boards: stm32f072b_disco: Use dts for clocks configuration
Convert board to use of device tree for clocks configuration. Signed-off-by: Alexandre Bourdiol <alexandre.bourdiol@st.com>
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2 changed files with 19 additions and 11 deletions
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@ -57,6 +57,24 @@
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};
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};
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&clk_hsi {
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status = "okay";
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};
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&pll {
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prediv = <1>;
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mul = <6>;
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clocks = <&clk_hsi>;
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status = "okay";
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};
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&rcc {
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clocks = <&pll>;
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clock-frequency = <DT_FREQ_M(48)>;
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ahb-prescaler = <1>;
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apb1-prescaler = <1>;
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};
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&usart1 {
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pinctrl-0 = <&usart1_tx_pb6 &usart1_rx_pb7>;
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current-speed = <115200>;
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@ -6,9 +6,6 @@ CONFIG_SOC_SERIES_STM32F0X=y
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# Platform Configuration
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CONFIG_SOC_STM32F072XB=y
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# General Kernel Options
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CONFIG_SYS_CLOCK_HW_CYCLES_PER_SEC=48000000
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# Serial Drivers
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CONFIG_SERIAL=y
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CONFIG_UART_INTERRUPT_DRIVEN=y
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@ -22,12 +19,5 @@ CONFIG_PINMUX=y
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# GPIO Controller
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CONFIG_GPIO=y
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# Clock configuration
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# Enable Clocks
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CONFIG_CLOCK_CONTROL=y
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# SYSCLK selection
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CONFIG_CLOCK_STM32_SYSCLK_SRC_PLL=y
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# PLL configuration
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CONFIG_CLOCK_STM32_PLL_SRC_HSI=y
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CONFIG_CLOCK_STM32_PLL_MULTIPLIER=6
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CONFIG_CLOCK_STM32_AHB_PRESCALER=1
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CONFIG_CLOCK_STM32_APB1_PRESCALER=1
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