arch/arm/boot/dts/bcm4708-buffalo-wzr-1750dhp.dts

   1 // SPDX-License-Identifier: GPL-2.0-or-later OR MIT
   2 /*
   3  * Broadcom BCM470X / BCM5301X ARM platform code.
   4  * DTS for Buffalo WZR-1750DHP
   5  *
   6  * Copyright (C) 2014 Rafał Miłecki <zajec5@gmail.com>
   7  */
   8
   9 /dts-v1/;
  10
  11 #include "bcm4708.dtsi"
  12 #include "bcm5301x-nand-cs0-bch8.dtsi"
  13
  14 / {
  15         compatible = "buffalo,wzr-1750dhp", "brcm,bcm4708";
  16         model = "Buffalo WZR-1750DHP (BCM4708)";
  17
  18         chosen {
  19                 bootargs = "console=ttyS0,115200 earlycon";
  20         };
  21
  22         memory {
  23                 reg = <0x00000000 0x08000000
  24                        0x88000000 0x18000000>;
  25         };
  26
  27         spi {
  28                 compatible = "spi-gpio";
  29                 num-chipselects = <1>;
  30                 gpio-sck = <&chipcommon 7 0>;
  31                 gpio-mosi = <&chipcommon 4 0>;
  32                 cs-gpios = <&chipcommon 6 0>;
  33                 #address-cells = <1>;
  34                 #size-cells = <0>;
  35
  36                 hc595: gpio_spi@0 {
  37                         compatible = "fairchild,74hc595";
  38                         reg = <0>;
  39                         registers-number = <1>;
  40                         spi-max-frequency = <100000>;
  41
  42                         gpio-controller;
  43                         #gpio-cells = <2>;
  44
  45                 };
  46         };
  47
  48         leds {
  49                 compatible = "gpio-leds";
  50
  51                 usb {
  52                         label = "bcm53xx:blue:usb";
  53                         gpios = <&hc595 0 GPIO_ACTIVE_HIGH>;
  54                         trigger-sources = <&ohci_port1>, <&ehci_port1>,
  55                                           <&xhci_port1>, <&ohci_port2>,
  56                                           <&ehci_port2>;
  57                         linux,default-trigger = "usbport";
  58                 };
  59
  60                 power0 {
  61                         label = "bcm53xx:red:power";
  62                         gpios = <&hc595 1 GPIO_ACTIVE_HIGH>;
  63                 };
  64
  65                 power1 {
  66                         label = "bcm53xx:white:power";
  67                         gpios = <&hc595 2 GPIO_ACTIVE_HIGH>;
  68                         linux,default-trigger = "default-on";
  69                 };
  70
  71                 router0 {
  72                         label = "bcm53xx:blue:router";
  73                         gpios = <&hc595 3 GPIO_ACTIVE_HIGH>;
  74                         linux,default-trigger = "default-on";
  75                 };
  76
  77                 router1 {
  78                         label = "bcm53xx:amber:router";
  79                         gpios = <&hc595 4 GPIO_ACTIVE_HIGH>;
  80                 };
  81
  82                 wan {
  83                         label = "bcm53xx:blue:wan";
  84                         gpios = <&hc595 5 GPIO_ACTIVE_HIGH>;
  85                         linux,default-trigger = "default-on";
  86                 };
  87
  88                 wireless0 {
  89                         label = "bcm53xx:blue:wireless";
  90                         gpios = <&hc595 6 GPIO_ACTIVE_HIGH>;
  91                 };
  92
  93                 wireless1 {
  94                         label = "bcm53xx:amber:wireless";
  95                         gpios = <&hc595 7 GPIO_ACTIVE_HIGH>;
  96                 };
  97         };
  98
  99         gpio-keys {
 100                 compatible = "gpio-keys";
 101                 #address-cells = <1>;
 102                 #size-cells = <0>;
 103
 104                 restart {
 105                         label = "Reset";
 106                         linux,code = <KEY_RESTART>;
 107                         gpios = <&chipcommon 11 GPIO_ACTIVE_LOW>;
 108                 };
 109
 110                 aoss {
 111                         label = "AOSS";
 112                         linux,code = <KEY_WPS_BUTTON>;
 113                         gpios = <&chipcommon 12 GPIO_ACTIVE_LOW>;
 114                 };
 115
 116                 /* Commit mode set by switch? */
 117                 mode {
 118                         label = "Mode";
 119                         linux,code = <KEY_SETUP>;
 120                         gpios = <&chipcommon 13 GPIO_ACTIVE_LOW>;
 121                 };
 122
 123                 /* Switch: AP mode */
 124                 sw_ap {
 125                         label = "AP";
 126                         linux,code = <BTN_0>;
 127                         gpios = <&chipcommon 14 GPIO_ACTIVE_LOW>;
 128                 };
 129
 130                 eject {
 131                         label = "USB eject";
 132                         linux,code = <KEY_EJECTCD>;
 133                         gpios = <&chipcommon 15 GPIO_ACTIVE_LOW>;
 134                 };
 135         };
 136 };
 137
 138 &usb2 {
 139         vcc-gpio = <&chipcommon 9 GPIO_ACTIVE_HIGH>;
 140 };
 141
 142 &usb3 {
 143         vcc-gpio = <&chipcommon 10 GPIO_ACTIVE_LOW>;
 144 };
 145
 146 &spi_nor {
 147         status = "okay";
 148 };
 149
 150 &usb3_phy {
 151         status = "okay";
 152 };