// SPDX-License-Identifier: GPL-2.0 /* * Copyright (C) 2022 Texas Instruments Incorporated - https://www.ti.com/ * * Base Board: **Yet to Add** */ /dts-v1/; #include "k3-am68-sk-som.dtsi" #include #include #include / { compatible = "ti,am68-sk", "ti,j721s2"; model = "Texas Instruments AM68 SK"; chosen { stdout-path = "serial2:115200n8"; bootargs = "console=ttyS2,115200n8 earlycon=ns16550a,mmio32,0x2880000"; }; aliases { serial2 = &main_uart8; mmc1 = &main_sdhci1; }; vusb_main: fixedregulator-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_3v3: fixedregulator-vsys3v3 { /* Output of LM5141 */ 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: fixedregulator-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 10 GPIO_ACTIVE_HIGH>; }; vdd_sd_dv: gpio-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_3v3>; gpios = <&main_gpio0 49 GPIO_ACTIVE_HIGH>; states = <1800000 0x0>, <3300000 0x1>; }; }; &main_pmx0 { main_uart8_pins_default: main-uart8-pins-default { pinctrl-single,pins = < J721S2_IOPAD(0x040, PIN_INPUT, 14) /* (AC28) MCASP0_AXR0.UART8_CTSn */ J721S2_IOPAD(0x044, PIN_OUTPUT, 14) /* (Y26) MCASP0_AXR1.UART8_RTSn */ J721S2_IOPAD(0x0d0, PIN_INPUT, 11) /* (AF26) SPI0_CS1.UART8_RXD */ J721S2_IOPAD(0x0d4, PIN_OUTPUT, 11) /* (AH27) SPI0_CLK.UART8_TXD */ >; }; main_i2c0_pins_default: i2c0-pins-default { pinctrl-single,pins = < J721S2_IOPAD(0x0e0, PIN_INPUT_PULLUP, 0) /* (AH25) I2C0_SCL */ J721S2_IOPAD(0x0e4, PIN_INPUT_PULLUP, 0) /* (AE24) I2C0_SDA */ >; }; main_mmc1_pins_default: main-mmc1-pins-default { pinctrl-single,pins = < J721S2_IOPAD(0x104, PIN_INPUT, 0) /* (P23) MMC1_CLK */ J721S2_IOPAD(0x108, PIN_INPUT, 0) /* (N24) MMC1_CMD */ J721S2_IOPAD(0x100, PIN_INPUT, 0) /* (###) MMC1_CLKLB */ J721S2_IOPAD(0x0fc, PIN_INPUT, 0) /* (M23) MMC1_DAT0 */ J721S2_IOPAD(0x0f8, PIN_INPUT, 0) /* (P24) MMC1_DAT1 */ J721S2_IOPAD(0x0f4, PIN_INPUT, 0) /* (R24) MMC1_DAT2 */ J721S2_IOPAD(0x0f0, PIN_INPUT, 0) /* (R22) MMC1_DAT3 */ J721S2_IOPAD(0x0e8, PIN_INPUT, 8) /* (AE25) TIMER_IO0.MMC1_SDCD */ >; }; vdd_sd_dv_pins_default: vdd-sd-dv-pins-default { pinctrl-single,pins = < J721S2_IOPAD(0x0c4, PIN_INPUT, 7) /* (AB26) ECAP0_IN_APWM_OUT.GPIO0_49 */ >; }; }; &wkup_pmx0 { mcu_cpsw_pins_default: mcu-cpsw-pins-default { pinctrl-single,pins = < J721S2_WKUP_IOPAD(0x094, PIN_INPUT, 0) /* (B22) MCU_RGMII1_RD0 */ J721S2_WKUP_IOPAD(0x090, PIN_INPUT, 0) /* (B21) MCU_RGMII1_RD1 */ J721S2_WKUP_IOPAD(0x08c, PIN_INPUT, 0) /* (C22) MCU_RGMII1_RD2 */ J721S2_WKUP_IOPAD(0x088, PIN_INPUT, 0) /* (D23) MCU_RGMII1_RD3 */ J721S2_WKUP_IOPAD(0x084, PIN_INPUT, 0) /* (D22) MCU_RGMII1_RXC */ J721S2_WKUP_IOPAD(0x06c, PIN_INPUT, 0) /* (E23) MCU_RGMII1_RX_CTL */ J721S2_WKUP_IOPAD(0x07c, PIN_OUTPUT, 0) /* (F23) MCU_RGMII1_TD0 */ J721S2_WKUP_IOPAD(0x078, PIN_OUTPUT, 0) /* (G22) MCU_RGMII1_TD1 */ J721S2_WKUP_IOPAD(0x074, PIN_OUTPUT, 0) /* (E21) MCU_RGMII1_TD2 */ J721S2_WKUP_IOPAD(0x070, PIN_OUTPUT, 0) /* (E22) MCU_RGMII1_TD3 */ J721S2_WKUP_IOPAD(0x080, PIN_OUTPUT, 0) /* (F21) MCU_RGMII1_TXC */ J721S2_WKUP_IOPAD(0x068, PIN_OUTPUT, 0) /* (F22) MCU_RGMII1_TX_CTL */ >; }; mcu_mdio_pins_default: mcu-mdio-pins-default { pinctrl-single,pins = < J721S2_WKUP_IOPAD(0x09c, PIN_OUTPUT, 0) /* (A21) MCU_MDIO0_MDC */ J721S2_WKUP_IOPAD(0x098, PIN_INPUT, 0) /* (A22) MCU_MDIO0_MDIO */ >; }; }; &main_gpio2 { status = "disabled"; }; &main_gpio4 { status = "disabled"; }; &main_gpio6 { status = "disabled"; }; &wkup_gpio1 { status = "disabled"; }; &wkup_uart0 { status = "reserved"; }; &main_uart0 { status = "disabled"; }; &main_uart1 { status = "disabled"; }; &main_uart2 { status = "disabled"; }; &main_uart3 { status = "disabled"; }; &main_uart4 { status = "disabled"; }; &main_uart5 { status = "disabled"; }; &main_uart6 { status = "disabled"; }; &main_uart7 { status = "disabled"; }; &main_uart8 { pinctrl-names = "default"; pinctrl-0 = <&main_uart8_pins_default>; /* Shared with TFA on this platform */ power-domains = <&k3_pds 357 TI_SCI_PD_SHARED>; }; &main_uart9 { status = "disabled"; }; &main_i2c0 { 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 = "CSI_VIO_SEL", "CSI_SEL_FPC_EXPN", "HDMI_PDN", "HDMI_LS_OE", "DP0_3V3_EN", "BOARDID_EEPROM_WP", "CAN_STB", "","GPIO_uSD_PWR_EN", "EDP_ENABLE", "IO_EXP_PCIE1_M2_RSTZ", "IO_EXP_MCU_RGMII_RSTZ", "IO_EXP_CSI1_EXP_RSTZ", "","CSI0_B_GPIO1", "CSI1_B_GPIO1"; }; }; &main_i2c1 { status = "disabled"; }; &main_i2c2 { status = "disabled"; }; &main_i2c3 { status = "disabled"; }; &main_i2c4 { status = "disabled"; }; &main_i2c5 { status = "disabled"; }; &main_i2c6 { status = "disabled"; }; &main_sdhci0 { status = "disabled"; }; &main_sdhci1 { /* SD card */ pinctrl-0 = <&main_mmc1_pins_default>; pinctrl-names = "default"; disable-wp; vmmc-supply = <&vdd_mmc1>; vqmmc-supply = <&vdd_sd_dv>; }; &mcu_cpsw { pinctrl-names = "default"; pinctrl-0 = <&mcu_cpsw_pins_default &mcu_mdio_pins_default>; }; &davinci_mdio { phy0: ethernet-phy@0 { reg = <0>; ti,rx-internal-delay = ; ti,fifo-depth = ; ti,min-output-impedance; }; }; &cpsw_port1 { phy-mode = "rgmii-rxid"; phy-handle = <&phy0>; }; &mcu_mcan0 { status = "disabled"; }; &mcu_mcan1 { status = "disabled"; }; &main_mcan0 { status = "disabled"; }; &main_mcan1 { status = "disabled"; }; &main_mcan2 { status = "disabled"; }; &main_mcan3 { status = "disabled"; }; &main_mcan4 { status = "disabled"; }; &main_mcan5 { status = "disabled"; }; &main_mcan6 { status = "disabled"; }; &main_mcan7 { status = "disabled"; }; &main_mcan8 { status = "disabled"; }; &main_mcan9 { status = "disabled"; }; &main_mcan10 { status = "disabled"; }; &main_mcan11 { status = "disabled"; }; &main_mcan12 { status = "disabled"; }; &main_mcan13 { status = "disabled"; }; &main_mcan14 { status = "disabled"; }; &main_mcan15 { status = "disabled"; }; &main_mcan17 { status = "disabled"; };