# Copyright (c) 2020 Linaro Limited
# SPDX-License-Identifier: Apache-2.0

CONFIG_SOC_SERIES_STM32F4X=y
CONFIG_SOC_STM32F427XX=y
# 168MHz system clock
CONFIG_SYS_CLOCK_HW_CYCLES_PER_SEC=168000000

# Enable MPU
CONFIG_ARM_MPU=y

# Enable HW stack protection
CONFIG_HW_STACK_PROTECTION=y

CONFIG_SERIAL=y

# console
CONFIG_CONSOLE=y
CONFIG_UART_CONSOLE=y

# enable pinmux
CONFIG_PINMUX=y

# enable GPIO
CONFIG_GPIO=y

# clock configuration
CONFIG_CLOCK_CONTROL=y


# SYSCLK selection
CONFIG_CLOCK_STM32_SYSCLK_SRC_PLL=y

# use HSE as PLL input
CONFIG_CLOCK_STM32_PLL_SRC_HSE=y
CONFIG_CLOCK_STM32_HSE_CLOCK=24000000

# produce 168MHz clock at PLL output
CONFIG_CLOCK_STM32_PLL_M_DIVISOR=24
CONFIG_CLOCK_STM32_PLL_N_MULTIPLIER=336
CONFIG_CLOCK_STM32_PLL_P_DIVISOR=2
CONFIG_CLOCK_STM32_PLL_Q_DIVISOR=7
CONFIG_CLOCK_STM32_AHB_PRESCALER=1

# APB1 clock must not exceed 50MHz limit
CONFIG_CLOCK_STM32_APB1_PRESCALER=4
CONFIG_CLOCK_STM32_APB2_PRESCALER=2