// SPDX-License-Identifier: GPL-2.0-only OR MIT /* * SoM: https://www.ti.com/lit/zip/sprr439 * * Copyright (C) 2021-2024 Texas Instruments Incorporated - https://www.ti.com/ */ /dts-v1/; #include "k3-j721s2.dtsi" #include / { memory@80000000 { device_type = "memory"; /* 16 GB RAM */ reg = <0x00 0x80000000 0x00 0x80000000>, <0x08 0x80000000 0x03 0x80000000>; }; /* Reserving memory regions still pending */ reserved_memory: reserved-memory { #address-cells = <2>; #size-cells = <2>; ranges; secure_ddr: optee@9e800000 { reg = <0x00 0x9e800000 0x00 0x01800000>; alignment = <0x1000>; no-map; }; mcu_r5fss0_core0_dma_memory_region: r5f-dma-memory@a0000000 { compatible = "shared-dma-pool"; reg = <0x00 0xa0000000 0x00 0x100000>; no-map; }; mcu_r5fss0_core0_memory_region: r5f-memory@a0100000 { compatible = "shared-dma-pool"; reg = <0x00 0xa0100000 0x00 0xf00000>; no-map; }; mcu_r5fss0_core1_dma_memory_region: r5f-dma-memory@a1000000 { compatible = "shared-dma-pool"; reg = <0x00 0xa1000000 0x00 0x100000>; no-map; }; mcu_r5fss0_core1_memory_region: r5f-memory@a1100000 { compatible = "shared-dma-pool"; reg = <0x00 0xa1100000 0x00 0xf00000>; no-map; }; main_r5fss0_core0_dma_memory_region: r5f-dma-memory@a2000000 { compatible = "shared-dma-pool"; reg = <0x00 0xa2000000 0x00 0x100000>; no-map; }; main_r5fss0_core0_memory_region: r5f-memory@a2100000 { compatible = "shared-dma-pool"; reg = <0x00 0xa2100000 0x00 0xf00000>; no-map; }; main_r5fss0_core1_dma_memory_region: r5f-dma-memory@a3000000 { compatible = "shared-dma-pool"; reg = <0x00 0xa3000000 0x00 0x100000>; no-map; }; main_r5fss0_core1_memory_region: r5f-memory@a3100000 { compatible = "shared-dma-pool"; reg = <0x00 0xa3100000 0x00 0xf00000>; no-map; }; main_r5fss1_core0_dma_memory_region: r5f-dma-memory@a4000000 { compatible = "shared-dma-pool"; reg = <0x00 0xa4000000 0x00 0x100000>; no-map; }; main_r5fss1_core0_memory_region: r5f-memory@a4100000 { compatible = "shared-dma-pool"; reg = <0x00 0xa4100000 0x00 0xf00000>; no-map; }; main_r5fss1_core1_dma_memory_region: r5f-dma-memory@a5000000 { compatible = "shared-dma-pool"; reg = <0x00 0xa5000000 0x00 0x100000>; no-map; }; main_r5fss1_core1_memory_region: r5f-memory@a5100000 { compatible = "shared-dma-pool"; reg = <0x00 0xa5100000 0x00 0xf00000>; no-map; }; c71_0_dma_memory_region: c71-dma-memory@a6000000 { compatible = "shared-dma-pool"; reg = <0x00 0xa6000000 0x00 0x100000>; no-map; }; c71_0_memory_region: c71-memory@a6100000 { compatible = "shared-dma-pool"; reg = <0x00 0xa6100000 0x00 0xf00000>; no-map; }; c71_1_dma_memory_region: c71-dma-memory@a7000000 { compatible = "shared-dma-pool"; reg = <0x00 0xa7000000 0x00 0x100000>; no-map; }; c71_1_memory_region: c71-memory@a7100000 { compatible = "shared-dma-pool"; reg = <0x00 0xa7100000 0x00 0xf00000>; no-map; }; rtos_ipc_memory_region: ipc-memories@a8000000 { reg = <0x00 0xa8000000 0x00 0x01c00000>; alignment = <0x1000>; no-map; }; }; mux0: mux-controller { compatible = "gpio-mux"; #mux-state-cells = <1>; mux-gpios = <&exp_som 1 GPIO_ACTIVE_HIGH>; }; mux1: mux-controller { compatible = "gpio-mux"; #mux-state-cells = <1>; mux-gpios = <&exp_som 2 GPIO_ACTIVE_HIGH>; }; transceiver0: can-phy0 { /* standby pin has been grounded by default */ compatible = "ti,tcan1042"; #phy-cells = <0>; max-bitrate = <5000000>; }; }; &wkup_pmx0 { mcu_fss0_ospi0_pins_default: mcu-fss0-ospi0-default-pins { pinctrl-single,pins = < J721S2_WKUP_IOPAD(0x000, PIN_OUTPUT, 0) /* (D19) MCU_OSPI0_CLK */ J721S2_WKUP_IOPAD(0x02c, PIN_OUTPUT, 0) /* (F15) MCU_OSPI0_CSn0 */ J721S2_WKUP_IOPAD(0x00c, PIN_INPUT, 0) /* (C19) MCU_OSPI0_D0 */ J721S2_WKUP_IOPAD(0x010, PIN_INPUT, 0) /* (F16) MCU_OSPI0_D1 */ J721S2_WKUP_IOPAD(0x014, PIN_INPUT, 0) /* (G15) MCU_OSPI0_D2 */ J721S2_WKUP_IOPAD(0x018, PIN_INPUT, 0) /* (F18) MCU_OSPI0_D3 */ J721S2_WKUP_IOPAD(0x01c, PIN_INPUT, 0) /* (E19) MCU_OSPI0_D4 */ J721S2_WKUP_IOPAD(0x020, PIN_INPUT, 0) /* (G19) MCU_OSPI0_D5 */ J721S2_WKUP_IOPAD(0x024, PIN_INPUT, 0) /* (F19) MCU_OSPI0_D6 */ J721S2_WKUP_IOPAD(0x028, PIN_INPUT, 0) /* (F20) MCU_OSPI0_D7 */ J721S2_WKUP_IOPAD(0x008, PIN_INPUT, 0) /* (E18) MCU_OSPI0_DQS */ J721S2_WKUP_IOPAD(0x004, PIN_INPUT, 0) /* (E20) MCU_OSPI0_LBCLKO */ >; }; }; &wkup_pmx1 { pmic_irq_pins_default: pmic-irq-default-pins { pinctrl-single,pins = < /* (C21) MCU_OSPI1_CSn1.WKUP_GPIO0_39 */ J721S2_WKUP_IOPAD(0x028, PIN_INPUT, 7) >; }; }; &wkup_pmx2 { wkup_i2c0_pins_default: wkup-i2c0-default-pins { pinctrl-single,pins = < J721S2_WKUP_IOPAD(0x98, PIN_INPUT, 0) /* (H24) WKUP_I2C0_SCL */ J721S2_WKUP_IOPAD(0x9c, PIN_INPUT, 0) /* (H27) WKUP_I2C0_SDA */ >; }; }; &main_pmx0 { main_i2c0_pins_default: main-i2c0-default-pins { pinctrl-single,pins = < J721S2_IOPAD(0x0e0, PIN_INPUT_PULLUP, 0) /* (AH25) I2C0_SCL */ J721S2_IOPAD(0x0e4, PIN_INPUT_PULLUP, 0) /* (AE24) I2C0_SDA */ >; }; main_mcan16_pins_default: main-mcan16-default-pins { pinctrl-single,pins = < J721S2_IOPAD(0x028, PIN_INPUT, 0) /* (AB24) MCAN16_RX */ J721S2_IOPAD(0x024, PIN_OUTPUT, 0) /* (Y28) MCAN16_TX */ >; }; }; &wkup_i2c0 { status = "okay"; pinctrl-names = "default"; pinctrl-0 = <&wkup_i2c0_pins_default>; clock-frequency = <400000>; eeprom@50 { /* CAV24C256WE-GT3 */ compatible = "atmel,24c256"; reg = <0x50>; }; tps659411: pmic@48 { compatible = "ti,tps6594-q1"; reg = <0x48>; system-power-controller; pinctrl-names = "default"; pinctrl-0 = <&pmic_irq_pins_default>; interrupt-parent = <&wkup_gpio0>; interrupts = <39 IRQ_TYPE_EDGE_FALLING>; gpio-controller; #gpio-cells = <2>; ti,primary-pmic; buck1234-supply = <&vsys_3v3>; buck5-supply = <&vsys_3v3>; ldo1-supply = <&vsys_3v3>; ldo2-supply = <&vsys_3v3>; ldo3-supply = <&vsys_3v3>; ldo4-supply = <&vsys_3v3>; regulators { bucka1234: buck1234 { regulator-name = "vdd_cpu_avs"; regulator-min-microvolt = <600000>; regulator-max-microvolt = <900000>; regulator-boot-on; regulator-always-on; bootph-pre-ram; }; bucka5: buck5 { regulator-name = "vdd_mcu_0v85"; regulator-min-microvolt = <850000>; regulator-max-microvolt = <850000>; regulator-boot-on; regulator-always-on; }; ldoa1: ldo1 { regulator-name = "vdd_mcuwk_0v8"; regulator-min-microvolt = <800000>; regulator-max-microvolt = <800000>; regulator-boot-on; regulator-always-on; }; ldoa2: ldo2 { regulator-name = "vdd_mcu_gpioret_3v3"; regulator-min-microvolt = <3300000>; regulator-max-microvolt = <3300000>; regulator-boot-on; regulator-always-on; }; ldoa3: ldo3 { regulator-name = "vdd_mcuio_1v8"; regulator-min-microvolt = <1800000>; regulator-max-microvolt = <1800000>; regulator-boot-on; regulator-always-on; }; ldoa4: ldo4 { regulator-name = "vda_mcu_1v8"; regulator-min-microvolt = <1800000>; regulator-max-microvolt = <1800000>; regulator-boot-on; regulator-always-on; }; }; }; tps659414: pmic@4c { compatible = "ti,tps6594-q1"; reg = <0x4c>; system-power-controller; interrupt-parent = <&wkup_gpio0>; interrupts = <39 IRQ_TYPE_EDGE_FALLING>; gpio-controller; #gpio-cells = <2>; buck1-supply = <&vsys_3v3>; buck2-supply = <&vsys_3v3>; buck3-supply = <&vsys_3v3>; buck4-supply = <&vsys_3v3>; buck5-supply = <&vsys_3v3>; ldo1-supply = <&vsys_3v3>; ldo2-supply = <&vsys_3v3>; ldo3-supply = <&vsys_3v3>; ldo4-supply = <&vsys_3v3>; regulators { buckb1: buck1 { regulator-name = "vdd_io_1v8_reg"; regulator-min-microvolt = <1800000>; regulator-max-microvolt = <1800000>; regulator-always-on; regulator-boot-on; }; buckb2: buck2 { regulator-name = "vdd_fpd_1v1"; regulator-min-microvolt = <1100000>; regulator-max-microvolt = <1100000>; regulator-boot-on; regulator-always-on; }; buckb3: buck3 { regulator-name = "vdd_phy_1v8"; regulator-min-microvolt = <1800000>; regulator-max-microvolt = <1800000>; regulator-boot-on; regulator-always-on; }; buckb4: buck4 { regulator-name = "vdd_ddr_1v1"; regulator-min-microvolt = <1100000>; regulator-max-microvolt = <1100000>; regulator-boot-on; regulator-always-on; }; buckb5: buck5 { regulator-name = "vdd_ram_0v85"; regulator-min-microvolt = <850000>; regulator-max-microvolt = <850000>; regulator-boot-on; regulator-always-on; }; ldob1: ldo1 { regulator-name = "vdd_wk_0v8"; regulator-min-microvolt = <800000>; regulator-max-microvolt = <800000>; regulator-boot-on; regulator-always-on; }; ldob2: ldo2 { regulator-name = "vdd_gpioret_3v3"; regulator-min-microvolt = <3300000>; regulator-max-microvolt = <3300000>; regulator-boot-on; regulator-always-on; }; ldob3: ldo3 { regulator-name = "vda_dll_0v8"; regulator-min-microvolt = <800000>; regulator-max-microvolt = <800000>; regulator-boot-on; regulator-always-on; }; ldob4: ldo4 { regulator-name = "vda_pll_1v8"; regulator-min-microvolt = <1800000>; regulator-max-microvolt = <1800000>; regulator-boot-on; regulator-always-on; }; }; }; lp876411: pmic@58 { compatible = "ti,lp8764-q1"; reg = <0x58>; system-power-controller; interrupt-parent = <&wkup_gpio0>; interrupts = <39 IRQ_TYPE_EDGE_FALLING>; gpio-controller; #gpio-cells = <2>; buck1234-supply = <&vsys_3v3>; regulators { buckc1234: buck1234 { regulator-name = "vdd_core_0v8"; regulator-min-microvolt = <800000>; regulator-max-microvolt = <800000>; regulator-boot-on; regulator-always-on; }; }; }; }; &main_i2c0 { status = "okay"; pinctrl-names = "default"; pinctrl-0 = <&main_i2c0_pins_default>; clock-frequency = <400000>; exp_som: gpio@21 { compatible = "ti,tca6408"; reg = <0x21>; gpio-controller; #gpio-cells = <2>; gpio-line-names = "USB2.0_MUX_SEL", "CANUART_MUX1_SEL0", "CANUART_MUX2_SEL0", "CANUART_MUX_SEL1", "GPIO_RGMII1_RST", "GPIO_eDP_ENABLE", "GPIO_LIN_EN", "CAN_STB"; }; }; &main_mcan16 { status = "okay"; pinctrl-0 = <&main_mcan16_pins_default>; pinctrl-names = "default"; phys = <&transceiver0>; }; &ospi0 { status = "okay"; pinctrl-names = "default"; pinctrl-0 = <&mcu_fss0_ospi0_pins_default>; flash@0 { compatible = "jedec,spi-nor"; reg = <0x0>; spi-tx-bus-width = <8>; spi-rx-bus-width = <8>; spi-max-frequency = <25000000>; cdns,tshsl-ns = <60>; cdns,tsd2d-ns = <60>; cdns,tchsh-ns = <60>; cdns,tslch-ns = <60>; cdns,read-delay = <4>; }; }; &mailbox0_cluster0 { status = "okay"; interrupts = <436>; mbox_mcu_r5fss0_core0: mbox-mcu-r5fss0-core0 { ti,mbox-rx = <0 0 0>; ti,mbox-tx = <1 0 0>; }; mbox_mcu_r5fss0_core1: mbox-mcu-r5fss0-core1 { ti,mbox-rx = <2 0 0>; ti,mbox-tx = <3 0 0>; }; }; &mailbox0_cluster1 { status = "okay"; interrupts = <432>; mbox_main_r5fss0_core0: mbox-main-r5fss0-core0 { ti,mbox-rx = <0 0 0>; ti,mbox-tx = <1 0 0>; }; mbox_main_r5fss0_core1: mbox-main-r5fss0-core1 { ti,mbox-rx = <2 0 0>; ti,mbox-tx = <3 0 0>; }; }; &mailbox0_cluster2 { status = "okay"; interrupts = <428>; mbox_main_r5fss1_core0: mbox-main-r5fss1-core0 { ti,mbox-rx = <0 0 0>; ti,mbox-tx = <1 0 0>; }; mbox_main_r5fss1_core1: mbox-main-r5fss1-core1 { ti,mbox-rx = <2 0 0>; ti,mbox-tx = <3 0 0>; }; }; &mailbox0_cluster4 { status = "okay"; interrupts = <420>; mbox_c71_0: mbox-c71-0 { ti,mbox-rx = <0 0 0>; ti,mbox-tx = <1 0 0>; }; mbox_c71_1: mbox-c71-1 { ti,mbox-rx = <2 0 0>; ti,mbox-tx = <3 0 0>; }; }; &mcu_r5fss0_core0 { mboxes = <&mailbox0_cluster0 &mbox_mcu_r5fss0_core0>; memory-region = <&mcu_r5fss0_core0_dma_memory_region>, <&mcu_r5fss0_core0_memory_region>; }; &mcu_r5fss0_core1 { mboxes = <&mailbox0_cluster0 &mbox_mcu_r5fss0_core1>; memory-region = <&mcu_r5fss0_core1_dma_memory_region>, <&mcu_r5fss0_core1_memory_region>; }; &main_r5fss0_core0 { mboxes = <&mailbox0_cluster1 &mbox_main_r5fss0_core0>; memory-region = <&main_r5fss0_core0_dma_memory_region>, <&main_r5fss0_core0_memory_region>; }; &main_r5fss0_core1 { mboxes = <&mailbox0_cluster1 &mbox_main_r5fss0_core1>; memory-region = <&main_r5fss0_core1_dma_memory_region>, <&main_r5fss0_core1_memory_region>; }; &main_r5fss1_core0 { mboxes = <&mailbox0_cluster2 &mbox_main_r5fss1_core0>; memory-region = <&main_r5fss1_core0_dma_memory_region>, <&main_r5fss1_core0_memory_region>; }; &main_r5fss1_core1 { mboxes = <&mailbox0_cluster2 &mbox_main_r5fss1_core1>; memory-region = <&main_r5fss1_core1_dma_memory_region>, <&main_r5fss1_core1_memory_region>; }; &c71_0 { status = "okay"; mboxes = <&mailbox0_cluster4 &mbox_c71_0>; memory-region = <&c71_0_dma_memory_region>, <&c71_0_memory_region>; }; &c71_1 { status = "okay"; mboxes = <&mailbox0_cluster4 &mbox_c71_1>; memory-region = <&c71_1_dma_memory_region>, <&c71_1_memory_region>; };