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// 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>;
};
};
&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
>;
};
};
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