arch/arm/boot/dts/imx6q-apalis-eval.dts

   1 // SPDX-License-Identifier: GPL-2.0-or-later OR MIT
   2 /*
   3  * Copyright 2014-2022 Toradex
   4  * Copyright 2012 Freescale Semiconductor, Inc.
   5  * Copyright 2011 Linaro Ltd.
   6  */
   7
   8 /dts-v1/;
   9
  10 #include <dt-bindings/gpio/gpio.h>
  11 #include <dt-bindings/input/input.h>
  12 #include <dt-bindings/interrupt-controller/irq.h>
  13 #include "imx6q.dtsi"
  14 #include "imx6qdl-apalis.dtsi"
  15
  16 / {
  17         model = "Toradex Apalis iMX6Q/D Module on Apalis Evaluation Board";
  18         compatible = "toradex,apalis_imx6q-eval", "toradex,apalis_imx6q",
  19                      "fsl,imx6q";
  20
  21         aliases {
  22                 i2c0 = &i2c1;
  23                 i2c1 = &i2c3;
  24                 i2c2 = &i2c2;
  25                 rtc0 = &rtc_i2c;
  26                 rtc1 = &snvs_rtc;
  27         };
  28
  29         chosen {
  30                 stdout-path = "serial0:115200n8";
  31         };
  32
  33         gpio-keys {
  34                 compatible = "gpio-keys";
  35                 pinctrl-names = "default";
  36                 pinctrl-0 = <&pinctrl_gpio_keys>;
  37
  38                 wakeup {
  39                         label = "Wake-Up";
  40                         gpios = <&gpio1 4 GPIO_ACTIVE_LOW>;
  41                         linux,code = <KEY_WAKEUP>;
  42                         debounce-interval = <10>;
  43                         wakeup-source;
  44                 };
  45         };
  46
  47         reg_pcie_switch: regulator-pcie-switch {
  48                 compatible = "regulator-fixed";
  49                 regulator-name = "pcie_switch";
  50                 regulator-min-microvolt = <1800000>;
  51                 regulator-max-microvolt = <1800000>;
  52                 gpio = <&gpio1 2 GPIO_ACTIVE_HIGH>;
  53                 startup-delay-us = <100000>;
  54                 enable-active-high;
  55                 status = "okay";
  56         };
  57
  58         reg_3v3_sw: regulator-3v3-sw {
  59                 compatible = "regulator-fixed";
  60                 regulator-name = "3.3V_SW";
  61                 regulator-min-microvolt = <3300000>;
  62                 regulator-max-microvolt = <3300000>;
  63                 regulator-always-on;
  64         };
  65 };
  66
  67 &can1 {
  68         xceiver-supply = <&reg_3v3_sw>;
  69         status = "okay";
  70 };
  71
  72 &can2 {
  73         xceiver-supply = <&reg_3v3_sw>;
  74         status = "okay";
  75 };
  76
  77 &hdmi {
  78         status = "okay";
  79 };
  80
  81 /* I2C1_SDA/SCL on MXM3 209/211 (e.g. RTC on carrier board) */
  82 &i2c1 {
  83         status = "okay";
  84
  85         /*
  86          * Touchscreen is using SODIMM 28/30, also used for PWM<B>, PWM<C>,
  87          * aka pwm2, pwm3. so if you enable touchscreen, disable the pwms
  88          */
  89         touchscreen@4a {
  90                 compatible = "atmel,maxtouch";
  91                 reg = <0x4a>;
  92                 interrupt-parent = <&gpio6>;
  93                 interrupts = <10 IRQ_TYPE_EDGE_FALLING>;
  94                 reset-gpios = <&gpio6 9 GPIO_ACTIVE_LOW>; /* SODIMM 13 */
  95                 status = "disabled";
  96         };
  97
  98         pcie-switch@58 {
  99                 compatible = "plx,pex8605";
 100                 reg = <0x58>;
 101         };
 102
 103         /* M41T0M6 real time clock on carrier board */
 104         rtc_i2c: rtc@68 {
 105                 compatible = "st,m41t0";
 106                 reg = <0x68>;
 107         };
 108 };
 109
 110 /*
 111  * I2C3_SDA/SCL (CAM) on MXM3 pin 201/203 (e.g. camera sensor on carrier
 112  * board)
 113  */
 114 &i2c3 {
 115         status = "okay";
 116 };
 117
 118 &ldb {
 119         status = "okay";
 120 };
 121
 122 &pcie {
 123         pinctrl-names = "default";
 124         pinctrl-0 = <&pinctrl_reset_moci>;
 125         /* active-high meaning opposite of regular PERST# active-low polarity */
 126         reset-gpio = <&gpio1 28 GPIO_ACTIVE_HIGH>;
 127         reset-gpio-active-high;
 128         vpcie-supply = <&reg_pcie_switch>;
 129         status = "okay";
 130 };
 131
 132 &pwm1 {
 133         status = "okay";
 134 };
 135
 136 &pwm2 {
 137         status = "okay";
 138 };
 139
 140 &pwm3 {
 141         status = "okay";
 142 };
 143
 144 &pwm4 {
 145         status = "okay";
 146 };
 147
 148 &reg_usb_otg_vbus {
 149         status = "okay";
 150 };
 151
 152 &reg_usb_host_vbus {
 153         status = "okay";
 154 };
 155
 156 &sata {
 157         status = "okay";
 158 };
 159
 160 &sound_spdif {
 161         status = "okay";
 162 };
 163
 164 &spdif {
 165         status = "okay";
 166 };
 167
 168 &uart1 {
 169         status = "okay";
 170 };
 171
 172 &uart2 {
 173         status = "okay";
 174 };
 175
 176 &uart4 {
 177         status = "okay";
 178 };
 179
 180 &uart5 {
 181         status = "okay";
 182 };
 183
 184 &usbh1 {
 185         vbus-supply = <&reg_usb_host_vbus>;
 186         status = "okay";
 187 };
 188
 189 &usbotg {
 190         vbus-supply = <&reg_usb_otg_vbus>;
 191         status = "okay";
 192 };
 193
 194 /* MMC1 */
 195 &usdhc1 {
 196         pinctrl-names = "default";
 197         pinctrl-0 = <&pinctrl_usdhc1_4bit &pinctrl_usdhc1_8bit &pinctrl_mmc_cd>;
 198         cd-gpios = <&gpio4 20 GPIO_ACTIVE_LOW>;
 199         status = "okay";
 200 };
 201
 202 /* SD1 */
 203 &usdhc2 {
 204         pinctrl-names = "default";
 205         pinctrl-0 = <&pinctrl_usdhc2 &pinctrl_sd_cd>;
 206         cd-gpios = <&gpio6 14 GPIO_ACTIVE_LOW>;
 207         status = "okay";
 208 };