49 lines
1.2 KiB
Plaintext
49 lines
1.2 KiB
Plaintext
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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# 84MHz system clock
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CONFIG_SYS_CLOCK_HW_CYCLES_PER_SEC=84000000
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CONFIG_SYS_CLOCK_TICKS_PER_SEC=1000
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# Enable MPU
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CONFIG_STM32_ARM_MPU_ENABLE=y
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# enable USART2 - passthrough to STLINK v2 connector
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CONFIG_UART_STM32_PORT_2=y
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# enable pinmux
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CONFIG_PINMUX=y
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# enable GPIO ports A, B, C, D
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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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#enable pwm
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CONFIG_PWM=y
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CONFIG_PWM_STM32=y
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CONFIG_PWM_STM32_2=y
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#enable I2C
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CONFIG_I2C=y
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CONFIG_I2C_STM32_V1=y
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