diff --git a/arch/arm/dts/k3-am64-main.dtsi b/arch/arm/dts/k3-am64-main.dtsi
new file mode 100644
index 0000000..5f85950
--- /dev/null
+++ b/arch/arm/dts/k3-am64-main.dtsi
@@ -0,0 +1,405 @@
+// SPDX-License-Identifier: GPL-2.0
+/*
+ * Device Tree Source for AM642 SoC Family Main Domain peripherals
+ *
+ * Copyright (C) 2020-2021 Texas Instruments Incorporated - https://www.ti.com/
+ */
+
+&cbass_main {
+	oc_sram: sram@70000000 {
+		compatible = "mmio-sram";
+		reg = <0x00 0x70000000 0x00 0x200000>;
+		#address-cells = <1>;
+		#size-cells = <1>;
+		ranges = <0x0 0x00 0x70000000 0x200000>;
+
+		atf-sram@0 {
+			reg = <0x0 0x1a000>;
+		};
+	};
+
+	gic500: interrupt-controller@1800000 {
+		compatible = "arm,gic-v3";
+		#address-cells = <2>;
+		#size-cells = <2>;
+		ranges;
+		#interrupt-cells = <3>;
+		interrupt-controller;
+		reg = <0x00 0x01800000 0x00 0x10000>,	/* GICD */
+		      <0x00 0x01840000 0x00 0xC0000>;	/* GICR */
+		/*
+		 * vcpumntirq:
+		 * virtual CPU interface maintenance interrupt
+		 */
+		interrupts = <GIC_PPI 9 IRQ_TYPE_LEVEL_HIGH>;
+
+		gic_its: msi-controller@1820000 {
+			compatible = "arm,gic-v3-its";
+			reg = <0x00 0x01820000 0x00 0x10000>;
+			socionext,synquacer-pre-its = <0x1000000 0x400000>;
+			msi-controller;
+			#msi-cells = <1>;
+		};
+	};
+
+	dmss: dmss {
+		compatible = "simple-mfd";
+		#address-cells = <2>;
+		#size-cells = <2>;
+		dma-ranges;
+		ranges;
+
+		ti,sci-dev-id = <25>;
+
+		secure_proxy_main: mailbox@4d000000 {
+			compatible = "ti,am654-secure-proxy";
+			#mbox-cells = <1>;
+			reg-names = "target_data", "rt", "scfg";
+			reg = <0x00 0x4d000000 0x00 0x80000>,
+			      <0x00 0x4a600000 0x00 0x80000>,
+			      <0x00 0x4a400000 0x00 0x80000>;
+			interrupt-names = "rx_012";
+			interrupts = <GIC_SPI 34 IRQ_TYPE_LEVEL_HIGH>;
+		};
+
+		inta_main_dmss: interrupt-controller@48000000 {
+			compatible = "ti,sci-inta";
+			reg = <0x00 0x48000000 0x00 0x100000>;
+			#interrupt-cells = <0>;
+			interrupt-controller;
+			interrupt-parent = <&gic500>;
+			msi-controller;
+			ti,sci = <&dmsc>;
+			ti,sci-dev-id = <28>;
+			ti,interrupt-ranges = <4 68 36>;
+			ti,unmapped-event-sources = <&main_bcdma>, <&main_pktdma>;
+		};
+
+		main_bcdma: dma-controller@485c0100 {
+			compatible = "ti,am64-dmss-bcdma";
+			reg = <0x00 0x485c0100 0x00 0x100>,
+			      <0x00 0x4c000000 0x00 0x20000>,
+			      <0x00 0x4a820000 0x00 0x20000>,
+			      <0x00 0x4aa40000 0x00 0x20000>,
+			      <0x00 0x4bc00000 0x00 0x100000>;
+			reg-names = "gcfg", "bchanrt", "rchanrt", "tchanrt", "ringrt";
+			msi-parent = <&inta_main_dmss>;
+			#dma-cells = <3>;
+
+			ti,sci = <&dmsc>;
+			ti,sci-dev-id = <26>;
+			ti,sci-rm-range-bchan = <0x20>; /* BLOCK_COPY_CHAN */
+			ti,sci-rm-range-rchan = <0x21>; /* SPLIT_TR_RX_CHAN */
+			ti,sci-rm-range-tchan = <0x22>; /* SPLIT_TR_TX_CHAN */
+		};
+
+		main_pktdma: dma-controller@485c0000 {
+			compatible = "ti,am64-dmss-pktdma";
+			reg = <0x00 0x485c0000 0x00 0x100>,
+			      <0x00 0x4a800000 0x00 0x20000>,
+			      <0x00 0x4aa00000 0x00 0x40000>,
+			      <0x00 0x4b800000 0x00 0x400000>;
+			reg-names = "gcfg", "rchanrt", "tchanrt", "ringrt";
+			msi-parent = <&inta_main_dmss>;
+			#dma-cells = <2>;
+
+			ti,sci = <&dmsc>;
+			ti,sci-dev-id = <30>;
+			ti,sci-rm-range-tchan = <0x23>, /* UNMAPPED_TX_CHAN */
+						<0x24>, /* CPSW_TX_CHAN */
+						<0x25>, /* SAUL_TX_0_CHAN */
+						<0x26>, /* SAUL_TX_1_CHAN */
+						<0x27>, /* ICSSG_0_TX_CHAN */
+						<0x28>; /* ICSSG_1_TX_CHAN */
+			ti,sci-rm-range-tflow = <0x10>, /* RING_UNMAPPED_TX_CHAN */
+						<0x11>, /* RING_CPSW_TX_CHAN */
+						<0x12>, /* RING_SAUL_TX_0_CHAN */
+						<0x13>, /* RING_SAUL_TX_1_CHAN */
+						<0x14>, /* RING_ICSSG_0_TX_CHAN */
+						<0x15>; /* RING_ICSSG_1_TX_CHAN */
+			ti,sci-rm-range-rchan = <0x29>, /* UNMAPPED_RX_CHAN */
+						<0x2b>, /* CPSW_RX_CHAN */
+						<0x2d>, /* SAUL_RX_0_CHAN */
+						<0x2f>, /* SAUL_RX_1_CHAN */
+						<0x31>, /* SAUL_RX_2_CHAN */
+						<0x33>, /* SAUL_RX_3_CHAN */
+						<0x35>, /* ICSSG_0_RX_CHAN */
+						<0x37>; /* ICSSG_1_RX_CHAN */
+			ti,sci-rm-range-rflow = <0x2a>, /* FLOW_UNMAPPED_RX_CHAN */
+						<0x2c>, /* FLOW_CPSW_RX_CHAN */
+						<0x2e>, /* FLOW_SAUL_RX_0/1_CHAN */
+						<0x32>, /* FLOW_SAUL_RX_2/3_CHAN */
+						<0x36>, /* FLOW_ICSSG_0_RX_CHAN */
+						<0x38>; /* FLOW_ICSSG_1_RX_CHAN */
+		};
+	};
+
+	dmsc: dmsc@44043000 {
+		compatible = "ti,k2g-sci";
+		ti,host-id = <12>;
+		mbox-names = "rx", "tx";
+		mboxes= <&secure_proxy_main 12>,
+			<&secure_proxy_main 13>;
+		reg-names = "debug_messages";
+		reg = <0x00 0x44043000 0x00 0xfe0>;
+
+		k3_pds: power-controller {
+			compatible = "ti,sci-pm-domain";
+			#power-domain-cells = <2>;
+		};
+
+		k3_clks: clocks {
+			compatible = "ti,k2g-sci-clk";
+			#clock-cells = <2>;
+		};
+
+		k3_reset: reset-controller {
+			compatible = "ti,sci-reset";
+			#reset-cells = <2>;
+		};
+	};
+
+	main_pmx0: pinctrl@f4000 {
+		compatible = "pinctrl-single";
+		reg = <0x00 0xf4000 0x00 0x2d0>;
+		#pinctrl-cells = <1>;
+		pinctrl-single,register-width = <32>;
+		pinctrl-single,function-mask = <0xffffffff>;
+	};
+
+	main_conf: syscon@43000000 {
+		compatible = "syscon", "simple-mfd";
+		reg = <0x00 0x43000000 0x00 0x20000>;
+		#address-cells = <1>;
+		#size-cells = <1>;
+		ranges = <0x00 0x00 0x43000000 0x20000>;
+
+		chipid@14 {
+			compatible = "ti,am654-chipid";
+			reg = <0x00000014 0x4>;
+		};
+	};
+
+	main_uart0: serial@2800000 {
+		compatible = "ti,am64-uart", "ti,am654-uart";
+		reg = <0x00 0x02800000 0x00 0x100>;
+		reg-shift = <2>;
+		reg-io-width = <4>;
+		interrupts = <GIC_SPI 178 IRQ_TYPE_LEVEL_HIGH>;
+		clock-frequency = <48000000>;
+		current-speed = <115200>;
+		power-domains = <&k3_pds 146 TI_SCI_PD_EXCLUSIVE>;
+		clocks = <&k3_clks 146 0>;
+		clock-names = "fclk";
+	};
+
+	main_uart1: serial@2810000 {
+		compatible = "ti,am64-uart", "ti,am654-uart";
+		reg = <0x00 0x02810000 0x00 0x100>;
+		reg-shift = <2>;
+		reg-io-width = <4>;
+		interrupts = <GIC_SPI 179 IRQ_TYPE_LEVEL_HIGH>;
+		clock-frequency = <48000000>;
+		current-speed = <115200>;
+		power-domains = <&k3_pds 152 TI_SCI_PD_EXCLUSIVE>;
+		clocks = <&k3_clks 152 0>;
+		clock-names = "fclk";
+	};
+
+	main_uart2: serial@2820000 {
+		compatible = "ti,am64-uart", "ti,am654-uart";
+		reg = <0x00 0x02820000 0x00 0x100>;
+		reg-shift = <2>;
+		reg-io-width = <4>;
+		interrupts = <GIC_SPI 180 IRQ_TYPE_LEVEL_HIGH>;
+		clock-frequency = <48000000>;
+		current-speed = <115200>;
+		power-domains = <&k3_pds 153 TI_SCI_PD_EXCLUSIVE>;
+		clocks = <&k3_clks 153 0>;
+		clock-names = "fclk";
+	};
+
+	main_uart3: serial@2830000 {
+		compatible = "ti,am64-uart", "ti,am654-uart";
+		reg = <0x00 0x02830000 0x00 0x100>;
+		reg-shift = <2>;
+		reg-io-width = <4>;
+		interrupts = <GIC_SPI 181 IRQ_TYPE_LEVEL_HIGH>;
+		clock-frequency = <48000000>;
+		current-speed = <115200>;
+		power-domains = <&k3_pds 154 TI_SCI_PD_EXCLUSIVE>;
+		clocks = <&k3_clks 154 0>;
+		clock-names = "fclk";
+	};
+
+	main_uart4: serial@2840000 {
+		compatible = "ti,am64-uart", "ti,am654-uart";
+		reg = <0x00 0x02840000 0x00 0x100>;
+		reg-shift = <2>;
+		reg-io-width = <4>;
+		interrupts = <GIC_SPI 182 IRQ_TYPE_LEVEL_HIGH>;
+		clock-frequency = <48000000>;
+		current-speed = <115200>;
+		power-domains = <&k3_pds 155 TI_SCI_PD_EXCLUSIVE>;
+		clocks = <&k3_clks 155 0>;
+		clock-names = "fclk";
+	};
+
+	main_uart5: serial@2850000 {
+		compatible = "ti,am64-uart", "ti,am654-uart";
+		reg = <0x00 0x02850000 0x00 0x100>;
+		reg-shift = <2>;
+		reg-io-width = <4>;
+		interrupts = <GIC_SPI 183 IRQ_TYPE_LEVEL_HIGH>;
+		clock-frequency = <48000000>;
+		current-speed = <115200>;
+		power-domains = <&k3_pds 156 TI_SCI_PD_EXCLUSIVE>;
+		clocks = <&k3_clks 156 0>;
+		clock-names = "fclk";
+	};
+
+	main_uart6: serial@2860000 {
+		compatible = "ti,am64-uart", "ti,am654-uart";
+		reg = <0x00 0x02860000 0x00 0x100>;
+		reg-shift = <2>;
+		reg-io-width = <4>;
+		interrupts = <GIC_SPI 184 IRQ_TYPE_LEVEL_HIGH>;
+		clock-frequency = <48000000>;
+		current-speed = <115200>;
+		power-domains = <&k3_pds 158 TI_SCI_PD_EXCLUSIVE>;
+		clocks = <&k3_clks 158 0>;
+		clock-names = "fclk";
+	};
+
+	main_i2c0: i2c@20000000 {
+		compatible = "ti,am64-i2c", "ti,omap4-i2c";
+		reg = <0x00 0x20000000 0x00 0x100>;
+		interrupts = <GIC_SPI 161 IRQ_TYPE_LEVEL_HIGH>;
+		#address-cells = <1>;
+		#size-cells = <0>;
+		power-domains = <&k3_pds 102 TI_SCI_PD_EXCLUSIVE>;
+		clocks = <&k3_clks 102 2>;
+		clock-names = "fck";
+	};
+
+	main_i2c1: i2c@20010000 {
+		compatible = "ti,am64-i2c", "ti,omap4-i2c";
+		reg = <0x00 0x20010000 0x00 0x100>;
+		interrupts = <GIC_SPI 162 IRQ_TYPE_LEVEL_HIGH>;
+		#address-cells = <1>;
+		#size-cells = <0>;
+		power-domains = <&k3_pds 103 TI_SCI_PD_EXCLUSIVE>;
+		clocks = <&k3_clks 103 2>;
+		clock-names = "fck";
+	};
+
+	main_i2c2: i2c@20020000 {
+		compatible = "ti,am64-i2c", "ti,omap4-i2c";
+		reg = <0x00 0x20020000 0x00 0x100>;
+		interrupts = <GIC_SPI 163 IRQ_TYPE_LEVEL_HIGH>;
+		#address-cells = <1>;
+		#size-cells = <0>;
+		power-domains = <&k3_pds 104 TI_SCI_PD_EXCLUSIVE>;
+		clocks = <&k3_clks 104 2>;
+		clock-names = "fck";
+	};
+
+	main_i2c3: i2c@20030000 {
+		compatible = "ti,am64-i2c", "ti,omap4-i2c";
+		reg = <0x00 0x20030000 0x00 0x100>;
+		interrupts = <GIC_SPI 164 IRQ_TYPE_LEVEL_HIGH>;
+		#address-cells = <1>;
+		#size-cells = <0>;
+		power-domains = <&k3_pds 105 TI_SCI_PD_EXCLUSIVE>;
+		clocks = <&k3_clks 105 2>;
+		clock-names = "fck";
+	};
+
+	main_spi0: spi@20100000 {
+		compatible = "ti,am654-mcspi", "ti,omap4-mcspi";
+		reg = <0x00 0x20100000 0x00 0x400>;
+		interrupts = <GIC_SPI 172 IRQ_TYPE_LEVEL_HIGH>;
+		#address-cells = <1>;
+		#size-cells = <0>;
+		power-domains = <&k3_pds 141 TI_SCI_PD_EXCLUSIVE>;
+		clocks = <&k3_clks 141 0>;
+		dmas = <&main_pktdma 0xc300 0>, <&main_pktdma 0x4300 0>;
+		dma-names = "tx0", "rx0";
+	};
+
+	main_spi1: spi@20110000 {
+		compatible = "ti,am654-mcspi","ti,omap4-mcspi";
+		reg = <0x00 0x20110000 0x00 0x400>;
+		interrupts = <GIC_SPI 173 IRQ_TYPE_LEVEL_HIGH>;
+		#address-cells = <1>;
+		#size-cells = <0>;
+		power-domains = <&k3_pds 142 TI_SCI_PD_EXCLUSIVE>;
+		clocks = <&k3_clks 142 0>;
+	};
+
+	main_spi2: spi@20120000 {
+		compatible = "ti,am654-mcspi","ti,omap4-mcspi";
+		reg = <0x00 0x20120000 0x00 0x400>;
+		interrupts = <GIC_SPI 174 IRQ_TYPE_LEVEL_HIGH>;
+		#address-cells = <1>;
+		#size-cells = <0>;
+		power-domains = <&k3_pds 143 TI_SCI_PD_EXCLUSIVE>;
+		clocks = <&k3_clks 143 0>;
+	};
+
+	main_spi3: spi@20130000 {
+		compatible = "ti,am654-mcspi","ti,omap4-mcspi";
+		reg = <0x00 0x20130000 0x00 0x400>;
+		interrupts = <GIC_SPI 109 IRQ_TYPE_LEVEL_HIGH>;
+		#address-cells = <1>;
+		#size-cells = <0>;
+		power-domains = <&k3_pds 144 TI_SCI_PD_EXCLUSIVE>;
+		clocks = <&k3_clks 144 0>;
+	};
+
+	main_spi4: spi@20140000 {
+		compatible = "ti,am654-mcspi","ti,omap4-mcspi";
+		reg = <0x00 0x20140000 0x00 0x400>;
+		interrupts = <GIC_SPI 175 IRQ_TYPE_LEVEL_HIGH>;
+		#address-cells = <1>;
+		#size-cells = <0>;
+		power-domains = <&k3_pds 145 TI_SCI_PD_EXCLUSIVE>;
+		clocks = <&k3_clks 145 0>;
+	};
+
+	sdhci0: mmc@fa10000 {
+		compatible = "ti,am64-sdhci-8bit";
+		reg = <0x00 0xfa10000 0x00 0x260>, <0x00 0xfa18000 0x00 0x134>;
+		interrupts = <GIC_SPI 133 IRQ_TYPE_LEVEL_HIGH>;
+		power-domains = <&k3_pds 57 TI_SCI_PD_EXCLUSIVE>;
+		clocks = <&k3_clks 57 0>, <&k3_clks 57 1>;
+		clock-names = "clk_ahb", "clk_xin";
+		mmc-ddr-1_8v;
+		mmc-hs200-1_8v;
+		mmc-hs400-1_8v;
+		ti,trm-icp = <0x2>;
+		ti,otap-del-sel-legacy = <0x0>;
+		ti,otap-del-sel-mmc-hs = <0x0>;
+		ti,otap-del-sel-ddr52 = <0x6>;
+		ti,otap-del-sel-hs200 = <0x7>;
+		ti,otap-del-sel-hs400 = <0x4>;
+	};
+
+	sdhci1: mmc@fa00000 {
+		compatible = "ti,am64-sdhci-4bit";
+		reg = <0x00 0xfa00000 0x00 0x260>, <0x00 0xfa08000 0x00 0x134>;
+		interrupts = <GIC_SPI 134 IRQ_TYPE_LEVEL_HIGH>;
+		power-domains = <&k3_pds 58 TI_SCI_PD_EXCLUSIVE>;
+		clocks = <&k3_clks 58 3>, <&k3_clks 58 4>;
+		clock-names = "clk_ahb", "clk_xin";
+		ti,trm-icp = <0x2>;
+		ti,otap-del-sel-legacy = <0x0>;
+		ti,otap-del-sel-sd-hs = <0xf>;
+		ti,otap-del-sel-sdr12 = <0xf>;
+		ti,otap-del-sel-sdr25 = <0xf>;
+		ti,otap-del-sel-sdr50 = <0xc>;
+		ti,otap-del-sel-sdr104 = <0x6>;
+		ti,otap-del-sel-ddr50 = <0x9>;
+		ti,clkbuf-sel = <0x7>;
+	};
+};
diff --git a/arch/arm/dts/k3-am64-mcu.dtsi b/arch/arm/dts/k3-am64-mcu.dtsi
new file mode 100644
index 0000000..1d2be48
--- /dev/null
+++ b/arch/arm/dts/k3-am64-mcu.dtsi
@@ -0,0 +1,76 @@
+// SPDX-License-Identifier: GPL-2.0
+/*
+ * Device Tree Source for AM64 SoC Family MCU Domain peripherals
+ *
+ * Copyright (C) 2020-2021 Texas Instruments Incorporated - https://www.ti.com/
+ */
+
+&cbass_mcu {
+	mcu_uart0: serial@4a00000 {
+		compatible = "ti,am64-uart", "ti,am654-uart";
+		reg = <0x00 0x04a00000 0x00 0x100>;
+		reg-shift = <2>;
+		reg-io-width = <4>;
+		interrupts = <GIC_SPI 185 IRQ_TYPE_LEVEL_HIGH>;
+		clock-frequency = <48000000>;
+		current-speed = <115200>;
+		power-domains = <&k3_pds 149 TI_SCI_PD_EXCLUSIVE>;
+		clocks = <&k3_clks 149 0>;
+		clock-names = "fclk";
+	};
+
+	mcu_uart1: serial@4a10000 {
+		compatible = "ti,am64-uart", "ti,am654-uart";
+		reg = <0x00 0x04a10000 0x00 0x100>;
+		reg-shift = <2>;
+		reg-io-width = <4>;
+		interrupts = <GIC_SPI 186 IRQ_TYPE_LEVEL_HIGH>;
+		clock-frequency = <48000000>;
+		current-speed = <115200>;
+		power-domains = <&k3_pds 160 TI_SCI_PD_EXCLUSIVE>;
+		clocks = <&k3_clks 160 0>;
+		clock-names = "fclk";
+	};
+
+	mcu_i2c0: i2c@4900000 {
+		compatible = "ti,am64-i2c", "ti,omap4-i2c";
+		reg = <0x00 0x04900000 0x00 0x100>;
+		interrupts = <GIC_SPI 107 IRQ_TYPE_LEVEL_HIGH>;
+		#address-cells = <1>;
+		#size-cells = <0>;
+		power-domains = <&k3_pds 106 TI_SCI_PD_EXCLUSIVE>;
+		clocks = <&k3_clks 106 2>;
+		clock-names = "fck";
+	};
+
+	mcu_i2c1: i2c@4910000 {
+		compatible = "ti,am64-i2c", "ti,omap4-i2c";
+		reg = <0x00 0x04910000 0x00 0x100>;
+		interrupts = <GIC_SPI 108 IRQ_TYPE_LEVEL_HIGH>;
+		#address-cells = <1>;
+		#size-cells = <0>;
+		power-domains = <&k3_pds 107 TI_SCI_PD_EXCLUSIVE>;
+		clocks = <&k3_clks 107 2>;
+		clock-names = "fck";
+	};
+
+	mcu_spi0: spi@4b00000 {
+		compatible = "ti,am654-mcspi", "ti,omap4-mcspi";
+		reg = <0x00 0x04b00000 0x00 0x400>;
+		interrupts = <GIC_SPI 176 IRQ_TYPE_LEVEL_HIGH>;
+		#address-cells = <1>;
+		#size-cells = <0>;
+		power-domains = <&k3_pds 147 TI_SCI_PD_EXCLUSIVE>;
+		clocks = <&k3_clks 147 0>;
+	};
+
+	mcu_spi1: spi@4b10000 {
+		compatible = "ti,am654-mcspi","ti,omap4-mcspi";
+		reg = <0x00 0x04b10000 0x00 0x400>;
+		interrupts = <GIC_SPI 177 IRQ_TYPE_LEVEL_HIGH>;
+		#address-cells = <1>;
+		#size-cells = <0>;
+		power-domains = <&k3_pds 148 TI_SCI_PD_EXCLUSIVE>;
+		clocks = <&k3_clks 148 0>;
+	};
+};
diff --git a/arch/arm/dts/k3-am64.dtsi b/arch/arm/dts/k3-am64.dtsi
new file mode 100644
index 0000000..0ae8c84
--- /dev/null
+++ b/arch/arm/dts/k3-am64.dtsi
@@ -0,0 +1,103 @@
+// SPDX-License-Identifier: GPL-2.0
+/*
+ * Device Tree Source for AM642 SoC Family
+ *
+ * Copyright (C) 2020-2021 Texas Instruments Incorporated - https://www.ti.com/
+ */
+
+#include <dt-bindings/gpio/gpio.h>
+#include <dt-bindings/interrupt-controller/irq.h>
+#include <dt-bindings/interrupt-controller/arm-gic.h>
+#include <dt-bindings/pinctrl/k3.h>
+#include <dt-bindings/soc/ti,sci_pm_domain.h>
+
+/ {
+	model = "Texas Instruments K3 AM642 SoC";
+	compatible = "ti,am642";
+	interrupt-parent = <&gic500>;
+	#address-cells = <2>;
+	#size-cells = <2>;
+
+	aliases {
+		serial0 = &mcu_uart0;
+		serial1 = &mcu_uart1;
+		serial2 = &main_uart0;
+		serial3 = &main_uart1;
+		serial4 = &main_uart2;
+		serial5 = &main_uart3;
+		serial6 = &main_uart4;
+		serial7 = &main_uart5;
+		serial8 = &main_uart6;
+	};
+
+	chosen { };
+
+	firmware {
+		optee {
+			compatible = "linaro,optee-tz";
+			method = "smc";
+		};
+
+		psci: psci {
+			compatible = "arm,psci-1.0";
+			method = "smc";
+		};
+	};
+
+	a53_timer0: timer-cl0-cpu0 {
+		compatible = "arm,armv8-timer";
+		interrupts = <GIC_PPI 13 IRQ_TYPE_LEVEL_LOW>, /* cntpsirq */
+			     <GIC_PPI 14 IRQ_TYPE_LEVEL_LOW>, /* cntpnsirq */
+			     <GIC_PPI 11 IRQ_TYPE_LEVEL_LOW>, /* cntvirq */
+			     <GIC_PPI 10 IRQ_TYPE_LEVEL_LOW>; /* cnthpirq */
+	};
+
+	pmu: pmu {
+		compatible = "arm,cortex-a53-pmu";
+		interrupts = <GIC_PPI 7 IRQ_TYPE_LEVEL_HIGH>;
+	};
+
+	cbass_main: bus@f4000 {
+		compatible = "simple-bus";
+		#address-cells = <2>;
+		#size-cells = <2>;
+		ranges = <0x00 0x000f4000 0x00 0x000f4000 0x00 0x000002d0>, /* PINCTRL */
+			 <0x00 0x00600000 0x00 0x00600000 0x00 0x00001100>, /* GPIO */
+			 <0x00 0x00a40000 0x00 0x00a40000 0x00 0x00000800>, /* Timesync router */
+			 <0x00 0x01000000 0x00 0x01000000 0x00 0x02330400>, /* First peripheral window */
+			 <0x00 0x08000000 0x00 0x08000000 0x00 0x00200000>, /* Main CPSW */
+			 <0x00 0x0d000000 0x00 0x0d000000 0x00 0x00800000>, /* PCIE_CORE */
+			 <0x00 0x0f000000 0x00 0x0f000000 0x00 0x00c44200>, /* Second peripheral window */
+			 <0x00 0x20000000 0x00 0x20000000 0x00 0x0a008000>, /* Third peripheral window */
+			 <0x00 0x30000000 0x00 0x30000000 0x00 0x000bc100>, /* ICSSG0/1 */
+			 <0x00 0x37000000 0x00 0x37000000 0x00 0x00040000>, /* TIMERMGR0 TIMERS */
+			 <0x00 0x39000000 0x00 0x39000000 0x00 0x00000400>, /* CPTS0 */
+			 <0x00 0x3b000000 0x00 0x3b000000 0x00 0x00000400>, /* GPMC0_CFG */
+			 <0x00 0x3cd00000 0x00 0x3cd00000 0x00 0x00000200>, /* TIMERMGR0_CONFIG */
+			 <0x00 0x3f004000 0x00 0x3f004000 0x00 0x00000400>, /* GICSS0_REGS */
+			 <0x00 0x43000000 0x00 0x43000000 0x00 0x00020000>, /* CTRL_MMR0 */
+			 <0x00 0x44043000 0x00 0x44043000 0x00 0x00000fe0>, /* TI SCI DEBUG */
+			 <0x00 0x48000000 0x00 0x48000000 0x00 0x06400000>, /* DMASS */
+			 <0x00 0x50000000 0x00 0x50000000 0x00 0x08000000>, /* GPMC0 DATA */
+			 <0x00 0x60000000 0x00 0x60000000 0x00 0x08000000>, /* FSS0 DAT1 */
+			 <0x00 0x68000000 0x00 0x68000000 0x00 0x08000000>, /* PCIe DAT0 */
+			 <0x00 0x70000000 0x00 0x70000000 0x00 0x00200000>, /* OC SRAM */
+			 <0x00 0x78000000 0x00 0x78000000 0x00 0x00800000>, /* Main R5FSS */
+			 <0x06 0x00000000 0x06 0x00000000 0x01 0x00000000>, /* PCIe DAT1 */
+			 <0x05 0x00000000 0x05 0x00000000 0x01 0x00000000>, /* FSS0 DAT3 */
+
+			 /* MCU Domain Range */
+			 <0x00 0x04000000 0x00 0x04000000 0x00 0x01ff1400>;
+
+		cbass_mcu: bus@4000000 {
+			compatible = "simple-bus";
+			#address-cells = <2>;
+			#size-cells = <2>;
+			ranges = <0x00 0x04000000 0x00 0x04000000 0x00 0x01ff1400>; /* Peripheral window */
+		};
+	};
+};
+
+/* Now include the peripherals for each bus segments */
+#include "k3-am64-main.dtsi"
+#include "k3-am64-mcu.dtsi"
diff --git a/arch/arm/dts/k3-am642.dtsi b/arch/arm/dts/k3-am642.dtsi
new file mode 100644
index 0000000..e2b397c
--- /dev/null
+++ b/arch/arm/dts/k3-am642.dtsi
@@ -0,0 +1,65 @@
+// SPDX-License-Identifier: GPL-2.0
+/*
+ * Device Tree Source for AM642 SoC family in Dual core configuration
+ *
+ * Copyright (C) 2020-2021 Texas Instruments Incorporated - https://www.ti.com/
+ */
+
+/dts-v1/;
+
+#include "k3-am64.dtsi"
+
+/ {
+	cpus {
+		#address-cells = <1>;
+		#size-cells = <0>;
+
+		cpu-map {
+			cluster0: cluster0 {
+				core0 {
+					cpu = <&cpu0>;
+				};
+
+				core1 {
+					cpu = <&cpu1>;
+				};
+			};
+		};
+
+		cpu0: cpu@0 {
+			compatible = "arm,cortex-a53";
+			reg = <0x000>;
+			device_type = "cpu";
+			enable-method = "psci";
+			i-cache-size = <0x8000>;
+			i-cache-line-size = <64>;
+			i-cache-sets = <256>;
+			d-cache-size = <0x8000>;
+			d-cache-line-size = <64>;
+			d-cache-sets = <128>;
+			next-level-cache = <&L2_0>;
+		};
+
+		cpu1: cpu@1 {
+			compatible = "arm,cortex-a53";
+			reg = <0x001>;
+			device_type = "cpu";
+			enable-method = "psci";
+			i-cache-size = <0x8000>;
+			i-cache-line-size = <64>;
+			i-cache-sets = <256>;
+			d-cache-size = <0x8000>;
+			d-cache-line-size = <64>;
+			d-cache-sets = <128>;
+			next-level-cache = <&L2_0>;
+		};
+	};
+
+	L2_0: l2-cache0 {
+		compatible = "cache";
+		cache-level = <2>;
+		cache-size = <0x40000>;
+		cache-line-size = <64>;
+		cache-sets = <512>;
+	};
+};