added board nrf52840 mdk dongle
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hathach
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943b7467d8
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@ -21,6 +21,7 @@ This code base already had supported for a handful of following boards
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- [Adafruit Feather nRF52840 Express](https://www.adafruit.com/product/4062)
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- [Adafruit Circuit Playground Bluefruit](https://www.adafruit.com/product/4333)
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- [Maker Diary nRF52840 MDK Dongle](https://wiki.makerdiary.com/nrf52840-mdk-usb-dongle)
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- [Nordic nRF52840 Development Kit (aka pca10056)](https://www.nordicsemi.com/Software-and-Tools/Development-Kits/nRF52840-DK)
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- [Nordic nRF52840 Dongle (aka pca10059)](https://www.nordicsemi.com/Software-and-Tools/Development-Kits/nRF52840-Dongle)
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@ -45,7 +46,7 @@ This code base already had supported for a handful of following boards
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### ST STM32
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- Adafruit Feather STM32F405
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- [Adafruit Feather STM32F405](https://www.adafruit.com/product/4382)
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- [Micro Python PyBoard v1.1](https://store.micropython.org/product/PYBv1.1)
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- [STM32 L035c8 Discovery](https://www.st.com/en/evaluation-tools/32l0538discovery.html)
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- [STM32 F070rb Nucleo](https://www.st.com/en/evaluation-tools/nucleo-f070rb.html)
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@ -0,0 +1,61 @@
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CFLAGS += \
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-mthumb \
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-mabi=aapcs \
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-mcpu=cortex-m4 \
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-mfloat-abi=hard \
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-mfpu=fpv4-sp-d16 \
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-DNRF52840_XXAA \
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-DCFG_TUSB_MCU=OPT_MCU_NRF5X
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# nrfx issue undef _ARMCC_VERSION usage https://github.com/NordicSemiconductor/nrfx/issues/49
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CFLAGS += -Wno-error=undef -Wno-error=unused-parameter
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# due to tusb_hal_nrf_power_event
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GCCVERSION = $(firstword $(subst ., ,$(shell arm-none-eabi-gcc -dumpversion)))
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ifeq ($(shell expr $(GCCVERSION) \>= 8), 1)
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CFLAGS += -Wno-error=cast-function-type
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endif
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# All source paths should be relative to the top level.
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LD_FILE = hw/bsp/$(BOARD)/$(BOARD).ld
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LDFLAGS += -L$(TOP)/hw/mcu/nordic/nrfx/mdk
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SRC_C += \
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hw/mcu/nordic/nrfx/drivers/src/nrfx_power.c \
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hw/mcu/nordic/nrfx/mdk/system_nrf52840.c \
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INC += \
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$(TOP)/hw/mcu/nordic/cmsis/Include \
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$(TOP)/hw/mcu/nordic \
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$(TOP)/hw/mcu/nordic/nrfx \
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$(TOP)/hw/mcu/nordic/nrfx/mdk \
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$(TOP)/hw/mcu/nordic/nrfx/hal \
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$(TOP)/hw/mcu/nordic/nrfx/drivers/include \
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$(TOP)/hw/mcu/nordic/nrfx/drivers/src \
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SRC_S += hw/mcu/nordic/nrfx/mdk/gcc_startup_nrf52840.S
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ASFLAGS += -D__HEAP_SIZE=0
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# For TinyUSB port source
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VENDOR = nordic
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CHIP_FAMILY = nrf5x
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# For freeRTOS port source
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FREERTOS_PORT = ARM_CM4F
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# For flash-jlink target
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JLINK_DEVICE = nRF52840_xxAA
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JLINK_IF = swd
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# flash using Nordic nrfutil (pip2 install nrfutil)
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# make BOARD=nrf52840_mdk_dongle SERIAL=/dev/ttyACM0 all flash
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NRFUTIL = nrfutil
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$(BUILD)/$(BOARD)-firmware.zip: $(BUILD)/$(BOARD)-firmware.hex
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$(NRFUTIL) pkg generate --hw-version 52 --sd-req 0x0000 --debug-mode --application $^ $@
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flash: $(BUILD)/$(BOARD)-firmware.zip
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@:$(call check_defined, SERIAL, example: SERIAL=/dev/ttyACM0)
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$(NRFUTIL) dfu usb-serial --package $^ -p $(SERIAL) -b 115200
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@ -0,0 +1,190 @@
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/*
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* The MIT License (MIT)
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*
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* Copyright (c) 2019 Ha Thach (tinyusb.org)
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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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* This file is part of the TinyUSB stack.
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*/
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#include "bsp/board.h"
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#include "nrfx.h"
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#include "nrfx/hal/nrf_gpio.h"
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#include "nrfx/drivers/include/nrfx_power.h"
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#ifdef SOFTDEVICE_PRESENT
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#include "nrf_sdm.h"
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#include "nrf_soc.h"
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#endif
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/*------------------------------------------------------------------*/
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/* MACRO TYPEDEF CONSTANT ENUM
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*------------------------------------------------------------------*/
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#define LED_PIN 23
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#define LED_STATE_ON 0
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// Button 1
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#define BUTTON_PIN 18
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#define BUTTON_STATE_ACTIVE 0
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// tinyusb function that handles power event (detected, ready, removed)
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// We must call it within SD's SOC event handler, or set it as power event handler if SD is not enabled.
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extern void tusb_hal_nrf_power_event(uint32_t event);
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void board_init(void)
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{
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// Config clock source: XTAL or RC in sdk_config.h
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NRF_CLOCK->LFCLKSRC = (uint32_t)((CLOCK_LFCLKSRC_SRC_Xtal << CLOCK_LFCLKSRC_SRC_Pos) & CLOCK_LFCLKSRC_SRC_Msk);
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NRF_CLOCK->TASKS_LFCLKSTART = 1UL;
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// LED
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nrf_gpio_cfg_output(LED_PIN);
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board_led_write(false);
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// Button
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nrf_gpio_cfg_input(BUTTON_PIN, NRF_GPIO_PIN_PULLUP);
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#if CFG_TUSB_OS == OPT_OS_NONE
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// 1ms tick timer
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SysTick_Config(SystemCoreClock/1000);
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#endif
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#if TUSB_OPT_DEVICE_ENABLED
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// Priorities 0, 1, 4 (nRF52) are reserved for SoftDevice
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// 2 is highest for application
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NVIC_SetPriority(USBD_IRQn, 2);
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// USB power may already be ready at this time -> no event generated
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// We need to invoke the handler based on the status initially
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uint32_t usb_reg;
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#ifdef SOFTDEVICE_PRESENT
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uint8_t sd_en = false;
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sd_softdevice_is_enabled(&sd_en);
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if ( sd_en ) {
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sd_power_usbdetected_enable(true);
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sd_power_usbpwrrdy_enable(true);
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sd_power_usbremoved_enable(true);
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sd_power_usbregstatus_get(&usb_reg);
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}else
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#endif
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{
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// Power module init
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const nrfx_power_config_t pwr_cfg = { 0 };
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nrfx_power_init(&pwr_cfg);
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// Register tusb function as USB power handler
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const nrfx_power_usbevt_config_t config = { .handler = (nrfx_power_usb_event_handler_t) tusb_hal_nrf_power_event };
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nrfx_power_usbevt_init(&config);
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nrfx_power_usbevt_enable();
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usb_reg = NRF_POWER->USBREGSTATUS;
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}
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if ( usb_reg & POWER_USBREGSTATUS_VBUSDETECT_Msk ) tusb_hal_nrf_power_event(NRFX_POWER_USB_EVT_DETECTED);
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if ( usb_reg & POWER_USBREGSTATUS_OUTPUTRDY_Msk ) tusb_hal_nrf_power_event(NRFX_POWER_USB_EVT_READY);
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#endif
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}
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//--------------------------------------------------------------------+
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// Board porting API
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//--------------------------------------------------------------------+
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void board_led_write(bool state)
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{
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nrf_gpio_pin_write(LED_PIN, state ? LED_STATE_ON : (1-LED_STATE_ON));
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}
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uint32_t board_button_read(void)
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{
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return BUTTON_STATE_ACTIVE == nrf_gpio_pin_read(BUTTON_PIN);
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}
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int board_uart_read(uint8_t* buf, int len)
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{
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(void) buf; (void) len;
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return 0;
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}
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int board_uart_write(void const * buf, int len)
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{
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(void) buf; (void) len;
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return 0;
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}
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#if CFG_TUSB_OS == OPT_OS_NONE
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volatile uint32_t system_ticks = 0;
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void SysTick_Handler (void)
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{
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system_ticks++;
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}
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uint32_t board_millis(void)
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{
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return system_ticks;
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}
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#endif
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#ifdef SOFTDEVICE_PRESENT
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// process SOC event from SD
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uint32_t proc_soc(void)
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{
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uint32_t soc_evt;
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uint32_t err = sd_evt_get(&soc_evt);
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if (NRF_SUCCESS == err)
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{
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/*------------- usb power event handler -------------*/
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int32_t usbevt = (soc_evt == NRF_EVT_POWER_USB_DETECTED ) ? NRFX_POWER_USB_EVT_DETECTED:
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(soc_evt == NRF_EVT_POWER_USB_POWER_READY) ? NRFX_POWER_USB_EVT_READY :
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(soc_evt == NRF_EVT_POWER_USB_REMOVED ) ? NRFX_POWER_USB_EVT_REMOVED : -1;
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if ( usbevt >= 0) tusb_hal_nrf_power_event(usbevt);
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}
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return err;
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}
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uint32_t proc_ble(void)
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{
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// do nothing with ble
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return NRF_ERROR_NOT_FOUND;
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}
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void SD_EVT_IRQHandler(void)
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{
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// process BLE and SOC until there is no more events
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while( (NRF_ERROR_NOT_FOUND != proc_ble()) || (NRF_ERROR_NOT_FOUND != proc_soc()) )
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{
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}
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}
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void nrf_error_cb(uint32_t id, uint32_t pc, uint32_t info)
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{
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(void) id;
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(void) pc;
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(void) info;
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}
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#endif
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@ -0,0 +1,13 @@
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/* Linker script to configure memory regions. */
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SEARCH_DIR(.)
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GROUP(-lgcc -lc -lnosys)
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MEMORY
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{
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FLASH (rx) : ORIGIN = 0x1000, LENGTH = 0xE0000-0x1000
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RAM (rwx) : ORIGIN = 0x20000008, LENGTH = 0x3fff8
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}
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INCLUDE "nrf_common.ld"
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