diff --git a/boards/arm/stm32f469i_disco/stm32f469i_disco.dts b/boards/arm/stm32f469i_disco/stm32f469i_disco.dts index 636292be518..4e7c76e5a12 100644 --- a/boards/arm/stm32f469i_disco/stm32f469i_disco.dts +++ b/boards/arm/stm32f469i_disco/stm32f469i_disco.dts @@ -61,6 +61,28 @@ arduino_i2c: &i2c1 {}; arduino_spi: &spi2 {}; arduino_serial: &usart6 {}; +&clk_hse { + clock-frequency = ; + status = "okay"; +}; + +&pll { + div-m = <8>; + mul-n = <360>; + div-p = <2>; + div-q = <7>; + clocks = <&clk_hse>; + status = "okay"; +}; + +&rcc { + clocks = <&pll>; + clock-frequency = ; + ahb-prescaler = <1>; + apb1-prescaler = <4>; + apb2-prescaler = <2>; +}; + &usart3 { pinctrl-0 = <&usart3_tx_pb10 &usart3_rx_pb11>; current-speed = <115200>; diff --git a/boards/arm/stm32f469i_disco/stm32f469i_disco_defconfig b/boards/arm/stm32f469i_disco/stm32f469i_disco_defconfig index 836a0026da7..9b20e78fa20 100644 --- a/boards/arm/stm32f469i_disco/stm32f469i_disco_defconfig +++ b/boards/arm/stm32f469i_disco/stm32f469i_disco_defconfig @@ -2,8 +2,6 @@ CONFIG_SOC_SERIES_STM32F4X=y CONFIG_SOC_STM32F469XX=y -# 180MHz system clock -CONFIG_SYS_CLOCK_HW_CYCLES_PER_SEC=180000000 # Enable MPU CONFIG_ARM_MPU=y @@ -23,19 +21,5 @@ CONFIG_PINMUX=y # enable GPIO CONFIG_GPIO=y -# clock configuration +# Enable Clocks CONFIG_CLOCK_CONTROL=y - -# Clock configuration for Cube Clock control driver -CONFIG_CLOCK_STM32_HSE_CLOCK=8000000 -CONFIG_CLOCK_STM32_SYSCLK_SRC_PLL=y -# use HSE as PLL input -CONFIG_CLOCK_STM32_PLL_SRC_HSE=y -# produce 180MHz clock at PLL output -CONFIG_CLOCK_STM32_PLL_M_DIVISOR=8 -CONFIG_CLOCK_STM32_PLL_N_MULTIPLIER=360 -CONFIG_CLOCK_STM32_PLL_P_DIVISOR=2 -CONFIG_CLOCK_STM32_PLL_Q_DIVISOR=7 -CONFIG_CLOCK_STM32_AHB_PRESCALER=1 -CONFIG_CLOCK_STM32_APB1_PRESCALER=4 -CONFIG_CLOCK_STM32_APB2_PRESCALER=2