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 = <®_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 };
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