src/arm/nxp/mxs/imx28-duckbill.dts

   1 // SPDX-License-Identifier: GPL-2.0-or-later
   2 /*
   3  * Copyright (C) 2013-2014,2016 Michael Heimpold <mhei@heimpold.de>
   4  * Copyright (C) 2015-2017 I2SE GmbH <info@i2se.com>
   5  */
   6
   7 /dts-v1/;
   8 #include <dt-bindings/gpio/gpio.h>
   9 #include "imx28.dtsi"
  10
  11 / {
  12         model = "I2SE Duckbill";
  13         compatible = "i2se,duckbill", "fsl,imx28";
  14
  15         memory@40000000 {
  16                 device_type = "memory";
  17                 reg = <0x40000000 0x08000000>;
  18         };
  19
  20         reg_3p3v: regulator-3p3v {
  21                 compatible = "regulator-fixed";
  22                 regulator-name = "3P3V";
  23                 regulator-min-microvolt = <3300000>;
  24                 regulator-max-microvolt = <3300000>;
  25                 regulator-always-on;
  26         };
  27
  28         leds {
  29                 compatible = "gpio-leds";
  30                 pinctrl-names = "default";
  31                 pinctrl-0 = <&led_pins>;
  32
  33                 status-red {
  34                         label = "duckbill:red:status";
  35                         gpios = <&gpio3 4 GPIO_ACTIVE_HIGH>;
  36                         linux,default-trigger = "default-on";
  37                 };
  38
  39                 status-green {
  40                         label = "duckbill:green:status";
  41                         gpios = <&gpio3 5 GPIO_ACTIVE_HIGH>;
  42                         linux,default-trigger = "heartbeat";
  43                 };
  44         };
  45 };
  46
  47 &auart0 {
  48         pinctrl-names = "default";
  49         pinctrl-0 = <&auart0_2pins_a>;
  50         status = "okay";
  51 };
  52
  53 &duart {
  54         pinctrl-names = "default";
  55         pinctrl-0 = <&duart_pins_a>;
  56         status = "okay";
  57 };
  58
  59 &lradc {
  60         status = "okay";
  61 };
  62
  63 &i2c0 {
  64         pinctrl-names = "default";
  65         pinctrl-0 = <&i2c0_pins_a>;
  66         status = "okay";
  67 };
  68
  69 &mac0 {
  70         phy-mode = "rmii";
  71         pinctrl-names = "default";
  72         pinctrl-0 = <&mac0_pins_a>, <&mac0_phy_reset_pin>;
  73         phy-supply = <&reg_3p3v>;
  74         phy-reset-gpios = <&gpio2 7 GPIO_ACTIVE_LOW>;
  75         phy-reset-duration = <25>;
  76         status = "okay";
  77 };
  78
  79 &pinctrl {
  80         pinctrl-names = "default";
  81         pinctrl-0 = <&hog_pins_a>;
  82
  83         hog_pins_a: hog@0 {
  84                 reg = <0>;
  85                 fsl,pinmux-ids = <
  86                         MX28_PAD_LCD_D17__GPIO_1_17    /* Revision detection */
  87                 >;
  88                 fsl,drive-strength = <MXS_DRIVE_4mA>;
  89                 fsl,voltage = <MXS_VOLTAGE_HIGH>;
  90                 fsl,pull-up = <MXS_PULL_DISABLE>;
  91         };
  92
  93         mac0_phy_reset_pin: mac0-phy-reset@0 {
  94                 reg = <0>;
  95                 fsl,pinmux-ids = <
  96                         MX28_PAD_SSP0_DATA7__GPIO_2_7    /* PHY Reset */
  97                 >;
  98                 fsl,drive-strength = <MXS_DRIVE_4mA>;
  99                 fsl,voltage = <MXS_VOLTAGE_HIGH>;
 100                 fsl,pull-up = <MXS_PULL_DISABLE>;
 101         };
 102
 103         led_pins: leds@0 {
 104                 reg = <0>;
 105                 fsl,pinmux-ids = <
 106                         MX28_PAD_AUART1_RX__GPIO_3_4
 107                         MX28_PAD_AUART1_TX__GPIO_3_5
 108                 >;
 109                 fsl,drive-strength = <MXS_DRIVE_4mA>;
 110                 fsl,voltage = <MXS_VOLTAGE_HIGH>;
 111                 fsl,pull-up = <MXS_PULL_DISABLE>;
 112         };
 113 };
 114
 115 &ssp0 {
 116         compatible = "fsl,imx28-mmc";
 117         pinctrl-names = "default";
 118         pinctrl-0 = <&mmc0_4bit_pins_a
 119                 &mmc0_cd_cfg &mmc0_sck_cfg>;
 120         bus-width = <4>;
 121         vmmc-supply = <&reg_3p3v>;
 122         status = "okay";
 123 };
 124
 125 &ssp2 {
 126         compatible = "fsl,imx28-spi";
 127         pinctrl-names = "default";
 128         pinctrl-0 = <&spi2_pins_a>;
 129         status = "okay";
 130 };
 131
 132 &usb0 {
 133         dr_mode = "peripheral";
 134         status = "okay";
 135 };
 136
 137 &usbphy0 {
 138         status = "okay";
 139 };