zephyr/boards/arm/stm32f411e_disco/stm32f411e_disco_defconfig
Erwan Gouriou 124004c29a boards: stm32: Remove useless CONFIG_BOARD_FOO from _defconfig files
CONFIG_BOARD_FOO is enabled in a number of board *_defconfig files
although it is useless as it is set by default (as defined as a
one option choice, symbol defaults to 'y').
CONFIG_BOARD_FOO should remain only in target that are defined
in boards providing multiple choices (dual cores, board with multiple
revisions).

Clean it from STM32 impacted boards.

Signed-off-by: Erwan Gouriou <erwan.gouriou@linaro.org>
2020-02-05 11:29:21 -06:00

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# SPDX-License-Identifier: Apache-2.0
CONFIG_ARM=y
CONFIG_SOC_SERIES_STM32F4X=y
CONFIG_SOC_STM32F411XE=y
# 100MHz system clock (highest value to get a precise USB clock should be 96MHz)
CONFIG_SYS_CLOCK_HW_CYCLES_PER_SEC=100000000
# Enable MPU
CONFIG_ARM_MPU=y
# Serial Drivers
CONFIG_SERIAL=y
CONFIG_UART_INTERRUPT_DRIVEN=y
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
# HSE configuration
CONFIG_CLOCK_STM32_HSE_CLOCK=8000000
# use HSE as PLL input
CONFIG_CLOCK_STM32_PLL_SRC_HSE=y
# produce 100MHz clock at PLL output
CONFIG_CLOCK_STM32_PLL_M_DIVISOR=4
CONFIG_CLOCK_STM32_PLL_N_MULTIPLIER=100
CONFIG_CLOCK_STM32_PLL_P_DIVISOR=2
CONFIG_CLOCK_STM32_PLL_Q_DIVISOR=8
CONFIG_CLOCK_STM32_AHB_PRESCALER=1
CONFIG_CLOCK_STM32_APB1_PRESCALER=2
CONFIG_CLOCK_STM32_APB2_PRESCALER=1