// SPDX-License-Identifier: GPL-2.0 /* * Copyright (C) 2020-2021 Texas Instruments Incorporated - https://www.ti.com/ */ /dts-v1/; #include #include #include #include #include #include "k3-am642.dtsi" / { compatible = "ti,am642-evm", "ti,am642"; model = "Texas Instruments AM642 EVM"; chosen { stdout-path = &main_uart0; }; aliases { serial0 = &mcu_uart0; serial1 = &main_uart1; serial2 = &main_uart0; serial3 = &main_uart3; i2c0 = &main_i2c0; i2c1 = &main_i2c1; mmc0 = &sdhci0; mmc1 = &sdhci1; ethernet0 = &cpsw_port1; ethernet1 = &cpsw_port2; }; memory@80000000 { device_type = "memory"; /* 2G RAM */ reg = <0x00000000 0x80000000 0x00000000 0x80000000>; }; reserved-memory { #address-cells = <2>; #size-cells = <2>; ranges; secure_ddr: optee@9e800000 { reg = <0x00 0x9e800000 0x00 0x01800000>; /* for OP-TEE */ alignment = <0x1000>; no-map; }; main_r5fss0_core0_dma_memory_region: r5f-dma-memory@a0000000 { compatible = "shared-dma-pool"; reg = <0x00 0xa0000000 0x00 0x100000>; no-map; }; main_r5fss0_core0_memory_region: r5f-memory@a0100000 { compatible = "shared-dma-pool"; reg = <0x00 0xa0100000 0x00 0xf00000>; no-map; }; main_r5fss0_core1_dma_memory_region: r5f-dma-memory@a1000000 { compatible = "shared-dma-pool"; reg = <0x00 0xa1000000 0x00 0x100000>; no-map; }; main_r5fss0_core1_memory_region: r5f-memory@a1100000 { compatible = "shared-dma-pool"; reg = <0x00 0xa1100000 0x00 0xf00000>; no-map; }; main_r5fss1_core0_dma_memory_region: r5f-dma-memory@a2000000 { compatible = "shared-dma-pool"; reg = <0x00 0xa2000000 0x00 0x100000>; no-map; }; main_r5fss1_core0_memory_region: r5f-memory@a2100000 { compatible = "shared-dma-pool"; reg = <0x00 0xa2100000 0x00 0xf00000>; no-map; }; main_r5fss1_core1_dma_memory_region: r5f-dma-memory@a3000000 { compatible = "shared-dma-pool"; reg = <0x00 0xa3000000 0x00 0x100000>; no-map; }; main_r5fss1_core1_memory_region: r5f-memory@a3100000 { compatible = "shared-dma-pool"; reg = <0x00 0xa3100000 0x00 0xf00000>; no-map; }; rtos_ipc_memory_region: ipc-memories@a5000000 { reg = <0x00 0xa5000000 0x00 0x00800000>; alignment = <0x1000>; no-map; }; }; evm_12v0: regulator-0 { /* main DC jack */ compatible = "regulator-fixed"; regulator-name = "evm_12v0"; regulator-min-microvolt = <12000000>; regulator-max-microvolt = <12000000>; regulator-always-on; regulator-boot-on; }; vsys_5v0: regulator-1 { /* output of LM5140 */ compatible = "regulator-fixed"; regulator-name = "vsys_5v0"; regulator-min-microvolt = <5000000>; regulator-max-microvolt = <5000000>; vin-supply = <&evm_12v0>; regulator-always-on; regulator-boot-on; }; vsys_3v3: regulator-2 { /* output of LM5140 */ compatible = "regulator-fixed"; regulator-name = "vsys_3v3"; regulator-min-microvolt = <3300000>; regulator-max-microvolt = <3300000>; vin-supply = <&evm_12v0>; regulator-always-on; regulator-boot-on; }; vdd_mmc1: regulator-3 { /* TPS2051BD */ compatible = "regulator-fixed"; regulator-name = "vdd_mmc1"; regulator-min-microvolt = <3300000>; regulator-max-microvolt = <3300000>; regulator-boot-on; enable-active-high; vin-supply = <&vsys_3v3>; gpio = <&exp1 6 GPIO_ACTIVE_HIGH>; }; vddb: regulator-4 { compatible = "regulator-fixed"; regulator-name = "vddb_3v3_display"; regulator-min-microvolt = <3300000>; regulator-max-microvolt = <3300000>; vin-supply = <&vsys_3v3>; regulator-always-on; regulator-boot-on; }; vtt_supply: regulator-5 { compatible = "regulator-fixed"; regulator-name = "vtt"; pinctrl-names = "default"; pinctrl-0 = <&ddr_vtt_pins_default>; regulator-min-microvolt = <3300000>; regulator-max-microvolt = <3300000>; gpio = <&main_gpio0 12 GPIO_ACTIVE_HIGH>; vin-supply = <&vsys_3v3>; enable-active-high; regulator-always-on; regulator-boot-on; }; leds { compatible = "gpio-leds"; led-0 { label = "am64-evm:red:heartbeat"; gpios = <&exp1 16 GPIO_ACTIVE_HIGH>; linux,default-trigger = "heartbeat"; function = LED_FUNCTION_HEARTBEAT; default-state = "off"; }; }; mdio_mux: mux-controller { compatible = "gpio-mux"; #mux-control-cells = <0>; mux-gpios = <&exp1 12 GPIO_ACTIVE_HIGH>; }; mdio-mux-1 { compatible = "mdio-mux-multiplexer"; mux-controls = <&mdio_mux>; mdio-parent-bus = <&cpsw3g_mdio>; #address-cells = <1>; #size-cells = <0>; mdio@1 { reg = <0x1>; #address-cells = <1>; #size-cells = <0>; cpsw3g_phy3: ethernet-phy@3 { reg = <3>; }; }; }; transceiver1: can-phy0 { compatible = "ti,tcan1042"; #phy-cells = <0>; max-bitrate = <5000000>; standby-gpios = <&exp1 8 GPIO_ACTIVE_HIGH>; }; transceiver2: can-phy1 { compatible = "ti,tcan1042"; #phy-cells = <0>; max-bitrate = <5000000>; standby-gpios = <&exp1 9 GPIO_ACTIVE_HIGH>; }; }; &main_pmx0 { main_mmc1_pins_default: main-mmc1-default-pins { pinctrl-single,pins = < AM64X_IOPAD(0x0294, PIN_INPUT_PULLUP, 0) /* (J19) MMC1_CMD */ AM64X_IOPAD(0x028c, PIN_INPUT_PULLDOWN, 0) /* (L20) MMC1_CLK */ AM64X_IOPAD(0x0288, PIN_INPUT_PULLUP, 0) /* (K21) MMC1_DAT0 */ AM64X_IOPAD(0x0284, PIN_INPUT_PULLUP, 0) /* (L21) MMC1_DAT1 */ AM64X_IOPAD(0x0280, PIN_INPUT_PULLUP, 0) /* (K19) MMC1_DAT2 */ AM64X_IOPAD(0x027c, PIN_INPUT_PULLUP, 0) /* (K18) MMC1_DAT3 */ AM64X_IOPAD(0x0298, PIN_INPUT_PULLUP, 0) /* (D19) MMC1_SDCD */ AM64X_IOPAD(0x029c, PIN_INPUT, 0) /* (C20) MMC1_SDWP */ AM64X_IOPAD(0x0290, PIN_INPUT, 0) /* MMC1_CLKLB */ >; }; main_uart1_pins_default: main-uart1-default-pins { pinctrl-single,pins = < AM64X_IOPAD(0x0248, PIN_INPUT, 0) /* (D16) UART1_CTSn */ AM64X_IOPAD(0x024c, PIN_OUTPUT, 0) /* (E16) UART1_RTSn */ AM64X_IOPAD(0x0240, PIN_INPUT, 0) /* (E15) UART1_RXD */ AM64X_IOPAD(0x0244, PIN_OUTPUT, 0) /* (E14) UART1_TXD */ >; }; main_uart0_pins_default: main-uart0-default-pins { pinctrl-single,pins = < AM64X_IOPAD(0x0238, PIN_INPUT, 0) /* (B16) UART0_CTSn */ AM64X_IOPAD(0x023c, PIN_OUTPUT, 0) /* (A16) UART0_RTSn */ AM64X_IOPAD(0x0230, PIN_INPUT, 0) /* (D15) UART0_RXD */ AM64X_IOPAD(0x0234, PIN_OUTPUT, 0) /* (C16) UART0_TXD */ >; }; main_spi0_pins_default: main-spi0-default-pins { pinctrl-single,pins = < AM64X_IOPAD(0x0210, PIN_INPUT, 0) /* (D13) SPI0_CLK */ AM64X_IOPAD(0x0208, PIN_OUTPUT, 0) /* (D12) SPI0_CS0 */ AM64X_IOPAD(0x0214, PIN_OUTPUT, 0) /* (A13) SPI0_D0 */ AM64X_IOPAD(0x0218, PIN_INPUT, 0) /* (A14) SPI0_D1 */ >; }; main_i2c0_pins_default: main-i2c0-default-pins { pinctrl-single,pins = < AM64X_IOPAD(0x0260, PIN_INPUT_PULLUP, 0) /* (A18) I2C0_SCL */ AM64X_IOPAD(0x0264, PIN_INPUT_PULLUP, 0) /* (B18) I2C0_SDA */ >; }; main_i2c1_pins_default: main-i2c1-default-pins { pinctrl-single,pins = < AM64X_IOPAD(0x0268, PIN_INPUT_PULLUP, 0) /* (C18) I2C1_SCL */ AM64X_IOPAD(0x026c, PIN_INPUT_PULLUP, 0) /* (B19) I2C1_SDA */ >; }; mdio1_pins_default: mdio1-default-pins { pinctrl-single,pins = < AM64X_IOPAD(0x01fc, PIN_OUTPUT, 4) /* (R2) PRG0_PRU1_GPO19.MDIO0_MDC */ AM64X_IOPAD(0x01f8, PIN_INPUT, 4) /* (P5) PRG0_PRU1_GPO18.MDIO0_MDIO */ >; }; rgmii1_pins_default: rgmii1-default-pins { pinctrl-single,pins = < AM64X_IOPAD(0x01cc, PIN_INPUT, 4) /* (W5) PRG0_PRU1_GPO7.RGMII1_RD0 */ AM64X_IOPAD(0x01d4, PIN_INPUT, 4) /* (Y5) PRG0_PRU1_GPO9.RGMII1_RD1 */ AM64X_IOPAD(0x01d8, PIN_INPUT, 4) /* (V6) PRG0_PRU1_GPO10.RGMII1_RD2 */ AM64X_IOPAD(0x01f4, PIN_INPUT, 4) /* (V5) PRG0_PRU1_GPO17.RGMII1_RD3 */ AM64X_IOPAD(0x0188, PIN_INPUT, 4) /* (AA5) PRG0_PRU0_GPO10.RGMII1_RXC */ AM64X_IOPAD(0x0184, PIN_INPUT, 4) /* (W6) PRG0_PRU0_GPO9.RGMII1_RX_CTL */ AM64X_IOPAD(0x0124, PIN_OUTPUT, 4) /* (V15) PRG1_PRU1_GPO7.RGMII1_TD0 */ AM64X_IOPAD(0x012c, PIN_OUTPUT, 4) /* (V14) PRG1_PRU1_GPO9.RGMII1_TD1 */ AM64X_IOPAD(0x0130, PIN_OUTPUT, 4) /* (W14) PRG1_PRU1_GPO10.RGMII1_TD2 */ AM64X_IOPAD(0x014c, PIN_OUTPUT, 4) /* (AA14) PRG1_PRU1_GPO17.RGMII1_TD3 */ AM64X_IOPAD(0x00e0, PIN_OUTPUT, 4) /* (U14) PRG1_PRU0_GPO10.RGMII1_TXC */ AM64X_IOPAD(0x00dc, PIN_OUTPUT, 4) /* (U15) PRG1_PRU0_GPO9.RGMII1_TX_CTL */ >; }; rgmii2_pins_default: rgmii2-default-pins { pinctrl-single,pins = < AM64X_IOPAD(0x0108, PIN_INPUT, 4) /* (W11) PRG1_PRU1_GPO0.RGMII2_RD0 */ AM64X_IOPAD(0x010c, PIN_INPUT, 4) /* (V11) PRG1_PRU1_GPO1.RGMII2_RD1 */ AM64X_IOPAD(0x0110, PIN_INPUT, 4) /* (AA12) PRG1_PRU1_GPO2.RGMII2_RD2 */ AM64X_IOPAD(0x0114, PIN_INPUT, 4) /* (Y12) PRG1_PRU1_GPO3.RGMII2_RD3 */ AM64X_IOPAD(0x0120, PIN_INPUT, 4) /* (U11) PRG1_PRU1_GPO6.RGMII2_RXC */ AM64X_IOPAD(0x0118, PIN_INPUT, 4) /* (W12) PRG1_PRU1_GPO4.RGMII2_RX_CTL */ AM64X_IOPAD(0x0134, PIN_OUTPUT, 4) /* (AA10) PRG1_PRU1_GPO11.RGMII2_TD0 */ AM64X_IOPAD(0x0138, PIN_OUTPUT, 4) /* (V10) PRG1_PRU1_GPO12.RGMII2_TD1 */ AM64X_IOPAD(0x013c, PIN_OUTPUT, 4) /* (U10) PRG1_PRU1_GPO13.RGMII2_TD2 */ AM64X_IOPAD(0x0140, PIN_OUTPUT, 4) /* (AA11) PRG1_PRU1_GPO14.RGMII2_TD3 */ AM64X_IOPAD(0x0148, PIN_OUTPUT, 4) /* (Y10) PRG1_PRU1_GPO16.RGMII2_TXC */ AM64X_IOPAD(0x0144, PIN_OUTPUT, 4) /* (Y11) PRG1_PRU1_GPO15.RGMII2_TX_CTL */ >; }; main_usb0_pins_default: main-usb0-default-pins { pinctrl-single,pins = < AM64X_IOPAD(0x02a8, PIN_OUTPUT, 0) /* (E19) USB0_DRVVBUS */ >; }; ospi0_pins_default: ospi0-default-pins { pinctrl-single,pins = < AM64X_IOPAD(0x0000, PIN_OUTPUT, 0) /* (N20) OSPI0_CLK */ AM64X_IOPAD(0x002c, PIN_OUTPUT, 0) /* (L19) OSPI0_CSn0 */ AM64X_IOPAD(0x000c, PIN_INPUT, 0) /* (M19) OSPI0_D0 */ AM64X_IOPAD(0x0010, PIN_INPUT, 0) /* (M18) OSPI0_D1 */ AM64X_IOPAD(0x0014, PIN_INPUT, 0) /* (M20) OSPI0_D2 */ AM64X_IOPAD(0x0018, PIN_INPUT, 0) /* (M21) OSPI0_D3 */ AM64X_IOPAD(0x001c, PIN_INPUT, 0) /* (P21) OSPI0_D4 */ AM64X_IOPAD(0x0020, PIN_INPUT, 0) /* (P20) OSPI0_D5 */ AM64X_IOPAD(0x0024, PIN_INPUT, 0) /* (N18) OSPI0_D6 */ AM64X_IOPAD(0x0028, PIN_INPUT, 0) /* (M17) OSPI0_D7 */ AM64X_IOPAD(0x0008, PIN_INPUT, 0) /* (N19) OSPI0_DQS */ >; }; main_ecap0_pins_default: main-ecap0-default-pins { pinctrl-single,pins = < AM64X_IOPAD(0x0270, PIN_INPUT, 0) /* (D18) ECAP0_IN_APWM_OUT */ >; }; main_mcan0_pins_default: main-mcan0-default-pins { pinctrl-single,pins = < AM64X_IOPAD(0x0254, PIN_INPUT, 0) /* (B17) MCAN0_RX */ AM64X_IOPAD(0x0250, PIN_OUTPUT, 0) /* (A17) MCAN0_TX */ >; }; main_mcan1_pins_default: main-mcan1-default-pins { pinctrl-single,pins = < AM64X_IOPAD(0x025c, PIN_INPUT, 0) /* (D17) MCAN1_RX */ AM64X_IOPAD(0x0258, PIN_OUTPUT, 0) /* (C17) MCAN1_TX */ >; }; ddr_vtt_pins_default: ddr-vtt-default-pins { pinctrl-single,pins = < AM64X_IOPAD(0x0030, PIN_OUTPUT_PULLUP, 7) /* (L18) OSPI0_CSN1.GPIO0_12 */ >; }; }; &main_uart0 { status = "okay"; pinctrl-names = "default"; pinctrl-0 = <&main_uart0_pins_default>; current-speed = <115200>; }; /* main_uart1 is reserved for firmware usage */ &main_uart1 { status = "reserved"; pinctrl-names = "default"; pinctrl-0 = <&main_uart1_pins_default>; }; &main_i2c0 { status = "okay"; pinctrl-names = "default"; pinctrl-0 = <&main_i2c0_pins_default>; clock-frequency = <400000>; eeprom@50 { /* AT24CM01 */ compatible = "atmel,24c1024"; reg = <0x50>; }; }; &main_i2c1 { status = "okay"; pinctrl-names = "default"; pinctrl-0 = <&main_i2c1_pins_default>; clock-frequency = <400000>; exp1: gpio@22 { compatible = "ti,tca6424"; reg = <0x22>; gpio-controller; #gpio-cells = <2>; gpio-line-names = "GPIO_eMMC_RSTn", "CAN_MUX_SEL", "GPIO_CPSW1_RST", "GPIO_RGMII1_RST", "GPIO_RGMII2_RST", "GPIO_PCIe_RST_OUT", "MMC1_SD_EN", "FSI_FET_SEL", "MCAN0_STB_3V3", "MCAN1_STB_3V3", "CPSW_FET_SEL", "CPSW_FET2_SEL", "PRG1_RGMII2_FET_SEL", "TEST_GPIO2", "GPIO_OLED_RESETn", "VPP_LDO_EN", "TEST_LED1", "TP92", "TP90", "TP88", "TP87", "TP86", "TP89", "TP91"; }; /* osd9616p0899-10 */ display@3c { compatible = "solomon,ssd1306fb-i2c"; reg = <0x3c>; reset-gpios = <&exp1 14 GPIO_ACTIVE_LOW>; vbat-supply = <&vddb>; solomon,height = <16>; solomon,width = <96>; solomon,com-seq; solomon,com-invdir; solomon,page-offset = <0>; solomon,prechargep1 = <2>; solomon,prechargep2 = <13>; }; }; /* mcu_gpio0 is reserved for mcu firmware usage */ &mcu_gpio0 { status = "reserved"; }; &main_spi0 { status = "okay"; pinctrl-names = "default"; pinctrl-0 = <&main_spi0_pins_default>; ti,pindir-d0-out-d1-in; eeprom@0 { compatible = "microchip,93lc46b"; reg = <0>; spi-max-frequency = <1000000>; spi-cs-high; data-size = <16>; }; }; &sdhci0 { /* emmc */ bus-width = <8>; non-removable; ti,driver-strength-ohm = <50>; disable-wp; }; &sdhci1 { /* SD/MMC */ vmmc-supply = <&vdd_mmc1>; pinctrl-names = "default"; bus-width = <4>; pinctrl-0 = <&main_mmc1_pins_default>; ti,driver-strength-ohm = <50>; disable-wp; }; &usbss0 { ti,vbus-divider; ti,usb2-only; }; &usb0 { dr_mode = "otg"; maximum-speed = "high-speed"; pinctrl-names = "default"; pinctrl-0 = <&main_usb0_pins_default>; }; &cpsw3g { pinctrl-names = "default"; pinctrl-0 = <&rgmii1_pins_default>, <&rgmii2_pins_default>; }; &cpsw_port1 { phy-mode = "rgmii-rxid"; phy-handle = <&cpsw3g_phy0>; }; &cpsw_port2 { phy-mode = "rgmii-rxid"; phy-handle = <&cpsw3g_phy3>; }; &cpsw3g_mdio { status = "okay"; pinctrl-names = "default"; pinctrl-0 = <&mdio1_pins_default>; cpsw3g_phy0: ethernet-phy@0 { reg = <0>; ti,rx-internal-delay = ; ti,fifo-depth = ; }; }; &tscadc0 { /* ADC is reserved for R5 usage */ status = "reserved"; }; &ospi0 { pinctrl-names = "default"; pinctrl-0 = <&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>; partitions { compatible = "fixed-partitions"; #address-cells = <1>; #size-cells = <1>; partition@0 { label = "ospi.tiboot3"; reg = <0x0 0x100000>; }; partition@100000 { label = "ospi.tispl"; reg = <0x100000 0x200000>; }; partition@300000 { label = "ospi.u-boot"; reg = <0x300000 0x400000>; }; partition@700000 { label = "ospi.env"; reg = <0x700000 0x40000>; }; partition@740000 { label = "ospi.env.backup"; reg = <0x740000 0x40000>; }; partition@800000 { label = "ospi.rootfs"; reg = <0x800000 0x37c0000>; }; partition@3fc0000 { label = "ospi.phypattern"; reg = <0x3fc0000 0x40000>; }; }; }; }; &mailbox0_cluster2 { status = "okay"; mbox_main_r5fss0_core0: mbox-main-r5fss0-core0 { ti,mbox-rx = <0 0 2>; ti,mbox-tx = <1 0 2>; }; mbox_main_r5fss0_core1: mbox-main-r5fss0-core1 { ti,mbox-rx = <2 0 2>; ti,mbox-tx = <3 0 2>; }; }; &mailbox0_cluster4 { status = "okay"; mbox_main_r5fss1_core0: mbox-main-r5fss1-core0 { ti,mbox-rx = <0 0 2>; ti,mbox-tx = <1 0 2>; }; mbox_main_r5fss1_core1: mbox-main-r5fss1-core1 { ti,mbox-rx = <2 0 2>; ti,mbox-tx = <3 0 2>; }; }; &mailbox0_cluster6 { status = "okay"; mbox_m4_0: mbox-m4-0 { ti,mbox-rx = <0 0 2>; ti,mbox-tx = <1 0 2>; }; }; &main_r5fss0_core0 { mboxes = <&mailbox0_cluster2>, <&mbox_main_r5fss0_core0>; memory-region = <&main_r5fss0_core0_dma_memory_region>, <&main_r5fss0_core0_memory_region>; }; &main_r5fss0_core1 { mboxes = <&mailbox0_cluster2>, <&mbox_main_r5fss0_core1>; memory-region = <&main_r5fss0_core1_dma_memory_region>, <&main_r5fss0_core1_memory_region>; }; &main_r5fss1_core0 { mboxes = <&mailbox0_cluster4>, <&mbox_main_r5fss1_core0>; memory-region = <&main_r5fss1_core0_dma_memory_region>, <&main_r5fss1_core0_memory_region>; }; &main_r5fss1_core1 { mboxes = <&mailbox0_cluster4>, <&mbox_main_r5fss1_core1>; memory-region = <&main_r5fss1_core1_dma_memory_region>, <&main_r5fss1_core1_memory_region>; }; &serdes_ln_ctrl { idle-states = ; }; &serdes0 { serdes0_pcie_link: phy@0 { reg = <0>; cdns,num-lanes = <1>; #phy-cells = <0>; cdns,phy-type = ; resets = <&serdes_wiz0 1>; }; }; &pcie0_rc { status = "okay"; reset-gpios = <&exp1 5 GPIO_ACTIVE_HIGH>; phys = <&serdes0_pcie_link>; phy-names = "pcie-phy"; num-lanes = <1>; }; &pcie0_ep { phys = <&serdes0_pcie_link>; phy-names = "pcie-phy"; num-lanes = <1>; }; &ecap0 { status = "okay"; /* PWM is available on Pin 1 of header J12 */ pinctrl-names = "default"; pinctrl-0 = <&main_ecap0_pins_default>; }; &main_mcan0 { status = "okay"; pinctrl-names = "default"; pinctrl-0 = <&main_mcan0_pins_default>; phys = <&transceiver1>; }; &main_mcan1 { status = "okay"; pinctrl-names = "default"; pinctrl-0 = <&main_mcan1_pins_default>; phys = <&transceiver2>; };