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-rw-r--r--arch/arm64/boot/dts/ti/k3-am64-main.dtsi332
-rw-r--r--arch/arm64/boot/dts/ti/k3-am64-mcu.dtsi76
-rw-r--r--arch/arm64/boot/dts/ti/k3-am64.dtsi103
-rw-r--r--arch/arm64/boot/dts/ti/k3-am642.dtsi65
4 files changed, 576 insertions, 0 deletions
diff --git a/arch/arm64/boot/dts/ti/k3-am64-main.dtsi b/arch/arm64/boot/dts/ti/k3-am64-main.dtsi
new file mode 100644
index 000000000000..e3ef4bff04af
--- /dev/null
+++ b/arch/arm64/boot/dts/ti/k3-am64-main.dtsi
@@ -0,0 +1,332 @@
+// 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;
+
+ 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>;
+ };
+ };
+
+ 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/arm64/boot/dts/ti/k3-am64-mcu.dtsi b/arch/arm64/boot/dts/ti/k3-am64-mcu.dtsi
new file mode 100644
index 000000000000..1d2be485a669
--- /dev/null
+++ b/arch/arm64/boot/dts/ti/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/arm64/boot/dts/ti/k3-am64.dtsi b/arch/arm64/boot/dts/ti/k3-am64.dtsi
new file mode 100644
index 000000000000..0ae8c844c482
--- /dev/null
+++ b/arch/arm64/boot/dts/ti/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/arm64/boot/dts/ti/k3-am642.dtsi b/arch/arm64/boot/dts/ti/k3-am642.dtsi
new file mode 100644
index 000000000000..e2b397c88401
--- /dev/null
+++ b/arch/arm64/boot/dts/ti/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>;
+ };
+};