diff --git a/arch/arm/boot/dts/stm32mp131.dtsi b/arch/arm/boot/dts/stm32mp131.dtsi
new file mode 100644
index 000000000000..86126dc0d898
--- /dev/null
+++ b/arch/arm/boot/dts/stm32mp131.dtsi
@@ -0,0 +1,283 @@
+// SPDX-License-Identifier: (GPL-2.0+ OR BSD-3-Clause)
+/*
+ * Copyright (C) STMicroelectronics 2021 - All Rights Reserved
+ * Author: Alexandre Torgue <alexandre.torgue@foss.st.com> for STMicroelectronics.
+ */
+#include <dt-bindings/interrupt-controller/arm-gic.h>
+
+/ {
+	#address-cells = <1>;
+	#size-cells = <1>;
+
+	cpus {
+		#address-cells = <1>;
+		#size-cells = <0>;
+
+		cpu0: cpu@0 {
+			compatible = "arm,cortex-a7";
+			device_type = "cpu";
+			reg = <0>;
+		};
+	};
+
+	arm-pmu {
+		compatible = "arm,cortex-a7-pmu";
+		interrupts = <GIC_SPI 133 IRQ_TYPE_LEVEL_HIGH>;
+		interrupt-affinity = <&cpu0>;
+		interrupt-parent = <&intc>;
+	};
+
+	clocks {
+		clk_axi: clk-axi {
+			#clock-cells = <0>;
+			compatible = "fixed-clock";
+			clock-frequency = <266500000>;
+		};
+
+		clk_hse: clk-hse {
+			#clock-cells = <0>;
+			compatible = "fixed-clock";
+			clock-frequency = <24000000>;
+		};
+
+		clk_hsi: clk-hsi {
+			#clock-cells = <0>;
+			compatible = "fixed-clock";
+			clock-frequency = <64000000>;
+		};
+
+		clk_lsi: clk-lsi {
+			#clock-cells = <0>;
+			compatible = "fixed-clock";
+			clock-frequency = <32000>;
+		};
+
+		clk_pclk3: clk-pclk3 {
+			#clock-cells = <0>;
+			compatible = "fixed-clock";
+			clock-frequency = <104438965>;
+		};
+
+		clk_pclk4: clk-pclk4 {
+			#clock-cells = <0>;
+			compatible = "fixed-clock";
+			clock-frequency = <133250000>;
+		};
+
+		clk_pll4_p: clk-pll4_p {
+			#clock-cells = <0>;
+			compatible = "fixed-clock";
+			clock-frequency = <50000000>;
+		};
+
+		clk_pll4_r: clk-pll4_r {
+			#clock-cells = <0>;
+			compatible = "fixed-clock";
+			clock-frequency = <99000000>;
+		};
+	};
+
+	intc: interrupt-controller@a0021000 {
+		compatible = "arm,cortex-a7-gic";
+		#interrupt-cells = <3>;
+		interrupt-controller;
+		reg = <0xa0021000 0x1000>,
+		      <0xa0022000 0x2000>;
+	};
+
+	psci {
+		compatible = "arm,psci-1.0";
+		method = "smc";
+	};
+
+	timer {
+		compatible = "arm,armv7-timer";
+		interrupts = <GIC_PPI 13 (GIC_CPU_MASK_SIMPLE(4) | IRQ_TYPE_LEVEL_LOW)>,
+			     <GIC_PPI 14 (GIC_CPU_MASK_SIMPLE(4) | IRQ_TYPE_LEVEL_LOW)>,
+			     <GIC_PPI 11 (GIC_CPU_MASK_SIMPLE(4) | IRQ_TYPE_LEVEL_LOW)>,
+			     <GIC_PPI 10 (GIC_CPU_MASK_SIMPLE(4) | IRQ_TYPE_LEVEL_LOW)>;
+		interrupt-parent = <&intc>;
+		always-on;
+	};
+
+	soc {
+		compatible = "simple-bus";
+		#address-cells = <1>;
+		#size-cells = <1>;
+		interrupt-parent = <&intc>;
+		ranges;
+
+		uart4: serial@40010000 {
+			compatible = "st,stm32h7-uart";
+			reg = <0x40010000 0x400>;
+			interrupts = <GIC_SPI 53 IRQ_TYPE_LEVEL_HIGH>;
+			clocks = <&clk_hsi>;
+			status = "disabled";
+		};
+
+		syscfg: syscon@50020000 {
+			compatible = "st,stm32mp157-syscfg", "syscon";
+			reg = <0x50020000 0x400>;
+			clocks = <&clk_pclk3>;
+		};
+
+		sdmmc1: mmc@58005000 {
+			compatible = "arm,pl18x", "arm,primecell";
+			arm,primecell-periphid = <0x00253180>;
+			reg = <0x58005000 0x1000>, <0x58006000 0x1000>;
+			interrupts = <GIC_SPI 50 IRQ_TYPE_LEVEL_HIGH>;
+			interrupt-names = "cmd_irq";
+			clocks = <&clk_pll4_p>;
+			clock-names = "apb_pclk";
+			cap-sd-highspeed;
+			cap-mmc-highspeed;
+			max-frequency = <120000000>;
+			status = "disabled";
+		};
+
+		iwdg2: watchdog@5a002000 {
+			compatible = "st,stm32mp1-iwdg";
+			reg = <0x5a002000 0x400>;
+			clocks = <&clk_pclk4>, <&clk_lsi>;
+			clock-names = "pclk", "lsi";
+			status = "disabled";
+		};
+
+		bsec: efuse@5c005000 {
+			compatible = "st,stm32mp15-bsec";
+			reg = <0x5c005000 0x400>;
+			#address-cells = <1>;
+			#size-cells = <1>;
+
+			part_number_otp: part_number_otp@4 {
+				reg = <0x4 0x2>;
+			};
+			ts_cal1: calib@5c {
+				reg = <0x5c 0x2>;
+			};
+			ts_cal2: calib@5e {
+				reg = <0x5e 0x2>;
+			};
+		};
+
+		/*
+		 * Break node order to solve dependency probe issue between
+		 * pinctrl and exti.
+		 */
+		pinctrl: pin-controller@50002000 {
+			#address-cells = <1>;
+			#size-cells = <1>;
+			compatible = "st,stm32mp135-pinctrl";
+			ranges = <0 0x50002000 0x8400>;
+			pins-are-numbered;
+
+			gpioa: gpio@50002000 {
+				gpio-controller;
+				#gpio-cells = <2>;
+				interrupt-controller;
+				#interrupt-cells = <2>;
+				reg = <0x0 0x400>;
+				clocks = <&clk_pclk4>;
+				st,bank-name = "GPIOA";
+				ngpios = <16>;
+				gpio-ranges = <&pinctrl 0 0 16>;
+			};
+
+			gpiob: gpio@50003000 {
+				gpio-controller;
+				#gpio-cells = <2>;
+				interrupt-controller;
+				#interrupt-cells = <2>;
+				reg = <0x1000 0x400>;
+				clocks = <&clk_pclk4>;
+				st,bank-name = "GPIOB";
+				ngpios = <16>;
+				gpio-ranges = <&pinctrl 0 16 16>;
+			};
+
+			gpioc: gpio@50004000 {
+				gpio-controller;
+				#gpio-cells = <2>;
+				interrupt-controller;
+				#interrupt-cells = <2>;
+				reg = <0x2000 0x400>;
+				clocks = <&clk_pclk4>;
+				st,bank-name = "GPIOC";
+				ngpios = <16>;
+				gpio-ranges = <&pinctrl 0 32 16>;
+			};
+
+			gpiod: gpio@50005000 {
+				gpio-controller;
+				#gpio-cells = <2>;
+				interrupt-controller;
+				#interrupt-cells = <2>;
+				reg = <0x3000 0x400>;
+				clocks = <&clk_pclk4>;
+				st,bank-name = "GPIOD";
+				ngpios = <16>;
+				gpio-ranges = <&pinctrl 0 48 16>;
+			};
+
+			gpioe: gpio@50006000 {
+				gpio-controller;
+				#gpio-cells = <2>;
+				interrupt-controller;
+				#interrupt-cells = <2>;
+				reg = <0x4000 0x400>;
+				clocks = <&clk_pclk4>;
+				st,bank-name = "GPIOE";
+				ngpios = <16>;
+				gpio-ranges = <&pinctrl 0 64 16>;
+			};
+
+			gpiof: gpio@50007000 {
+				gpio-controller;
+				#gpio-cells = <2>;
+				interrupt-controller;
+				#interrupt-cells = <2>;
+				reg = <0x5000 0x400>;
+				clocks = <&clk_pclk4>;
+				st,bank-name = "GPIOF";
+				ngpios = <16>;
+				gpio-ranges = <&pinctrl 0 80 16>;
+			};
+
+			gpiog: gpio@50008000 {
+				gpio-controller;
+				#gpio-cells = <2>;
+				interrupt-controller;
+				#interrupt-cells = <2>;
+				reg = <0x6000 0x400>;
+				clocks = <&clk_pclk4>;
+				st,bank-name = "GPIOG";
+				ngpios = <16>;
+				gpio-ranges = <&pinctrl 0 96 16>;
+			};
+
+			gpioh: gpio@50009000 {
+				gpio-controller;
+				#gpio-cells = <2>;
+				interrupt-controller;
+				#interrupt-cells = <2>;
+				reg = <0x7000 0x400>;
+				clocks = <&clk_pclk4>;
+				st,bank-name = "GPIOH";
+				ngpios = <15>;
+				gpio-ranges = <&pinctrl 0 112 15>;
+			};
+
+			gpioi: gpio@5000a000 {
+				gpio-controller;
+				#gpio-cells = <2>;
+				interrupt-controller;
+				#interrupt-cells = <2>;
+				reg = <0x8000 0x400>;
+				clocks = <&clk_pclk4>;
+				st,bank-name = "GPIOI";
+				ngpios = <8>;
+				gpio-ranges = <&pinctrl 0 128 8>;
+			};
+		};
+	};
+};
diff --git a/arch/arm/boot/dts/stm32mp133.dtsi b/arch/arm/boot/dts/stm32mp133.dtsi
new file mode 100644
index 000000000000..0fb1386257cf
--- /dev/null
+++ b/arch/arm/boot/dts/stm32mp133.dtsi
@@ -0,0 +1,37 @@
+// SPDX-License-Identifier: (GPL-2.0+ OR BSD-3-Clause)
+/*
+ * Copyright (C) STMicroelectronics 2021 - All Rights Reserved
+ * Author: Alexandre Torgue <alexandre.torgue@foss.st.com> for STMicroelectronics.
+ */
+
+#include "stm32mp131.dtsi"
+
+/ {
+	soc {
+		m_can1: can@4400e000 {
+			compatible = "bosch,m_can";
+			reg = <0x4400e000 0x400>, <0x44011000 0x1400>;
+			reg-names = "m_can", "message_ram";
+			interrupts = <GIC_SPI 20 IRQ_TYPE_LEVEL_HIGH>,
+				     <GIC_SPI 22 IRQ_TYPE_LEVEL_HIGH>;
+			interrupt-names = "int0", "int1";
+			clocks = <&clk_hse>, <&clk_pll4_r>;
+			clock-names = "hclk", "cclk";
+			bosch,mram-cfg = <0x0 0 0 32 0 0 2 2>;
+			status = "disabled";
+		};
+
+		m_can2: can@4400f000 {
+			compatible = "bosch,m_can";
+			reg = <0x4400f000 0x400>, <0x44011000 0x2800>;
+			reg-names = "m_can", "message_ram";
+			interrupts = <GIC_SPI 21 IRQ_TYPE_LEVEL_HIGH>,
+				     <GIC_SPI 23 IRQ_TYPE_LEVEL_HIGH>;
+			interrupt-names = "int0", "int1";
+			clocks = <&clk_hse>, <&clk_pll4_r>;
+			clock-names = "hclk", "cclk";
+			bosch,mram-cfg = <0x1400 0 0 32 0 0 2 2>;
+			status = "disabled";
+		};
+	};
+};
diff --git a/arch/arm/boot/dts/stm32mp135.dtsi b/arch/arm/boot/dts/stm32mp135.dtsi
new file mode 100644
index 000000000000..abf2acd37b4e
--- /dev/null
+++ b/arch/arm/boot/dts/stm32mp135.dtsi
@@ -0,0 +1,12 @@
+// SPDX-License-Identifier: (GPL-2.0+ OR BSD-3-Clause)
+/*
+ * Copyright (C) STMicroelectronics 2021 - All Rights Reserved
+ * Author: Alexandre Torgue <alexandre.torgue@foss.st.com> for STMicroelectronics.
+ */
+
+#include "stm32mp133.dtsi"
+
+/ {
+	soc {
+	};
+};
diff --git a/arch/arm/boot/dts/stm32mp13xc.dtsi b/arch/arm/boot/dts/stm32mp13xc.dtsi
new file mode 100644
index 000000000000..e32081a91345
--- /dev/null
+++ b/arch/arm/boot/dts/stm32mp13xc.dtsi
@@ -0,0 +1,17 @@
+// SPDX-License-Identifier: (GPL-2.0+ OR BSD-3-Clause)
+/*
+ * Copyright (C) STMicroelectronics 2021 - All Rights Reserved
+ * Author: Alexandre Torgue <alexandre.torgue@foss.st.com> for STMicroelectronics.
+ */
+
+/ {
+	soc {
+		cryp: cryp@54002000 {
+			compatible = "st,stm32mp1-cryp";
+			reg = <0x54002000 0x400>;
+			interrupts = <GIC_SPI 80 IRQ_TYPE_LEVEL_HIGH>;
+			clocks = <&clk_axi>;
+			status = "disabled";
+		};
+	};
+};
diff --git a/arch/arm/boot/dts/stm32mp13xf.dtsi b/arch/arm/boot/dts/stm32mp13xf.dtsi
new file mode 100644
index 000000000000..e32081a91345
--- /dev/null
+++ b/arch/arm/boot/dts/stm32mp13xf.dtsi
@@ -0,0 +1,17 @@
+// SPDX-License-Identifier: (GPL-2.0+ OR BSD-3-Clause)
+/*
+ * Copyright (C) STMicroelectronics 2021 - All Rights Reserved
+ * Author: Alexandre Torgue <alexandre.torgue@foss.st.com> for STMicroelectronics.
+ */
+
+/ {
+	soc {
+		cryp: cryp@54002000 {
+			compatible = "st,stm32mp1-cryp";
+			reg = <0x54002000 0x400>;
+			interrupts = <GIC_SPI 80 IRQ_TYPE_LEVEL_HIGH>;
+			clocks = <&clk_axi>;
+			status = "disabled";
+		};
+	};
+};
