52 lines
1.1 KiB
Plaintext
52 lines
1.1 KiB
Plaintext
# SPDX-License-Identifier: Apache-2.0
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CONFIG_ARM=y
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CONFIG_BOARD_STM32F3_DISCO=y
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CONFIG_SOC_SERIES_STM32F3X=y
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CONFIG_SOC_STM32F303XC=y
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# 72MHz system clock
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CONFIG_SYS_CLOCK_HW_CYCLES_PER_SEC=72000000
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# ARM Options
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CONFIG_CPU_HAS_FPU=y
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# Floating Point Options
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CONFIG_FLOAT=y
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# enable uart driver
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CONFIG_SERIAL=y
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# enable console
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CONFIG_CONSOLE=y
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CONFIG_UART_CONSOLE=y
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#enable I2C
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CONFIG_I2C=y
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#enable SPI
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CONFIG_SPI=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 72MHz clock at PLL output
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CONFIG_CLOCK_STM32_PLL_PREDIV=1
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CONFIG_CLOCK_STM32_PLL_MULTIPLIER=9
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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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