| // SPDX-License-Identifier: GPL-2.0 |
| /* |
| * Copyright (C) 2022-2023 Texas Instruments Incorporated - https://www.ti.com/ |
| * |
| * Design Files: https://www.ti.com/lit/zip/SPRR466 |
| * TRM: https://www.ti.com/lit/zip/spruj52 |
| */ |
| |
| /dts-v1/; |
| |
| #include <dt-bindings/net/ti-dp83867.h> |
| #include <dt-bindings/gpio/gpio.h> |
| #include "k3-j784s4.dtsi" |
| |
| / { |
| compatible = "ti,am69-sk", "ti,j784s4"; |
| model = "Texas Instruments AM69 SK"; |
| |
| chosen { |
| stdout-path = "serial2:115200n8"; |
| }; |
| |
| aliases { |
| serial0 = &wkup_uart0; |
| serial1 = &mcu_uart0; |
| serial2 = &main_uart8; |
| mmc0 = &main_sdhci0; |
| mmc1 = &main_sdhci1; |
| i2c0 = &wkup_i2c0; |
| i2c3 = &main_i2c0; |
| ethernet0 = &mcu_cpsw_port1; |
| }; |
| |
| memory@80000000 { |
| device_type = "memory"; |
| /* 32G RAM */ |
| reg = <0x00 0x80000000 0x00 0x80000000>, |
| <0x08 0x80000000 0x07 0x80000000>; |
| }; |
| |
| reserved_memory: reserved-memory { |
| #address-cells = <2>; |
| #size-cells = <2>; |
| ranges; |
| |
| secure_ddr: optee@9e800000 { |
| reg = <0x00 0x9e800000 0x00 0x01800000>; |
| no-map; |
| }; |
| }; |
| |
| vusb_main: regulator-vusb-main5v0 { |
| /* USB MAIN INPUT 5V DC */ |
| compatible = "regulator-fixed"; |
| regulator-name = "vusb-main5v0"; |
| regulator-min-microvolt = <5000000>; |
| regulator-max-microvolt = <5000000>; |
| regulator-always-on; |
| regulator-boot-on; |
| }; |
| |
| vsys_5v0: regulator-vsys5v0 { |
| /* Output of LM61460 */ |
| compatible = "regulator-fixed"; |
| regulator-name = "vsys_5v0"; |
| regulator-min-microvolt = <5000000>; |
| regulator-max-microvolt = <5000000>; |
| vin-supply = <&vusb_main>; |
| regulator-always-on; |
| regulator-boot-on; |
| }; |
| |
| vsys_3v3: regulator-vsys3v3 { |
| /* Output of LM5143 */ |
| compatible = "regulator-fixed"; |
| regulator-name = "vsys_3v3"; |
| regulator-min-microvolt = <3300000>; |
| regulator-max-microvolt = <3300000>; |
| vin-supply = <&vusb_main>; |
| regulator-always-on; |
| regulator-boot-on; |
| }; |
| |
| vdd_mmc1: regulator-sd { |
| /* Output of TPS22918 */ |
| 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 2 GPIO_ACTIVE_HIGH>; |
| }; |
| |
| vdd_sd_dv: regulator-tlv71033 { |
| /* Output of TLV71033 */ |
| compatible = "regulator-gpio"; |
| regulator-name = "tlv71033"; |
| pinctrl-names = "default"; |
| pinctrl-0 = <&vdd_sd_dv_pins_default>; |
| regulator-min-microvolt = <1800000>; |
| regulator-max-microvolt = <3300000>; |
| regulator-boot-on; |
| vin-supply = <&vsys_5v0>; |
| gpios = <&main_gpio0 49 GPIO_ACTIVE_HIGH>; |
| states = <1800000 0x0>, |
| <3300000 0x1>; |
| }; |
| }; |
| |
| &main_pmx0 { |
| bootph-all; |
| main_uart8_pins_default: main-uart8-default-pins { |
| bootph-all; |
| pinctrl-single,pins = < |
| J784S4_IOPAD(0x0d0, PIN_INPUT, 11) /* (AP38) SPI0_CS1.UART8_RXD */ |
| J784S4_IOPAD(0x0d4, PIN_OUTPUT, 11) /* (AN38) SPI0_CLK.UART8_TXD */ |
| >; |
| }; |
| |
| main_i2c0_pins_default: main-i2c0-default-pins { |
| pinctrl-single,pins = < |
| J784S4_IOPAD(0x0e0, PIN_INPUT_PULLUP, 0) /* (AN36) I2C0_SCL */ |
| J784S4_IOPAD(0x0e4, PIN_INPUT_PULLUP, 0) /* (AP37) I2C0_SDA */ |
| >; |
| }; |
| |
| main_mmc1_pins_default: main-mmc1-default-pins { |
| bootph-all; |
| pinctrl-single,pins = < |
| J784S4_IOPAD(0x104, PIN_INPUT, 0) /* (AB38) MMC1_CLK */ |
| J784S4_IOPAD(0x108, PIN_INPUT, 0) /* (AB36) MMC1_CMD */ |
| J784S4_IOPAD(0x100, PIN_INPUT, 0) /* (No Pin) MMC1_CLKLB */ |
| J784S4_IOPAD(0x0fc, PIN_INPUT, 0) /* (AA33) MMC1_DAT0 */ |
| J784S4_IOPAD(0x0f8, PIN_INPUT, 0) /* (AB34) MMC1_DAT1 */ |
| J784S4_IOPAD(0x0f4, PIN_INPUT, 0) /* (AA32) MMC1_DAT2 */ |
| J784S4_IOPAD(0x0f0, PIN_INPUT, 0) /* (AC38) MMC1_DAT3 */ |
| J784S4_IOPAD(0x0e8, PIN_INPUT, 8) /* (AR38) TIMER_IO0.MMC1_SDCD */ |
| >; |
| }; |
| |
| vdd_sd_dv_pins_default: vdd-sd-dv-default-pins { |
| pinctrl-single,pins = < |
| J784S4_IOPAD(0x0C4, PIN_INPUT, 7) /* (AD36) ECAP0_IN_APWM_OUT.GPIO0_49 */ |
| >; |
| }; |
| |
| rpi_header_gpio0_pins_default: rpi-header-gpio0-default-pins { |
| pinctrl-single,pins = < |
| J784S4_IOPAD(0x0BC, PIN_INPUT, 7) /* (AD33) MCASP1_AFSX.GPIO0_47 */ |
| J784S4_IOPAD(0x06C, PIN_INPUT, 7) /* (AJ37) MCASP4_AFSX.GPIO0_27 */ |
| J784S4_IOPAD(0x0B4, PIN_INPUT, 7) /* (AL34) MCASP1_AXR4.GPIO0_45 */ |
| J784S4_IOPAD(0x0C0, PIN_INPUT, 7) /* (AD38) MCASP1_AXR0.GPIO0_48 */ |
| J784S4_IOPAD(0x00C, PIN_INPUT, 7) /* (AF33) MCAN13_TX.GPIO0_3 */ |
| J784S4_IOPAD(0x0B8, PIN_INPUT, 7) /* (AC34) MCASP1_ACLKX.GPIO0_46 */ |
| J784S4_IOPAD(0x090, PIN_INPUT, 7) /* (AC35) MCASP0_AXR8.GPIO0_36 */ |
| J784S4_IOPAD(0x0A8, PIN_INPUT, 7) /* (AF34) MCASP0_AXR14.GPIO0_42 */ |
| J784S4_IOPAD(0x0A4, PIN_INPUT, 7) /* (AJ36) MCASP0_AXR13.GPIO0_41 */ |
| J784S4_IOPAD(0x034, PIN_INPUT, 7) /* (AJ34) PMIC_WAKE0n.GPIO0_13 */ |
| J784S4_IOPAD(0x0CC, PIN_INPUT, 7) /* (AM37) SPI0_CS0.GPIO0_51 */ |
| J784S4_IOPAD(0x08C, PIN_INPUT, 7) /* (AE35) MCASP0_AXR7.GPIO0_35 */ |
| J784S4_IOPAD(0x008, PIN_INPUT, 7) /* (AJ33) MCAN12_RX.GPIO0_2 */ |
| J784S4_IOPAD(0x004, PIN_INPUT, 7) /* (AG36) MCAN12_TX.GPIO0_1 */ |
| >; |
| }; |
| }; |
| |
| &wkup_pmx2 { |
| bootph-all; |
| wkup_uart0_pins_default: wkup-uart0-default-pins { |
| bootph-all; |
| pinctrl-single,pins = < |
| J721S2_WKUP_IOPAD(0x070, PIN_INPUT, 0) /* (L37) WKUP_GPIO0_6.WKUP_UART0_CTSn */ |
| J721S2_WKUP_IOPAD(0x074, PIN_INPUT, 0) /* (L36) WKUP_GPIO0_7.WKUP_UART0_RTSn */ |
| J721S2_WKUP_IOPAD(0x048, PIN_INPUT, 0) /* (K35) WKUP_UART0_RXD */ |
| J721S2_WKUP_IOPAD(0x04c, PIN_INPUT, 0) /* (K34) WKUP_UART0_TXD */ |
| >; |
| }; |
| |
| wkup_i2c0_pins_default: wkup-i2c0-default-pins { |
| bootph-all; |
| pinctrl-single,pins = < |
| J721S2_WKUP_IOPAD(0x98, PIN_INPUT, 0) /* (N33) WKUP_I2C0_SCL */ |
| J721S2_WKUP_IOPAD(0x9c, PIN_INPUT, 0) /* (N35) WKUP_I2C0_SDA */ |
| >; |
| }; |
| |
| mcu_uart0_pins_default: mcu-uart0-default-pins { |
| bootph-all; |
| pinctrl-single,pins = < |
| J784S4_WKUP_IOPAD(0x08c, PIN_INPUT, 0) /* (K38) WKUP_GPIO0_13.MCU_UART0_RXD */ |
| J784S4_WKUP_IOPAD(0x088, PIN_OUTPUT, 0) /* (J37) WKUP_GPIO0_12.MCU_UART0_TXD */ |
| >; |
| }; |
| |
| mcu_i2c0_pins_default: mcu-i2c0-default-pins { |
| pinctrl-single,pins = < |
| J784S4_WKUP_IOPAD(0x0a0, PIN_INPUT_PULLUP, 0) /* (M35) MCU_I2C0_SCL */ |
| J784S4_WKUP_IOPAD(0x0a4, PIN_INPUT_PULLUP, 0) /* (G34) MCU_I2C0_SDA */ |
| >; |
| }; |
| |
| mcu_cpsw_pins_default: mcu-cpsw-default-pins { |
| pinctrl-single,pins = < |
| J784S4_WKUP_IOPAD(0x02c, PIN_INPUT, 0) /* (A35) MCU_RGMII1_RD0 */ |
| J784S4_WKUP_IOPAD(0x028, PIN_INPUT, 0) /* (B36) MCU_RGMII1_RD1 */ |
| J784S4_WKUP_IOPAD(0x024, PIN_INPUT, 0) /* (C36) MCU_RGMII1_RD2 */ |
| J784S4_WKUP_IOPAD(0x020, PIN_INPUT, 0) /* (D36) MCU_RGMII1_RD3 */ |
| J784S4_WKUP_IOPAD(0x01c, PIN_INPUT, 0) /* (B37) MCU_RGMII1_RXC */ |
| J784S4_WKUP_IOPAD(0x004, PIN_INPUT, 0) /* (C37) MCU_RGMII1_RX_CTL */ |
| J784S4_WKUP_IOPAD(0x014, PIN_OUTPUT, 0) /* (D37) MCU_RGMII1_TD0 */ |
| J784S4_WKUP_IOPAD(0x010, PIN_OUTPUT, 0) /* (D38) MCU_RGMII1_TD1 */ |
| J784S4_WKUP_IOPAD(0x00c, PIN_OUTPUT, 0) /* (E37) MCU_RGMII1_TD2 */ |
| J784S4_WKUP_IOPAD(0x008, PIN_OUTPUT, 0) /* (E38) MCU_RGMII1_TD3 */ |
| J784S4_WKUP_IOPAD(0x018, PIN_OUTPUT, 0) /* (E36) MCU_RGMII1_TXC */ |
| J784S4_WKUP_IOPAD(0x000, PIN_OUTPUT, 0) /* (C38) MCU_RGMII1_TX_CTL */ |
| >; |
| }; |
| |
| mcu_mdio_pins_default: mcu-mdio-default-pins { |
| pinctrl-single,pins = < |
| J784S4_WKUP_IOPAD(0x034, PIN_OUTPUT, 0) /* (A36) MCU_MDIO0_MDC */ |
| J784S4_WKUP_IOPAD(0x030, PIN_INPUT, 0) /* (B35) MCU_MDIO0_MDIO */ |
| >; |
| }; |
| |
| mcu_rpi_hdr1_gpio0_pins_default: mcu-rpi-hdr1-gpio0-default-pins { |
| pinctrl-single,pins = < |
| J784S4_WKUP_IOPAD(0x118, PIN_INPUT, 7) /* (N34) WKUP_GPIO0_66 */ |
| J784S4_WKUP_IOPAD(0x05c, PIN_INPUT, 7) /* (J34) WKUP_GPIO0_1 */ |
| J784S4_WKUP_IOPAD(0x060, PIN_INPUT, 7) /* (J35) WKUP_GPIO0_2 */ |
| J784S4_WKUP_IOPAD(0x058, PIN_INPUT, 7) /* (H38) WKUP_GPIO0_0 */ |
| J784S4_WKUP_IOPAD(0x0b8, PIN_INPUT, 7) /* (M37) WKUP_GPIO0_56 */ |
| J784S4_WKUP_IOPAD(0x114, PIN_INPUT, 7) /* (M36) WKUP_GPIO0_57 */ |
| J784S4_WKUP_IOPAD(0x094, PIN_INPUT, 7) /* (K37) WKUP_GPIO0_15 */ |
| J784S4_WKUP_IOPAD(0x064, PIN_INPUT, 7) /* (J36) WKUP_GPIO0_3 */ |
| J784S4_WKUP_IOPAD(0x11c, PIN_INPUT, 7) /* (M34) WKUP_GPIO0_67 */ |
| >; |
| }; |
| }; |
| |
| &wkup_pmx3 { |
| mcu_rpi_hdr2_gpio0_pins_default: mcu-rpi-hdr2-gpio0-default-pins { |
| pinctrl-single,pins = < |
| J784S4_WKUP_IOPAD(0x0, PIN_INPUT, 7) /* (M33) WKUP_GPIO0_49 */ |
| >; |
| }; |
| }; |
| |
| &wkup_uart0 { |
| /* Firmware usage */ |
| status = "reserved"; |
| pinctrl-names = "default"; |
| pinctrl-0 = <&wkup_uart0_pins_default>; |
| }; |
| |
| &wkup_i2c0 { |
| bootph-all; |
| status = "okay"; |
| pinctrl-names = "default"; |
| pinctrl-0 = <&wkup_i2c0_pins_default>; |
| clock-frequency = <400000>; |
| |
| eeprom@51 { |
| /* AT24C512C-MAHM-T */ |
| compatible = "atmel,24c512"; |
| reg = <0x51>; |
| }; |
| }; |
| |
| &wkup_gpio0 { |
| status = "okay"; |
| pinctrl-names = "default"; |
| pinctrl-0 = <&mcu_rpi_hdr1_gpio0_pins_default>, <&mcu_rpi_hdr2_gpio0_pins_default>; |
| }; |
| |
| &mcu_uart0 { |
| bootph-all; |
| status = "okay"; |
| pinctrl-names = "default"; |
| pinctrl-0 = <&mcu_uart0_pins_default>; |
| }; |
| |
| &mcu_i2c0 { |
| status = "okay"; |
| pinctrl-names = "default"; |
| pinctrl-0 = <&mcu_i2c0_pins_default>; |
| clock-frequency = <400000>; |
| }; |
| |
| &main_uart8 { |
| bootph-all; |
| status = "okay"; |
| pinctrl-names = "default"; |
| pinctrl-0 = <&main_uart8_pins_default>; |
| }; |
| |
| &main_i2c0 { |
| status = "okay"; |
| pinctrl-names = "default"; |
| pinctrl-0 = <&main_i2c0_pins_default>; |
| clock-frequency = <400000>; |
| |
| exp1: gpio@21 { |
| compatible = "ti,tca6416"; |
| reg = <0x21>; |
| gpio-controller; |
| #gpio-cells = <2>; |
| gpio-line-names = "BOARDID_EEPROM_WP", "CAN_STB", "GPIO_uSD_PWR_EN", |
| "IO_EXP_MCU_RGMII_RST#", "IO_EXP_PCIe0_4L_PERST#", |
| "IO_EXP_PCIe1_M.2_RTSz", "IO_EXP_PCIe3_M.2_RTSz", |
| "PM_INA_BUS_EN", "ENET1_EXP_PWRDN", "EXP1_ENET_RSTz", |
| "ENET1_I2CMUX_SEL", "PCIe0_CLKREQ#", "PCIe1_M.2_CLKREQ#", |
| "PCIe3_M2_CLKREQ#", "PCIe0_PRSNT2#_1", "PCIe0_PRSNT2#_2"; |
| }; |
| }; |
| |
| &main_sdhci0 { |
| bootph-all; |
| /* eMMC */ |
| status = "okay"; |
| non-removable; |
| ti,driver-strength-ohm = <50>; |
| disable-wp; |
| }; |
| |
| &main_sdhci1 { |
| bootph-all; |
| /* SD card */ |
| status = "okay"; |
| pinctrl-0 = <&main_mmc1_pins_default>; |
| pinctrl-names = "default"; |
| disable-wp; |
| vmmc-supply = <&vdd_mmc1>; |
| vqmmc-supply = <&vdd_sd_dv>; |
| }; |
| |
| &main_gpio0 { |
| status = "okay"; |
| pinctrl-names = "default"; |
| pinctrl-0 = <&rpi_header_gpio0_pins_default>; |
| }; |
| |
| &mcu_cpsw { |
| status = "okay"; |
| pinctrl-names = "default"; |
| pinctrl-0 = <&mcu_cpsw_pins_default>, <&mcu_mdio_pins_default>; |
| }; |
| |
| &davinci_mdio { |
| mcu_phy0: ethernet-phy@0 { |
| reg = <0>; |
| ti,rx-internal-delay = <DP83867_RGMIIDCTL_2_00_NS>; |
| ti,fifo-depth = <DP83867_PHYCR_FIFO_DEPTH_4_B_NIB>; |
| ti,min-output-impedance; |
| }; |
| }; |
| |
| &mcu_cpsw_port1 { |
| status = "okay"; |
| phy-mode = "rgmii-rxid"; |
| phy-handle = <&mcu_phy0>; |
| }; |
