# SPDX-License-Identifier: Apache-2.0 CONFIG_ARM=y CONFIG_SOC_SERIES_STM32G4X=y CONFIG_SOC_STM32G431XX=y # 170MHz system clock only in 'boost power' mode. RM0440, section # 5.1.5 states that the R1MODE bit must be cleared before system can # be 170MHz. This requires an update to the stm32 clock control # driver, so default to 150MHz until then. # CONFIG_SYS_CLOCK_HW_CYCLES_PER_SEC=170000000 # 150MHz system clock in 'normal power' mode CONFIG_SYS_CLOCK_HW_CYCLES_PER_SEC=150000000 # enable uart driver CONFIG_SERIAL=y # enable pinmux CONFIG_PINMUX=y # enable GPIO CONFIG_GPIO=y # clock configuration CONFIG_CLOCK_CONTROL=y # Use PLLCLK for SYSCLK CONFIG_CLOCK_STM32_SYSCLK_SRC_PLL=y # Use HSI (16MHz) to feed into PLL CONFIG_CLOCK_STM32_PLL_SRC_HSI=y CONFIG_CLOCK_STM32_PLL_M_DIVISOR=4 CONFIG_CLOCK_STM32_PLL_P_DIVISOR=7 CONFIG_CLOCK_STM32_PLL_Q_DIVISOR=2 CONFIG_CLOCK_STM32_PLL_R_DIVISOR=2 # Produce 150MHz clock at PLLCLK output CONFIG_CLOCK_STM32_PLL_N_MULTIPLIER=75 # Comment out above and uncomment below for 170MHz. Note that you # must have configured the mcu for boost power mode. # CONFIG_CLOCK_STM32_PLL_N_MULTIPLIER=85 # Produce Max (150MHz or 170MHz) HCLK CONFIG_CLOCK_STM32_AHB_PRESCALER=1 # Produce Max (150MHz or 170MHz) APB1 clocks and APB2 clocks CONFIG_CLOCK_STM32_APB1_PRESCALER=1 CONFIG_CLOCK_STM32_APB2_PRESCALER=1 # Console CONFIG_CONSOLE=y CONFIG_UART_CONSOLE=y # Enable MPU CONFIG_ARM_MPU=y