dts/arm/st/l4/stm32l451.dtsi

/*
 * Copyright (c) 2023 SILA Embedded Solutions GmbH
 *
 * SPDX-License-Identifier: Apache-2.0
 */

#include <st/l4/stm32l4.dtsi>

/ {

	clocks {
		clk_hsi48: clk-hsi48 {
			#clock-cells = <0>;
			compatible = "fixed-clock";
			clock-frequency = <DT_FREQ_M(48)>;
			status = "disabled";
		};
	};

	soc {
		compatible = "st,stm32l451", "st,stm32l4", "simple-bus";

		pinctrl: pin-controller@48000000 {
			gpiod: gpio@48000c00 {
				compatible = "st,stm32-gpio";
				gpio-controller;
				#gpio-cells = <2>;
				reg = <0x48000c00 0x400>;
				clocks = <&rcc STM32_CLOCK(AHB2, 3U)>;
			};

			gpioe: gpio@48001000 {
				compatible = "st,stm32-gpio";
				gpio-controller;
				#gpio-cells = <2>;
				reg = <0x48001000 0x400>;
				clocks = <&rcc STM32_CLOCK(AHB2, 4U)>;
			};
		};

		rng: rng@50060800 {
			clocks = <&rcc STM32_CLOCK(AHB2, 18U)>,
				 <&rcc STM32_SRC_HSI48 CLK48_SEL(0)>;
		};

		i2c2: i2c@40005800 {
			compatible = "st,stm32-i2c-v2";
			clock-frequency = <I2C_BITRATE_STANDARD>;
			#address-cells = <1>;
			#size-cells = <0>;
			reg = <0x40005800 0x400>;
			clocks = <&rcc STM32_CLOCK(APB1, 22U)>;
			interrupts = <33 0>, <34 0>;
			interrupt-names = "event", "error";
			status = "disabled";
		};

		i2c4: i2c@40008400 {
			compatible = "st,stm32-i2c-v2";
			clock-frequency = <I2C_BITRATE_STANDARD>;
			#address-cells = <1>;
			#size-cells = <0>;
			reg = <0x40008400 0x400>;
			clocks = <&rcc STM32_CLOCK(APB1_2, 1U)>;
			interrupts = <83 0>, <84 0>;
			interrupt-names = "event", "error";
			status = "disabled";
		};

		spi2: spi@40003800 {
			compatible = "st,stm32-spi-fifo", "st,stm32-spi";
			#address-cells = <1>;
			#size-cells = <0>;
			reg = <0x40003800 0x400>;
			clocks = <&rcc STM32_CLOCK(APB1, 14U)>;
			interrupts = <36 5>;
			status = "disabled";
		};

		spi3: spi@40003c00 {
			compatible = "st,stm32-spi-fifo", "st,stm32-spi";
			#address-cells = <1>;
			#size-cells = <0>;
			reg = <0x40003c00 0x400>;
			clocks = <&rcc STM32_CLOCK(APB1, 15U)>;
			interrupts = <51 5>;
			status = "disabled";
		};

		usart3: serial@40004800 {
			compatible = "st,stm32-usart", "st,stm32-uart";
			reg = <0x40004800 0x400>;
			clocks = <&rcc STM32_CLOCK(APB1, 18U)>;
			resets = <&rctl STM32_RESET(APB1L, 18U)>;
			interrupts = <39 0>;
			status = "disabled";
		};

		uart4: serial@40004c00 {
			compatible = "st,stm32-uart";
			reg = <0x40004c00 0x400>;
			clocks = <&rcc STM32_CLOCK(APB1, 19U)>;
			resets = <&rctl STM32_RESET(APB1L, 19U)>;
			interrupts = <52 0>;
			status = "disabled";
		};

		timers3: timers@40000400 {
			compatible = "st,stm32-timers";
			reg = <0x40000400 0x400>;
			clocks = <&rcc STM32_CLOCK(APB1, 1U)>;
			resets = <&rctl STM32_RESET(APB1L, 1U)>;
			interrupts = <29 0>;
			interrupt-names = "global";
			st,prescaler = <0>;
			status = "disabled";

			pwm {
				compatible = "st,stm32-pwm";
				status = "disabled";
				#pwm-cells = <3>;
			};

			counter {
				compatible = "st,stm32-counter";
				status = "disabled";
			};
		};

		dac1: dac@40007400 {
			compatible = "st,stm32-dac";
			reg = <0x40007400 0x400>;
			clocks = <&rcc STM32_CLOCK(APB1, 29U)>;
			status = "disabled";
			#io-channel-cells = <1>;
		};

		can1: can@40006400 {
			compatible = "st,stm32-bxcan";
			reg = <0x40006400 0x400>;
			interrupts = <19 0>, <20 0>, <21 0>, <22 0>;
			interrupt-names = "TX", "RX0", "RX1", "SCE";
			clocks = <&rcc STM32_CLOCK(APB1, 25U)>; //RCC_APB1ENR1_CAN1EN
			status = "disabled";
		};

		sdmmc1: sdmmc@40012800 {
			compatible = "st,stm32-sdmmc";
			reg = <0x40012800 0x400>;
			clocks = <&rcc STM32_CLOCK(APB2, 10U)>,
				 <&rcc STM32_SRC_HSI48 CLK48_SEL(0)>;
			resets = <&rctl STM32_RESET(APB2, 10U)>;
			interrupts = <49 0>;
			status = "disabled";
		};

		rtc@40002800 {
			bbram: backup_regs {
				compatible = "st,stm32-bbram";
				st,backup-regs = <32>;
				status = "disabled";
			};
		};
	};

	smbus2: smbus2 {
		compatible = "st,stm32-smbus";
		#address-cells = <1>;
		#size-cells = <0>;
		i2c = <&i2c2>;
		status = "disabled";
	};

	smbus4: smbus4 {
		compatible = "st,stm32-smbus";
		#address-cells = <1>;
		#size-cells = <0>;
		i2c = <&i2c4>;
		status = "disabled";
	};
};