Loading...
1// SPDX-License-Identifier: GPL-2.0
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.
10 */
11
12/dts-v1/;
13#include "exynos4412.dtsi"
14#include "exynos-mfc-reserved-memory.dtsi"
15
16/ {
17 model = "Samsung SMDK evaluation board based on Exynos4412";
18 compatible = "samsung,smdk4412", "samsung,exynos4412", "samsung,exynos4";
19
20 memory@40000000 {
21 device_type = "memory";
22 reg = <0x40000000 0x40000000>;
23 };
24
25 chosen {
26 bootargs ="root=/dev/ram0 rw ramdisk=8192 initrd=0x41000000,8M console=ttySAC1,115200 init=/linuxrc";
27 stdout-path = &serial_1;
28 };
29
30 fixed-rate-clocks {
31 xxti {
32 compatible = "samsung,clock-xxti";
33 clock-frequency = <0>;
34 };
35
36 xusbxti {
37 compatible = "samsung,clock-xusbxti";
38 clock-frequency = <24000000>;
39 };
40 };
41};
42
43&keypad {
44 samsung,keypad-num-rows = <3>;
45 samsung,keypad-num-columns = <8>;
46 linux,keypad-no-autorepeat;
47 wakeup-source;
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 };
57
58 key_2 {
59 keypad,row = <1>;
60 keypad,column = <4>;
61 linux,code = <3>;
62 };
63
64 key_3 {
65 keypad,row = <1>;
66 keypad,column = <5>;
67 linux,code = <4>;
68 };
69
70 key_4 {
71 keypad,row = <1>;
72 keypad,column = <6>;
73 linux,code = <5>;
74 };
75
76 key_5 {
77 keypad,row = <1>;
78 keypad,column = <7>;
79 linux,code = <6>;
80 };
81
82 key_A {
83 keypad,row = <2>;
84 keypad,column = <6>;
85 linux,code = <30>;
86 };
87
88 key_B {
89 keypad,row = <2>;
90 keypad,column = <7>;
91 linux,code = <48>;
92 };
93
94 key_C {
95 keypad,row = <0>;
96 keypad,column = <5>;
97 linux,code = <46>;
98 };
99
100 key_D {
101 keypad,row = <2>;
102 keypad,column = <5>;
103 linux,code = <32>;
104 };
105
106 key_E {
107 keypad,row = <0>;
108 keypad,column = <7>;
109 linux,code = <18>;
110 };
111};
112
113&pinctrl_1 {
114 keypad_rows: keypad-rows {
115 samsung,pins = "gpx2-0", "gpx2-1", "gpx2-2";
116 samsung,pin-function = <EXYNOS_PIN_FUNC_3>;
117 samsung,pin-pud = <EXYNOS_PIN_PULL_UP>;
118 samsung,pin-drv = <EXYNOS4_PIN_DRV_LV1>;
119 };
120
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";
124 samsung,pin-function = <EXYNOS_PIN_FUNC_3>;
125 samsung,pin-pud = <EXYNOS_PIN_PULL_NONE>;
126 samsung,pin-drv = <EXYNOS4_PIN_DRV_LV1>;
127 };
128};
129
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};
136
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";
151};
1/*
2 * Samsung's Exynos4412 based SMDK board device tree source
3 *
4 * Copyright (c) 2012-2013 Samsung Electronics Co., Ltd.
5 * http://www.samsung.com
6 *
7 * Device tree source file for Samsung's SMDK4412 board which is based on
8 * Samsung's Exynos4412 SoC.
9 *
10 * This program is free software; you can redistribute it and/or modify
11 * it under the terms of the GNU General Public License version 2 as
12 * published by the Free Software Foundation.
13*/
14
15/dts-v1/;
16#include "exynos4412.dtsi"
17
18/ {
19 model = "Samsung SMDK evaluation board based on Exynos4412";
20 compatible = "samsung,smdk4412", "samsung,exynos4412", "samsung,exynos4";
21
22 memory {
23 reg = <0x40000000 0x40000000>;
24 };
25
26 chosen {
27 bootargs ="root=/dev/ram0 rw ramdisk=8192 initrd=0x41000000,8M console=ttySAC1,115200 init=/linuxrc";
28 };
29
30 g2d@10800000 {
31 status = "okay";
32 };
33
34 pinctrl@11000000 {
35 keypad_rows: keypad-rows {
36 samsung,pins = "gpx2-0", "gpx2-1", "gpx2-2";
37 samsung,pin-function = <3>;
38 samsung,pin-pud = <3>;
39 samsung,pin-drv = <0>;
40 };
41
42 keypad_cols: keypad-cols {
43 samsung,pins = "gpx1-0", "gpx1-1", "gpx1-2", "gpx1-3",
44 "gpx1-4", "gpx1-5", "gpx1-6", "gpx1-7";
45 samsung,pin-function = <3>;
46 samsung,pin-pud = <0>;
47 samsung,pin-drv = <0>;
48 };
49 };
50
51 keypad@100A0000 {
52 samsung,keypad-num-rows = <3>;
53 samsung,keypad-num-columns = <8>;
54 linux,keypad-no-autorepeat;
55 linux,keypad-wakeup;
56 pinctrl-0 = <&keypad_rows &keypad_cols>;
57 pinctrl-names = "default";
58 status = "okay";
59
60 key_1 {
61 keypad,row = <1>;
62 keypad,column = <3>;
63 linux,code = <2>;
64 };
65
66 key_2 {
67 keypad,row = <1>;
68 keypad,column = <4>;
69 linux,code = <3>;
70 };
71
72 key_3 {
73 keypad,row = <1>;
74 keypad,column = <5>;
75 linux,code = <4>;
76 };
77
78 key_4 {
79 keypad,row = <1>;
80 keypad,column = <6>;
81 linux,code = <5>;
82 };
83
84 key_5 {
85 keypad,row = <1>;
86 keypad,column = <7>;
87 linux,code = <6>;
88 };
89
90 key_A {
91 keypad,row = <2>;
92 keypad,column = <6>;
93 linux,code = <30>;
94 };
95
96 key_B {
97 keypad,row = <2>;
98 keypad,column = <7>;
99 linux,code = <48>;
100 };
101
102 key_C {
103 keypad,row = <0>;
104 keypad,column = <5>;
105 linux,code = <46>;
106 };
107
108 key_D {
109 keypad,row = <2>;
110 keypad,column = <5>;
111 linux,code = <32>;
112 };
113
114 key_E {
115 keypad,row = <0>;
116 keypad,column = <7>;
117 linux,code = <18>;
118 };
119 };
120
121 sdhci@12530000 {
122 bus-width = <4>;
123 pinctrl-0 = <&sd2_clk &sd2_cmd &sd2_bus4 &sd2_cd>;
124 pinctrl-names = "default";
125 status = "okay";
126 };
127
128 codec@13400000 {
129 samsung,mfc-r = <0x43000000 0x800000>;
130 samsung,mfc-l = <0x51000000 0x800000>;
131 status = "okay";
132 };
133
134 serial@13800000 {
135 status = "okay";
136 };
137
138 serial@13810000 {
139 status = "okay";
140 };
141
142 serial@13820000 {
143 status = "okay";
144 };
145
146 serial@13830000 {
147 status = "okay";
148 };
149
150 fixed-rate-clocks {
151 xxti {
152 compatible = "samsung,clock-xxti";
153 clock-frequency = <0>;
154 };
155
156 xusbxti {
157 compatible = "samsung,clock-xusbxti";
158 clock-frequency = <24000000>;
159 };
160 };
161};