/*
 * Copyright (c) 2024 EWS Board
 * Based on STM32G0B1RE-NUCLEO
 * SPDX-License-Identifier: Apache-2.0
 */

/dts-v1/;
#include <st/g0/stm32g0b1Xe.dtsi>
#include <st/g0/stm32g0b1r(b-c-e)tx-pinctrl.dtsi>
#include <zephyr/dt-bindings/input/input-event-codes.h>

/ {
    model = "EWS STM32G0B1KBU6 board";
    compatible = "st,stm32g0b1kb-ews";

    chosen {
        zephyr,console = &usart1;
        zephyr,shell-uart = &usart1;
        zephyr,uart-mcumgr = &usart1;
        zephyr,sram = &sram0;
        zephyr,flash = &flash0;
        zephyr,code-partition = &slot0_partition;
        zephyr,canbus = &fdcan2;
    };

    leds: leds {
        compatible = "gpio-leds";
        status_led: led_0 {
            gpios = <&gpiob 4 GPIO_ACTIVE_HIGH>;
            label = "Status LED";
        };
    };

    gpio_keys {
        compatible = "gpio-keys";
        pfet1: pfet1 {
            label = "PFET1";
            gpios = <&gpioa 8 GPIO_ACTIVE_HIGH>;
            zephyr,code = <INPUT_KEY_1>;
        };
        pfet2: pfet2 {
            label = "PFET2";  
            gpios = <&gpiob 2 GPIO_ACTIVE_HIGH>;
            zephyr,code = <INPUT_KEY_2>;
        };
    };

    aliases {
        led0 = &status_led;
        pfet0 = &pfet1;
        pfet1 = &pfet2;
        watchdog0 = &iwdg;
        die-temp0 = &die_temp;
        volt-sensor0 = &vref;
        volt-sensor1 = &vbat;
    };
};

&clk_lsi {
    status = "okay";
};

&clk_hsi {
    status = "okay";
};

&clk_hsi48 {
    status = "okay";
    crs-usb-sof;
};

&pll {
    div-m = <1>;
    mul-n = <8>;
    div-p = <2>;
    div-q = <2>;
    div-r = <2>;
    clocks = <&clk_hsi>;
    status = "okay";
};

&rcc {
    clocks = <&pll>;
    clock-frequency = <DT_FREQ_M(64)>;
    ahb-prescaler = <1>;
    apb1-prescaler = <1>;
};

zephyr_udc0: &usb {
    pinctrl-0 = <&usb_dm_pa11 &usb_dp_pa12>;
    pinctrl-names = "default";
    status = "okay";
};

&usart1 {
    pinctrl-0 = <&usart1_tx_pc4 &usart1_rx_pc5>;
    pinctrl-names = "default";
    current-speed = <115200>;
    status = "okay";
};

&rtc {
    clocks = <&rcc STM32_CLOCK(APB1, 10)>,
             <&rcc STM32_SRC_LSI RTC_SEL(2)>;
    status = "okay";
};

&iwdg {
    status = "okay";
};

&fdcan2 {
    clocks = <&rcc STM32_CLOCK(APB1, 12)>,
             <&rcc STM32_SRC_PLL_Q FDCAN_SEL(1)>;
    pinctrl-0 = <&fdcan2_rx_pb0 &fdcan2_tx_pb1>;
    pinctrl-names = "default";
    status = "okay";
};

&die_temp {
    status = "okay";
};

&vref {
    status = "okay";
};

&vbat {
    status = "okay";
};

&flash0 {
    partitions {
        compatible = "fixed-partitions";
        #address-cells = <1>;
        #size-cells = <1>;

        boot_partition: partition@0 {
            label = "mcuboot";
            reg = <0x00000000 DT_SIZE_K(16)>;
            read-only;
        };

        slot0_partition: partition@4000 {
            label = "image-0";
            reg = <0x00004000 DT_SIZE_K(96)>;
        };

        slot1_partition: partition@1c000 {
            label = "image-1";
            reg = <0x0001c000 DT_SIZE_K(16)>;
        };
    };
};

stm32_lp_tick_source: &lptim1 {
    clocks = <&rcc STM32_CLOCK(APB1, 31)>,
             <&rcc STM32_SRC_LSI LPTIM1_SEL(1)>;
    status = "okay";
};