// SPDX-License-Identifier: (GPL-2.0+ OR MIT) /* * Copyright (C) 2020 Krzysztof Kozlowski <krzk@kernel.org> */ /dts-v1/; #include "imx8mm-var-som.dtsi" / { model = "Variscite VAR-SOM-MX8MM Symphony evaluation board"; compatible = "variscite,var-som-mx8mm-symphony", "variscite,var-som-mx8mm", "fsl,imx8mm"; reg_usdhc2_vmmc: regulator-usdhc2-vmmc { compatible = "regulator-fixed"; pinctrl-names = "default"; pinctrl-0 = <&pinctrl_reg_usdhc2_vmmc>; regulator-name = "VSD_3V3"; regulator-min-microvolt = <3300000>; regulator-max-microvolt = <3300000>; gpio = <&gpio2 19 GPIO_ACTIVE_HIGH>; enable-active-high; }; reg_usb_otg2_vbus: regulator-usb-otg2-vbus { compatible = "regulator-fixed"; pinctrl-names = "default"; pinctrl-0 = <&pinctrl_reg_usb_otg2_vbus>; regulator-name = "usb_otg2_vbus"; regulator-min-microvolt = <5000000>; regulator-max-microvolt = <5000000>; gpio = <&gpio5 1 GPIO_ACTIVE_HIGH>; enable-active-high; }; gpio-keys { compatible = "gpio-keys"; key-back { label = "Back"; gpios = <&pca9534 1 GPIO_ACTIVE_LOW>; linux,code = <KEY_BACK>; }; key-home { label = "Home"; gpios = <&pca9534 2 GPIO_ACTIVE_LOW>; linux,code = <KEY_HOME>; }; key-menu { label = "Menu"; gpios = <&pca9534 3 GPIO_ACTIVE_LOW>; linux,code = <KEY_MENU>; }; }; leds { compatible = "gpio-leds"; led { label = "Heartbeat"; gpios = <&pca9534 0 GPIO_ACTIVE_LOW>; linux,default-trigger = "heartbeat"; }; }; }; ðphy { reset-gpios = <&pca9534 5 GPIO_ACTIVE_HIGH>; }; &i2c2 { clock-frequency = <400000>; pinctrl-names = "default"; pinctrl-0 = <&pinctrl_i2c2>; status = "okay"; pca9534: gpio@20 { compatible = "nxp,pca9534"; reg = <0x20>; gpio-controller; pinctrl-names = "default"; pinctrl-0 = <&pinctrl_pca9534>; interrupt-parent = <&gpio1>; interrupts = <7 IRQ_TYPE_EDGE_FALLING>; #gpio-cells = <2>; wakeup-source; /* USB 3.0 OTG (usbotg1) / SATA port switch, set to USB 3.0 */ usb3-sata-sel-hog { gpio-hog; gpios = <4 GPIO_ACTIVE_HIGH>; output-low; line-name = "usb3_sata_sel"; }; som-vselect-hog { gpio-hog; gpios = <6 GPIO_ACTIVE_HIGH>; output-low; line-name = "som_vselect"; }; enet-sel-hog { gpio-hog; gpios = <7 GPIO_ACTIVE_HIGH>; output-low; line-name = "enet_sel"; }; }; extcon_usbotg1: typec@3d { compatible = "nxp,ptn5150"; reg = <0x3d>; interrupt-parent = <&gpio1>; interrupts = <11 IRQ_TYPE_LEVEL_LOW>; pinctrl-names = "default"; pinctrl-0 = <&pinctrl_ptn5150>; status = "okay"; }; }; &i2c3 { /* Capacitive touch controller */ ft5x06_ts: touchscreen@38 { compatible = "edt,edt-ft5406"; reg = <0x38>; pinctrl-names = "default"; pinctrl-0 = <&pinctrl_captouch>; interrupt-parent = <&gpio5>; interrupts = <4 IRQ_TYPE_LEVEL_HIGH>; touchscreen-size-x = <800>; touchscreen-size-y = <480>; touchscreen-inverted-x; touchscreen-inverted-y; }; rtc@68 { compatible = "dallas,ds1337"; reg = <0x68>; }; }; /* Header */ &uart1 { pinctrl-names = "default"; pinctrl-0 = <&pinctrl_uart1>; status = "okay"; }; /* Header */ &uart3 { pinctrl-names = "default"; pinctrl-0 = <&pinctrl_uart3>; status = "okay"; }; &usbotg1 { disable-over-current; extcon = <&extcon_usbotg1>, <&extcon_usbotg1>; }; &usbotg2 { dr_mode = "host"; vbus-supply = <®_usb_otg2_vbus>; srp-disable; hnp-disable; adp-disable; disable-over-current; /delete-property/ usb-role-switch; /* * FIXME: having USB2 enabled hangs the boot just after: * [ 1.943365] ci_hdrc ci_hdrc.1: EHCI Host Controller * [ 1.948287] ci_hdrc ci_hdrc.1: new USB bus registered, assigned bus number 1 * [ 1.971006] ci_hdrc ci_hdrc.1: USB 2.0 started, EHCI 1.00 * [ 1.977203] hub 1-0:1.0: USB hub found * [ 1.980987] hub 1-0:1.0: 1 port detected */ status = "disabled"; }; &pinctrl_fec1 { fsl,pins = < MX8MM_IOMUXC_ENET_MDC_ENET1_MDC 0x3 MX8MM_IOMUXC_ENET_MDIO_ENET1_MDIO 0x3 MX8MM_IOMUXC_ENET_TD3_ENET1_RGMII_TD3 0x1f MX8MM_IOMUXC_ENET_TD2_ENET1_RGMII_TD2 0x1f MX8MM_IOMUXC_ENET_TD1_ENET1_RGMII_TD1 0x1f MX8MM_IOMUXC_ENET_TD0_ENET1_RGMII_TD0 0x1f MX8MM_IOMUXC_ENET_RD3_ENET1_RGMII_RD3 0x91 MX8MM_IOMUXC_ENET_RD2_ENET1_RGMII_RD2 0x91 MX8MM_IOMUXC_ENET_RD1_ENET1_RGMII_RD1 0x91 MX8MM_IOMUXC_ENET_RD0_ENET1_RGMII_RD0 0x91 MX8MM_IOMUXC_ENET_TXC_ENET1_RGMII_TXC 0x1f MX8MM_IOMUXC_ENET_RXC_ENET1_RGMII_RXC 0x91 MX8MM_IOMUXC_ENET_RX_CTL_ENET1_RGMII_RX_CTL 0x91 MX8MM_IOMUXC_ENET_TX_CTL_ENET1_RGMII_TX_CTL 0x1f /* Remove the MX8MM_IOMUXC_GPIO1_IO09_GPIO1_IO9 as not used */ >; }; &iomuxc { pinctrl_captouch: captouchgrp { fsl,pins = < MX8MM_IOMUXC_SPDIF_RX_GPIO5_IO4 0x16 >; }; pinctrl_i2c2: i2c2grp { fsl,pins = < MX8MM_IOMUXC_I2C2_SCL_I2C2_SCL 0x400001c3 MX8MM_IOMUXC_I2C2_SDA_I2C2_SDA 0x400001c3 >; }; pinctrl_pca9534: pca9534grp { fsl,pins = < MX8MM_IOMUXC_GPIO1_IO07_GPIO1_IO7 0x16 >; }; pinctrl_ptn5150: ptn5150grp { fsl,pins = < MX8MM_IOMUXC_GPIO1_IO11_GPIO1_IO11 0x16 >; }; pinctrl_reg_usb_otg2_vbus: regusbotg2vbusgrp { fsl,pins = < MX8MM_IOMUXC_SAI3_TXD_GPIO5_IO1 0x16 >; }; pinctrl_reg_usdhc2_vmmc: regusdhc2vmmcgrp { fsl,pins = < MX8MM_IOMUXC_SD2_RESET_B_GPIO2_IO19 0x41 >; }; pinctrl_uart1: uart1grp { fsl,pins = < MX8MM_IOMUXC_UART1_RXD_UART1_DCE_RX 0x140 MX8MM_IOMUXC_UART1_TXD_UART1_DCE_TX 0x140 >; }; pinctrl_uart3: uart3grp { fsl,pins = < MX8MM_IOMUXC_UART3_RXD_UART3_DCE_RX 0x140 MX8MM_IOMUXC_UART3_TXD_UART3_DCE_TX 0x140 >; }; };