arch/mips/boot/dts/img/pistachio_marduk.dts

   1 // SPDX-License-Identifier: GPL-2.0-only
   2 /*
   3  * Copyright (C) 2015, 2016 Imagination Technologies Ltd.
   4  *
   5  * IMG Marduk board is also known as Creator Ci40.
   6  */
   7
   8 /dts-v1/;
   9
  10 #include "pistachio.dtsi"
  11
  12 / {
  13         model = "IMG Marduk (Creator Ci40)";
  14         compatible = "img,pistachio-marduk", "img,pistachio";
  15
  16         aliases {
  17                 serial0 = &uart0;
  18                 serial1 = &uart1;
  19                 ethernet0 = &enet;
  20                 spi0 = &spfi0;
  21                 spi1 = &spfi1;
  22         };
  23
  24         chosen {
  25                 bootargs = "root=/dev/sda1 rootwait ro lpj=723968";
  26                 stdout-path = "serial1:115200";
  27         };
  28
  29         memory {
  30                 device_type = "memory";
  31                 reg =  <0x00000000 0x10000000>;
  32         };
  33
  34         reg_1v8: fixed-regulator {
  35                 compatible = "regulator-fixed";
  36                 regulator-name = "aux_adc_vref";
  37                 regulator-min-microvolt = <1800000>;
  38                 regulator-max-microvolt = <1800000>;
  39                 regulator-boot-on;
  40         };
  41
  42         internal_dac_supply: internal-dac-supply {
  43                 compatible = "regulator-fixed";
  44                 regulator-name = "internal_dac_supply";
  45                 regulator-min-microvolt = <1800000>;
  46                 regulator-max-microvolt = <1800000>;
  47         };
  48
  49         led-controller {
  50                 compatible = "pwm-leds";
  51
  52                 led-1 {
  53                         label = "marduk:red:heartbeat";
  54                         pwms = <&pwm 3 300000>;
  55                         max-brightness = <255>;
  56                         linux,default-trigger = "heartbeat";
  57                 };
  58         };
  59
  60         keys {
  61                 compatible = "gpio-keys";
  62                 button-1 {
  63                         label = "Button 1";
  64                         linux,code = <0x101>; /* BTN_1 */
  65                         gpios = <&gpio3 6 GPIO_ACTIVE_LOW>;
  66                 };
  67                 button-2 {
  68                         label = "Button 2";
  69                         linux,code = <0x102>; /* BTN_2 */
  70                         gpios = <&gpio2 14 GPIO_ACTIVE_LOW>;
  71                 };
  72         };
  73 };
  74
  75 &internal_dac {
  76         VDD-supply = <&internal_dac_supply>;
  77 };
  78
  79 &spfi1 {
  80         status = "okay";
  81
  82         pinctrl-0 = <&spim1_pins>, <&spim1_quad_pins>, <&spim1_cs0_pin>,
  83                     <&spim1_cs1_pin>;
  84         pinctrl-names = "default";
  85         cs-gpios = <&gpio0 0 GPIO_ACTIVE_HIGH>, <&gpio0 1 GPIO_ACTIVE_HIGH>;
  86
  87         flash@0 {
  88                 compatible = "spansion,s25fl016k", "jedec,spi-nor";
  89                 reg = <0>;
  90                 spi-max-frequency = <50000000>;
  91         };
  92 };
  93
  94 &uart0 {
  95         status = "okay";
  96         assigned-clock-rates = <114278400>, <1843200>;
  97 };
  98
  99 &uart1 {
 100         status = "okay";
 101 };
 102
 103 &usb {
 104         status = "okay";
 105 };
 106
 107 &enet {
 108         status = "okay";
 109 };
 110
 111 &pin_enet {
 112         drive-strength = <2>;
 113 };
 114
 115 &pin_enet_phy_clk {
 116         drive-strength = <2>;
 117 };
 118
 119 &sdhost {
 120         status = "okay";
 121         bus-width = <4>;
 122         disable-wp;
 123 };
 124
 125 &pin_sdhost_cmd {
 126         drive-strength = <2>;
 127 };
 128
 129 &pin_sdhost_data {
 130         drive-strength = <2>;
 131 };
 132
 133 &pwm {
 134         status = "okay";
 135
 136         pinctrl-0 = <&pwmpdm0_pin>, <&pwmpdm1_pin>, <&pwmpdm2_pin>,
 137                     <&pwmpdm3_pin>;
 138         pinctrl-names = "default";
 139 };
 140
 141 &adc {
 142         status = "okay";
 143         vref-supply = <&reg_1v8>;
 144         adc-reserved-channels = <0x10>;
 145 };
 146
 147 &i2c2 {
 148         status = "okay";
 149         clock-frequency = <400000>;
 150
 151         tpm@20 {
 152                 compatible = "infineon,slb9645tt";
 153                 reg = <0x20>;
 154         };
 155
 156 };
 157
 158 &i2c3 {
 159         status = "okay";
 160         clock-frequency = <400000>;
 161 };