boards: stm32f072_eval: Use dts for clocks configuration Convert board to use of device tree for clocks configuration. Signed-off-by: Alexandre Bourdiol <alexandre.bourdiol@st.com>
diff --git a/boards/arm/stm32f072_eval/stm32f072_eval.dts b/boards/arm/stm32f072_eval/stm32f072_eval.dts index 5e072e5..cfe8f2f 100644 --- a/boards/arm/stm32f072_eval/stm32f072_eval.dts +++ b/boards/arm/stm32f072_eval/stm32f072_eval.dts
@@ -76,6 +76,25 @@ }; }; +&clk_hse { + clock-frequency = <DT_FREQ_M(8)>; + status = "okay"; +}; + +&pll { + prediv = <1>; + mul = <6>; + clocks = <&clk_hse>; + status = "okay"; +}; + +&rcc { + clocks = <&pll>; + clock-frequency = <DT_FREQ_M(48)>; + ahb-prescaler = <1>; + apb1-prescaler = <1>; +}; + &usart2 { pinctrl-0 = <&usart2_tx_pd5 &usart2_rx_pd6>; current-speed = <115200>;
diff --git a/boards/arm/stm32f072_eval/stm32f072_eval_defconfig b/boards/arm/stm32f072_eval/stm32f072_eval_defconfig index 40a91d7..f35b570 100644 --- a/boards/arm/stm32f072_eval/stm32f072_eval_defconfig +++ b/boards/arm/stm32f072_eval/stm32f072_eval_defconfig
@@ -6,9 +6,6 @@ # Platform Configuration CONFIG_SOC_STM32F072XB=y -# General Kernel Options -CONFIG_SYS_CLOCK_HW_CYCLES_PER_SEC=48000000 - # Serial Drivers CONFIG_SERIAL=y CONFIG_UART_INTERRUPT_DRIVEN=y @@ -22,16 +19,5 @@ # 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 48MHz clock at PLL output -CONFIG_CLOCK_STM32_PLL_PREDIV1=1 -CONFIG_CLOCK_STM32_PLL_MULTIPLIER=6 -CONFIG_CLOCK_STM32_AHB_PRESCALER=1 -CONFIG_CLOCK_STM32_APB1_PRESCALER=1