished to do so, subject to the following conditions:
*
* The above copyright notice and this permission notice shall be included in
* all copies or substantial portions of the Software.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
* AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
* OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
* THE SOFTWARE.
*/
#include "boards/board.h"
void board_init(void) {
}
bool board_requests_safe_mode(void) {
return false;
}
void reset_board(void) {
}

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@ -0,0 +1,47 @@
#include "nrfx/hal/nrf_gpio.h"
#define MICROPY_HW_BOARD_NAME "Adafruit ItsyBitsy nRF52840 Express"
#define MICROPY_HW_MCU_NAME "nRF52840"
#define MICROPY_PY_SYS_PLATFORM "ItsyBitsy52840Express"
#define FLASH_SIZE (0x100000)
#define FLASH_PAGE_SIZE (4096)
#define MICROPY_HW_LED_STATUS (&pin_P0_06)
#define MICROPY_HW_APA102_MOSI (&pin_P0_08)
#define MICROPY_HW_APA102_SCK (&pin_P1_09)
#if QSPI_FLASH_FILESYSTEM
#define MICROPY_QSPI_DATA0 NRF_GPIO_PIN_MAP(0, 21)
#define MICROPY_QSPI_DATA1 NRF_GPIO_PIN_MAP(0, 22)
#define MICROPY_QSPI_DATA2 NRF_GPIO_PIN_MAP(1, 00)
#define MICROPY_QSPI_DATA3 NRF_GPIO_PIN_MAP(0, 17)
#define MICROPY_QSPI_SCK NRF_GPIO_PIN_MAP(0, 19)
#define MICROPY_QSPI_CS NRF_GPIO_PIN_MAP(0, 23)
#endif
#if SPI_FLASH_FILESYSTEM
#define SPI_FLASH_MOSI_PIN &pin_P0_21
#define SPI_FLASH_MISO_PIN &pin_P0_22
#define SPI_FLASH_SCK_PIN &pin_P0_19
#define SPI_FLASH_CS_PIN &pin_P0_23
#endif
#define CIRCUITPY_AUTORELOAD_DELAY_MS 500
#define CIRCUITPY_INTERNAL_NVM_SIZE (4096)
#define BOARD_FLASH_SIZE (FLASH_SIZE - 0x4000 - CIRCUITPY_INTERNAL_NVM_SIZE)
#define BOARD_HAS_CRYSTAL 1
#define DEFAULT_I2C_BUS_SCL (&pin_P0_14)
#define DEFAULT_I2C_BUS_SDA (&pin_P0_16)
#define DEFAULT_SPI_BUS_SCK (&pin_P0_13)
#define DEFAULT_SPI_BUS_MOSI (&pin_P0_15)
#define DEFAULT_SPI_BUS_MISO (&pin_P0_20)
#define DEFAULT_UART_BUS_RX (&pin_P0_25)
#define DEFAULT_UART_BUS_TX (&pin_P0_24)

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@ -0,0 +1,26 @@
USB_VID = 0x239A
USB_PID = 0x8052
USB_PRODUCT = "ItsyBitsy nRF52840 Express"
USB_MANUFACTURER = "Adafruit Industries LLC"
MCU_SERIES = m4
MCU_VARIANT = nrf52
MCU_SUB_VARIANT = nrf52840
MCU_CHIP = nrf52840
SD ?= s140
SOFTDEV_VERSION ?= 6.1.0
BOOT_SETTING_ADDR = 0xFF000
ifeq ($(SD),)
LD_FILE = boards/nrf52840_1M_256k.ld
else
LD_FILE = boards/adafruit_$(MCU_SUB_VARIANT)_$(SD_LOWER)_v$(firstword $(subst ., ,$(SOFTDEV_VERSION))).ld
CIRCUITPY_BLEIO = 1
endif
NRF_DEFINES += -DNRF52840_XXAA -DNRF52840
QSPI_FLASH_FILESYSTEM = 1
EXTERNAL_FLASH_DEVICE_COUNT = 1
EXTERNAL_FLASH_DEVICES = "GD25Q16C"

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@ -0,0 +1,46 @@
#include "shared-bindings/board/__init__.h"
STATIC const mp_rom_map_elem_t board_module_globals_table[] = {
{ MP_ROM_QSTR(MP_QSTR_A0), MP_ROM_PTR(&pin_P0_04) },
{ MP_ROM_QSTR(MP_QSTR_A1), MP_ROM_PTR(&pin_P0_30) },
{ MP_ROM_QSTR(MP_QSTR_A2), MP_ROM_PTR(&pin_P0_28) },
{ MP_ROM_QSTR(MP_QSTR_A3), MP_ROM_PTR(&pin_P0_31) },
{ MP_ROM_QSTR(MP_QSTR_A4), MP_ROM_PTR(&pin_P0_02) },
{ MP_ROM_QSTR(MP_QSTR_A5), MP_ROM_PTR(&pin_P0_03) },
{ MP_ROM_QSTR(MP_QSTR_SWITCH), MP_ROM_PTR(&pin_P0_29) },
{ MP_ROM_QSTR(MP_QSTR_D0), MP_ROM_PTR(&pin_P0_25) },
{ MP_ROM_QSTR(MP_QSTR_RX), MP_ROM_PTR(&pin_P0_25) },
{ MP_ROM_QSTR(MP_QSTR_D1), MP_ROM_PTR(&pin_P0_24) },
{ MP_ROM_QSTR(MP_QSTR_TX), MP_ROM_PTR(&pin_P0_24) },
{ MP_ROM_QSTR(MP_QSTR_D2), MP_ROM_PTR(&pin_P1_02) },
{ MP_ROM_QSTR(MP_QSTR_D5), MP_ROM_PTR(&pin_P0_27) },
{ MP_ROM_QSTR(MP_QSTR_D7), MP_ROM_PTR(&pin_P1_08) },
{ MP_ROM_QSTR(MP_QSTR_D9), MP_ROM_PTR(&pin_P0_07) },
{ MP_ROM_QSTR(MP_QSTR_D10), MP_ROM_PTR(&pin_P0_05) },
{ MP_ROM_QSTR(MP_QSTR_D11), MP_ROM_PTR(&pin_P0_26) },
{ MP_ROM_QSTR(MP_QSTR_D12), MP_ROM_PTR(&pin_P0_11) },
{ MP_ROM_QSTR(MP_QSTR_D13), MP_ROM_PTR(&pin_P0_12) },
{ MP_ROM_QSTR(MP_QSTR_SCL), MP_ROM_PTR(&pin_P0_14) },
{ MP_ROM_QSTR(MP_QSTR_SDA), MP_ROM_PTR(&pin_P0_16) },
{ MP_ROM_QSTR(MP_QSTR_APA102_MOSI), MP_ROM_PTR(&pin_P0_08) },
{ MP_ROM_QSTR(MP_QSTR_APA102_SCK), MP_ROM_PTR(&pin_P1_09) },
{ MP_ROM_QSTR(MP_QSTR_SCK), MP_ROM_PTR(&pin_P0_13) },
{ MP_ROM_QSTR(MP_QSTR_MOSI), MP_ROM_PTR(&pin_P0_15) },
{ MP_ROM_QSTR(MP_QSTR_MISO), MP_ROM_PTR(&pin_P0_20) },
{ MP_ROM_QSTR(MP_QSTR_L), MP_ROM_PTR(&pin_P0_06) },
{ MP_ROM_QSTR(MP_QSTR_BLUE_LED), MP_ROM_PTR(&pin_P0_06) },
{ MP_ROM_QSTR(MP_QSTR_UART), MP_ROM_PTR(&board_uart_obj) },
{ MP_ROM_QSTR(MP_QSTR_SPI), MP_ROM_PTR(&board_spi_obj) },
{ MP_ROM_QSTR(MP_QSTR_I2C), MP_ROM_PTR(&board_i2c_obj) },
};
MP_DEFINE_CONST_DICT(board_module_globals, board_module_globals_table);

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@ -91,8 +91,8 @@ void reset_pin_number(uint8_t pin_number) {
}
#endif
#ifdef MICROPY_HW_APA102_MOSI
if (pin == MICROPY_HW_APA102_MOSI->number ||
pin == MICROPY_HW_APA102_SCK->number) {
if (pin_number == MICROPY_HW_APA102_MOSI->number ||
pin_number == MICROPY_HW_APA102_SCK->number) {
apa102_mosi_in_use = apa102_mosi_in_use && pin_number != MICROPY_HW_APA102_MOSI->number;
apa102_sck_in_use = apa102_sck_in_use && pin_number != MICROPY_HW_APA102_SCK->number;
if (!apa102_sck_in_use && !apa102_mosi_in_use) {

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@ -74,8 +74,14 @@ uint16_t status_rgb_color[3] = {
static uint32_t current_status_color = 0;
#endif
static bool rgb_led_status_init_in_progress = false;
void rgb_led_status_init() {
if (rgb_led_status_init_in_progress) {
// Avoid recursion.
return;
}
rgb_led_status_init_in_progress = true;
#ifdef MICROPY_HW_NEOPIXEL
common_hal_digitalio_digitalinout_construct(&status_neopixel, MICROPY_HW_NEOPIXEL);
// Pretend we aren't using the pins. digitalio.DigitalInOut
@ -91,10 +97,9 @@ void rgb_led_status_init() {
mp_const_none);
#else
if (!common_hal_busio_spi_deinited(&status_apa102)) {
// Don't use spi_deinit because that leads to infinite
// recursion because reset_pin_number may call
// rgb_led_status_init.
spi_m_sync_disable(&status_apa102.spi_desc);
// This may call us recursively if reset_pin_number() is called,
// The rgb_led_status_init_in_progress guard will prevent further recursion.
common_hal_busio_spi_deinit(&status_apa102);
}
common_hal_busio_spi_construct(&status_apa102,
MICROPY_HW_APA102_SCK,
@ -149,6 +154,8 @@ void rgb_led_status_init() {
current_status_color = 0x1000000; // Not a valid color
new_status_color(rgb);
#endif
rgb_led_status_init_in_progress = false;
}
void reset_status_led() {