diff --git a/hw/bsp/stm32g0/boards/stm32g0b1nucleo/STM32G0B1RETx_FLASH.ld b/hw/bsp/stm32g0/boards/stm32g0b1nucleo/STM32G0B1RETx_FLASH.ld
new file mode 100644
index 000000000..842cf1372
--- /dev/null
+++ b/hw/bsp/stm32g0/boards/stm32g0b1nucleo/STM32G0B1RETx_FLASH.ld
@@ -0,0 +1,189 @@
+/*
+******************************************************************************
+**
+
+** File : LinkerScript.ld
+**
+** Author : STM32CubeMX
+**
+** Abstract : Linker script for STM32G0B1RETx series
+** 512Kbytes FLASH and 144Kbytes RAM
+**
+** Set heap size, stack size and stack location according
+** to application requirements.
+**
+** Set memory bank area and size if external memory is used.
+**
+** Target : STMicroelectronics STM32
+**
+** Distribution: The file is distributed “as is,” without any warranty
+** of any kind.
+**
+*****************************************************************************
+** @attention
+**
+**
© COPYRIGHT(c) 2019 STMicroelectronics
+**
+** Redistribution and use in source and binary forms, with or without modification,
+** are permitted provided that the following conditions are met:
+** 1. Redistributions of source code must retain the above copyright notice,
+** this list of conditions and the following disclaimer.
+** 2. Redistributions in binary form must reproduce the above copyright notice,
+** this list of conditions and the following disclaimer in the documentation
+** and/or other materials provided with the distribution.
+** 3. Neither the name of STMicroelectronics nor the names of its contributors
+** may be used to endorse or promote products derived from this software
+** without specific prior written permission.
+**
+** THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
+** AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
+** IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
+** DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE
+** FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
+** DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
+** SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
+** CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
+** OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
+** OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+**
+*****************************************************************************
+*/
+
+/* Entry Point */
+ENTRY(Reset_Handler)
+
+/* Highest address of the user mode stack */
+_estack = ORIGIN(RAM) + LENGTH(RAM); /* end of RAM */
+/* Generate a link error if heap and stack don't fit into RAM */
+_Min_Heap_Size = 0x200; /* required amount of heap */
+_Min_Stack_Size = 0x400; /* required amount of stack */
+
+/* Specify the memory areas */
+MEMORY
+{
+RAM (xrw) : ORIGIN = 0x20000000, LENGTH = 144K
+FLASH (rx) : ORIGIN = 0x8000000, LENGTH = 512K
+}
+
+/* Define output sections */
+SECTIONS
+{
+ /* The startup code goes first into FLASH */
+ .isr_vector :
+ {
+ . = ALIGN(4);
+ KEEP(*(.isr_vector)) /* Startup code */
+ . = ALIGN(4);
+ } >FLASH
+
+ /* The program code and other data goes into FLASH */
+ .text :
+ {
+ . = ALIGN(4);
+ *(.text) /* .text sections (code) */
+ *(.text*) /* .text* sections (code) */
+ *(.glue_7) /* glue arm to thumb code */
+ *(.glue_7t) /* glue thumb to arm code */
+ *(.eh_frame)
+
+ KEEP (*(.init))
+ KEEP (*(.fini))
+
+ . = ALIGN(4);
+ _etext = .; /* define a global symbols at end of code */
+ } >FLASH
+
+ /* Constant data goes into FLASH */
+ .rodata :
+ {
+ . = ALIGN(4);
+ *(.rodata) /* .rodata sections (constants, strings, etc.) */
+ *(.rodata*) /* .rodata* sections (constants, strings, etc.) */
+ . = ALIGN(4);
+ } >FLASH
+
+ .ARM.extab : { *(.ARM.extab* .gnu.linkonce.armextab.*) } >FLASH
+ .ARM : {
+ __exidx_start = .;
+ *(.ARM.exidx*)
+ __exidx_end = .;
+ } >FLASH
+
+ .preinit_array :
+ {
+ PROVIDE_HIDDEN (__preinit_array_start = .);
+ KEEP (*(.preinit_array*))
+ PROVIDE_HIDDEN (__preinit_array_end = .);
+ } >FLASH
+ .init_array :
+ {
+ PROVIDE_HIDDEN (__init_array_start = .);
+ KEEP (*(SORT(.init_array.*)))
+ KEEP (*(.init_array*))
+ PROVIDE_HIDDEN (__init_array_end = .);
+ } >FLASH
+ .fini_array :
+ {
+ PROVIDE_HIDDEN (__fini_array_start = .);
+ KEEP (*(SORT(.fini_array.*)))
+ KEEP (*(.fini_array*))
+ PROVIDE_HIDDEN (__fini_array_end = .);
+ } >FLASH
+
+ /* used by the startup to initialize data */
+ _sidata = LOADADDR(.data);
+
+ /* Initialized data sections goes into RAM, load LMA copy after code */
+ .data :
+ {
+ . = ALIGN(4);
+ _sdata = .; /* create a global symbol at data start */
+ *(.data) /* .data sections */
+ *(.data*) /* .data* sections */
+
+ . = ALIGN(4);
+ _edata = .; /* define a global symbol at data end */
+ } >RAM AT> FLASH
+
+
+ /* Uninitialized data section */
+ . = ALIGN(4);
+ .bss :
+ {
+ /* This is used by the startup in order to initialize the .bss secion */
+ _sbss = .; /* define a global symbol at bss start */
+ __bss_start__ = _sbss;
+ *(.bss)
+ *(.bss*)
+ *(COMMON)
+
+ . = ALIGN(4);
+ _ebss = .; /* define a global symbol at bss end */
+ __bss_end__ = _ebss;
+ } >RAM
+
+ /* User_heap_stack section, used to check that there is enough RAM left */
+ ._user_heap_stack :
+ {
+ . = ALIGN(8);
+ PROVIDE ( end = . );
+ PROVIDE ( _end = . );
+ . = . + _Min_Heap_Size;
+ . = . + _Min_Stack_Size;
+ . = ALIGN(8);
+ } >RAM
+
+
+
+ /* Remove information from the standard libraries */
+ /DISCARD/ :
+ {
+ libc.a ( * )
+ libm.a ( * )
+ libgcc.a ( * )
+ }
+
+ .ARM.attributes 0 : { *(.ARM.attributes) }
+}
+
+
diff --git a/hw/bsp/stm32g0/boards/stm32g0b1nucleo/board.h b/hw/bsp/stm32g0/boards/stm32g0b1nucleo/board.h
new file mode 100644
index 000000000..3f5bc60b7
--- /dev/null
+++ b/hw/bsp/stm32g0/boards/stm32g0b1nucleo/board.h
@@ -0,0 +1,116 @@
+/*
+ * The MIT License (MIT)
+ *
+ * Copyright (c) 2020, Ha Thach (tinyusb.org)
+ * Copyright (c) 2034, HiFiPhile
+ *
+ * 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.
+ *
+ * This file is part of the TinyUSB stack.
+ */
+
+#ifndef BOARD_H_
+#define BOARD_H_
+
+#ifdef __cplusplus
+ extern "C" {
+#endif
+
+// G0B1RE Nucleo does not has usb connection. We need to manually connect
+// - PA12 for D+, CN10.12
+// - PA11 for D-, CN10.14
+
+// LED
+#define LED_PORT GPIOA
+#define LED_PIN GPIO_PIN_5
+#define LED_STATE_ON 0
+
+// Button
+#define BUTTON_PORT GPIOC
+#define BUTTON_PIN GPIO_PIN_13
+#define BUTTON_STATE_ACTIVE 1
+
+// UART Enable for STLink VCOM
+#define UART_DEV USART2
+#define UART_CLK_EN __HAL_RCC_USART2_CLK_ENABLE
+#define UART_GPIO_PORT GPIOA
+#define UART_GPIO_AF GPIO_AF1_USART2
+#define UART_TX_PIN GPIO_PIN_2
+#define UART_RX_PIN GPIO_PIN_3
+
+
+//--------------------------------------------------------------------+
+// RCC Clock
+//--------------------------------------------------------------------+
+static inline void board_clock_init(void)
+{
+ RCC_OscInitTypeDef RCC_OscInitStruct = {0};
+ RCC_ClkInitTypeDef RCC_ClkInitStruct = {0};
+ RCC_CRSInitTypeDef pInit = {0};
+
+ /** Tick priority is used in HAL_RCC_OscConfig, so we need to enable it now
+ */
+ HAL_InitTick(0);
+
+ /** Configure the main internal regulator output voltage
+ */
+ HAL_PWREx_ControlVoltageScaling(PWR_REGULATOR_VOLTAGE_SCALE1);
+
+ /** Initializes the RCC Oscillators according to the specified parameters
+ * in the RCC_OscInitTypeDef structure.
+ */
+ RCC_OscInitStruct.OscillatorType = RCC_OSCILLATORTYPE_HSI|RCC_OSCILLATORTYPE_HSI48;
+ RCC_OscInitStruct.HSIState = RCC_HSI_ON;
+ RCC_OscInitStruct.HSI48State = RCC_HSI48_ON;
+ RCC_OscInitStruct.HSIDiv = RCC_HSI_DIV1;
+ RCC_OscInitStruct.HSICalibrationValue = RCC_HSICALIBRATION_DEFAULT;
+ RCC_OscInitStruct.PLL.PLLState = RCC_PLL_NONE;
+ HAL_RCC_OscConfig(&RCC_OscInitStruct);
+
+ /** Initializes the CPU, AHB and APB buses clocks
+ */
+ RCC_ClkInitStruct.ClockType = RCC_CLOCKTYPE_HCLK|RCC_CLOCKTYPE_SYSCLK
+ |RCC_CLOCKTYPE_PCLK1;
+ RCC_ClkInitStruct.SYSCLKSource = RCC_SYSCLKSOURCE_HSI;
+ RCC_ClkInitStruct.AHBCLKDivider = RCC_SYSCLK_DIV1;
+ RCC_ClkInitStruct.APB1CLKDivider = RCC_HCLK_DIV1;
+
+ HAL_RCC_ClockConfig(&RCC_ClkInitStruct, FLASH_LATENCY_0);
+
+ /** Enable the SYSCFG APB clock
+ */
+ __HAL_RCC_CRS_CLK_ENABLE();
+
+ /** Configures CRS
+ */
+ pInit.Prescaler = RCC_CRS_SYNC_DIV1;
+ pInit.Source = RCC_CRS_SYNC_SOURCE_USB;
+ pInit.Polarity = RCC_CRS_SYNC_POLARITY_RISING;
+ pInit.ReloadValue = __HAL_RCC_CRS_RELOADVALUE_CALCULATE(48000000,1000);
+ pInit.ErrorLimitValue = 34;
+ pInit.HSI48CalibrationValue = 32;
+
+ HAL_RCCEx_CRSConfig(&pInit);
+}
+
+#ifdef __cplusplus
+ }
+#endif
+
+#endif /* BOARD_H_ */
diff --git a/hw/bsp/stm32g0/boards/stm32g0b1nucleo/board.mk b/hw/bsp/stm32g0/boards/stm32g0b1nucleo/board.mk
new file mode 100644
index 000000000..50f282b09
--- /dev/null
+++ b/hw/bsp/stm32g0/boards/stm32g0b1nucleo/board.mk
@@ -0,0 +1,13 @@
+CFLAGS += \
+ -DSTM32G0B1xx
+
+# GCC
+GCC_SRC_S += $(ST_CMSIS)/Source/Templates/gcc/startup_stm32g0b1xx.s
+GCC_LD_FILE = $(BOARD_PATH)/STM32G0B1RETx_FLASH.ld
+
+# IAR
+IAR_SRC_S += $(ST_CMSIS)/Source/Templates/iar/startup_stm32g0b1xx.s
+IAR_LD_FILE = $(ST_CMSIS)/Source/Templates/iar/linker/stm32g0b1xx_flash.icf
+
+# For flash-jlink target
+JLINK_DEVICE = stm32g0b1re
diff --git a/hw/bsp/stm32g0/family.c b/hw/bsp/stm32g0/family.c
new file mode 100644
index 000000000..585398974
--- /dev/null
+++ b/hw/bsp/stm32g0/family.c
@@ -0,0 +1,189 @@
+/*
+ * The MIT License (MIT)
+ *
+ * Copyright (c) 2019 Ha Thach (tinyusb.org)
+ * Copyright (c) 2023 HiFiPhile
+ *
+ * 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.
+ *
+ * This file is part of the TinyUSB stack.
+ */
+
+#include "stm32g0xx_hal.h"
+#include "bsp/board.h"
+#include "board.h"
+
+//--------------------------------------------------------------------+
+// Forward USB interrupt events to TinyUSB IRQ Handler
+//--------------------------------------------------------------------+
+void USB_UCPD1_2_IRQHandler(void)
+{
+ tud_int_handler(0);
+}
+
+//--------------------------------------------------------------------+
+// MACRO TYPEDEF CONSTANT ENUM
+//--------------------------------------------------------------------+
+UART_HandleTypeDef UartHandle;
+
+void board_init(void)
+{
+ board_clock_init();
+
+ // Enable All GPIOs clocks
+ __HAL_RCC_GPIOA_CLK_ENABLE();
+ __HAL_RCC_GPIOB_CLK_ENABLE();
+ __HAL_RCC_GPIOC_CLK_ENABLE();
+ __HAL_RCC_GPIOD_CLK_ENABLE();
+ __HAL_RCC_GPIOE_CLK_ENABLE();
+
+ UART_CLK_EN();
+
+#if CFG_TUSB_OS == OPT_OS_NONE
+ // 1ms tick timer
+ SysTick_Config(SystemCoreClock / 1000);
+#elif CFG_TUSB_OS == OPT_OS_FREERTOS
+ // Explicitly disable systick to prevent its ISR runs before scheduler start
+ SysTick->CTRL &= ~1U;
+
+ // If freeRTOS is used, IRQ priority is limit by max syscall ( smaller is higher )
+ NVIC_SetPriority(USB_UCPD1_2_IRQn, configLIBRARY_MAX_SYSCALL_INTERRUPT_PRIORITY);
+#endif
+
+ GPIO_InitTypeDef GPIO_InitStruct;
+
+ // LED
+ GPIO_InitStruct.Pin = LED_PIN;
+ GPIO_InitStruct.Mode = GPIO_MODE_OUTPUT_PP;
+ GPIO_InitStruct.Pull = GPIO_PULLUP;
+ GPIO_InitStruct.Speed = GPIO_SPEED_FREQ_HIGH;
+ HAL_GPIO_Init(LED_PORT, &GPIO_InitStruct);
+
+ board_led_write(false);
+
+ // Button
+ GPIO_InitStruct.Pin = BUTTON_PIN;
+ GPIO_InitStruct.Mode = GPIO_MODE_INPUT;
+ GPIO_InitStruct.Pull = BUTTON_STATE_ACTIVE ? GPIO_PULLDOWN : GPIO_PULLUP;
+ GPIO_InitStruct.Speed = GPIO_SPEED_FREQ_HIGH;
+ HAL_GPIO_Init(BUTTON_PORT, &GPIO_InitStruct);
+
+#ifdef UART_DEV
+ // UART
+ GPIO_InitStruct.Pin = UART_TX_PIN | UART_RX_PIN;
+ GPIO_InitStruct.Mode = GPIO_MODE_AF_PP;
+ GPIO_InitStruct.Pull = GPIO_PULLUP;
+ GPIO_InitStruct.Speed = GPIO_SPEED_FREQ_HIGH;
+ GPIO_InitStruct.Alternate = UART_GPIO_AF;
+ HAL_GPIO_Init(UART_GPIO_PORT, &GPIO_InitStruct);
+
+ UartHandle = (UART_HandleTypeDef){
+ .Instance = UART_DEV,
+ .Init.BaudRate = CFG_BOARD_UART_BAUDRATE,
+ .Init.WordLength = UART_WORDLENGTH_8B,
+ .Init.StopBits = UART_STOPBITS_1,
+ .Init.Parity = UART_PARITY_NONE,
+ .Init.HwFlowCtl = UART_HWCONTROL_NONE,
+ .Init.Mode = UART_MODE_TX_RX,
+ .Init.OverSampling = UART_OVERSAMPLING_16,
+ .AdvancedInit.AdvFeatureInit = UART_ADVFEATURE_NO_INIT
+ };
+ HAL_UART_Init(&UartHandle);
+#endif
+
+ // USB Pins TODO double check USB clock and pin setup
+ // Configure USB DM and DP pins. This is optional, and maintained only for user guidance.
+ GPIO_InitStruct.Pin = (GPIO_PIN_11 | GPIO_PIN_12);
+ GPIO_InitStruct.Mode = GPIO_MODE_INPUT;
+ GPIO_InitStruct.Pull = GPIO_NOPULL;
+ GPIO_InitStruct.Speed = GPIO_SPEED_FREQ_HIGH;
+ HAL_GPIO_Init(GPIOA, &GPIO_InitStruct);
+
+ /* Peripheral clock enable */
+ __HAL_RCC_USB_CLK_ENABLE();
+
+ /* Enable VDDUSB */
+ if(__HAL_RCC_PWR_IS_CLK_DISABLED())
+ {
+ __HAL_RCC_PWR_CLK_ENABLE();
+ HAL_PWREx_EnableVddUSB();
+ __HAL_RCC_PWR_CLK_DISABLE();
+ }
+ else
+ {
+ HAL_PWREx_EnableVddUSB();
+ }
+}
+
+//--------------------------------------------------------------------+
+// Board porting API
+//--------------------------------------------------------------------+
+
+void board_led_write(bool state)
+{
+ GPIO_PinState pin_state = (GPIO_PinState) (state ? LED_STATE_ON : (1-LED_STATE_ON));
+ HAL_GPIO_WritePin(LED_PORT, LED_PIN, pin_state);
+}
+
+uint32_t board_button_read(void)
+{
+ return BUTTON_STATE_ACTIVE == HAL_GPIO_ReadPin(BUTTON_PORT, BUTTON_PIN);
+}
+
+int board_uart_read(uint8_t* buf, int len)
+{
+ (void) buf; (void) len;
+ return 0;
+}
+
+int board_uart_write(void const * buf, int len)
+{
+#ifdef UART_DEV
+ HAL_UART_Transmit(&UartHandle, (uint8_t*)(uintptr_t) buf, len, 0xffff);
+ return len;
+#else
+ (void) buf; (void) len; (void) UartHandle;
+ return 0;
+#endif
+}
+
+#if CFG_TUSB_OS == OPT_OS_NONE
+volatile uint32_t system_ticks = 0;
+void SysTick_Handler (void)
+{
+ system_ticks++;
+}
+
+uint32_t board_millis(void)
+{
+ return system_ticks;
+}
+#endif
+
+void HardFault_Handler (void)
+{
+ __asm("BKPT #0\n");
+}
+
+// Required by __libc_init_array in startup code if we are compiling using
+// -nostdlib/-nostartfiles.
+void _init(void)
+{
+
+}
diff --git a/hw/bsp/stm32g0/family.mk b/hw/bsp/stm32g0/family.mk
new file mode 100644
index 000000000..ac0eee156
--- /dev/null
+++ b/hw/bsp/stm32g0/family.mk
@@ -0,0 +1,57 @@
+ST_FAMILY = g0
+DEPS_SUBMODULES += lib/CMSIS_5 hw/mcu/st/cmsis_device_$(ST_FAMILY) hw/mcu/st/stm32$(ST_FAMILY)xx_hal_driver
+
+ST_CMSIS = hw/mcu/st/cmsis_device_$(ST_FAMILY)
+ST_HAL_DRIVER = hw/mcu/st/stm32$(ST_FAMILY)xx_hal_driver
+
+include $(TOP)/$(BOARD_PATH)/board.mk
+
+# --------------
+# Compiler Flags
+# --------------
+CFLAGS += \
+ -DCFG_TUSB_MCU=OPT_MCU_STM32G0
+
+# GCC Flags
+GCC_CFLAGS += \
+ -flto \
+ -mthumb \
+ -mabi=aapcs \
+ -mcpu=cortex-m0plus \
+ -mfloat-abi=soft \
+ -nostdlib -nostartfiles
+
+# suppress warning caused by vendor mcu driver
+GCC_CFLAGS += -Wno-error=cast-align
+
+# IAR Flags
+IAR_CFLAGS += --cpu cortex-m0
+IAR_ASFLAGS += --cpu cortex-m0
+
+# -----------------
+# Sources & Include
+# -----------------
+
+SRC_C += \
+ src/portable/st/stm32_fsdev/dcd_stm32_fsdev.c \
+ $(ST_CMSIS)/Source/Templates/system_stm32$(ST_FAMILY)xx.c \
+ $(ST_HAL_DRIVER)/Src/stm32$(ST_FAMILY)xx_hal.c \
+ $(ST_HAL_DRIVER)/Src/stm32$(ST_FAMILY)xx_hal_cortex.c \
+ $(ST_HAL_DRIVER)/Src/stm32$(ST_FAMILY)xx_hal_pwr_ex.c \
+ $(ST_HAL_DRIVER)/Src/stm32$(ST_FAMILY)xx_hal_rcc.c \
+ $(ST_HAL_DRIVER)/Src/stm32$(ST_FAMILY)xx_hal_rcc_ex.c \
+ $(ST_HAL_DRIVER)/Src/stm32$(ST_FAMILY)xx_hal_uart.c \
+ $(ST_HAL_DRIVER)/Src/stm32$(ST_FAMILY)xx_hal_uart_ex.c \
+ $(ST_HAL_DRIVER)/Src/stm32$(ST_FAMILY)xx_hal_gpio.c
+
+INC += \
+ $(TOP)/$(BOARD_PATH) \
+ $(TOP)/lib/CMSIS_5/CMSIS/Core/Include \
+ $(TOP)/$(ST_CMSIS)/Include \
+ $(TOP)/$(ST_HAL_DRIVER)/Inc
+
+# For freeRTOS port source
+FREERTOS_PORT = ARM_CM0
+
+# flash target using on-board stlink
+flash: flash-stlink
diff --git a/hw/bsp/stm32g0/stm32g0xx_hal_conf.h b/hw/bsp/stm32g0/stm32g0xx_hal_conf.h
new file mode 100644
index 000000000..b2e335676
--- /dev/null
+++ b/hw/bsp/stm32g0/stm32g0xx_hal_conf.h
@@ -0,0 +1,351 @@
+/* USER CODE BEGIN Header */
+/**
+ ******************************************************************************
+ * @file stm32g0xx_hal_conf.h
+ * @author MCD Application Team
+ * @brief HAL configuration file.
+ ******************************************************************************
+ * @attention
+ *
+ * Copyright (c) 2018-2021 STMicroelectronics.
+ * All rights reserved.
+ *
+ * This software is licensed under terms that can be found in the LICENSE file
+ * in the root directory of this software component.
+ * If no LICENSE file comes with this software, it is provided AS-IS.
+ *
+ ******************************************************************************
+ */
+/* USER CODE END Header */
+
+/* Define to prevent recursive inclusion -------------------------------------*/
+#ifndef STM32G0xx_HAL_CONF_H
+#define STM32G0xx_HAL_CONF_H
+
+#ifdef __cplusplus
+extern "C" {
+#endif
+
+/* Exported types ------------------------------------------------------------*/
+/* Exported constants --------------------------------------------------------*/
+
+/* ########################## Module Selection ############################## */
+/**
+ * @brief This is the list of modules to be used in the HAL driver
+ */
+#define HAL_MODULE_ENABLED
+/* #define HAL_ADC_MODULE_ENABLED */
+/* #define HAL_CEC_MODULE_ENABLED */
+/* #define HAL_COMP_MODULE_ENABLED */
+/* #define HAL_CRC_MODULE_ENABLED */
+/* #define HAL_CRYP_MODULE_ENABLED */
+/* #define HAL_DAC_MODULE_ENABLED */
+/* #define HAL_EXTI_MODULE_ENABLED */
+/* #define HAL_FDCAN_MODULE_ENABLED */
+/* #define HAL_HCD_MODULE_ENABLED */
+/* #define HAL_I2C_MODULE_ENABLED */
+/* #define HAL_I2S_MODULE_ENABLED */
+/* #define HAL_IWDG_MODULE_ENABLED */
+/* #define HAL_IRDA_MODULE_ENABLED */
+/* #define HAL_LPTIM_MODULE_ENABLED */
+/* #define HAL_PCD_MODULE_ENABLED */
+/* #define HAL_RNG_MODULE_ENABLED */
+/* #define HAL_RTC_MODULE_ENABLED */
+/* #define HAL_SMARTCARD_MODULE_ENABLED */
+/* #define HAL_SMBUS_MODULE_ENABLED */
+/* #define HAL_SPI_MODULE_ENABLED */
+/* #define HAL_TIM_MODULE_ENABLED */
+/* #define HAL_USART_MODULE_ENABLED */
+/* #define HAL_WWDG_MODULE_ENABLED */
+#define HAL_GPIO_MODULE_ENABLED
+#define HAL_EXTI_MODULE_ENABLED
+#define HAL_DMA_MODULE_ENABLED
+#define HAL_RCC_MODULE_ENABLED
+#define HAL_FLASH_MODULE_ENABLED
+#define HAL_PWR_MODULE_ENABLED
+#define HAL_CORTEX_MODULE_ENABLED
+#define HAL_UART_MODULE_ENABLED
+
+/* ########################## Register Callbacks selection ############################## */
+/**
+ * @brief This is the list of modules where register callback can be used
+ */
+#define USE_HAL_ADC_REGISTER_CALLBACKS 0u
+#define USE_HAL_CEC_REGISTER_CALLBACKS 0u
+#define USE_HAL_COMP_REGISTER_CALLBACKS 0u
+#define USE_HAL_CRYP_REGISTER_CALLBACKS 0u
+#define USE_HAL_DAC_REGISTER_CALLBACKS 0u
+#define USE_HAL_FDCAN_REGISTER_CALLBACKS 0u
+#define USE_HAL_HCD_REGISTER_CALLBACKS 0u
+#define USE_HAL_I2C_REGISTER_CALLBACKS 0u
+#define USE_HAL_I2S_REGISTER_CALLBACKS 0u
+#define USE_HAL_IRDA_REGISTER_CALLBACKS 0u
+#define USE_HAL_LPTIM_REGISTER_CALLBACKS 0u
+#define USE_HAL_PCD_REGISTER_CALLBACKS 0u
+#define USE_HAL_RNG_REGISTER_CALLBACKS 0u
+#define USE_HAL_RTC_REGISTER_CALLBACKS 0u
+#define USE_HAL_SMBUS_REGISTER_CALLBACKS 0u
+#define USE_HAL_SPI_REGISTER_CALLBACKS 0u
+#define USE_HAL_TIM_REGISTER_CALLBACKS 0u
+#define USE_HAL_UART_REGISTER_CALLBACKS 0u
+#define USE_HAL_USART_REGISTER_CALLBACKS 0u
+#define USE_HAL_WWDG_REGISTER_CALLBACKS 0u
+
+/* ########################## Oscillator Values adaptation ####################*/
+/**
+ * @brief Adjust the value of External High Speed oscillator (HSE) used in your application.
+ * This value is used by the RCC HAL module to compute the system frequency
+ * (when HSE is used as system clock source, directly or through the PLL).
+ */
+#if !defined (HSE_VALUE)
+#define HSE_VALUE (8000000UL) /*!< Value of the External oscillator in Hz */
+#endif /* HSE_VALUE */
+
+#if !defined (HSE_STARTUP_TIMEOUT)
+#define HSE_STARTUP_TIMEOUT (100UL) /*!< Time out for HSE start up, in ms */
+#endif /* HSE_STARTUP_TIMEOUT */
+
+/**
+ * @brief Internal High Speed oscillator (HSI) value.
+ * This value is used by the RCC HAL module to compute the system frequency
+ * (when HSI is used as system clock source, directly or through the PLL).
+ */
+#if !defined (HSI_VALUE)
+#define HSI_VALUE (16000000UL) /*!< Value of the Internal oscillator in Hz*/
+#endif /* HSI_VALUE */
+
+#if defined(STM32G0C1xx) || defined(STM32G0B1xx) || defined(STM32G0B0xx)
+/**
+ * @brief Internal High Speed oscillator (HSI48) value for USB FS, SDMMC and RNG.
+ * This internal oscillator is mainly dedicated to provide a high precision clock to
+ * the USB peripheral by means of a special Clock Recovery System (CRS) circuitry.
+ * When the CRS is not used, the HSI48 RC oscillator runs on it default frequency
+ * which is subject to manufacturing process variations.
+ */
+#if !defined (HSI48_VALUE)
+ #define HSI48_VALUE 48000000U /*!< Value of the Internal High Speed oscillator for USB FS/SDMMC/RNG in Hz.
+ The real value my vary depending on manufacturing process variations.*/
+#endif /* HSI48_VALUE */
+#endif
+
+/**
+ * @brief Internal Low Speed oscillator (LSI) value.
+ */
+#if !defined (LSI_VALUE)
+#define LSI_VALUE (32000UL) /*!< LSI Typical Value in Hz*/
+#endif /* LSI_VALUE */ /*!< Value of the Internal Low Speed oscillator in Hz
+The real value may vary depending on the variations
+in voltage and temperature.*/
+/**
+ * @brief External Low Speed oscillator (LSE) value.
+ * This value is used by the UART, RTC HAL module to compute the system frequency
+ */
+#if !defined (LSE_VALUE)
+#define LSE_VALUE (32768UL) /*!< Value of the External oscillator in Hz*/
+#endif /* LSE_VALUE */
+
+#if !defined (LSE_STARTUP_TIMEOUT)
+#define LSE_STARTUP_TIMEOUT (5000UL) /*!< Time out for LSE start up, in ms */
+#endif /* LSE_STARTUP_TIMEOUT */
+
+/**
+ * @brief External clock source for I2S1 peripheral
+ * This value is used by the RCC HAL module to compute the I2S1 clock source
+ * frequency.
+ */
+#if !defined (EXTERNAL_I2S1_CLOCK_VALUE)
+#define EXTERNAL_I2S1_CLOCK_VALUE (48000UL) /*!< Value of the I2S1 External clock source in Hz*/
+#endif /* EXTERNAL_I2S1_CLOCK_VALUE */
+
+#if defined(STM32G0C1xx) || defined(STM32G0B1xx) || defined(STM32G0B0xx)
+/**
+ * @brief External clock source for I2S2 peripheral
+ * This value is used by the RCC HAL module to compute the I2S2 clock source
+ * frequency.
+ */
+#if !defined (EXTERNAL_I2S2_CLOCK_VALUE)
+ #define EXTERNAL_I2S2_CLOCK_VALUE 48000U /*!< Value of the I2S2 External clock source in Hz*/
+#endif /* EXTERNAL_I2S2_CLOCK_VALUE */
+#endif
+
+/* Tip: To avoid modifying this file each time you need to use different HSE,
+ === you can define the HSE value in your toolchain compiler preprocessor. */
+
+/* ########################### System Configuration ######################### */
+/**
+ * @brief This is the HAL system configuration section
+ */
+#define VDD_VALUE (3300UL) /*!< Value of VDD in mv */
+#define TICK_INT_PRIORITY 0U /*!< tick interrupt priority */
+#define USE_RTOS 0U
+#define PREFETCH_ENABLE 1U
+#define INSTRUCTION_CACHE_ENABLE 1U
+
+/* ################## SPI peripheral configuration ########################## */
+
+/* CRC FEATURE: Use to activate CRC feature inside HAL SPI Driver
+* Activated: CRC code is present inside driver
+* Deactivated: CRC code cleaned from driver
+*/
+
+#define USE_SPI_CRC 0U
+
+/* ################## CRYP peripheral configuration ########################## */
+
+#define USE_HAL_CRYP_SUSPEND_RESUME 1U
+
+/* ########################## Assert Selection ############################## */
+/**
+ * @brief Uncomment the line below to expanse the "assert_param" macro in the
+ * HAL drivers code
+ */
+/* #define USE_FULL_ASSERT 1U */
+
+/* Includes ------------------------------------------------------------------*/
+/**
+ * @brief Include modules header file
+ */
+
+#ifdef HAL_RCC_MODULE_ENABLED
+#include "stm32g0xx_hal_rcc.h"
+#endif /* HAL_RCC_MODULE_ENABLED */
+
+#ifdef HAL_GPIO_MODULE_ENABLED
+#include "stm32g0xx_hal_gpio.h"
+#endif /* HAL_GPIO_MODULE_ENABLED */
+
+#ifdef HAL_DMA_MODULE_ENABLED
+#include "stm32g0xx_hal_dma.h"
+#endif /* HAL_DMA_MODULE_ENABLED */
+
+#ifdef HAL_CORTEX_MODULE_ENABLED
+#include "stm32g0xx_hal_cortex.h"
+#endif /* HAL_CORTEX_MODULE_ENABLED */
+
+#ifdef HAL_ADC_MODULE_ENABLED
+#include "stm32g0xx_hal_adc.h"
+#include "stm32g0xx_hal_adc_ex.h"
+#endif /* HAL_ADC_MODULE_ENABLED */
+
+#ifdef HAL_CEC_MODULE_ENABLED
+#include "stm32g0xx_hal_cec.h"
+#endif /* HAL_CEC_MODULE_ENABLED */
+
+#ifdef HAL_COMP_MODULE_ENABLED
+#include "stm32g0xx_hal_comp.h"
+#endif /* HAL_COMP_MODULE_ENABLED */
+
+#ifdef HAL_CRC_MODULE_ENABLED
+#include "stm32g0xx_hal_crc.h"
+#endif /* HAL_CRC_MODULE_ENABLED */
+
+#ifdef HAL_CRYP_MODULE_ENABLED
+#include "stm32g0xx_hal_cryp.h"
+#endif /* HAL_CRYP_MODULE_ENABLED */
+
+#ifdef HAL_DAC_MODULE_ENABLED
+#include "stm32g0xx_hal_dac.h"
+#endif /* HAL_DAC_MODULE_ENABLED */
+
+#ifdef HAL_EXTI_MODULE_ENABLED
+#include "stm32g0xx_hal_exti.h"
+#endif /* HAL_EXTI_MODULE_ENABLED */
+
+#ifdef HAL_FLASH_MODULE_ENABLED
+#include "stm32g0xx_hal_flash.h"
+#endif /* HAL_FLASH_MODULE_ENABLED */
+
+#ifdef HAL_FDCAN_MODULE_ENABLED
+#include "stm32g0xx_hal_fdcan.h"
+#endif /* HAL_FDCAN_MODULE_ENABLED */
+
+#ifdef HAL_HCD_MODULE_ENABLED
+#include "stm32g0xx_hal_hcd.h"
+#endif /* HAL_HCD_MODULE_ENABLED */
+
+#ifdef HAL_I2C_MODULE_ENABLED
+#include "stm32g0xx_hal_i2c.h"
+#endif /* HAL_I2C_MODULE_ENABLED */
+
+#ifdef HAL_I2S_MODULE_ENABLED
+#include "stm32g0xx_hal_i2s.h"
+#endif /* HAL_I2S_MODULE_ENABLED */
+
+#ifdef HAL_IRDA_MODULE_ENABLED
+#include "stm32g0xx_hal_irda.h"
+#endif /* HAL_IRDA_MODULE_ENABLED */
+
+#ifdef HAL_IWDG_MODULE_ENABLED
+#include "stm32g0xx_hal_iwdg.h"
+#endif /* HAL_IWDG_MODULE_ENABLED */
+
+#ifdef HAL_LPTIM_MODULE_ENABLED
+#include "stm32g0xx_hal_lptim.h"
+#endif /* HAL_LPTIM_MODULE_ENABLED */
+
+#ifdef HAL_PCD_MODULE_ENABLED
+#include "stm32g0xx_hal_pcd.h"
+#endif /* HAL_PCD_MODULE_ENABLED */
+
+#ifdef HAL_PWR_MODULE_ENABLED
+#include "stm32g0xx_hal_pwr.h"
+#endif /* HAL_PWR_MODULE_ENABLED */
+
+#ifdef HAL_RNG_MODULE_ENABLED
+#include "stm32g0xx_hal_rng.h"
+#endif /* HAL_RNG_MODULE_ENABLED */
+
+#ifdef HAL_RTC_MODULE_ENABLED
+#include "stm32g0xx_hal_rtc.h"
+#endif /* HAL_RTC_MODULE_ENABLED */
+
+#ifdef HAL_SMARTCARD_MODULE_ENABLED
+#include "stm32g0xx_hal_smartcard.h"
+#endif /* HAL_SMARTCARD_MODULE_ENABLED */
+
+#ifdef HAL_SMBUS_MODULE_ENABLED
+#include "stm32g0xx_hal_smbus.h"
+#endif /* HAL_SMBUS_MODULE_ENABLED */
+
+#ifdef HAL_SPI_MODULE_ENABLED
+#include "stm32g0xx_hal_spi.h"
+#endif /* HAL_SPI_MODULE_ENABLED */
+
+#ifdef HAL_TIM_MODULE_ENABLED
+#include "stm32g0xx_hal_tim.h"
+#endif /* HAL_TIM_MODULE_ENABLED */
+
+#ifdef HAL_UART_MODULE_ENABLED
+#include "stm32g0xx_hal_uart.h"
+#endif /* HAL_UART_MODULE_ENABLED */
+
+#ifdef HAL_USART_MODULE_ENABLED
+#include "stm32g0xx_hal_usart.h"
+#endif /* HAL_USART_MODULE_ENABLED */
+
+#ifdef HAL_WWDG_MODULE_ENABLED
+#include "stm32g0xx_hal_wwdg.h"
+#endif /* HAL_WWDG_MODULE_ENABLED */
+
+/* Exported macro ------------------------------------------------------------*/
+#ifdef USE_FULL_ASSERT
+/**
+ * @brief The assert_param macro is used for functions parameters check.
+ * @param expr If expr is false, it calls assert_failed function
+ * which reports the name of the source file and the source
+ * line number of the call that failed.
+ * If expr is true, it returns no value.
+ * @retval None
+ */
+#define assert_param(expr) ((expr) ? (void)0U : assert_failed((uint8_t *)__FILE__, __LINE__))
+/* Exported functions ------------------------------------------------------- */
+void assert_failed(uint8_t *file, uint32_t line);
+#else
+#define assert_param(expr) ((void)0U)
+#endif /* USE_FULL_ASSERT */
+
+#ifdef __cplusplus
+}
+#endif
+
+#endif /* STM32G0xx_HAL_CONF_H */