1 // SPDX-License-Identifier: (GPL-2.0+ OR MIT)
2 /*
3 * Device tree file for Phytec PCM-947 carrier board
4 * Copyright (C) 2017 PHYTEC Messtechnik GmbH
5 * Author: Wadim Egorov <w.egorov@phytec.de>
6 */
7
8 /dts-v1/;
9
10 #include <dt-bindings/input/input.h>
11 #include <dt-bindings/leds/leds-pca9532.h>
12 #include "rk3288-phycore-som.dtsi"
13
14 / {
15 model = "Phytec RK3288 PCM-947";
16 compatible = "phytec,rk3288-pcm-947", "phytec,rk3288-phycore-som", "rockchip,rk3288";
17
18 user_buttons: user-buttons {
19 compatible = "gpio-keys";
20 pinctrl-names = "default";
21 pinctrl-0 = <&user_button_pins>;
22
23 button-0 {
24 label = "home";
25 linux,code = <KEY_HOME>;
26 gpios = <&gpio8 0 GPIO_ACTIVE_HIGH>;
27 wakeup-source;
28 };
29
30 button-1 {
31 label = "menu";
32 linux,code = <KEY_MENU>;
33 gpios = <&gpio8 3 GPIO_ACTIVE_HIGH>;
34 wakeup-source;
35 };
36 };
37
38 vcc_host0_5v: usb-host0-regulator {
39 compatible = "regulator-fixed";
40 gpio = <&gpio2 13 GPIO_ACTIVE_HIGH>;
41 pinctrl-names = "default";
42 pinctrl-0 = <&host0_vbus_drv>;
43 regulator-name = "vcc_host0_5v";
44 regulator-min-microvolt = <5000000>;
45 regulator-max-microvolt = <5000000>;
46 regulator-always-on;
47 vin-supply = <&vdd_in_otg_out>;
48 };
49
50 vcc_host1_5v: usb-host1-regulator {
51 compatible = "regulator-fixed";
52 gpio = <&gpio2 0 GPIO_ACTIVE_HIGH>;
53 pinctrl-names = "default";
54 pinctrl-0 = <&host1_vbus_drv>;
55 regulator-name = "vcc_host1_5v";
56 regulator-min-microvolt = <5000000>;
57 regulator-max-microvolt = <5000000>;
58 regulator-always-on;
59 vin-supply = <&vdd_in_otg_out>;
60 };
61
62 vcc_otg_5v: usb-otg-regulator {
63 compatible = "regulator-fixed";
64 gpio = <&gpio2 12 GPIO_ACTIVE_HIGH>;
65 pinctrl-names = "default";
66 pinctrl-0 = <&otg_vbus_drv>;
67 regulator-name = "vcc_otg_5v";
68 regulator-min-microvolt = <5000000>;
69 regulator-max-microvolt = <5000000>;
70 regulator-always-on;
71 vin-supply = <&vdd_in_otg_out>;
72 };
73 };
74
75 &gmac {
76 status = "okay";
77 };
78
79 &hdmi {
80 status = "okay";
81 };
82
83 &i2c1 {
84 status = "okay";
85
86 touchscreen@44 {
87 compatible = "st,stmpe811";
88 reg = <0x44>;
89 };
90
91 adc@64 {
92 compatible = "maxim,max1037";
93 reg = <0x64>;
94 };
95
96 i2c_rtc: rtc@68 {
97 compatible = "rv4162";
98 reg = <0x68>;
99 pinctrl-names = "default";
100 pinctrl-0 = <&i2c_rtc_int>;
101 interrupt-parent = <&gpio5>;
102 interrupts = <10 0>;
103 };
104 };
105
106 &i2c3 {
107 status = "okay";
108
109 i2c_eeprom_cb: eeprom@51 {
110 compatible = "atmel,24c32";
111 reg = <0x51>;
112 pagesize = <32>;
113 };
114 };
115
116 &i2c4 {
117 status = "okay";
118
119 /* PCA9533 - 4-bit LED dimmer */
120 leddim: leddimmer@62 {
121 compatible = "nxp,pca9533";
122 reg = <0x62>;
123
124 led1 {
125 label = "red:user1";
126 linux,default-trigger = "none";
127 type = <PCA9532_TYPE_LED>;
128 };
129
130 led2 {
131 label = "green:user2";
132 linux,default-trigger = "none";
133 type = <PCA9532_TYPE_LED>;
134 };
135
136 led3 {
137 label = "blue:user3";
138 linux,default-trigger = "none";
139 type = <PCA9532_TYPE_LED>;
140 };
141
142 led4 {
143 label = "red:user4";
144 linux,default-trigger = "none";
145 type = <PCA9532_TYPE_LED>;
146 };
147 };
148 };
149
150 &i2c5 {
151 status = "okay";
152 };
153
154 &pinctrl {
155 pcfg_pull_up_drv_12ma: pcfg-pull-up-drv-12ma {
156 bias-pull-up;
157 drive-strength = <12>;
158 };
159
160 buttons {
161 user_button_pins: user-button-pins {
162 /* button 1 */
163 rockchip,pins = <8 RK_PA3 RK_FUNC_GPIO &pcfg_pull_up>,
164 /* button 2 */
165 <8 RK_PA0 RK_FUNC_GPIO &pcfg_pull_up>;
166 };
167 };
168
169 rv4162 {
170 i2c_rtc_int: i2c-rtc-int {
171 rockchip,pins = <5 RK_PB2 RK_FUNC_GPIO &pcfg_pull_up>;
172 };
173 };
174
175 sdmmc {
176 /*
177 * Default drive strength isn't enough to achieve even
178 * high-speed mode on pcm-947 board so bump up to 12 mA.
179 */
180 sdmmc_bus4: sdmmc-bus4 {
181 rockchip,pins = <6 RK_PC0 1 &pcfg_pull_up_drv_12ma>,
182 <6 RK_PC1 1 &pcfg_pull_up_drv_12ma>,
183 <6 RK_PC2 1 &pcfg_pull_up_drv_12ma>,
184 <6 RK_PC3 1 &pcfg_pull_up_drv_12ma>;
185 };
186
187 sdmmc_clk: sdmmc-clk {
188 rockchip,pins = <6 RK_PC4 1 &pcfg_pull_none_12ma>;
189 };
190
191 sdmmc_cmd: sdmmc-cmd {
192 rockchip,pins = <6 RK_PC5 1 &pcfg_pull_up_drv_12ma>;
193 };
194
195 sdmmc_pwr: sdmmc-pwr {
196 rockchip,pins = <7 RK_PB3 RK_FUNC_GPIO &pcfg_pull_none>;
197 };
198 };
199
200 touchscreen {
201 ts_irq_pin: ts-irq-pin {
202 rockchip,pins = <5 RK_PB7 RK_FUNC_GPIO &pcfg_pull_none>;
203 };
204 };
205
206 usb_host {
207 host0_vbus_drv: host0-vbus-drv {
208 rockchip,pins = <2 RK_PB5 RK_FUNC_GPIO &pcfg_pull_none>;
209 };
210
211 host1_vbus_drv: host1-vbus-drv {
212 rockchip,pins = <2 RK_PA0 RK_FUNC_GPIO &pcfg_pull_none>;
213 };
214 };
215
216 usb_otg {
217 otg_vbus_drv: otg-vbus-drv {
218 rockchip,pins = <2 RK_PB4 RK_FUNC_GPIO &pcfg_pull_none>;
219 };
220 };
221 };
222
223 &sdmmc {
224 bus-width = <4>;
225 cap-mmc-highspeed;
226 cap-sd-highspeed;
227 card-detect-delay = <200>;
228 disable-wp;
229 pinctrl-names = "default";
230 pinctrl-0 = <&sdmmc_clk &sdmmc_cmd &sdmmc_cd &sdmmc_bus4>;
231 sd-uhs-sdr12;
232 sd-uhs-sdr25;
233 sd-uhs-sdr50;
234 sd-uhs-sdr104;
235 vmmc-supply = <&vdd_sd>;
236 vqmmc-supply = <&vdd_io_sd>;
237 status = "okay";
238 };
239
240 &uart0 {
241 pinctrl-names = "default";
242 pinctrl-0 = <&uart0_xfer &uart0_cts &uart0_rts>;
243 status = "okay";
244 };
245
246 &uart2 {
247 status = "okay";
248 };
249
250 &usbphy {
251 status = "okay";
252 };
253
254 &usb_host0_ehci {
255 status = "okay";
256 };
257
258 &usb_host1 {
259 status = "okay";
260 };
261
262 &usb_otg {
263 status = "okay";
264 };
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