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1// SPDX-License-Identifier: GPL-2.0
2/*
3 * Samsung's Exynos4210 based SMDKV310 board device tree source
4 *
5 * Copyright (c) 2010-2011 Samsung Electronics Co., Ltd.
6 * http://www.samsung.com
7 * Copyright (c) 2010-2011 Linaro Ltd.
8 * www.linaro.org
9 *
10 * Device tree source file for Samsung's SMDKV310 board which is based on
11 * Samsung's Exynos4210 SoC.
12 */
13
14/dts-v1/;
15#include "exynos4210.dtsi"
16#include <dt-bindings/gpio/gpio.h>
17#include "exynos-mfc-reserved-memory.dtsi"
18
19/ {
20 model = "Samsung smdkv310 evaluation board based on Exynos4210";
21 compatible = "samsung,smdkv310", "samsung,exynos4210", "samsung,exynos4";
22
23 memory@40000000 {
24 device_type = "memory";
25 reg = <0x40000000 0x80000000>;
26 };
27
28 chosen {
29 bootargs = "root=/dev/ram0 rw ramdisk=8192 initrd=0x41000000,8M init=/linuxrc";
30 stdout-path = "serial1:115200n8";
31 };
32
33 fixed-rate-clocks {
34 xxti {
35 compatible = "samsung,clock-xxti";
36 clock-frequency = <12000000>;
37 };
38
39 xusbxti {
40 compatible = "samsung,clock-xusbxti";
41 clock-frequency = <24000000>;
42 };
43
44 pmic_ap_clk: pmic-ap-clk {
45 /* Workaround for missing clock on PMIC */
46 compatible = "fixed-clock";
47 #clock-cells = <0>;
48 clock-frequency = <32768>;
49 };
50 };
51};
52
53&cpu_thermal {
54 cooling-maps {
55 map0 {
56 /* Corresponds to 800MHz */
57 cooling-device = <&cpu0 2 2>;
58 };
59 map1 {
60 /* Corresponds to 200MHz */
61 cooling-device = <&cpu0 4 4>;
62 };
63 };
64};
65
66&i2c_0 {
67 #address-cells = <1>;
68 #size-cells = <0>;
69 samsung,i2c-sda-delay = <100>;
70 samsung,i2c-max-bus-freq = <100000>;
71 status = "okay";
72
73 eeprom@50 {
74 compatible = "samsung,24ad0xd1";
75 reg = <0x50>;
76 };
77
78 eeprom@52 {
79 compatible = "samsung,24ad0xd1";
80 reg = <0x52>;
81 };
82};
83
84&keypad {
85 samsung,keypad-num-rows = <2>;
86 samsung,keypad-num-columns = <8>;
87 linux,keypad-no-autorepeat;
88 wakeup-source;
89 pinctrl-names = "default";
90 pinctrl-0 = <&keypad_rows &keypad_cols>;
91 status = "okay";
92
93 key-1 {
94 keypad,row = <0>;
95 keypad,column = <3>;
96 linux,code = <2>;
97 };
98
99 key-2 {
100 keypad,row = <0>;
101 keypad,column = <4>;
102 linux,code = <3>;
103 };
104
105 key-3 {
106 keypad,row = <0>;
107 keypad,column = <5>;
108 linux,code = <4>;
109 };
110
111 key-4 {
112 keypad,row = <0>;
113 keypad,column = <6>;
114 linux,code = <5>;
115 };
116
117 key-5 {
118 keypad,row = <0>;
119 keypad,column = <7>;
120 linux,code = <6>;
121 };
122
123 key-a {
124 keypad,row = <1>;
125 keypad,column = <3>;
126 linux,code = <30>;
127 };
128
129 key-b {
130 keypad,row = <1>;
131 keypad,column = <4>;
132 linux,code = <48>;
133 };
134
135 key-c {
136 keypad,row = <1>;
137 keypad,column = <5>;
138 linux,code = <46>;
139 };
140
141 key-d {
142 keypad,row = <1>;
143 keypad,column = <6>;
144 linux,code = <32>;
145 };
146
147 key-e {
148 keypad,row = <1>;
149 keypad,column = <7>;
150 linux,code = <18>;
151 };
152};
153
154&pinctrl_1 {
155 keypad_rows: keypad-rows-pins {
156 samsung,pins = "gpx2-0", "gpx2-1";
157 samsung,pin-function = <EXYNOS_PIN_FUNC_3>;
158 samsung,pin-pud = <EXYNOS_PIN_PULL_UP>;
159 samsung,pin-drv = <EXYNOS4_PIN_DRV_LV1>;
160 };
161
162 keypad_cols: keypad-cols-pins {
163 samsung,pins = "gpx1-0", "gpx1-1", "gpx1-2", "gpx1-3",
164 "gpx1-4", "gpx1-5", "gpx1-6", "gpx1-7";
165 samsung,pin-function = <EXYNOS_PIN_FUNC_3>;
166 samsung,pin-pud = <EXYNOS_PIN_PULL_NONE>;
167 samsung,pin-drv = <EXYNOS4_PIN_DRV_LV1>;
168 };
169};
170
171&rtc {
172 clocks = <&clock CLK_RTC>, <&pmic_ap_clk>;
173 clock-names = "rtc", "rtc_src";
174};
175
176&sdhci_2 {
177 bus-width = <4>;
178 pinctrl-names = "default";
179 pinctrl-0 = <&sd2_clk &sd2_cmd &sd2_cd &sd2_bus4>;
180 status = "okay";
181};
182
183&serial_0 {
184 status = "okay";
185};
186
187&serial_1 {
188 status = "okay";
189};
190
191&serial_2 {
192 status = "okay";
193};
194
195&serial_3 {
196 status = "okay";
197};
198
199&spi_2 {
200 cs-gpios = <&gpc1 2 GPIO_ACTIVE_HIGH>;
201 status = "okay";
202
203 flash@0 {
204 #address-cells = <1>;
205 #size-cells = <1>;
206 compatible = "w25x80";
207 reg = <0>;
208 spi-max-frequency = <1000000>;
209
210 controller-data {
211 samsung,spi-feedback-delay = <0>;
212 };
213
214 partition@0 {
215 label = "U-Boot";
216 reg = <0x0 0x40000>;
217 read-only;
218 };
219
220 partition@40000 {
221 label = "Kernel";
222 reg = <0x40000 0xc0000>;
223 };
224 };
225};
1/*
2 * Samsung's Exynos4210 based SMDKV310 board device tree source
3 *
4 * Copyright (c) 2010-2011 Samsung Electronics Co., Ltd.
5 * http://www.samsung.com
6 * Copyright (c) 2010-2011 Linaro Ltd.
7 * www.linaro.org
8 *
9 * Device tree source file for Samsung's SMDKV310 board which is based on
10 * Samsung's Exynos4210 SoC.
11 *
12 * This program is free software; you can redistribute it and/or modify
13 * it under the terms of the GNU General Public License version 2 as
14 * published by the Free Software Foundation.
15*/
16
17/dts-v1/;
18#include "exynos4210.dtsi"
19#include <dt-bindings/gpio/gpio.h>
20#include "exynos-mfc-reserved-memory.dtsi"
21
22/ {
23 model = "Samsung smdkv310 evaluation board based on Exynos4210";
24 compatible = "samsung,smdkv310", "samsung,exynos4210", "samsung,exynos4";
25
26 memory@40000000 {
27 device_type = "memory";
28 reg = <0x40000000 0x80000000>;
29 };
30
31 chosen {
32 bootargs = "root=/dev/ram0 rw ramdisk=8192 initrd=0x41000000,8M console=ttySAC1,115200 init=/linuxrc";
33 stdout-path = &serial_1;
34 };
35
36 fixed-rate-clocks {
37 xxti {
38 compatible = "samsung,clock-xxti";
39 clock-frequency = <12000000>;
40 };
41
42 xusbxti {
43 compatible = "samsung,clock-xusbxti";
44 clock-frequency = <24000000>;
45 };
46 };
47};
48
49&i2c_0 {
50 #address-cells = <1>;
51 #size-cells = <0>;
52 samsung,i2c-sda-delay = <100>;
53 samsung,i2c-max-bus-freq = <100000>;
54 status = "okay";
55
56 eeprom@50 {
57 compatible = "samsung,24ad0xd1";
58 reg = <0x50>;
59 };
60
61 eeprom@52 {
62 compatible = "samsung,24ad0xd1";
63 reg = <0x52>;
64 };
65};
66
67&keypad {
68 samsung,keypad-num-rows = <2>;
69 samsung,keypad-num-columns = <8>;
70 linux,keypad-no-autorepeat;
71 wakeup-source;
72 pinctrl-names = "default";
73 pinctrl-0 = <&keypad_rows &keypad_cols>;
74 status = "okay";
75
76 key_1 {
77 keypad,row = <0>;
78 keypad,column = <3>;
79 linux,code = <2>;
80 };
81
82 key_2 {
83 keypad,row = <0>;
84 keypad,column = <4>;
85 linux,code = <3>;
86 };
87
88 key_3 {
89 keypad,row = <0>;
90 keypad,column = <5>;
91 linux,code = <4>;
92 };
93
94 key_4 {
95 keypad,row = <0>;
96 keypad,column = <6>;
97 linux,code = <5>;
98 };
99
100 key_5 {
101 keypad,row = <0>;
102 keypad,column = <7>;
103 linux,code = <6>;
104 };
105
106 key_a {
107 keypad,row = <1>;
108 keypad,column = <3>;
109 linux,code = <30>;
110 };
111
112 key_b {
113 keypad,row = <1>;
114 keypad,column = <4>;
115 linux,code = <48>;
116 };
117
118 key_c {
119 keypad,row = <1>;
120 keypad,column = <5>;
121 linux,code = <46>;
122 };
123
124 key_d {
125 keypad,row = <1>;
126 keypad,column = <6>;
127 linux,code = <32>;
128 };
129
130 key_e {
131 keypad,row = <1>;
132 keypad,column = <7>;
133 linux,code = <18>;
134 };
135};
136
137&pinctrl_1 {
138 keypad_rows: keypad-rows {
139 samsung,pins = "gpx2-0", "gpx2-1";
140 samsung,pin-function = <EXYNOS_PIN_FUNC_3>;
141 samsung,pin-pud = <EXYNOS_PIN_PULL_UP>;
142 samsung,pin-drv = <EXYNOS4_PIN_DRV_LV1>;
143 };
144
145 keypad_cols: keypad-cols {
146 samsung,pins = "gpx1-0", "gpx1-1", "gpx1-2", "gpx1-3",
147 "gpx1-4", "gpx1-5", "gpx1-6", "gpx1-7";
148 samsung,pin-function = <EXYNOS_PIN_FUNC_3>;
149 samsung,pin-pud = <EXYNOS_PIN_PULL_NONE>;
150 samsung,pin-drv = <EXYNOS4_PIN_DRV_LV1>;
151 };
152};
153
154&sdhci_2 {
155 bus-width = <4>;
156 pinctrl-names = "default";
157 pinctrl-0 = <&sd2_clk &sd2_cmd &sd2_cd &sd2_bus4>;
158 status = "okay";
159};
160
161&serial_0 {
162 status = "okay";
163};
164
165&serial_1 {
166 status = "okay";
167};
168
169&serial_2 {
170 status = "okay";
171};
172
173&serial_3 {
174 status = "okay";
175};
176
177&spi_2 {
178 cs-gpios = <&gpc1 2 GPIO_ACTIVE_HIGH>;
179 status = "okay";
180
181 w25x80@0 {
182 #address-cells = <1>;
183 #size-cells = <1>;
184 compatible = "w25x80";
185 reg = <0>;
186 spi-max-frequency = <1000000>;
187
188 controller-data {
189 samsung,spi-feedback-delay = <0>;
190 };
191
192 partition@0 {
193 label = "U-Boot";
194 reg = <0x0 0x40000>;
195 read-only;
196 };
197
198 partition@40000 {
199 label = "Kernel";
200 reg = <0x40000 0xc0000>;
201 };
202 };
203};