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1// SPDX-License-Identifier: GPL-2.0
2/*
3 * TOPEET's Exynos4412 based itop board device tree source
4 *
5 * Copyright (c) 2016 SUMOMO Computer Association
6 * https://www.sumomo.mobi
7 * Randy Li <ayaka@soulik.info>
8 *
9 * Device tree source file for TOPEET iTop Exynos 4412 core board
10 * which is based on Samsung's Exynos4412 SoC.
11 */
12
13/dts-v1/;
14#include <dt-bindings/leds/common.h>
15#include <dt-bindings/pwm/pwm.h>
16#include <dt-bindings/sound/samsung-i2s.h>
17#include "exynos4412-itop-scp-core.dtsi"
18
19/ {
20 model = "TOPEET iTop 4412 Elite board based on Exynos4412";
21 compatible = "topeet,itop4412-elite", "samsung,exynos4412", "samsung,exynos4";
22
23 chosen {
24 bootargs = "root=/dev/mmcblk0p2 rw rootfstype=ext4 rootdelay=1 rootwait";
25 stdout-path = "serial2:115200n8";
26 };
27
28 leds {
29 compatible = "gpio-leds";
30
31 led2 {
32 function = LED_FUNCTION_HEARTBEAT;
33 color = <LED_COLOR_ID_RED>;
34 gpios = <&gpx1 0 GPIO_ACTIVE_HIGH>;
35 default-state = "off";
36 linux,default-trigger = "heartbeat";
37 };
38
39 led3 {
40 label = "red:user";
41 color = <LED_COLOR_ID_RED>;
42 gpios = <&gpk1 1 GPIO_ACTIVE_HIGH>;
43 default-state = "off";
44 };
45 };
46
47 gpio-keys {
48 compatible = "gpio-keys";
49
50 key-home {
51 label = "GPIO Key Home";
52 linux,code = <KEY_HOME>;
53 gpios = <&gpx1 1 GPIO_ACTIVE_LOW>;
54 };
55
56 key-back {
57 label = "GPIO Key Back";
58 linux,code = <KEY_BACK>;
59 gpios = <&gpx1 2 GPIO_ACTIVE_LOW>;
60 };
61
62 key-sleep {
63 label = "GPIO Key Sleep";
64 linux,code = <KEY_POWER>;
65 gpios = <&gpx3 3 GPIO_ACTIVE_LOW>;
66 };
67
68 key-vol-up {
69 label = "GPIO Key Vol+";
70 linux,code = <KEY_UP>;
71 gpios = <&gpx2 1 GPIO_ACTIVE_LOW>;
72 };
73
74 key-vol-down {
75 label = "GPIO Key Vol-";
76 linux,code = <KEY_DOWN>;
77 gpios = <&gpx2 0 GPIO_ACTIVE_LOW>;
78 };
79 };
80
81 sound {
82 compatible = "simple-audio-card";
83 simple-audio-card,name = "wm-sound";
84
85 simple-audio-card,format = "i2s";
86 simple-audio-card,bitclock-master = <&link0_codec>;
87 simple-audio-card,frame-master = <&link0_codec>;
88
89 simple-audio-card,widgets =
90 "Microphone", "Mic Jack",
91 "Line", "Line In",
92 "Line", "Line Out",
93 "Speaker", "Speaker",
94 "Headphone", "Headphone Jack";
95 simple-audio-card,routing =
96 "Headphone Jack", "HP_L",
97 "Headphone Jack", "HP_R",
98 "Speaker", "SPK_LP",
99 "Speaker", "SPK_LN",
100 "Speaker", "SPK_RP",
101 "Speaker", "SPK_RN",
102 "LINPUT1", "Mic Jack",
103 "LINPUT3", "Mic Jack",
104 "RINPUT1", "Mic Jack",
105 "RINPUT2", "Mic Jack";
106
107 simple-audio-card,cpu {
108 sound-dai = <&i2s0 0>;
109 };
110
111 link0_codec: simple-audio-card,codec {
112 sound-dai = <&codec>;
113 clocks = <&i2s0 CLK_I2S_CDCLK>;
114 system-clock-frequency = <11289600>;
115 };
116 };
117
118 beep {
119 compatible = "pwm-beeper";
120 pwms = <&pwm 0 4000000 PWM_POLARITY_INVERTED>;
121 };
122};
123
124&adc {
125 vdd-supply = <&ldo3_reg>;
126 status = "okay";
127};
128
129&camera {
130 pinctrl-0 = <&cam_port_a_clk_active>;
131 pinctrl-names = "default";
132 status = "okay";
133 assigned-clocks = <&clock CLK_MOUT_CAM0>;
134 assigned-clock-parents = <&clock CLK_XUSBXTI>;
135};
136
137&clock_audss {
138 assigned-clocks = <&clock_audss EXYNOS_MOUT_AUDSS>,
139 <&clock_audss EXYNOS_MOUT_I2S>,
140 <&clock_audss EXYNOS_DOUT_SRP>,
141 <&clock_audss EXYNOS_DOUT_AUD_BUS>;
142 assigned-clock-parents = <&clock CLK_FOUT_EPLL>,
143 <&clock_audss EXYNOS_MOUT_AUDSS>;
144 assigned-clock-rates = <0>, <0>, <112896000>, <11289600>;
145};
146
147&ehci {
148 status = "okay";
149 /* In order to reset USB ethernet */
150 samsung,vbus-gpio = <&gpc0 1 GPIO_ACTIVE_HIGH>;
151
152 phys = <&exynos_usbphy 1>, <&exynos_usbphy 3>;
153 phy-names = "host", "hsic1";
154};
155
156&exynos_usbphy {
157 status = "okay";
158};
159
160&fimc_0 {
161 status = "okay";
162 assigned-clocks = <&clock CLK_MOUT_FIMC0>,
163 <&clock CLK_SCLK_FIMC0>;
164 assigned-clock-parents = <&clock CLK_MOUT_MPLL_USER_T>;
165 assigned-clock-rates = <0>, <176000000>;
166};
167
168&hsotg {
169 dr_mode = "peripheral";
170 status = "okay";
171};
172
173&i2c_4 {
174 samsung,i2c-sda-delay = <100>;
175 samsung,i2c-slave-addr = <0x10>;
176 samsung,i2c-max-bus-freq = <100000>;
177 pinctrl-0 = <&i2c4_bus>;
178 pinctrl-names = "default";
179 status = "okay";
180
181 codec: audio-codec@1a {
182 compatible = "wlf,wm8960";
183 reg = <0x1a>;
184 clocks = <&pmu_system_controller 0>;
185 clock-names = "MCLK1";
186 wlf,shared-lrclk;
187 #sound-dai-cells = <0>;
188 };
189};
190
191&i2s0 {
192 pinctrl-0 = <&i2s0_bus>;
193 pinctrl-names = "default";
194 status = "okay";
195};
196
197&pinctrl_1 {
198 ether-reset-pins {
199 samsung,pins = "gpc0-1";
200 samsung,pin-function = <EXYNOS_PIN_FUNC_INPUT>;
201 samsung,pin-pud = <EXYNOS_PIN_PULL_NONE>;
202 samsung,pin-drv = <EXYNOS4_PIN_DRV_LV1>;
203 };
204};
205
206&pwm {
207 status = "okay";
208 pinctrl-0 = <&pwm0_out>;
209 pinctrl-names = "default";
210 samsung,pwm-outputs = <0>;
211};
212
213&sdhci_2 {
214 bus-width = <4>;
215 pinctrl-0 = <&sd2_clk &sd2_cmd &sd2_bus4>;
216 pinctrl-names = "default";
217 cd-gpio = <&gpx0 7 GPIO_ACTIVE_LOW>;
218 cap-sd-highspeed;
219 vmmc-supply = <&ldo23_reg>;
220 vqmmc-supply = <&ldo17_reg>;
221 status = "okay";
222};
223
224&serial_1 {
225 status = "okay";
226};
227
228&serial_2 {
229 status = "okay";
230};
1// SPDX-License-Identifier: GPL-2.0
2/*
3 * TOPEET's Exynos4412 based itop board device tree source
4 *
5 * Copyright (c) 2016 SUMOMO Computer Association
6 * https://www.sumomo.mobi
7 * Randy Li <ayaka@soulik.info>
8 *
9 * Device tree source file for TOPEET iTop Exynos 4412 core board
10 * which is based on Samsung's Exynos4412 SoC.
11 */
12
13/dts-v1/;
14#include <dt-bindings/pwm/pwm.h>
15#include <dt-bindings/sound/samsung-i2s.h>
16#include "exynos4412-itop-scp-core.dtsi"
17
18/ {
19 model = "TOPEET iTop 4412 Elite board based on Exynos4412";
20 compatible = "topeet,itop4412-elite", "samsung,exynos4412", "samsung,exynos4";
21
22 chosen {
23 bootargs = "root=/dev/mmcblk0p2 rw rootfstype=ext4 rootdelay=1 rootwait";
24 stdout-path = "serial2:115200n8";
25 };
26
27 leds {
28 compatible = "gpio-leds";
29
30 led2 {
31 label = "red:system";
32 gpios = <&gpx1 0 GPIO_ACTIVE_HIGH>;
33 default-state = "off";
34 linux,default-trigger = "heartbeat";
35 };
36
37 led3 {
38 label = "red:user";
39 gpios = <&gpk1 1 GPIO_ACTIVE_HIGH>;
40 default-state = "off";
41 };
42 };
43
44 gpio-keys {
45 compatible = "gpio-keys";
46
47 home {
48 label = "GPIO Key Home";
49 linux,code = <KEY_HOME>;
50 gpios = <&gpx1 1 GPIO_ACTIVE_LOW>;
51 };
52
53 back {
54 label = "GPIO Key Back";
55 linux,code = <KEY_BACK>;
56 gpios = <&gpx1 2 GPIO_ACTIVE_LOW>;
57 };
58
59 sleep {
60 label = "GPIO Key Sleep";
61 linux,code = <KEY_POWER>;
62 gpios = <&gpx3 3 GPIO_ACTIVE_LOW>;
63 };
64
65 vol-up {
66 label = "GPIO Key Vol+";
67 linux,code = <KEY_UP>;
68 gpios = <&gpx2 1 GPIO_ACTIVE_LOW>;
69 };
70
71 vol-down {
72 label = "GPIO Key Vol-";
73 linux,code = <KEY_DOWN>;
74 gpios = <&gpx2 0 GPIO_ACTIVE_LOW>;
75 };
76 };
77
78 sound {
79 compatible = "simple-audio-card";
80 simple-audio-card,name = "wm-sound";
81
82 simple-audio-card,format = "i2s";
83 simple-audio-card,bitclock-master = <&link0_codec>;
84 simple-audio-card,frame-master = <&link0_codec>;
85
86 simple-audio-card,widgets =
87 "Microphone", "Mic Jack",
88 "Line", "Line In",
89 "Line", "Line Out",
90 "Speaker", "Speaker",
91 "Headphone", "Headphone Jack";
92 simple-audio-card,routing =
93 "Headphone Jack", "HP_L",
94 "Headphone Jack", "HP_R",
95 "Speaker", "SPK_LP",
96 "Speaker", "SPK_LN",
97 "Speaker", "SPK_RP",
98 "Speaker", "SPK_RN",
99 "LINPUT1", "Mic Jack",
100 "LINPUT3", "Mic Jack",
101 "RINPUT1", "Mic Jack",
102 "RINPUT2", "Mic Jack";
103
104 simple-audio-card,cpu {
105 sound-dai = <&i2s0 0>;
106 };
107
108 link0_codec: simple-audio-card,codec {
109 sound-dai = <&codec>;
110 clocks = <&i2s0 CLK_I2S_CDCLK>;
111 system-clock-frequency = <11289600>;
112 };
113 };
114
115 beep {
116 compatible = "pwm-beeper";
117 pwms = <&pwm 0 4000000 PWM_POLARITY_INVERTED>;
118 };
119};
120
121&adc {
122 vdd-supply = <&ldo3_reg>;
123 status = "okay";
124};
125
126&camera {
127 pinctrl-0 = <&cam_port_a_clk_active>;
128 pinctrl-names = "default";
129 status = "okay";
130 assigned-clocks = <&clock CLK_MOUT_CAM0>;
131 assigned-clock-parents = <&clock CLK_XUSBXTI>;
132};
133
134&clock_audss {
135 assigned-clocks = <&clock_audss EXYNOS_MOUT_AUDSS>,
136 <&clock_audss EXYNOS_MOUT_I2S>,
137 <&clock_audss EXYNOS_DOUT_SRP>,
138 <&clock_audss EXYNOS_DOUT_AUD_BUS>;
139 assigned-clock-parents = <&clock CLK_FOUT_EPLL>,
140 <&clock_audss EXYNOS_MOUT_AUDSS>;
141 assigned-clock-rates = <0>, <0>, <112896000>, <11289600>;
142};
143
144&ehci {
145 status = "okay";
146 /* In order to reset USB ethernet */
147 samsung,vbus-gpio = <&gpc0 1 GPIO_ACTIVE_HIGH>;
148
149 phys = <&exynos_usbphy 1>, <&exynos_usbphy 3>;
150 phy-names = "host", "hsic1";
151};
152
153&exynos_usbphy {
154 status = "okay";
155};
156
157&fimc_0 {
158 status = "okay";
159 assigned-clocks = <&clock CLK_MOUT_FIMC0>,
160 <&clock CLK_SCLK_FIMC0>;
161 assigned-clock-parents = <&clock CLK_MOUT_MPLL_USER_T>;
162 assigned-clock-rates = <0>, <176000000>;
163};
164
165&hsotg {
166 dr_mode = "peripheral";
167 status = "okay";
168};
169
170&i2c_4 {
171 samsung,i2c-sda-delay = <100>;
172 samsung,i2c-slave-addr = <0x10>;
173 samsung,i2c-max-bus-freq = <100000>;
174 pinctrl-0 = <&i2c4_bus>;
175 pinctrl-names = "default";
176 status = "okay";
177
178 codec: audio-codec@1a {
179 compatible = "wlf,wm8960";
180 reg = <0x1a>;
181 clocks = <&pmu_system_controller 0>;
182 clock-names = "MCLK1";
183 wlf,shared-lrclk;
184 #sound-dai-cells = <0>;
185 };
186};
187
188&i2s0 {
189 pinctrl-0 = <&i2s0_bus>;
190 pinctrl-names = "default";
191 status = "okay";
192};
193
194&pinctrl_1 {
195 ether-reset {
196 samsung,pins = "gpc0-1";
197 samsung,pin-function = <EXYNOS_PIN_FUNC_INPUT>;
198 samsung,pin-pud = <EXYNOS_PIN_PULL_NONE>;
199 samsung,pin-drv = <EXYNOS4_PIN_DRV_LV1>;
200 };
201};
202
203&pwm {
204 status = "okay";
205 pinctrl-0 = <&pwm0_out>;
206 pinctrl-names = "default";
207 samsung,pwm-outputs = <0>;
208};
209
210&sdhci_2 {
211 bus-width = <4>;
212 pinctrl-0 = <&sd2_clk &sd2_cmd &sd2_bus4>;
213 pinctrl-names = "default";
214 cd-gpio = <&gpx0 7 GPIO_ACTIVE_LOW>;
215 cap-sd-highspeed;
216 vmmc-supply = <&ldo23_reg>;
217 vqmmc-supply = <&ldo17_reg>;
218 status = "okay";
219};
220
221&serial_1 {
222 status = "okay";
223};
224
225&serial_2 {
226 status = "okay";
227};