xref: /linux/arch/mips/boot/dts/img/pistachio_marduk.dts (revision 26fbb4c8c7c3ee9a4c3b4de555a8587b5a19154e) 
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	led-controller {
50		compatible = "pwm-leds";
51
52		led-1 {
53			label = "marduk:red:heartbeat";
54			pwms = <&pwm 3 300000>;
55			max-brightness = <255>;
56			linux,default-trigger = "heartbeat";
57		};
58	};
59
60	keys {
61		compatible = "gpio-keys";
62		button@1 {
63			label = "Button 1";
64			linux,code = <0x101>; /* BTN_1 */
65			gpios = <&gpio3 6 GPIO_ACTIVE_LOW>;
66		};
67		button@2 {
68			label = "Button 2";
69			linux,code = <0x102>; /* BTN_2 */
70			gpios = <&gpio2 14 GPIO_ACTIVE_LOW>;
71		};
72	};
73};
74
75&internal_dac {
76	VDD-supply = <&internal_dac_supply>;
77};
78
79&spfi1 {
80	status = "okay";
81
82	pinctrl-0 = <&spim1_pins>, <&spim1_quad_pins>, <&spim1_cs0_pin>,
83		    <&spim1_cs1_pin>;
84	pinctrl-names = "default";
85	cs-gpios = <&gpio0 0 GPIO_ACTIVE_HIGH>, <&gpio0 1 GPIO_ACTIVE_HIGH>;
86
87	flash@0 {
88		compatible = "spansion,s25fl016k", "jedec,spi-nor";
89		reg = <0>;
90		spi-max-frequency = <50000000>;
91	};
92};
93
94&uart0 {
95	status = "okay";
96	assigned-clock-rates = <114278400>, <1843200>;
97};
98
99&uart1 {
100	status = "okay";
101};
102
103&usb {
104	status = "okay";
105};
106
107&enet {
108	status = "okay";
109};
110
111&pin_enet {
112	drive-strength = <2>;
113};
114
115&pin_enet_phy_clk {
116	drive-strength = <2>;
117};
118
119&sdhost {
120	status = "okay";
121	bus-width = <4>;
122	disable-wp;
123};
124
125&pin_sdhost_cmd {
126	drive-strength = <2>;
127};
128
129&pin_sdhost_data {
130	drive-strength = <2>;
131};
132
133&pwm {
134	status = "okay";
135
136	pinctrl-0 = <&pwmpdm0_pin>, <&pwmpdm1_pin>, <&pwmpdm2_pin>,
137		    <&pwmpdm3_pin>;
138	pinctrl-names = "default";
139};
140
141&adc {
142	status = "okay";
143	vref-supply = <&reg_1v8>;
144	adc-reserved-channels = <0x10>;
145};
146
147&i2c2 {
148	status = "okay";
149	clock-frequency = <400000>;
150
151	tpm@20 {
152		compatible = "infineon,slb9645tt";
153		reg = <0x20>;
154	};
155
156};
157
158&i2c3 {
159	status = "okay";
160	clock-frequency = <400000>;
161};
162