59 lines
1.4 KiB
Plaintext
59 lines
1.4 KiB
Plaintext
# SPDX-License-Identifier: Apache-2.0
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CONFIG_ARM=y
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CONFIG_SOC_SERIES_STM32G4X=y
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CONFIG_SOC_STM32G431XX=y
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# 170MHz system clock only in 'boost power' mode. RM0440, section
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# 5.1.5 states that the R1MODE bit must be cleared before system can
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# be 170MHz. This requires an update to the stm32 clock control
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# driver, so default to 150MHz until then.
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# CONFIG_SYS_CLOCK_HW_CYCLES_PER_SEC=170000000
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# 150MHz system clock in 'normal power' mode
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CONFIG_SYS_CLOCK_HW_CYCLES_PER_SEC=150000000
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# enable uart driver
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CONFIG_SERIAL=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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# Use PLLCLK for SYSCLK
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CONFIG_CLOCK_STM32_SYSCLK_SRC_PLL=y
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# Use HSI (16MHz) to feed into PLL
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CONFIG_CLOCK_STM32_PLL_SRC_HSI=y
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CONFIG_CLOCK_STM32_PLL_M_DIVISOR=4
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CONFIG_CLOCK_STM32_PLL_P_DIVISOR=7
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CONFIG_CLOCK_STM32_PLL_Q_DIVISOR=2
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CONFIG_CLOCK_STM32_PLL_R_DIVISOR=2
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# Produce 150MHz clock at PLLCLK output
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CONFIG_CLOCK_STM32_PLL_N_MULTIPLIER=75
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# Comment out above and uncomment below for 170MHz. Note that you
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# must have configured the mcu for boost power mode.
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# CONFIG_CLOCK_STM32_PLL_N_MULTIPLIER=85
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# Produce Max (150MHz or 170MHz) HCLK
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CONFIG_CLOCK_STM32_AHB_PRESCALER=1
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# Produce Max (150MHz or 170MHz) APB1 clocks and APB2 clocks
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CONFIG_CLOCK_STM32_APB1_PRESCALER=1
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CONFIG_CLOCK_STM32_APB2_PRESCALER=1
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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 MPU
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CONFIG_ARM_MPU=y
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