| Tom Rini | 53633a8 | 2024-02-29 12:33:36 -0500 | [diff] [blame^] | 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@0 { |
| 23 | device_type = "memory"; |
| 24 | reg = <0x00000000 0x08000000>, |
| 25 | <0x88000000 0x18000000>; |
| 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:blue:usb"; |
| 54 | gpios = <&hc595 0 GPIO_ACTIVE_HIGH>; |
| 55 | trigger-sources = <&ohci_port1>, <&ehci_port1>, |
| 56 | <&xhci_port1>, <&ohci_port2>, |
| 57 | <&ehci_port2>; |
| 58 | linux,default-trigger = "usbport"; |
| 59 | }; |
| 60 | |
| 61 | led-power0 { |
| 62 | label = "bcm53xx:red:power"; |
| 63 | gpios = <&hc595 1 GPIO_ACTIVE_HIGH>; |
| 64 | }; |
| 65 | |
| 66 | led-power1 { |
| 67 | label = "bcm53xx:white:power"; |
| 68 | gpios = <&hc595 2 GPIO_ACTIVE_HIGH>; |
| 69 | linux,default-trigger = "default-on"; |
| 70 | }; |
| 71 | |
| 72 | led-router0 { |
| 73 | label = "bcm53xx:blue:router"; |
| 74 | gpios = <&hc595 3 GPIO_ACTIVE_HIGH>; |
| 75 | linux,default-trigger = "default-on"; |
| 76 | }; |
| 77 | |
| 78 | led-router1 { |
| 79 | label = "bcm53xx:amber:router"; |
| 80 | gpios = <&hc595 4 GPIO_ACTIVE_HIGH>; |
| 81 | }; |
| 82 | |
| 83 | led-wan { |
| 84 | label = "bcm53xx:blue:wan"; |
| 85 | gpios = <&hc595 5 GPIO_ACTIVE_HIGH>; |
| 86 | linux,default-trigger = "default-on"; |
| 87 | }; |
| 88 | |
| 89 | led-wireless0 { |
| 90 | label = "bcm53xx:blue:wireless"; |
| 91 | gpios = <&hc595 6 GPIO_ACTIVE_HIGH>; |
| 92 | }; |
| 93 | |
| 94 | led-wireless1 { |
| 95 | label = "bcm53xx:amber:wireless"; |
| 96 | gpios = <&hc595 7 GPIO_ACTIVE_HIGH>; |
| 97 | }; |
| 98 | }; |
| 99 | |
| 100 | gpio-keys { |
| 101 | compatible = "gpio-keys"; |
| 102 | |
| 103 | button-restart { |
| 104 | label = "Reset"; |
| 105 | linux,code = <KEY_RESTART>; |
| 106 | gpios = <&chipcommon 11 GPIO_ACTIVE_LOW>; |
| 107 | }; |
| 108 | |
| 109 | button-aoss { |
| 110 | label = "AOSS"; |
| 111 | linux,code = <KEY_WPS_BUTTON>; |
| 112 | gpios = <&chipcommon 12 GPIO_ACTIVE_LOW>; |
| 113 | }; |
| 114 | |
| 115 | /* Commit mode set by switch? */ |
| 116 | button-mode { |
| 117 | label = "Mode"; |
| 118 | linux,code = <KEY_SETUP>; |
| 119 | gpios = <&chipcommon 13 GPIO_ACTIVE_LOW>; |
| 120 | }; |
| 121 | |
| 122 | /* Switch: AP mode */ |
| 123 | button-sw-ap { |
| 124 | label = "AP"; |
| 125 | linux,code = <BTN_0>; |
| 126 | gpios = <&chipcommon 14 GPIO_ACTIVE_LOW>; |
| 127 | }; |
| 128 | |
| 129 | button-eject { |
| 130 | label = "USB eject"; |
| 131 | linux,code = <KEY_EJECTCD>; |
| 132 | gpios = <&chipcommon 15 GPIO_ACTIVE_LOW>; |
| 133 | }; |
| 134 | }; |
| 135 | }; |
| 136 | |
| 137 | &usb2 { |
| 138 | vcc-gpio = <&chipcommon 9 GPIO_ACTIVE_HIGH>; |
| 139 | }; |
| 140 | |
| 141 | &usb3 { |
| 142 | vcc-gpio = <&chipcommon 10 GPIO_ACTIVE_LOW>; |
| 143 | }; |
| 144 | |
| 145 | &spi_nor { |
| 146 | status = "okay"; |
| 147 | }; |
| 148 | |
| 149 | &usb3_phy { |
| 150 | status = "okay"; |
| 151 | }; |