CONFIG_ARM=y CONFIG_BOARD_STM32_NUCLEO_L476RG=y CONFIG_SOC_FAMILY_STM32=y CONFIG_SOC_SERIES_STM32L4X=y CONFIG_SOC_STM32L476XX=y CONFIG_CORTEX_M_SYSTICK=y # 80MHz system clock CONFIG_SYS_CLOCK_HW_CYCLES_PER_SEC=80000000 # enable uart driver CONFIG_SERIAL=y CONFIG_UART_STM32=y CONFIG_UART_STM32_PORT_2=y # enable pinmux CONFIG_PINMUX=y CONFIG_PINMUX_STM32=y # enable GPIOs CONFIG_GPIO=y CONFIG_GPIO_STM32=y CONFIG_GPIO_STM32_PORTA=y CONFIG_GPIO_STM32_PORTB=y CONFIG_GPIO_STM32_PORTC=y CONFIG_GPIO_STM32_PORTD=y CONFIG_GPIO_STM32_PORTE=y CONFIG_GPIO_STM32_PORTF=y CONFIG_GPIO_STM32_PORTG=y CONFIG_GPIO_STM32_PORTH=y # clock configuration CONFIG_CLOCK_CONTROL=y CONFIG_CLOCK_CONTROL_STM32_CUBE=y # SYSCLK selection CONFIG_CLOCK_STM32_SYSCLK_SRC_PLL=y # PLL configuration CONFIG_CLOCK_STM32_PLL_SRC_HSI # produce 80MHz clock at PLL output CONFIG_CLOCK_STM32_PLL_M_DIVISOR=1 CONFIG_CLOCK_STM32_PLL_N_MULTIPLIER=20 CONFIG_CLOCK_STM32_PLL_P_DIVISOR=7 CONFIG_CLOCK_STM32_PLL_Q_DIVISOR=2 CONFIG_CLOCK_STM32_PLL_R_DIVISOR=4 CONFIG_CLOCK_STM32_AHB_PRESCALER=1 CONFIG_CLOCK_STM32_APB1_PRESCALER=1 CONFIG_CLOCK_STM32_APB2_PRESCALER=1 # console CONFIG_CONSOLE=y CONFIG_UART_CONSOLE=y CONFIG_UART_CONSOLE_ON_DEV_NAME="UART_2" #enable pwm CONFIG_PWM=y CONFIG_PWM_STM32=y CONFIG_PWM_STM32_2=y #enable DTS CONFIG_HAS_DTS=y