1// SPDX-License-Identifier: GPL-2.0-or-later OR MIT 2/* 3 * Broadcom BCM470X / BCM5301X ARM platform code. 4 * DTS for Buffalo WZR-900DHP 5 * 6 * Copyright (C) 2015 Rafał Miłecki <zajec5@gmail.com> 7 */ 8 9/dts-v1/; 10 11#include "bcm47081.dtsi" 12#include "bcm5301x-nand-cs0-bch8.dtsi" 13 14/ { 15 compatible = "buffalo,wzr-900dhp", "brcm,bcm47081", "brcm,bcm4708"; 16 model = "Buffalo WZR-900DHP (BCM47081)"; 17 18 chosen { 19 bootargs = "console=ttyS0,115200"; 20 }; 21 22 memory@0 { 23 device_type = "memory"; 24 reg = <0x00000000 0x08000000>, 25 <0x88000000 0x08000000>; 26 }; 27 28 spi { 29 compatible = "spi-gpio"; 30 num-chipselects = <1>; 31 sck-gpios = <&chipcommon 7 0>; 32 mosi-gpios = <&chipcommon 4 0>; 33 cs-gpios = <&chipcommon 6 0>; 34 #address-cells = <1>; 35 #size-cells = <0>; 36 37 hc595: gpio_spi@0 { 38 compatible = "fairchild,74hc595"; 39 reg = <0>; 40 registers-number = <1>; 41 spi-max-frequency = <100000>; 42 43 gpio-controller; 44 #gpio-cells = <2>; 45 46 }; 47 }; 48 49 leds { 50 compatible = "gpio-leds"; 51 52 led-usb { 53 label = "bcm53xx:green:usb"; 54 gpios = <&hc595 0 GPIO_ACTIVE_HIGH>; 55 }; 56 57 led-power0 { 58 label = "bcm53xx:green:power"; 59 gpios = <&hc595 1 GPIO_ACTIVE_HIGH>; 60 linux,default-trigger = "default-on"; 61 }; 62 63 led-power1 { 64 label = "bcm53xx:red:power"; 65 gpios = <&hc595 2 GPIO_ACTIVE_HIGH>; 66 }; 67 68 led-router0 { 69 label = "bcm53xx:green:router"; 70 gpios = <&hc595 3 GPIO_ACTIVE_HIGH>; 71 linux,default-trigger = "default-on"; 72 }; 73 74 led-router1 { 75 label = "bcm53xx:amber:router"; 76 gpios = <&hc595 4 GPIO_ACTIVE_HIGH>; 77 }; 78 79 led-wan { 80 label = "bcm53xx:green:wan"; 81 gpios = <&hc595 5 GPIO_ACTIVE_HIGH>; 82 linux,default-trigger = "default-on"; 83 }; 84 85 led-wireless0 { 86 label = "bcm53xx:green:wireless"; 87 gpios = <&hc595 6 GPIO_ACTIVE_HIGH>; 88 }; 89 90 led-wireless1 { 91 label = "bcm53xx:amber:wireless"; 92 gpios = <&hc595 7 GPIO_ACTIVE_HIGH>; 93 }; 94 }; 95 96 gpio-keys { 97 compatible = "gpio-keys"; 98 99 button-restart { 100 label = "Reset"; 101 linux,code = <KEY_RESTART>; 102 gpios = <&chipcommon 11 GPIO_ACTIVE_LOW>; 103 }; 104 }; 105}; 106 107&usb3_phy { 108 status = "okay"; 109}; 110