| // SPDX-License-Identifier: GPL-2.0 |
| /* |
| * Copyright (C) 2020 Texas Instruments Incorporated - https://www.ti.com/ |
| */ |
| |
| /dts-v1/; |
| |
| #include "k3-j7200-som-p0.dtsi" |
| #include <dt-bindings/gpio/gpio.h> |
| #include <dt-bindings/net/ti-dp83867.h> |
| #include <dt-bindings/mux/ti-serdes.h> |
| #include <dt-bindings/phy/phy.h> |
| |
| / { |
| chosen { |
| stdout-path = "serial2:115200n8"; |
| bootargs = "console=ttyS2,115200n8 earlycon=ns16550a,mmio32,0x02800000"; |
| }; |
| |
| evm_12v0: fixedregulator-evm12v0 { |
| /* main supply */ |
| compatible = "regulator-fixed"; |
| regulator-name = "evm_12v0"; |
| regulator-min-microvolt = <12000000>; |
| regulator-max-microvolt = <12000000>; |
| regulator-always-on; |
| regulator-boot-on; |
| }; |
| |
| vsys_3v3: fixedregulator-vsys3v3 { |
| /* 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; |
| }; |
| |
| vsys_5v0: fixedregulator-vsys5v0 { |
| /* 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; |
| }; |
| |
| 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 = <&exp2 2 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_5v0>; |
| gpios = <&main_gpio0 55 GPIO_ACTIVE_HIGH>; |
| states = <1800000 0x0>, |
| <3300000 0x1>; |
| }; |
| }; |
| |
| &wkup_pmx0 { |
| mcu_cpsw_pins_default: mcu-cpsw-pins-default { |
| pinctrl-single,pins = < |
| J721E_WKUP_IOPAD(0x0068, PIN_OUTPUT, 0) /* MCU_RGMII1_TX_CTL */ |
| J721E_WKUP_IOPAD(0x006c, PIN_INPUT, 0) /* MCU_RGMII1_RX_CTL */ |
| J721E_WKUP_IOPAD(0x0070, PIN_OUTPUT, 0) /* MCU_RGMII1_TD3 */ |
| J721E_WKUP_IOPAD(0x0074, PIN_OUTPUT, 0) /* MCU_RGMII1_TD2 */ |
| J721E_WKUP_IOPAD(0x0078, PIN_OUTPUT, 0) /* MCU_RGMII1_TD1 */ |
| J721E_WKUP_IOPAD(0x007c, PIN_OUTPUT, 0) /* MCU_RGMII1_TD0 */ |
| J721E_WKUP_IOPAD(0x0088, PIN_INPUT, 0) /* MCU_RGMII1_RD3 */ |
| J721E_WKUP_IOPAD(0x008c, PIN_INPUT, 0) /* MCU_RGMII1_RD2 */ |
| J721E_WKUP_IOPAD(0x0090, PIN_INPUT, 0) /* MCU_RGMII1_RD1 */ |
| J721E_WKUP_IOPAD(0x0094, PIN_INPUT, 0) /* MCU_RGMII1_RD0 */ |
| J721E_WKUP_IOPAD(0x0080, PIN_OUTPUT, 0) /* MCU_RGMII1_TXC */ |
| J721E_WKUP_IOPAD(0x0084, PIN_INPUT, 0) /* MCU_RGMII1_RXC */ |
| >; |
| }; |
| |
| mcu_mdio_pins_default: mcu-mdio1-pins-default { |
| pinctrl-single,pins = < |
| J721E_WKUP_IOPAD(0x009c, PIN_OUTPUT, 0) /* (L1) MCU_MDIO0_MDC */ |
| J721E_WKUP_IOPAD(0x0098, PIN_INPUT, 0) /* (L4) MCU_MDIO0_MDIO */ |
| >; |
| }; |
| }; |
| |
| &main_pmx0 { |
| main_i2c0_pins_default: main-i2c0-pins-default { |
| pinctrl-single,pins = < |
| J721E_IOPAD(0xd4, PIN_INPUT_PULLUP, 0) /* (V3) I2C0_SCL */ |
| J721E_IOPAD(0xd8, PIN_INPUT_PULLUP, 0) /* (W2) I2C0_SDA */ |
| >; |
| }; |
| |
| main_i2c1_pins_default: main-i2c1-pins-default { |
| pinctrl-single,pins = < |
| J721E_IOPAD(0xdc, PIN_INPUT_PULLUP, 3) /* (U3) ECAP0_IN_APWM_OUT.I2C1_SCL */ |
| J721E_IOPAD(0xe0, PIN_INPUT_PULLUP, 3) /* (T3) EXT_REFCLK1.I2C1_SDA */ |
| >; |
| }; |
| |
| main_mmc1_pins_default: main-mmc1-pins-default { |
| pinctrl-single,pins = < |
| J721E_IOPAD(0x104, PIN_INPUT, 0) /* (M20) MMC1_CMD */ |
| J721E_IOPAD(0x100, PIN_INPUT, 0) /* (P21) MMC1_CLK */ |
| J721E_IOPAD(0xfc, PIN_INPUT, 0) /* (P25) MMC1_CLKLB */ |
| J721E_IOPAD(0xf8, PIN_INPUT, 0) /* (M19) MMC1_DAT0 */ |
| J721E_IOPAD(0xf4, PIN_INPUT, 0) /* (N21) MMC1_DAT1 */ |
| J721E_IOPAD(0xf0, PIN_INPUT, 0) /* (N20) MMC1_DAT2 */ |
| J721E_IOPAD(0xec, PIN_INPUT, 0) /* (N19) MMC1_DAT3 */ |
| J721E_IOPAD(0xe4, PIN_INPUT, 8) /* (V1) TIMER_IO0.MMC1_SDCD */ |
| >; |
| }; |
| |
| main_usbss0_pins_default: main-usbss0-pins-default { |
| pinctrl-single,pins = < |
| J721E_IOPAD(0x120, PIN_OUTPUT, 0) /* (T4) USB0_DRVVBUS */ |
| >; |
| }; |
| |
| vdd_sd_dv_pins_default: vdd-sd-dv-pins-default { |
| pinctrl-single,pins = < |
| J721E_IOPAD(0xd0, PIN_OUTPUT, 7) /* (T5) SPI0_D1.GPIO0_55 */ |
| >; |
| }; |
| }; |
| |
| &wkup_uart0 { |
| /* Wakeup UART is used by System firmware */ |
| status = "reserved"; |
| }; |
| |
| &main_uart0 { |
| /* Shared with ATF on this platform */ |
| power-domains = <&k3_pds 146 TI_SCI_PD_SHARED>; |
| }; |
| |
| &main_uart2 { |
| /* MAIN UART 2 is used by R5F firmware */ |
| status = "reserved"; |
| }; |
| |
| &main_uart3 { |
| /* UART not brought out */ |
| status = "disabled"; |
| }; |
| |
| &main_uart4 { |
| /* UART not brought out */ |
| status = "disabled"; |
| }; |
| |
| &main_uart5 { |
| /* UART not brought out */ |
| status = "disabled"; |
| }; |
| |
| &main_uart6 { |
| /* UART not brought out */ |
| status = "disabled"; |
| }; |
| |
| &main_uart7 { |
| /* UART not brought out */ |
| status = "disabled"; |
| }; |
| |
| &main_uart8 { |
| /* UART not brought out */ |
| status = "disabled"; |
| }; |
| |
| &main_uart9 { |
| /* UART not brought out */ |
| status = "disabled"; |
| }; |
| |
| &main_gpio2 { |
| status = "disabled"; |
| }; |
| |
| &main_gpio4 { |
| status = "disabled"; |
| }; |
| |
| &main_gpio6 { |
| status = "disabled"; |
| }; |
| |
| &wkup_gpio1 { |
| status = "disabled"; |
| }; |
| |
| &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>; |
| }; |
| }; |
| |
| &cpsw_port1 { |
| phy-mode = "rgmii-rxid"; |
| phy-handle = <&phy0>; |
| }; |
| |
| &main_i2c0 { |
| pinctrl-names = "default"; |
| pinctrl-0 = <&main_i2c0_pins_default>; |
| clock-frequency = <400000>; |
| |
| exp1: gpio@20 { |
| compatible = "ti,tca6416"; |
| reg = <0x20>; |
| gpio-controller; |
| #gpio-cells = <2>; |
| }; |
| |
| exp2: gpio@22 { |
| compatible = "ti,tca6424"; |
| reg = <0x22>; |
| gpio-controller; |
| #gpio-cells = <2>; |
| }; |
| }; |
| |
| /* |
| * The j7200 CPB board is identical to the CPB used for J721E, the SOMs can be |
| * swapped on the CPB. |
| * |
| * main_i2c1 of J7200 is connected to the CPB i2c bus labeled as i2c3. |
| * The i2c1 of the CPB (as it is labeled) is not connected to j7200. |
| */ |
| &main_i2c1 { |
| pinctrl-names = "default"; |
| pinctrl-0 = <&main_i2c1_pins_default>; |
| clock-frequency = <400000>; |
| |
| exp3: gpio@20 { |
| compatible = "ti,tca6408"; |
| reg = <0x20>; |
| gpio-controller; |
| #gpio-cells = <2>; |
| gpio-line-names = "CODEC_RSTz", "CODEC_SPARE1", "UB926_RESETn", |
| "UB926_LOCK", "UB926_PWR_SW_CNTRL", |
| "UB926_TUNER_RESET", "UB926_GPIO_SPARE", ""; |
| }; |
| }; |
| |
| &main_sdhci0 { |
| /* eMMC */ |
| non-removable; |
| ti,driver-strength-ohm = <50>; |
| disable-wp; |
| }; |
| |
| &main_sdhci1 { |
| /* SD card */ |
| pinctrl-0 = <&main_mmc1_pins_default>; |
| pinctrl-names = "default"; |
| vmmc-supply = <&vdd_mmc1>; |
| vqmmc-supply = <&vdd_sd_dv>; |
| ti,driver-strength-ohm = <50>; |
| disable-wp; |
| }; |
| |
| &serdes_ln_ctrl { |
| idle-states = <J7200_SERDES0_LANE0_PCIE1_LANE0>, <J7200_SERDES0_LANE1_PCIE1_LANE1>, |
| <J7200_SERDES0_LANE2_QSGMII_LANE1>, <J7200_SERDES0_LANE3_IP4_UNUSED>; |
| }; |
| |
| &usb_serdes_mux { |
| idle-states = <1>; /* USB0 to SERDES lane 3 */ |
| }; |
| |
| &usbss0 { |
| pinctrl-names = "default"; |
| pinctrl-0 = <&main_usbss0_pins_default>; |
| ti,vbus-divider; |
| ti,usb2-only; |
| }; |
| |
| &usb0 { |
| dr_mode = "otg"; |
| maximum-speed = "high-speed"; |
| }; |
| |
| &tscadc0 { |
| adc { |
| ti,adc-channels = <0 1 2 3 4 5 6 7>; |
| }; |
| }; |
| |
| &serdes_refclk { |
| clock-frequency = <100000000>; |
| }; |
| |
| &serdes0 { |
| serdes0_pcie_link: phy@0 { |
| reg = <0>; |
| cdns,num-lanes = <2>; |
| #phy-cells = <0>; |
| cdns,phy-type = <PHY_TYPE_PCIE>; |
| resets = <&serdes_wiz0 1>, <&serdes_wiz0 2>; |
| }; |
| |
| serdes0_qsgmii_link: phy@1 { |
| reg = <2>; |
| cdns,num-lanes = <1>; |
| #phy-cells = <0>; |
| cdns,phy-type = <PHY_TYPE_QSGMII>; |
| resets = <&serdes_wiz0 3>; |
| }; |
| }; |
| |
| &pcie1_rc { |
| reset-gpios = <&exp1 2 GPIO_ACTIVE_HIGH>; |
| phys = <&serdes0_pcie_link>; |
| phy-names = "pcie-phy"; |
| num-lanes = <2>; |
| }; |
| |
| &pcie1_ep { |
| phys = <&serdes0_pcie_link>; |
| phy-names = "pcie-phy"; |
| num-lanes = <2>; |
| status = "disabled"; |
| }; |
