diff --git a/boards/arm/stm32373c_eval/stm32373c_eval.dts b/boards/arm/stm32373c_eval/stm32373c_eval.dts index 09436011e59..fa03fae4ce8 100644 --- a/boards/arm/stm32373c_eval/stm32373c_eval.dts +++ b/boards/arm/stm32373c_eval/stm32373c_eval.dts @@ -41,6 +41,26 @@ }; }; +&clk_hse { + clock-frequency = ; + status = "okay"; +}; + +&pll { + prediv = <1>; + mul = <9>; + clocks = <&clk_hse>; + status = "okay"; +}; + +&rcc { + clocks = <&pll>; + clock-frequency = ; + ahb-prescaler = <1>; + apb1-prescaler = <2>; + apb2-prescaler = <2>; +}; + &usart2 { pinctrl-0 = <&usart2_tx_pd5 &usart2_rx_pd6>; current-speed = <115200>; diff --git a/boards/arm/stm32373c_eval/stm32373c_eval_defconfig b/boards/arm/stm32373c_eval/stm32373c_eval_defconfig index a2a72e16722..dad51767bb5 100644 --- a/boards/arm/stm32373c_eval/stm32373c_eval_defconfig +++ b/boards/arm/stm32373c_eval/stm32373c_eval_defconfig @@ -15,9 +15,6 @@ CONFIG_ARM_MPU=y # Enable HW stack protection CONFIG_HW_STACK_PROTECTION=y -# General Kernel Options -CONFIG_SYS_CLOCK_HW_CYCLES_PER_SEC=72000000 - # Serial Drivers CONFIG_SERIAL=y CONFIG_UART_INTERRUPT_DRIVEN=y @@ -31,17 +28,5 @@ CONFIG_PINMUX=y # GPIO Controller CONFIG_GPIO=y -# Clock configuration +# Enable Clocks CONFIG_CLOCK_CONTROL=y -# SYSCLK selection -CONFIG_CLOCK_STM32_SYSCLK_SRC_PLL=y -# HSE configuration -CONFIG_CLOCK_STM32_HSE_CLOCK=8000000 -# PLL configuration -CONFIG_CLOCK_STM32_PLL_SRC_HSE=y -# produce 72MHz clock at PLL output -CONFIG_CLOCK_STM32_PLL_PREDIV=1 -CONFIG_CLOCK_STM32_PLL_MULTIPLIER=9 -CONFIG_CLOCK_STM32_AHB_PRESCALER=1 -CONFIG_CLOCK_STM32_APB1_PRESCALER=2 -CONFIG_CLOCK_STM32_APB2_PRESCALER=2