# Zephyr Kernel Configuration CONFIG_ARM=y CONFIG_ARCH="arm" CONFIG_SOC_SERIES="stm32f1" CONFIG_SOC_FAMILY="st_stm32" CONFIG_BOARD="stm3210c_eval" CONFIG_SOC_SERIES_STM32F1X=y # Platform Configuration CONFIG_SOC_FAMILY_STM32=y CONFIG_SOC_STM32F107XC=y CONFIG_SOC_STM32F10X_CONNECTIVITY_LINE_DEVICE=y CONFIG_BOARD_STM3210C_EVAL=y # General Kernel Options CONFIG_CORTEX_M_SYSTICK=y # 72MHz system clock CONFIG_SYS_CLOCK_HW_CYCLES_PER_SEC=72000000 # Serial Drivers CONFIG_SERIAL=y CONFIG_SERIAL_HAS_DRIVER=y CONFIG_UART_INTERRUPT_DRIVEN=y CONFIG_UART_STM32=y # enable USART2 - passthrough to STLINK v2 connector CONFIG_UART_STM32_PORT_2=y # enable console on this port by default CONFIG_CONSOLE=y CONFIG_UART_CONSOLE=y CONFIG_UART_CONSOLE_ON_DEV_NAME="UART_2" # Pinmux Driver CONFIG_PINMUX=y CONFIG_PINMUX_STM32=y # GPIO Controller CONFIG_GPIO=y CONFIG_GPIO_STM32=y CONFIG_GPIO_STM32_PORTA=y CONFIG_GPIO_STM32_PORTB=y CONFIG_GPIO_STM32_PORTC=y # RCC configuration CONFIG_CLOCK_CONTROL=y # Clock configuration for Cube Clock control driver CONFIG_CLOCK_STM32_HSE_CLOCK=8000000 CONFIG_CLOCK_STM32_SYSCLK_SRC_PLL=y # use HSE as PLL input CONFIG_CLOCK_STM32_PLL_SRC_HSE=y CONFIG_CLOCK_STM32_PLL_SRC_PLL2=n # however, the board does not have an external oscillator, so just use # the 8MHz clock signal coming from integrated STLink CONFIG_CLOCK_STM32_HSE_BYPASS=y # produce 72MHz clock at PLL output CONFIG_CLOCK_STM32_PLL_PREDIV1=1 CONFIG_CLOCK_STM32_PLL_MULTIPLIER=9 CONFIG_CLOCK_STM32_AHB_PRESCALER=1 # APB1 clock must not to exceed 36MHz limit CONFIG_CLOCK_STM32_APB1_PRESCALER=2 CONFIG_CLOCK_STM32_APB2_PRESCALER=1