telem3-fw/boards/vendor/telem3/telem3.dts

/dts-v1/;
#include <st/l5/stm32l562Xe.dtsi>
#include <st/l5/stm32l562zetx-pinctrl.dtsi>

/ {
	model = "Telem3";
	compatible = "vendor,telem3";
	#address-cells = <1>;
	#size-cells = <1>;
	leds {
		compatible = "gpio-leds";
		
		fault_led: led_d12 {
			gpios = <&gpiod 12 GPIO_ACTIVE_HIGH>;
			label = "Fault Indicator";
		};
		status_led0: led_d10 {
			gpios = <&gpiod 10 GPIO_ACTIVE_HIGH>;
			label = "Status 0 Indicator";
		};
		status_led1: led_d15 {
			gpios = <&gpiod 15 GPIO_ACTIVE_HIGH>;
			label = "Status 1 Indicator";
		};
		status_led2: led_d13 {
			gpios = <&gpiod 13 GPIO_ACTIVE_HIGH>;
			label = "Status 2 Indicator";
		};
		status_led3: led_d11 {
			gpios = <&gpiod 11 GPIO_ACTIVE_HIGH>;
			label = "Status 3 Indicator";
		};
		good_led: led_d14 {
			gpios = <&gpiod 14 GPIO_ACTIVE_HIGH>;
			label = "Good Indicator";
		};

		// TODO: should this really be here
		// gps_en: gps_en {
		// 	gpios = <&gpiod 9 GPIO_ACTIVE_HIGH>;
		// 	label = "GPS power enable";
		// };
	};

	option_switches {
		compatible = "gpio-keys";
		option_0: opt_0 {
			gpios = <&gpioe 15 (GPIO_PULL_UP | GPIO_ACTIVE_LOW)>;
			label = "Switch Option 0";
		};
		option_1: opt_1 {
			gpios = <&gpioe 14 (GPIO_PULL_UP | GPIO_ACTIVE_LOW)>;
			label = "Switch Option 1";
		};
		option_2: opt_2 {
			gpios = <&gpioe 13 (GPIO_PULL_UP | GPIO_ACTIVE_LOW)>;
			label = "Switch Option 2";
		};
	};
	chosen {
		zephyr,console = &usart1;
		zephyr,shell-uart = &usart1;
		zephyr,sram = &sram0;
		zephyr,flash = &flash0;
		zephyr,canbus = &fdcan1;
	};
	aliases {
		led0 = &good_led;
		sw0 = &option_0;
		die-temp0 = &die_temp;
		volt-sensor0 = &vref;
		volt-sensor1 = &vbat;
	};

	soc {
		fdcan1: can@4000a400 {
			compatible = "st,stm32-fdcan";
			reg = <0x4000a400 0x400>, <0x4000ac00 0x350>;
			reg-names = "m_can", "message_ram";
			interrupts = <39 0>, <40 0>;
			interrupt-names = "int0", "int1";
			clocks = <&rcc STM32_CLOCK_BUS_APB1_2 0x00000200>;
			bosch,mram-cfg = <0x0 28 8 3 3 0 3 3>;
			status = "disabled";
		};
	};
};

// &clk_lse {
// 	status = "okay";
// };

&clk_hse {
	status = "okay";
	clock-frequency = <DT_FREQ_M(8)>;
};
&pll {
	// 96 MHz core, 48/24 elsewhere
	div-m = <1>;
	mul-n = <24>;
	div-p = <7>;
	div-q = <4>;
	div-r = <2>;
	status = "okay";
	clocks = <&clk_hse>;
};

&rcc {
	clocks = <&pll>;
	clock-frequency = <DT_FREQ_M(96)>;
	ahb-prescaler = <1>;
	apb1-prescaler = <4>;
	apb2-prescaler = <4>;
};

// stm32_lp_tick_source: &lptim1 {
// 	clocks = <&rcc STM32_CLOCK_BUS_APB1 0x80000000>,
// 		 <&rcc STM32_SRC_LSE LPTIM1_SEL(3)>;
// 	status = "okay";
// };
&usart1 {
	current-speed = <115200>;
	pinctrl-0 = <&usart1_tx_pa9 &usart1_rx_pa10>;
	pinctrl-names = "default";
	status = "okay";
};

&usart2 {
	current-speed = <9600>;
	pinctrl-0 = <&usart2_tx_pd5 &usart2_rx_pd6>;
	pinctrl-names = "default";
	status = "okay";
	gnss: gnss-nmea-generic {
		compatible = "gnss-nmea-generic";
	};
};


&rng {
	status = "okay";
};
&die_temp {
	status = "okay";
};

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

&sdmmc1 {
	status = "okay";

	pinctrl-0 = <&sdmmc1_d0_pc8
		     &sdmmc1_d1_pc9
		     &sdmmc1_d2_pc10
		     &sdmmc1_d3_pc11
		     &sdmmc1_ck_pc12
		     &sdmmc1_cmd_pd2>;

	pinctrl-names = "default";
};

&spi1 {
	pinctrl-0 = <&spi1_sck_pa5 &spi1_miso_pa6 &spi1_mosi_pa7>;
	pinctrl-names = "default";
	cs-gpios = <&gpioa 3 GPIO_ACTIVE_LOW>, <&gpioc 4 GPIO_ACTIVE_LOW>;
	status = "okay";

	bme280@0 {
		compatible = "bosch,bme280";
		reg = <0>;
		spi-max-frequency = <DT_FREQ_M(1)>;
	};
	/* TODO: add LSM6DS3 may need custom driver */
};

&vref {
	status = "okay";
};

&vbat {
	status = "okay";
};

&iwdg {
	status = "okay";
};

&aes {
	status = "okay";
};

&fdcan1 {
	status = "okay";
	clocks = <&rcc STM32_CLOCK_BUS_APB1_2 0x00000200>,
		 <&rcc STM32_SRC_PLL_Q SAI2_SEL(0)>;
	bus-speed = <125000>;
	bus-speed-data = <125000>;
	pinctrl-0 = <&fdcan1_tx_pd1 &fdcan1_rx_pd0>;
	pinctrl-names = "default";
};