| // 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 <dt-bindings/net/ti-dp83867.h> |
| #include <dt-bindings/phy/phy-cadence.h> |
| #include <dt-bindings/phy/phy.h> |
| |
| / { |
| 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 = <DP83867_RGMIIDCTL_2_00_NS>; |
| ti,fifo-depth = <DP83867_PHYCR_FIFO_DEPTH_4_B_NIB>; |
| 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"; |
| }; |
