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         leds {
  50                 compatible = "pwm-leds";
  51                 heartbeat {
  52                         label = "marduk:red:heartbeat";
  53                         pwms = <&pwm 3 300000>;
  54                         max-brightness = <255>;
  55                         linux,default-trigger = "heartbeat";
  56                 };
  57         };
  58
  59         keys {
  60                 compatible = "gpio-keys";
  61                 button@1 {
  62                         label = "Button 1";
  63                         linux,code = <0x101>; /* BTN_1 */
  64                         gpios = <&gpio3 6 GPIO_ACTIVE_LOW>;
  65                 };
  66                 button@2 {
  67                         label = "Button 2";
  68                         linux,code = <0x102>; /* BTN_2 */
  69                         gpios = <&gpio2 14 GPIO_ACTIVE_LOW>;
  70                 };
  71         };
  72 };
  73
  74 &internal_dac {
  75         VDD-supply = <&internal_dac_supply>;
  76 };
  77
  78 &spfi1 {
  79         status = "okay";
  80
  81         pinctrl-0 = <&spim1_pins>, <&spim1_quad_pins>, <&spim1_cs0_pin>,
  82                     <&spim1_cs1_pin>;
  83         pinctrl-names = "default";
  84         cs-gpios = <&gpio0 0 GPIO_ACTIVE_HIGH>, <&gpio0 1 GPIO_ACTIVE_HIGH>;
  85
  86         flash@0 {
  87                 compatible = "spansion,s25fl016k", "jedec,spi-nor";
  88                 reg = <0>;
  89                 spi-max-frequency = <50000000>;
  90         };
  91 };
  92
  93 &uart0 {
  94         status = "okay";
  95         assigned-clock-rates = <114278400>, <1843200>;
  96 };
  97
  98 &uart1 {
  99         status = "okay";
 100 };
 101
 102 &usb {
 103         status = "okay";
 104 };
 105
 106 &enet {
 107         status = "okay";
 108 };
 109
 110 &pin_enet {
 111         drive-strength = <2>;
 112 };
 113
 114 &pin_enet_phy_clk {
 115         drive-strength = <2>;
 116 };
 117
 118 &sdhost {
 119         status = "okay";
 120         bus-width = <4>;
 121         disable-wp;
 122 };
 123
 124 &pin_sdhost_cmd {
 125         drive-strength = <2>;
 126 };
 127
 128 &pin_sdhost_data {
 129         drive-strength = <2>;
 130 };
 131
 132 &pwm {
 133         status = "okay";
 134
 135         pinctrl-0 = <&pwmpdm0_pin>, <&pwmpdm1_pin>, <&pwmpdm2_pin>,
 136                     <&pwmpdm3_pin>;
 137         pinctrl-names = "default";
 138 };
 139
 140 &adc {
 141         status = "okay";
 142         vref-supply = <&reg_1v8>;
 143         adc-reserved-channels = <0x10>;
 144 };
 145
 146 &i2c2 {
 147         status = "okay";
 148         clock-frequency = <400000>;
 149
 150         tpm@20 {
 151                 compatible = "infineon,slb9645tt";
 152                 reg = <0x20>;
 153         };
 154
 155 };
 156
 157 &i2c3 {
 158         status = "okay";
 159         clock-frequency = <400000>;
 160 };