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ARM: dts: Add exynos5420 peach-pit board support
[mirror_ubuntu-artful-kernel.git] / arch / arm / boot / dts / exynos5420-peach-pit.dts
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1/*
2 * Google Peach Pit Rev 6+ board device tree source
3 *
4 * Copyright (c) 2014 Google, Inc
5 *
6 * This program is free software; you can redistribute it and/or modify
7 * it under the terms of the GNU General Public License version 2 as
8 * published by the Free Software Foundation.
9 */
10
11/dts-v1/;
12#include <dt-bindings/input/input.h>
13#include <dt-bindings/gpio/gpio.h>
14#include "exynos5420.dtsi"
15
16/ {
17 model = "Google Peach Pit Rev 6+";
18
19 compatible = "google,pit-rev16",
20 "google,pit-rev15", "google,pit-rev14",
21 "google,pit-rev13", "google,pit-rev12",
22 "google,pit-rev11", "google,pit-rev10",
23 "google,pit-rev9", "google,pit-rev8",
24 "google,pit-rev7", "google,pit-rev6",
25 "google,pit", "google,peach","samsung,exynos5420",
26 "samsung,exynos5";
27
28 memory {
29 reg = <0x20000000 0x80000000>;
30 };
31
32 fixed-rate-clocks {
33 oscclk {
34 compatible = "samsung,exynos5420-oscclk";
35 clock-frequency = <24000000>;
36 };
37 };
38
39 gpio-keys {
40 compatible = "gpio-keys";
41
42 pinctrl-names = "default";
43 pinctrl-0 = <&power_key_irq>;
44
45 power {
46 label = "Power";
47 gpios = <&gpx1 2 GPIO_ACTIVE_LOW>;
48 linux,code = <KEY_POWER>;
49 gpio-key,wakeup;
50 };
51 };
52
53 backlight {
54 compatible = "pwm-backlight";
55 pwms = <&pwm 0 1000000 0>;
56 brightness-levels = <0 100 500 1000 1500 2000 2500 2800>;
57 default-brightness-level = <7>;
58 pinctrl-0 = <&pwm0_out>;
59 pinctrl-names = "default";
60 };
61};
62
63&pinctrl_0 {
64 tpm_irq: tpm-irq {
65 samsung,pins = "gpx1-0";
66 samsung,pin-function = <0>;
67 samsung,pin-pud = <0>;
68 samsung,pin-drv = <0>;
69 };
70
71 power_key_irq: power-key-irq {
72 samsung,pins = "gpx1-2";
73 samsung,pin-function = <0>;
74 samsung,pin-pud = <0>;
75 samsung,pin-drv = <0>;
76 };
77};
78
79&rtc {
80 status = "okay";
81};
82
83&uart_3 {
84 status = "okay";
85};
86
87&mmc_0 {
88 status = "okay";
89 num-slots = <1>;
90 broken-cd;
91 caps2-mmc-hs200-1_8v;
92 supports-highspeed;
93 non-removable;
94 card-detect-delay = <200>;
95 clock-frequency = <400000000>;
96 samsung,dw-mshc-ciu-div = <3>;
97 samsung,dw-mshc-sdr-timing = <0 4>;
98 samsung,dw-mshc-ddr-timing = <0 2>;
99 pinctrl-names = "default";
100 pinctrl-0 = <&sd0_clk &sd0_cmd &sd0_bus4 &sd0_bus8>;
101
102 slot@0 {
103 reg = <0>;
104 bus-width = <8>;
105 };
106};
107
108&mmc_2 {
109 status = "okay";
110 num-slots = <1>;
111 supports-highspeed;
112 card-detect-delay = <200>;
113 clock-frequency = <400000000>;
114 samsung,dw-mshc-ciu-div = <3>;
115 samsung,dw-mshc-sdr-timing = <2 3>;
116 samsung,dw-mshc-ddr-timing = <1 2>;
117 pinctrl-names = "default";
118 pinctrl-0 = <&sd2_clk &sd2_cmd &sd2_cd &sd2_bus4>;
119
120 slot@0 {
121 reg = <0>;
122 bus-width = <4>;
123 };
124};
125
126&hsi2c_9 {
127 status = "okay";
128 clock-frequency = <400000>;
129
130 tpm@20 {
131 compatible = "infineon,slb9645tt";
132 reg = <0x20>;
133
134 /* Unused irq; but still need to configure the pins */
135 pinctrl-names = "default";
136 pinctrl-0 = <&tpm_irq>;
137 };
138};
139
140/*
141 * Use longest HW watchdog in SoC (32 seconds) since the hardware
142 * watchdog provides no debugging information (compared to soft/hard
143 * lockup detectors) and so should be last resort.
144 */
145&watchdog {
146 timeout-sec = <32>;
147};