45 lines
1.0 KiB
Plaintext
45 lines
1.0 KiB
Plaintext
# SPDX-License-Identifier: Apache-2.0
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CONFIG_ARM=y
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CONFIG_BOARD_NUCLEO_F401RE=y
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CONFIG_SOC_SERIES_STM32F4X=y
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CONFIG_SOC_STM32F401XE=y
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CONFIG_CORTEX_M_SYSTICK=y
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# 84MHz system clock
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CONFIG_SYS_CLOCK_HW_CYCLES_PER_SEC=84000000
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# Enable MPU
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CONFIG_ARM_MPU=y
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CONFIG_SERIAL=y
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# console
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CONFIG_CONSOLE=y
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CONFIG_UART_CONSOLE=y
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# enable pinmux
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CONFIG_PINMUX=y
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# enable GPIO
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CONFIG_GPIO=y
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# clock configuration
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CONFIG_CLOCK_CONTROL=y
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# Clock configuration for Cube Clock control driver
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CONFIG_CLOCK_STM32_HSE_CLOCK=8000000
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CONFIG_CLOCK_STM32_SYSCLK_SRC_PLL=y
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# use HSE as PLL input
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CONFIG_CLOCK_STM32_PLL_SRC_HSE=y
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# however, the board does not have an external oscillator, so just use
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# the 8MHz clock signal coming from integrated STLink
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CONFIG_CLOCK_STM32_HSE_BYPASS=y
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# produce 84MHz clock at PLL output
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CONFIG_CLOCK_STM32_PLL_M_DIVISOR=8
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CONFIG_CLOCK_STM32_PLL_N_MULTIPLIER=336
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CONFIG_CLOCK_STM32_PLL_P_DIVISOR=4
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CONFIG_CLOCK_STM32_PLL_Q_DIVISOR=7
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CONFIG_CLOCK_STM32_AHB_PRESCALER=1
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CONFIG_CLOCK_STM32_APB1_PRESCALER=2
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CONFIG_CLOCK_STM32_APB2_PRESCALER=1
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