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cc4637f7 | 1 | // SPDX-License-Identifier: GPL-2.0 |
86666adc TA |
2 | /* |
3 | * Samsung's Exynos4412 based SMDK board device tree source | |
4 | * | |
5 | * Copyright (c) 2012-2013 Samsung Electronics Co., Ltd. | |
6 | * http://www.samsung.com | |
7 | * | |
8 | * Device tree source file for Samsung's SMDK4412 board which is based on | |
9 | * Samsung's Exynos4412 SoC. | |
cc4637f7 | 10 | */ |
86666adc TA |
11 | |
12 | /dts-v1/; | |
3799279f | 13 | #include "exynos4412.dtsi" |
8b9ac7e3 | 14 | #include "exynos-mfc-reserved-memory.dtsi" |
86666adc TA |
15 | |
16 | / { | |
17 | model = "Samsung SMDK evaluation board based on Exynos4412"; | |
8bdb31b4 | 18 | compatible = "samsung,smdk4412", "samsung,exynos4412", "samsung,exynos4"; |
86666adc | 19 | |
824e4133 | 20 | memory@40000000 { |
1354835a | 21 | device_type = "memory"; |
86666adc TA |
22 | reg = <0x40000000 0x40000000>; |
23 | }; | |
24 | ||
25 | chosen { | |
26 | bootargs ="root=/dev/ram0 rw ramdisk=8192 initrd=0x41000000,8M console=ttySAC1,115200 init=/linuxrc"; | |
62d38099 | 27 | stdout-path = &serial_1; |
86666adc TA |
28 | }; |
29 | ||
3d06a5c1 KK |
30 | fixed-rate-clocks { |
31 | xxti { | |
32 | compatible = "samsung,clock-xxti"; | |
33 | clock-frequency = <0>; | |
c9b92dd7 SK |
34 | }; |
35 | ||
3d06a5c1 KK |
36 | xusbxti { |
37 | compatible = "samsung,clock-xusbxti"; | |
38 | clock-frequency = <24000000>; | |
c9b92dd7 SK |
39 | }; |
40 | }; | |
3d06a5c1 | 41 | }; |
c9b92dd7 | 42 | |
3d06a5c1 KK |
43 | &keypad { |
44 | samsung,keypad-num-rows = <3>; | |
45 | samsung,keypad-num-columns = <8>; | |
46 | linux,keypad-no-autorepeat; | |
36a0282a | 47 | wakeup-source; |
3d06a5c1 KK |
48 | pinctrl-0 = <&keypad_rows &keypad_cols>; |
49 | pinctrl-names = "default"; | |
50 | status = "okay"; | |
51 | ||
52 | key_1 { | |
53 | keypad,row = <1>; | |
54 | keypad,column = <3>; | |
55 | linux,code = <2>; | |
56 | }; | |
c9b92dd7 | 57 | |
3d06a5c1 KK |
58 | key_2 { |
59 | keypad,row = <1>; | |
60 | keypad,column = <4>; | |
61 | linux,code = <3>; | |
62 | }; | |
c9b92dd7 | 63 | |
3d06a5c1 KK |
64 | key_3 { |
65 | keypad,row = <1>; | |
66 | keypad,column = <5>; | |
67 | linux,code = <4>; | |
68 | }; | |
c9b92dd7 | 69 | |
3d06a5c1 KK |
70 | key_4 { |
71 | keypad,row = <1>; | |
72 | keypad,column = <6>; | |
73 | linux,code = <5>; | |
74 | }; | |
c9b92dd7 | 75 | |
3d06a5c1 KK |
76 | key_5 { |
77 | keypad,row = <1>; | |
78 | keypad,column = <7>; | |
79 | linux,code = <6>; | |
80 | }; | |
c9b92dd7 | 81 | |
3d06a5c1 KK |
82 | key_A { |
83 | keypad,row = <2>; | |
84 | keypad,column = <6>; | |
85 | linux,code = <30>; | |
c9b92dd7 SK |
86 | }; |
87 | ||
3d06a5c1 KK |
88 | key_B { |
89 | keypad,row = <2>; | |
90 | keypad,column = <7>; | |
91 | linux,code = <48>; | |
b914c318 SK |
92 | }; |
93 | ||
3d06a5c1 KK |
94 | key_C { |
95 | keypad,row = <0>; | |
96 | keypad,column = <5>; | |
97 | linux,code = <46>; | |
32486d14 SK |
98 | }; |
99 | ||
3d06a5c1 KK |
100 | key_D { |
101 | keypad,row = <2>; | |
102 | keypad,column = <5>; | |
103 | linux,code = <32>; | |
86666adc TA |
104 | }; |
105 | ||
3d06a5c1 KK |
106 | key_E { |
107 | keypad,row = <0>; | |
108 | keypad,column = <7>; | |
109 | linux,code = <18>; | |
86666adc | 110 | }; |
3d06a5c1 KK |
111 | }; |
112 | ||
3d06a5c1 KK |
113 | &pinctrl_1 { |
114 | keypad_rows: keypad-rows { | |
115 | samsung,pins = "gpx2-0", "gpx2-1", "gpx2-2"; | |
c35bc3f9 KK |
116 | samsung,pin-function = <EXYNOS_PIN_FUNC_3>; |
117 | samsung,pin-pud = <EXYNOS_PIN_PULL_UP>; | |
118 | samsung,pin-drv = <EXYNOS4_PIN_DRV_LV1>; | |
86666adc TA |
119 | }; |
120 | ||
3d06a5c1 KK |
121 | keypad_cols: keypad-cols { |
122 | samsung,pins = "gpx1-0", "gpx1-1", "gpx1-2", "gpx1-3", | |
123 | "gpx1-4", "gpx1-5", "gpx1-6", "gpx1-7"; | |
c35bc3f9 KK |
124 | samsung,pin-function = <EXYNOS_PIN_FUNC_3>; |
125 | samsung,pin-pud = <EXYNOS_PIN_PULL_NONE>; | |
126 | samsung,pin-drv = <EXYNOS4_PIN_DRV_LV1>; | |
86666adc | 127 | }; |
3d06a5c1 | 128 | }; |
8b6076d4 | 129 | |
3d06a5c1 KK |
130 | &sdhci_2 { |
131 | bus-width = <4>; | |
132 | pinctrl-0 = <&sd2_clk &sd2_cmd &sd2_bus4 &sd2_cd>; | |
133 | pinctrl-names = "default"; | |
134 | status = "okay"; | |
135 | }; | |
8b6076d4 | 136 | |
3d06a5c1 KK |
137 | &serial_0 { |
138 | status = "okay"; | |
139 | }; | |
140 | ||
141 | &serial_1 { | |
142 | status = "okay"; | |
143 | }; | |
144 | ||
145 | &serial_2 { | |
146 | status = "okay"; | |
147 | }; | |
148 | ||
149 | &serial_3 { | |
150 | status = "okay"; | |
86666adc | 151 | }; |