1// SPDX-License-Identifier: (GPL-2.0+ OR MIT) 2/* 3 * Copyright 2019-2020 Variscite Ltd. 4 * Copyright (C) 2020 Krzysztof Kozlowski <krzk@kernel.org> 5 */ 6 7/dts-v1/; 8 9#include "imx8mn-var-som.dtsi" 10 11/ { 12 model = "Variscite VAR-SOM-MX8MN Symphony evaluation board"; 13 compatible = "variscite,var-som-mx8mn-symphony", "variscite,var-som-mx8mn", "fsl,imx8mn"; 14 15 reg_usdhc2_vmmc: regulator-usdhc2-vmmc { 16 compatible = "regulator-fixed"; 17 pinctrl-names = "default"; 18 pinctrl-0 = <&pinctrl_reg_usdhc2_vmmc>; 19 regulator-name = "VSD_3V3"; 20 regulator-min-microvolt = <3300000>; 21 regulator-max-microvolt = <3300000>; 22 gpio = <&gpio4 22 GPIO_ACTIVE_HIGH>; 23 enable-active-high; 24 }; 25 26 gpio-keys { 27 compatible = "gpio-keys"; 28 29 key-back { 30 label = "Back"; 31 gpios = <&pca9534 1 GPIO_ACTIVE_LOW>; 32 linux,code = <KEY_BACK>; 33 }; 34 35 key-home { 36 label = "Home"; 37 gpios = <&pca9534 2 GPIO_ACTIVE_LOW>; 38 linux,code = <KEY_HOME>; 39 }; 40 41 key-menu { 42 label = "Menu"; 43 gpios = <&pca9534 3 GPIO_ACTIVE_LOW>; 44 linux,code = <KEY_MENU>; 45 }; 46 }; 47 48 leds { 49 compatible = "gpio-leds"; 50 51 led { 52 label = "Heartbeat"; 53 gpios = <&pca9534 0 GPIO_ACTIVE_LOW>; 54 linux,default-trigger = "heartbeat"; 55 }; 56 }; 57}; 58 59ðphy { 60 reset-gpios = <&pca9534 5 GPIO_ACTIVE_HIGH>; 61}; 62 63&i2c2 { 64 clock-frequency = <400000>; 65 pinctrl-names = "default"; 66 pinctrl-0 = <&pinctrl_i2c2>; 67 status = "okay"; 68 69 pca9534: gpio@20 { 70 compatible = "nxp,pca9534"; 71 reg = <0x20>; 72 gpio-controller; 73 pinctrl-names = "default"; 74 pinctrl-0 = <&pinctrl_pca9534>; 75 interrupt-parent = <&gpio1>; 76 interrupts = <7 IRQ_TYPE_EDGE_FALLING>; 77 #gpio-cells = <2>; 78 wakeup-source; 79 80 /* USB 3.0 OTG (usbotg1) / SATA port switch, set to USB 3.0 */ 81 usb3-sata-sel-hog { 82 gpio-hog; 83 gpios = <4 GPIO_ACTIVE_HIGH>; 84 output-low; 85 line-name = "usb3_sata_sel"; 86 }; 87 88 som-vselect-hog { 89 gpio-hog; 90 gpios = <6 GPIO_ACTIVE_HIGH>; 91 output-low; 92 line-name = "som_vselect"; 93 }; 94 95 enet-sel-hog { 96 gpio-hog; 97 gpios = <7 GPIO_ACTIVE_HIGH>; 98 output-low; 99 line-name = "enet_sel"; 100 }; 101 }; 102 103 extcon_usbotg1: typec@3d { 104 compatible = "nxp,ptn5150"; 105 reg = <0x3d>; 106 interrupt-parent = <&gpio1>; 107 interrupts = <11 IRQ_TYPE_LEVEL_LOW>; 108 pinctrl-names = "default"; 109 pinctrl-0 = <&pinctrl_ptn5150>; 110 status = "okay"; 111 }; 112}; 113 114&i2c3 { 115 /* Capacitive touch controller */ 116 ft5x06_ts: touchscreen@38 { 117 compatible = "edt,edt-ft5406"; 118 reg = <0x38>; 119 pinctrl-names = "default"; 120 pinctrl-0 = <&pinctrl_captouch>; 121 interrupt-parent = <&gpio5>; 122 interrupts = <4 IRQ_TYPE_LEVEL_HIGH>; 123 124 touchscreen-size-x = <800>; 125 touchscreen-size-y = <480>; 126 touchscreen-inverted-x; 127 touchscreen-inverted-y; 128 }; 129 130 rtc@68 { 131 compatible = "dallas,ds1337"; 132 reg = <0x68>; 133 }; 134}; 135 136/* Header */ 137&uart1 { 138 pinctrl-names = "default"; 139 pinctrl-0 = <&pinctrl_uart1>; 140 status = "okay"; 141}; 142 143/* Header */ 144&uart3 { 145 pinctrl-names = "default"; 146 pinctrl-0 = <&pinctrl_uart3>; 147 status = "okay"; 148}; 149 150&usbotg1 { 151 disable-over-current; 152 extcon = <&extcon_usbotg1>, <&extcon_usbotg1>; 153}; 154 155&iomuxc { 156 pinctrl_captouch: captouchgrp { 157 fsl,pins = < 158 MX8MN_IOMUXC_SPDIF_RX_GPIO5_IO4 0x16 159 >; 160 }; 161 162 pinctrl_i2c2: i2c2grp { 163 fsl,pins = < 164 MX8MN_IOMUXC_I2C2_SCL_I2C2_SCL 0x400001c3 165 MX8MN_IOMUXC_I2C2_SDA_I2C2_SDA 0x400001c3 166 >; 167 }; 168 169 pinctrl_pca9534: pca9534grp { 170 fsl,pins = < 171 MX8MN_IOMUXC_GPIO1_IO07_GPIO1_IO7 0x16 172 >; 173 }; 174 175 pinctrl_ptn5150: ptn5150grp { 176 fsl,pins = < 177 MX8MN_IOMUXC_GPIO1_IO11_GPIO1_IO11 0x16 178 >; 179 }; 180 181 pinctrl_reg_usdhc2_vmmc: regusdhc2vmmcgrp { 182 fsl,pins = < 183 MX8MN_IOMUXC_SAI2_RXC_GPIO4_IO22 0x41 184 >; 185 }; 186 187 pinctrl_uart1: uart1grp { 188 fsl,pins = < 189 MX8MN_IOMUXC_UART1_RXD_UART1_DCE_RX 0x140 190 MX8MN_IOMUXC_UART1_TXD_UART1_DCE_TX 0x140 191 >; 192 }; 193 194 pinctrl_uart3: uart3grp { 195 fsl,pins = < 196 MX8MN_IOMUXC_UART3_RXD_UART3_DCE_RX 0x140 197 MX8MN_IOMUXC_UART3_TXD_UART3_DCE_TX 0x140 198 >; 199 }; 200}; 201