03959a20f7
Add support for the nucleo g431kb Board. Signed-off-by: Klaus Nagel <nagelkl01@gmail.com>
117 lines
1.9 KiB
Text
117 lines
1.9 KiB
Text
/*
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* Copyright (c) 2024 Klaus Nagel, <nagelkl01@gmail.com>
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*
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* SPDX-License-Identifier: Apache-2.0
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*/
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/dts-v1/;
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#include <st/g4/stm32g431Xb.dtsi>
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#include <st/g4/stm32g431k(6-8-b)tx-pinctrl.dtsi>
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/ {
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model = "STMicroelectronics STM32G431KB-NUCLEO board";
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compatible = "st,stm32g431kb-nucleo";
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chosen {
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zephyr,console = &lpuart1;
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zephyr,shell-uart = &lpuart1;
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zephyr,sram = &sram0;
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zephyr,flash = &flash0;
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};
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leds: leds {
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compatible = "gpio-leds";
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green_led: led_0 {
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gpios = <&gpiob 8 GPIO_ACTIVE_HIGH>;
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label = "User LD2";
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};
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};
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pwmleds {
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compatible = "pwm-leds";
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green_pwm_led: green_pwm_led {
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pwms = <&pwm4 3 PWM_MSEC(20) PWM_POLARITY_NORMAL>;
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};
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};
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aliases {
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led0 = &green_led;
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pwm-led0 = &green_pwm_led;
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watchdog0 = &iwdg;
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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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&clk_lsi {
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status = "okay";
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};
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stm32_lp_tick_source: &lptim1 {
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clocks = <&rcc STM32_CLOCK_BUS_APB1 0x80000000>,
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<&rcc STM32_SRC_LSI LPTIM1_SEL(3)>;
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status = "okay";
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};
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/* Adjust the pll for a SYSTEM Clock of 170MHz */
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&pll {
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div-m = <4>;
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mul-n = <85>;
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div-p = <7>;
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div-q = <2>;
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div-r = <2>;
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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(170)>;
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ahb-prescaler = <1>;
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apb1-prescaler = <1>;
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apb2-prescaler = <1>;
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};
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&lpuart1 {
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pinctrl-0 = <&lpuart1_tx_pa2 &lpuart1_rx_pa3>;
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pinctrl-names = "default";
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current-speed = <115200>;
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status = "okay";
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};
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&timers4 {
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st,prescaler = <10000>;
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status = "okay";
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pwm4: pwm {
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status = "okay";
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pinctrl-0 = <&tim4_ch3_pb8>;
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pinctrl-names = "default";
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};
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};
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&i2c2 {
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pinctrl-0 = <&i2c2_scl_pa9 &i2c2_sda_pa8>;
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pinctrl-names = "default";
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status = "okay";
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};
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&flash0 {
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partitions {
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compatible = "fixed-partitions";
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#address-cells = <1>;
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#size-cells = <1>;
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/* Set 4Kb of storage at the end of the 128Kb of flash */
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storage_partition: partition@1f000 {
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label = "storage";
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reg = <0x0001f000 DT_SIZE_K(4)>;
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};
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};
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};
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