// SPDX-License-Identifier: GPL-2.0 /* * Copyright (c) Siemens AG, 2018-2021 * * Authors: * Le Jin <le.jin@siemens.com> * Jan Kiszka <jan.kiszka@siemens.com> * * Common bits of the IOT2050 Basic and Advanced variants, PG1 and PG2 */ #include "k3-am654.dtsi" #include <dt-bindings/phy/phy.h> / { aliases { spi0 = &mcu_spi0; mmc0 = &sdhci1; mmc1 = &sdhci0; }; chosen { stdout-path = "serial3:115200n8"; }; reserved-memory { #address-cells = <2>; #size-cells = <2>; ranges; secure_ddr: secure-ddr@9e800000 { reg = <0 0x9e800000 0 0x01800000>; /* for OP-TEE */ alignment = <0x1000>; no-map; }; mcu_r5fss0_core0_dma_memory_region: r5f-dma-memory@a0000000 { compatible = "shared-dma-pool"; reg = <0 0xa0000000 0 0x100000>; no-map; }; mcu_r5fss0_core0_memory_region: r5f-memory@a0100000 { compatible = "shared-dma-pool"; reg = <0 0xa0100000 0 0xf00000>; no-map; }; mcu_r5fss0_core1_dma_memory_region: r5f-dma-memory@a1000000 { compatible = "shared-dma-pool"; reg = <0 0xa1000000 0 0x100000>; no-map; }; mcu_r5fss0_core1_memory_region: r5f-memory@a1100000 { compatible = "shared-dma-pool"; reg = <0 0xa1100000 0 0xf00000>; no-map; }; rtos_ipc_memory_region: ipc-memories@a2000000 { reg = <0x00 0xa2000000 0x00 0x00200000>; alignment = <0x1000>; no-map; }; }; leds { compatible = "gpio-leds"; pinctrl-names = "default"; pinctrl-0 = <&leds_pins_default>; status-led-red { gpios = <&wkup_gpio0 32 GPIO_ACTIVE_HIGH>; panic-indicator; }; status-led-green { gpios = <&wkup_gpio0 24 GPIO_ACTIVE_HIGH>; }; user-led1-red { gpios = <&pcal9535_3 14 GPIO_ACTIVE_HIGH>; }; user-led1-green { gpios = <&pcal9535_2 15 GPIO_ACTIVE_HIGH>; }; user-led2-red { gpios = <&wkup_gpio0 17 GPIO_ACTIVE_HIGH>; }; user-led2-green { gpios = <&wkup_gpio0 22 GPIO_ACTIVE_HIGH>; }; }; dp_refclk: clock { compatible = "fixed-clock"; #clock-cells = <0>; clock-frequency = <19200000>; }; }; &wkup_pmx0 { wkup_i2c0_pins_default: wkup-i2c0-default-pins { pinctrl-single,pins = < /* (AC7) WKUP_I2C0_SCL */ AM65X_WKUP_IOPAD(0x00e0, PIN_INPUT, 0) /* (AD6) WKUP_I2C0_SDA */ AM65X_WKUP_IOPAD(0x00e4, PIN_INPUT, 0) >; }; mcu_i2c0_pins_default: mcu-i2c0-default-pins { pinctrl-single,pins = < /* (AD8) MCU_I2C0_SCL */ AM65X_WKUP_IOPAD(0x00e8, PIN_INPUT, 0) /* (AD7) MCU_I2C0_SDA */ AM65X_WKUP_IOPAD(0x00ec, PIN_INPUT, 0) >; }; arduino_i2c_aio_switch_pins_default: arduino-i2c-aio-switch-default-pins { pinctrl-single,pins = < /* (R2) WKUP_GPIO0_21 */ AM65X_WKUP_IOPAD(0x0024, PIN_OUTPUT, 7) >; }; push_button_pins_default: push-button-default-pins { pinctrl-single,pins = < /* (T1) MCU_OSPI1_CLK.WKUP_GPIO0_25 */ AM65X_WKUP_IOPAD(0x0034, PIN_INPUT, 7) >; }; arduino_uart_pins_default: arduino-uart-default-pins { pinctrl-single,pins = < /* (P4) MCU_UART0_RXD */ AM65X_WKUP_IOPAD(0x0044, PIN_INPUT, 4) /* (P5) MCU_UART0_TXD */ AM65X_WKUP_IOPAD(0x0048, PIN_OUTPUT, 4) >; }; arduino_io_d2_to_d3_pins_default: arduino-io-d2-to-d3-default-pins { pinctrl-single,pins = < /* (P1) WKUP_GPIO0_31 */ AM65X_WKUP_IOPAD(0x004C, PIN_OUTPUT, 7) /* (N3) WKUP_GPIO0_33 */ AM65X_WKUP_IOPAD(0x0054, PIN_OUTPUT, 7) >; }; arduino_io_oe_pins_default: arduino-io-oe-default-pins { pinctrl-single,pins = < /* (N4) WKUP_GPIO0_34 */ AM65X_WKUP_IOPAD(0x0058, PIN_OUTPUT, 7) /* (M2) WKUP_GPIO0_36 */ AM65X_WKUP_IOPAD(0x0060, PIN_OUTPUT, 7) /* (M3) WKUP_GPIO0_37 */ AM65X_WKUP_IOPAD(0x0064, PIN_OUTPUT, 7) /* (M4) WKUP_GPIO0_38 */ AM65X_WKUP_IOPAD(0x0068, PIN_OUTPUT, 7) /* (M1) WKUP_GPIO0_41 */ AM65X_WKUP_IOPAD(0x0074, PIN_OUTPUT, 7) >; }; mcu_fss0_ospi0_pins_default: mcu-fss0-ospi0-default-pins { pinctrl-single,pins = < /* (V1) MCU_OSPI0_CLK */ AM65X_WKUP_IOPAD(0x0000, PIN_OUTPUT, 0) /* (U2) MCU_OSPI0_DQS */ AM65X_WKUP_IOPAD(0x0008, PIN_INPUT, 0) /* (U4) MCU_OSPI0_D0 */ AM65X_WKUP_IOPAD(0x000c, PIN_INPUT, 0) /* (U5) MCU_OSPI0_D1 */ AM65X_WKUP_IOPAD(0x0010, PIN_INPUT, 0) /* (R4) MCU_OSPI0_CSn0 */ AM65X_WKUP_IOPAD(0x002c, PIN_OUTPUT, 0) >; }; db9_com_mode_pins_default: db9-com-mode-default-pins { pinctrl-single,pins = < /* (AD3) WKUP_GPIO0_5, used as uart0 mode 0 */ AM65X_WKUP_IOPAD(0x00c4, PIN_OUTPUT, 7) /* (AC3) WKUP_GPIO0_4, used as uart0 mode 1 */ AM65X_WKUP_IOPAD(0x00c0, PIN_OUTPUT, 7) /* (AC1) WKUP_GPIO0_7, used as uart0 term */ AM65X_WKUP_IOPAD(0x00cc, PIN_OUTPUT, 7) /* (AC2) WKUP_GPIO0_6, used as uart0 en */ AM65X_WKUP_IOPAD(0x00c8, PIN_OUTPUT, 7) >; }; leds_pins_default: leds-default-pins { pinctrl-single,pins = < /* (T2) WKUP_GPIO0_17, used as user led1 red */ AM65X_WKUP_IOPAD(0x0014, PIN_OUTPUT, 7) /* (R3) WKUP_GPIO0_22, used as user led1 green */ AM65X_WKUP_IOPAD(0x0028, PIN_OUTPUT, 7) /* (R5) WKUP_GPIO0_24, used as status led red */ AM65X_WKUP_IOPAD(0x0030, PIN_OUTPUT, 7) /* (N2) WKUP_GPIO0_32, used as status led green */ AM65X_WKUP_IOPAD(0x0050, PIN_OUTPUT, 7) >; }; mcu_spi0_pins_default: mcu-spi0-default-pins { pinctrl-single,pins = < /* (Y1) MCU_SPI0_CLK */ AM65X_WKUP_IOPAD(0x0090, PIN_INPUT, 0) /* (Y3) MCU_SPI0_D0 */ AM65X_WKUP_IOPAD(0x0094, PIN_INPUT, 0) /* (Y2) MCU_SPI0_D1 */ AM65X_WKUP_IOPAD(0x0098, PIN_INPUT, 0) /* (Y4) MCU_SPI0_CS0 */ AM65X_WKUP_IOPAD(0x009c, PIN_OUTPUT, 0) >; }; minipcie_pins_default: minipcie-default-pins { pinctrl-single,pins = < /* (P2) MCU_OSPI1_DQS.WKUP_GPIO0_27 */ AM65X_WKUP_IOPAD(0x003C, PIN_OUTPUT, 7) >; }; }; &main_pmx0 { main_uart1_pins_default: main-uart1-default-pins { pinctrl-single,pins = < AM65X_IOPAD(0x0174, PIN_INPUT, 6) /* (AE23) UART1_RXD */ AM65X_IOPAD(0x014c, PIN_OUTPUT, 6) /* (AD23) UART1_TXD */ AM65X_IOPAD(0x0178, PIN_INPUT, 6) /* (AD22) UART1_CTSn */ AM65X_IOPAD(0x017c, PIN_OUTPUT, 6) /* (AC21) UART1_RTSn */ >; }; main_i2c3_pins_default: main-i2c3-default-pins { pinctrl-single,pins = < AM65X_IOPAD(0x01c0, PIN_INPUT, 2) /* (AF13) I2C3_SCL */ AM65X_IOPAD(0x01d4, PIN_INPUT, 2) /* (AG12) I2C3_SDA */ >; }; main_mmc1_pins_default: main-mmc1-default-pins { pinctrl-single,pins = < AM65X_IOPAD(0x02d4, PIN_INPUT_PULLDOWN, 0) /* (C27) MMC1_CLK */ AM65X_IOPAD(0x02d8, PIN_INPUT_PULLUP, 0) /* (C28) MMC1_CMD */ AM65X_IOPAD(0x02d0, PIN_INPUT_PULLUP, 0) /* (D28) MMC1_DAT0 */ AM65X_IOPAD(0x02cc, PIN_INPUT_PULLUP, 0) /* (E27) MMC1_DAT1 */ AM65X_IOPAD(0x02c8, PIN_INPUT_PULLUP, 0) /* (D26) MMC1_DAT2 */ AM65X_IOPAD(0x02c4, PIN_INPUT_PULLUP, 0) /* (D27) MMC1_DAT3 */ AM65X_IOPAD(0x02dc, PIN_INPUT_PULLUP, 0) /* (B24) MMC1_SDCD */ AM65X_IOPAD(0x02e0, PIN_INPUT_PULLUP, 0) /* (C24) MMC1_SDWP */ >; }; usb0_pins_default: usb0-default-pins { pinctrl-single,pins = < AM65X_IOPAD(0x02bc, PIN_OUTPUT, 0) /* (AD9) USB0_DRVVBUS */ >; }; usb1_pins_default: usb1-default-pins { pinctrl-single,pins = < AM65X_IOPAD(0x02c0, PIN_OUTPUT, 0) /* (AC8) USB1_DRVVBUS */ >; }; arduino_io_d4_to_d9_pins_default: arduino-io-d4-to-d9-default-pins { pinctrl-single,pins = < AM65X_IOPAD(0x0084, PIN_OUTPUT, 7) /* (AG18) GPIO0_33 */ AM65X_IOPAD(0x008C, PIN_OUTPUT, 7) /* (AF17) GPIO0_35 */ AM65X_IOPAD(0x0098, PIN_OUTPUT, 7) /* (AH16) GPIO0_38 */ AM65X_IOPAD(0x00AC, PIN_OUTPUT, 7) /* (AH15) GPIO0_43 */ AM65X_IOPAD(0x00C0, PIN_OUTPUT, 7) /* (AG15) GPIO0_48 */ AM65X_IOPAD(0x00CC, PIN_OUTPUT, 7) /* (AD15) GPIO0_51 */ >; }; dss_vout1_pins_default: dss-vout1-default-pins { pinctrl-single,pins = < AM65X_IOPAD(0x0000, PIN_OUTPUT, 1) /* VOUT1_DATA0 */ AM65X_IOPAD(0x0004, PIN_OUTPUT, 1) /* VOUT1_DATA1 */ AM65X_IOPAD(0x0008, PIN_OUTPUT, 1) /* VOUT1_DATA2 */ AM65X_IOPAD(0x000c, PIN_OUTPUT, 1) /* VOUT1_DATA3 */ AM65X_IOPAD(0x0010, PIN_OUTPUT, 1) /* VOUT1_DATA4 */ AM65X_IOPAD(0x0014, PIN_OUTPUT, 1) /* VOUT1_DATA5 */ AM65X_IOPAD(0x0018, PIN_OUTPUT, 1) /* VOUT1_DATA6 */ AM65X_IOPAD(0x001c, PIN_OUTPUT, 1) /* VOUT1_DATA7 */ AM65X_IOPAD(0x0020, PIN_OUTPUT, 1) /* VOUT1_DATA8 */ AM65X_IOPAD(0x0024, PIN_OUTPUT, 1) /* VOUT1_DATA9 */ AM65X_IOPAD(0x0028, PIN_OUTPUT, 1) /* VOUT1_DATA10 */ AM65X_IOPAD(0x002c, PIN_OUTPUT, 1) /* VOUT1_DATA11 */ AM65X_IOPAD(0x0030, PIN_OUTPUT, 1) /* VOUT1_DATA12 */ AM65X_IOPAD(0x0034, PIN_OUTPUT, 1) /* VOUT1_DATA13 */ AM65X_IOPAD(0x0038, PIN_OUTPUT, 1) /* VOUT1_DATA14 */ AM65X_IOPAD(0x003c, PIN_OUTPUT, 1) /* VOUT1_DATA15 */ AM65X_IOPAD(0x0040, PIN_OUTPUT, 1) /* VOUT1_DATA16 */ AM65X_IOPAD(0x0044, PIN_OUTPUT, 1) /* VOUT1_DATA17 */ AM65X_IOPAD(0x0048, PIN_OUTPUT, 1) /* VOUT1_DATA18 */ AM65X_IOPAD(0x004c, PIN_OUTPUT, 1) /* VOUT1_DATA19 */ AM65X_IOPAD(0x0050, PIN_OUTPUT, 1) /* VOUT1_DATA20 */ AM65X_IOPAD(0x0054, PIN_OUTPUT, 1) /* VOUT1_DATA21 */ AM65X_IOPAD(0x0058, PIN_OUTPUT, 1) /* VOUT1_DATA22 */ AM65X_IOPAD(0x005c, PIN_OUTPUT, 1) /* VOUT1_DATA23 */ AM65X_IOPAD(0x0060, PIN_OUTPUT, 1) /* VOUT1_VSYNC */ AM65X_IOPAD(0x0064, PIN_OUTPUT, 1) /* VOUT1_HSYNC */ AM65X_IOPAD(0x0068, PIN_OUTPUT, 1) /* VOUT1_PCLK */ AM65X_IOPAD(0x006c, PIN_OUTPUT, 1) /* VOUT1_DE */ >; }; dp_pins_default: dp-default-pins { pinctrl-single,pins = < AM65X_IOPAD(0x0078, PIN_OUTPUT, 7) /* (AF18) DP rst_n */ >; }; main_i2c2_pins_default: main-i2c2-default-pins { pinctrl-single,pins = < AM65X_IOPAD(0x0074, PIN_INPUT, 5) /* (T27) I2C2_SCL */ AM65X_IOPAD(0x0070, PIN_INPUT, 5) /* (R25) I2C2_SDA */ >; }; }; &main_pmx1 { main_i2c0_pins_default: main-i2c0-default-pins { pinctrl-single,pins = < AM65X_IOPAD(0x0000, PIN_INPUT, 0) /* (D20) I2C0_SCL */ AM65X_IOPAD(0x0004, PIN_INPUT, 0) /* (C21) I2C0_SDA */ >; }; main_i2c1_pins_default: main-i2c1-default-pins { pinctrl-single,pins = < AM65X_IOPAD(0x0008, PIN_INPUT, 0) /* (B21) I2C1_SCL */ AM65X_IOPAD(0x000c, PIN_INPUT, 0) /* (E21) I2C1_SDA */ >; }; ecap0_pins_default: ecap0-default-pins { pinctrl-single,pins = < AM65X_IOPAD(0x0010, PIN_INPUT, 0) /* (D21) ECAP0_IN_APWM_OUT */ >; }; }; &wkup_uart0 { /* Wakeup UART is used by System firmware */ status = "reserved"; }; &main_uart1 { status = "okay"; pinctrl-names = "default"; pinctrl-0 = <&main_uart1_pins_default>; }; &mcu_uart0 { status = "okay"; pinctrl-names = "default"; pinctrl-0 = <&arduino_uart_pins_default>; }; &main_gpio0 { pinctrl-names = "default"; pinctrl-0 = <&arduino_io_d4_to_d9_pins_default>; gpio-line-names = "main_gpio0-base", "", "", "", "", "", "", "", "", "", "", "", "", "", "", "", "", "", "", "", "", "", "", "", "", "", "", "", "", "", "", "", "", "IO4", "", "IO5", "", "", "IO6", "", "", "", "", "IO7", "", "", "", "", "IO8", "", "", "IO9"; }; &wkup_gpio0 { pinctrl-names = "default"; pinctrl-0 = <&arduino_io_d2_to_d3_pins_default>, <&arduino_i2c_aio_switch_pins_default>, <&arduino_io_oe_pins_default>, <&push_button_pins_default>, <&db9_com_mode_pins_default>; gpio-line-names = /* 0..9 */ "wkup_gpio0-base", "", "", "", "UART0-mode1", "UART0-mode0", "UART0-enable", "UART0-terminate", "", "WIFI-disable", /* 10..19 */ "", "", "", "", "", "", "", "", "", "", /* 20..29 */ "", "A4A5-I2C-mux", "", "", "", "USER-button", "", "", "","IO0", /* 30..39 */ "IO1", "IO2", "", "IO3", "IO17-direction", "A5", "IO16-direction", "IO15-direction", "IO14-direction", "A3", /* 40..49 */ "", "IO18-direction", "A4", "A2", "A1", "A0", "", "", "IO13", "IO11", /* 50..51 */ "IO12", "IO10"; }; &wkup_i2c0 { status = "okay"; pinctrl-names = "default"; pinctrl-0 = <&wkup_i2c0_pins_default>; clock-frequency = <400000>; }; &mcu_i2c0 { status = "okay"; pinctrl-names = "default"; pinctrl-0 = <&mcu_i2c0_pins_default>; clock-frequency = <400000>; psu: regulator@60 { compatible = "ti,tps62363"; reg = <0x60>; regulator-name = "tps62363-vout"; regulator-min-microvolt = <500000>; regulator-max-microvolt = <1500000>; regulator-boot-on; ti,vsel0-state-high; ti,vsel1-state-high; ti,enable-vout-discharge; }; /* D4200 */ pcal9535_1: gpio@20 { compatible = "nxp,pcal9535"; reg = <0x20>; #gpio-cells = <2>; gpio-controller; gpio-line-names = "A0-pull", "A1-pull", "A2-pull", "A3-pull", "A4-pull", "A5-pull", "", "", "IO14-enable", "IO15-enable", "IO16-enable", "IO17-enable", "IO18-enable", "IO19-enable"; }; /* D4201 */ pcal9535_2: gpio@21 { compatible = "nxp,pcal9535"; reg = <0x21>; #gpio-cells = <2>; gpio-controller; gpio-line-names = "IO0-direction", "IO1-direction", "IO2-direction", "IO3-direction", "IO4-direction", "IO5-direction", "IO6-direction", "IO7-direction", "IO8-direction", "IO9-direction", "IO10-direction", "IO11-direction", "IO12-direction", "IO13-direction", "IO19-direction"; }; /* D4202 */ pcal9535_3: gpio@25 { compatible = "nxp,pcal9535"; reg = <0x25>; #gpio-cells = <2>; gpio-controller; gpio-line-names = "IO0-pull", "IO1-pull", "IO2-pull", "IO3-pull", "IO4-pull", "IO5-pull", "IO6-pull", "IO7-pull", "IO8-pull", "IO9-pull", "IO10-pull", "IO11-pull", "IO12-pull", "IO13-pull"; }; }; &main_i2c0 { status = "okay"; pinctrl-names = "default"; pinctrl-0 = <&main_i2c0_pins_default>; clock-frequency = <400000>; rtc: rtc@51 { compatible = "nxp,pcf8563"; reg = <0x51>; }; eeprom: eeprom@54 { compatible = "atmel,24c08"; reg = <0x54>; pagesize = <16>; }; }; &main_i2c1 { status = "okay"; pinctrl-names = "default"; pinctrl-0 = <&main_i2c1_pins_default>; clock-frequency = <400000>; }; &main_i2c2 { status = "okay"; pinctrl-names = "default"; pinctrl-0 = <&main_i2c2_pins_default>; clock-frequency = <400000>; }; &main_i2c3 { status = "okay"; pinctrl-names = "default"; pinctrl-0 = <&main_i2c3_pins_default>; clock-frequency = <400000>; #address-cells = <1>; #size-cells = <0>; edp-bridge@f { compatible = "toshiba,tc358767"; reg = <0x0f>; pinctrl-names = "default"; pinctrl-0 = <&dp_pins_default>; reset-gpios = <&main_gpio0 30 GPIO_ACTIVE_HIGH>; clock-names = "ref"; clocks = <&dp_refclk>; toshiba,hpd-pin = <0>; ports { #address-cells = <1>; #size-cells = <0>; port@1 { reg = <1>; bridge_in: endpoint { remote-endpoint = <&dpi_out>; }; }; }; }; }; &mcu_cpsw { status = "disabled"; }; &ecap0 { status = "okay"; pinctrl-names = "default"; pinctrl-0 = <&ecap0_pins_default>; }; &sdhci1 { pinctrl-names = "default"; pinctrl-0 = <&main_mmc1_pins_default>; ti,driver-strength-ohm = <50>; disable-wp; }; &usb0 { pinctrl-names = "default"; pinctrl-0 = <&usb0_pins_default>; dr_mode = "host"; }; &usb1 { pinctrl-names = "default"; pinctrl-0 = <&usb1_pins_default>; dr_mode = "host"; }; &mcu_spi0 { status = "okay"; pinctrl-names = "default"; pinctrl-0 = <&mcu_spi0_pins_default>; #address-cells = <1>; #size-cells = <0>; ti,pindir-d0-out-d1-in; }; &tscadc1 { status = "okay"; adc { ti,adc-channels = <0 1 2 3 4 5>; }; }; &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 = <1>; spi-rx-bus-width = <1>; spi-max-frequency = <50000000>; cdns,tshsl-ns = <60>; cdns,tsd2d-ns = <60>; cdns,tchsh-ns = <60>; cdns,tslch-ns = <60>; cdns,read-delay = <2>; partitions { compatible = "fixed-partitions"; #address-cells = <1>; #size-cells = <1>; seboot@0 { label = "seboot"; reg = <0x0 0x180000>; /* 1.5M */ }; tispl@180000 { label = "tispl"; reg = <0x180000 0x200000>; /* 2M */ }; u-boot@380000 { label = "u-boot"; reg = <0x380000 0x300000>; /* 3M */ }; env@680000 { label = "env"; reg = <0x680000 0x20000>; /* 128K */ }; env-backup@6a0000 { label = "env.backup"; reg = <0x6a0000 0x20000>; /* 128K */ }; otpcmd@6c0000 { label = "otpcmd"; reg = <0x6c0000 0x10000>; /* 64K */ }; unused@6d0000 { label = "unused"; reg = <0x6d0000 0x7b0000>; /* 7872K */ }; seboot-backup@e80000 { label = "seboot.backup"; reg = <0xe80000 0x180000>; /* 1.5M */ }; }; }; }; &dss { pinctrl-names = "default"; pinctrl-0 = <&dss_vout1_pins_default>; assigned-clocks = <&k3_clks 67 2>; assigned-clock-parents = <&k3_clks 67 5>; }; &dss_ports { #address-cells = <1>; #size-cells = <0>; port@1 { reg = <1>; dpi_out: endpoint { remote-endpoint = <&bridge_in>; }; }; }; &pcie1_rc { status = "okay"; pinctrl-names = "default"; pinctrl-0 = <&minipcie_pins_default>; num-lanes = <1>; phys = <&serdes1 PHY_TYPE_PCIE 0>; phy-names = "pcie-phy0"; reset-gpios = <&wkup_gpio0 27 GPIO_ACTIVE_HIGH>; }; &mailbox0_cluster0 { status = "okay"; interrupts = <436>; mbox_mcu_r5fss0_core0: mbox-mcu-r5fss0-core0 { ti,mbox-tx = <1 0 0>; ti,mbox-rx = <0 0 0>; }; }; &mailbox0_cluster1 { status = "okay"; interrupts = <432>; mbox_mcu_r5fss0_core1: mbox-mcu-r5fss0-core1 { ti,mbox-tx = <1 0 0>; ti,mbox-rx = <0 0 0>; }; }; &mcu_r5fss0_core0 { memory-region = <&mcu_r5fss0_core0_dma_memory_region>, <&mcu_r5fss0_core0_memory_region>; mboxes = <&mailbox0_cluster0>, <&mbox_mcu_r5fss0_core0>; }; &mcu_r5fss0_core1 { memory-region = <&mcu_r5fss0_core1_dma_memory_region>, <&mcu_r5fss0_core1_memory_region>; mboxes = <&mailbox0_cluster1>, <&mbox_mcu_r5fss0_core1>; };