| // SPDX-License-Identifier: (GPL-2.0+ OR MIT) |
| /* |
| * Copyright 2024 Variscite Ltd. |
| * |
| * Author: Tarang Raval <tarang.raval@siliconsignals.io> |
| */ |
| |
| /dts-v1/; |
| |
| #include <dt-bindings/phy/phy-imx8-pcie.h> |
| #include <dt-bindings/leds/common.h> |
| #include <dt-bindings/usb/pd.h> |
| #include "imx8mp.dtsi" |
| |
| / { |
| model = "Variscite VAR-SOM-MX8M Plus module"; |
| |
| chosen { |
| stdout-path = &uart2; |
| }; |
| |
| gpio-leds { |
| compatible = "gpio-leds"; |
| |
| led-0 { |
| function = LED_FUNCTION_POWER; |
| gpios = <&pca9534 0 GPIO_ACTIVE_HIGH>; |
| linux,default-trigger = "heartbeat"; |
| }; |
| }; |
| |
| memory@40000000 { |
| device_type = "memory"; |
| reg = <0x0 0x40000000 0 0xc0000000>, |
| <0x1 0x00000000 0 0xc0000000>; |
| }; |
| |
| |
| reg_usdhc2_vmmc: regulator-usdhc2-vmmc { |
| compatible = "regulator-fixed"; |
| regulator-name = "VSD_3V3"; |
| regulator-min-microvolt = <3300000>; |
| regulator-max-microvolt = <3300000>; |
| gpios = <&gpio4 22 GPIO_ACTIVE_HIGH>; |
| enable-active-high; |
| startup-delay-us = <100>; |
| off-on-delay-us = <12000>; |
| }; |
| }; |
| |
| &A53_0 { |
| cpu-supply = <&buck2>; |
| }; |
| |
| &A53_1 { |
| cpu-supply = <&buck2>; |
| }; |
| |
| &A53_2 { |
| cpu-supply = <&buck2>; |
| }; |
| |
| &A53_3 { |
| cpu-supply = <&buck2>; |
| }; |
| |
| &i2c1 { |
| clock-frequency = <400000>; |
| pinctrl-names = "default"; |
| pinctrl-0 = <&pinctrl_i2c1>; |
| status = "okay"; |
| |
| pmic@25 { |
| compatible = "nxp,pca9450c"; |
| reg = <0x25>; |
| pinctrl-names = "default"; |
| pinctrl-0 = <&pinctrl_pmic>; |
| interrupt-parent = <&gpio5>; |
| interrupts = <4 IRQ_TYPE_LEVEL_LOW>; |
| |
| regulators { |
| buck1: BUCK1 { |
| regulator-name = "BUCK1"; |
| regulator-min-microvolt = <600000>; |
| regulator-max-microvolt = <2187500>; |
| regulator-boot-on; |
| regulator-always-on; |
| regulator-ramp-delay = <3125>; |
| }; |
| |
| buck2: BUCK2 { |
| regulator-name = "BUCK2"; |
| regulator-min-microvolt = <600000>; |
| regulator-max-microvolt = <2187500>; |
| regulator-boot-on; |
| regulator-always-on; |
| regulator-ramp-delay = <3125>; |
| nxp,dvs-run-voltage = <950000>; |
| nxp,dvs-standby-voltage = <850000>; |
| }; |
| |
| buck4: BUCK4 { |
| regulator-name = "BUCK4"; |
| regulator-min-microvolt = <600000>; |
| regulator-max-microvolt = <3400000>; |
| regulator-boot-on; |
| regulator-always-on; |
| }; |
| |
| buck5: BUCK5 { |
| regulator-name = "BUCK5"; |
| regulator-min-microvolt = <600000>; |
| regulator-max-microvolt = <3400000>; |
| regulator-boot-on; |
| regulator-always-on; |
| }; |
| |
| buck6: BUCK6 { |
| regulator-name = "BUCK6"; |
| regulator-min-microvolt = <600000>; |
| regulator-max-microvolt = <3400000>; |
| regulator-boot-on; |
| regulator-always-on; |
| }; |
| |
| ldo1: LDO1 { |
| regulator-name = "LDO1"; |
| regulator-min-microvolt = <1600000>; |
| regulator-max-microvolt = <3300000>; |
| regulator-boot-on; |
| regulator-always-on; |
| }; |
| |
| ldo2: LDO2 { |
| regulator-name = "LDO2"; |
| regulator-min-microvolt = <800000>; |
| regulator-max-microvolt = <1150000>; |
| regulator-boot-on; |
| regulator-always-on; |
| }; |
| |
| ldo3: LDO3 { |
| regulator-name = "LDO3"; |
| regulator-min-microvolt = <800000>; |
| regulator-max-microvolt = <3300000>; |
| regulator-boot-on; |
| regulator-always-on; |
| }; |
| |
| ldo4: LDO4 { |
| regulator-name = "LDO4"; |
| regulator-min-microvolt = <1800000>; |
| regulator-max-microvolt = <1800000>; |
| regulator-always-on; |
| }; |
| |
| ldo5: LDO5 { |
| regulator-name = "LDO5"; |
| regulator-min-microvolt = <1800000>; |
| regulator-max-microvolt = <3300000>; |
| }; |
| }; |
| }; |
| }; |
| |
| &i2c3 { |
| clock-frequency = <400000>; |
| pinctrl-names = "default"; |
| pinctrl-0 = <&pinctrl_i2c3>; |
| status = "okay"; |
| |
| /* GPIO expander */ |
| pca9534: gpio@20 { |
| compatible = "nxp,pca9534"; |
| reg = <0x20>; |
| pinctrl-names = "default"; |
| pinctrl-0 = <&pinctrl_pca9534>; |
| gpio-controller; |
| #gpio-cells = <2>; |
| interrupt-parent = <&gpio1>; |
| interrupts = <15 IRQ_TYPE_EDGE_FALLING>; |
| wakeup-source; |
| |
| usb3-sata-sel-hog { |
| gpio-hog; |
| gpios = <4 0>; |
| output-low; |
| line-name = "usb3_sata_sel"; |
| }; |
| }; |
| }; |
| |
| /* Console */ |
| &uart2 { |
| pinctrl-names = "default"; |
| pinctrl-0 = <&pinctrl_uart2>; |
| status = "okay"; |
| }; |
| |
| /* SD-card */ |
| &usdhc2 { |
| pinctrl-names = "default", "state_100mhz", "state_200mhz"; |
| pinctrl-0 = <&pinctrl_usdhc2>, <&pinctrl_usdhc2_gpio>; |
| pinctrl-1 = <&pinctrl_usdhc2_100mhz>, <&pinctrl_usdhc2_gpio>; |
| pinctrl-2 = <&pinctrl_usdhc2_200mhz>, <&pinctrl_usdhc2_gpio>; |
| cd-gpios = <&gpio1 14 GPIO_ACTIVE_LOW>; |
| vmmc-supply = <®_usdhc2_vmmc>; |
| bus-width = <4>; |
| status = "okay"; |
| }; |
| |
| /* eMMC */ |
| &usdhc3 { |
| pinctrl-names = "default", "state_100mhz", "state_200mhz"; |
| pinctrl-0 = <&pinctrl_usdhc3>; |
| pinctrl-1 = <&pinctrl_usdhc3_100mhz>; |
| pinctrl-2 = <&pinctrl_usdhc3_200mhz>; |
| bus-width = <8>; |
| non-removable; |
| status = "okay"; |
| }; |
| |
| &wdog1 { |
| pinctrl-names = "default"; |
| pinctrl-0 = <&pinctrl_wdog>; |
| fsl,ext-reset-output; |
| status = "okay"; |
| }; |
| |
| &iomuxc { |
| |
| pinctrl_i2c1: i2c1grp { |
| fsl,pins = < |
| MX8MP_IOMUXC_SD1_DATA4__I2C1_SCL 0x400001c2 |
| MX8MP_IOMUXC_SD1_DATA5__I2C1_SDA 0x400001c2 |
| >; |
| }; |
| |
| pinctrl_i2c3: i2c3grp { |
| fsl,pins = < |
| MX8MP_IOMUXC_I2C3_SCL__I2C3_SCL 0x400001c2 |
| MX8MP_IOMUXC_I2C3_SDA__I2C3_SDA 0x400001c2 |
| >; |
| }; |
| |
| pinctrl_pca9534: pca9534grp { |
| fsl,pins = < |
| MX8MP_IOMUXC_GPIO1_IO15__GPIO1_IO15 0xc0 |
| >; |
| }; |
| |
| pinctrl_pmic: pmicgrp { |
| fsl,pins = < |
| MX8MP_IOMUXC_SPDIF_RX__GPIO5_IO04 0x1c0 |
| >; |
| }; |
| |
| pinctrl_uart2: uart2grp { |
| fsl,pins = < |
| MX8MP_IOMUXC_UART2_RXD__UART2_DCE_RX 0x40 |
| MX8MP_IOMUXC_UART2_TXD__UART2_DCE_TX 0x40 |
| >; |
| }; |
| |
| pinctrl_usdhc2_gpio: usdhc2-gpiogrp { |
| fsl,pins = < |
| MX8MP_IOMUXC_GPIO1_IO14__GPIO1_IO14 0x1c4 |
| MX8MP_IOMUXC_SAI2_RXC__GPIO4_IO22 0x10 |
| MX8MP_IOMUXC_SD2_CD_B__GPIO2_IO12 0xc0 |
| >; |
| }; |
| |
| pinctrl_usdhc2: usdhc2grp { |
| fsl,pins = < |
| MX8MP_IOMUXC_SD2_CLK__USDHC2_CLK 0x190 |
| MX8MP_IOMUXC_SD2_CMD__USDHC2_CMD 0x1d0 |
| MX8MP_IOMUXC_SD2_DATA0__USDHC2_DATA0 0x1d0 |
| MX8MP_IOMUXC_SD2_DATA1__USDHC2_DATA1 0x1d0 |
| MX8MP_IOMUXC_SD2_DATA2__USDHC2_DATA2 0x1d0 |
| MX8MP_IOMUXC_SD2_DATA3__USDHC2_DATA3 0x1d0 |
| >; |
| }; |
| |
| pinctrl_usdhc2_100mhz: usdhc2-100mhzgrp { |
| fsl,pins = < |
| MX8MP_IOMUXC_SD2_CLK__USDHC2_CLK 0x194 |
| MX8MP_IOMUXC_SD2_CMD__USDHC2_CMD 0x1d4 |
| MX8MP_IOMUXC_SD2_DATA0__USDHC2_DATA0 0x1d4 |
| MX8MP_IOMUXC_SD2_DATA1__USDHC2_DATA1 0x1d4 |
| MX8MP_IOMUXC_SD2_DATA2__USDHC2_DATA2 0x1d4 |
| MX8MP_IOMUXC_SD2_DATA3__USDHC2_DATA3 0x1d4 |
| >; |
| }; |
| |
| pinctrl_usdhc2_200mhz: usdhc2-200mhzgrp { |
| fsl,pins = < |
| MX8MP_IOMUXC_SD2_CLK__USDHC2_CLK 0x196 |
| MX8MP_IOMUXC_SD2_CMD__USDHC2_CMD 0x1d6 |
| MX8MP_IOMUXC_SD2_DATA0__USDHC2_DATA0 0x1d6 |
| MX8MP_IOMUXC_SD2_DATA1__USDHC2_DATA1 0x1d6 |
| MX8MP_IOMUXC_SD2_DATA2__USDHC2_DATA2 0x1d6 |
| MX8MP_IOMUXC_SD2_DATA3__USDHC2_DATA3 0x1d6 |
| >; |
| }; |
| |
| pinctrl_usdhc3: usdhc3grp { |
| fsl,pins = < |
| MX8MP_IOMUXC_NAND_WE_B__USDHC3_CLK 0x190 |
| MX8MP_IOMUXC_NAND_WP_B__USDHC3_CMD 0x1d0 |
| MX8MP_IOMUXC_NAND_DATA04__USDHC3_DATA0 0x1d0 |
| MX8MP_IOMUXC_NAND_DATA05__USDHC3_DATA1 0x1d0 |
| MX8MP_IOMUXC_NAND_DATA06__USDHC3_DATA2 0x1d0 |
| MX8MP_IOMUXC_NAND_DATA07__USDHC3_DATA3 0x1d0 |
| MX8MP_IOMUXC_NAND_RE_B__USDHC3_DATA4 0x1d0 |
| MX8MP_IOMUXC_NAND_CE2_B__USDHC3_DATA5 0x1d0 |
| MX8MP_IOMUXC_NAND_CE3_B__USDHC3_DATA6 0x1d0 |
| MX8MP_IOMUXC_NAND_CLE__USDHC3_DATA7 0x1d0 |
| MX8MP_IOMUXC_NAND_CE1_B__USDHC3_STROBE 0x190 |
| >; |
| }; |
| |
| pinctrl_usdhc3_100mhz: usdhc3-100mhzgrp { |
| fsl,pins = < |
| MX8MP_IOMUXC_NAND_WE_B__USDHC3_CLK 0x194 |
| MX8MP_IOMUXC_NAND_WP_B__USDHC3_CMD 0x1d4 |
| MX8MP_IOMUXC_NAND_DATA04__USDHC3_DATA0 0x1d4 |
| MX8MP_IOMUXC_NAND_DATA05__USDHC3_DATA1 0x1d4 |
| MX8MP_IOMUXC_NAND_DATA06__USDHC3_DATA2 0x1d4 |
| MX8MP_IOMUXC_NAND_DATA07__USDHC3_DATA3 0x1d4 |
| MX8MP_IOMUXC_NAND_RE_B__USDHC3_DATA4 0x1d4 |
| MX8MP_IOMUXC_NAND_CE2_B__USDHC3_DATA5 0x1d4 |
| MX8MP_IOMUXC_NAND_CE3_B__USDHC3_DATA6 0x1d4 |
| MX8MP_IOMUXC_NAND_CLE__USDHC3_DATA7 0x1d4 |
| MX8MP_IOMUXC_NAND_CE1_B__USDHC3_STROBE 0x194 |
| >; |
| }; |
| |
| pinctrl_usdhc3_200mhz: usdhc3-200mhzgrp { |
| fsl,pins = < |
| MX8MP_IOMUXC_NAND_WE_B__USDHC3_CLK 0x196 |
| MX8MP_IOMUXC_NAND_WP_B__USDHC3_CMD 0x1d6 |
| MX8MP_IOMUXC_NAND_DATA04__USDHC3_DATA0 0x1d6 |
| MX8MP_IOMUXC_NAND_DATA05__USDHC3_DATA1 0x1d6 |
| MX8MP_IOMUXC_NAND_DATA06__USDHC3_DATA2 0x1d6 |
| MX8MP_IOMUXC_NAND_DATA07__USDHC3_DATA3 0x1d6 |
| MX8MP_IOMUXC_NAND_RE_B__USDHC3_DATA4 0x1d6 |
| MX8MP_IOMUXC_NAND_CE2_B__USDHC3_DATA5 0x1d6 |
| MX8MP_IOMUXC_NAND_CE3_B__USDHC3_DATA6 0x1d6 |
| MX8MP_IOMUXC_NAND_CLE__USDHC3_DATA7 0x1d6 |
| MX8MP_IOMUXC_NAND_CE1_B__USDHC3_STROBE 0x196 |
| >; |
| }; |
| |
| pinctrl_wdog: wdoggrp { |
| fsl,pins = < |
| MX8MP_IOMUXC_GPIO1_IO02__WDOG1_WDOG_B 0xc6 |
| >; |
| }; |
| }; |
