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		gpio-sck = <&chipcommon 7 0>;
32		gpio-mosi = <&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		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		power0 {
62			label = "bcm53xx:red:power";
63			gpios = <&hc595 1 GPIO_ACTIVE_HIGH>;
64		};
65
66		power1 {
67			label = "bcm53xx:white:power";
68			gpios = <&hc595 2 GPIO_ACTIVE_HIGH>;
69			linux,default-trigger = "default-on";
70		};
71
72		router0 {
73			label = "bcm53xx:blue:router";
74			gpios = <&hc595 3 GPIO_ACTIVE_HIGH>;
75			linux,default-trigger = "default-on";
76		};
77
78		router1 {
79			label = "bcm53xx:amber:router";
80			gpios = <&hc595 4 GPIO_ACTIVE_HIGH>;
81		};
82
83		wan {
84			label = "bcm53xx:blue:wan";
85			gpios = <&hc595 5 GPIO_ACTIVE_HIGH>;
86			linux,default-trigger = "default-on";
87		};
88
89		wireless0 {
90			label = "bcm53xx:blue:wireless";
91			gpios = <&hc595 6 GPIO_ACTIVE_HIGH>;
92		};
93
94		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		restart {
104			label = "Reset";
105			linux,code = <KEY_RESTART>;
106			gpios = <&chipcommon 11 GPIO_ACTIVE_LOW>;
107		};
108
109		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		mode {
117			label = "Mode";
118			linux,code = <KEY_SETUP>;
119			gpios = <&chipcommon 13 GPIO_ACTIVE_LOW>;
120		};
121
122		/* Switch: AP mode */
123		sw_ap {
124			label = "AP";
125			linux,code = <BTN_0>;
126			gpios = <&chipcommon 14 GPIO_ACTIVE_LOW>;
127		};
128
129		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};
152