1 // SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
2 /*
3 * Copyright (C) 2024 Ryan Walklin <ryan@testtoast.com>.
4 */
5
6 /dts-v1/;
7
8 #include "sun50i-h616.dtsi"
9 #include "sun50i-h616-cpu-opp.dtsi"
10 #include <dt-bindings/gpio/gpio.h>
11 #include <dt-bindings/input/linux-event-codes.h>
12 #include <dt-bindings/interrupt-controller/arm-gic.h>
13 #include <dt-bindings/leds/common.h>
14
15 / {
16 model = "Anbernic RG35XX 2024";
17 chassis-type = "handset";
18 compatible = "anbernic,rg35xx-2024", "allwinner,sun50i-h700";
19
20 aliases {
21 serial0 = &uart0;
22 };
23
24 chosen {
25 stdout-path = "serial0:115200n8";
26 };
27
28 gpio_keys_gamepad: gpio-keys-gamepad {
29 compatible = "gpio-keys";
30
31 button-a {
32 label = "Action-Pad A";
33 gpios = <&pio 0 0 GPIO_ACTIVE_LOW>; /* PA0 */
34 linux,input-type = <EV_KEY>;
35 linux,code = <BTN_EAST>;
36 };
37
38 button-b {
39 label = "Action-Pad B";
40 gpios = <&pio 0 1 GPIO_ACTIVE_LOW>; /* PA1 */
41 linux,input-type = <EV_KEY>;
42 linux,code = <BTN_SOUTH>;
43 };
44
45 button-down {
46 label = "D-Pad Down";
47 gpios = <&pio 4 0 GPIO_ACTIVE_LOW>; /* PE0 */
48 linux,input-type = <EV_KEY>;
49 linux,code = <BTN_DPAD_DOWN>;
50 };
51
52 button-l1 {
53 label = "Key L1";
54 gpios = <&pio 0 10 GPIO_ACTIVE_LOW>; /* PA10 */
55 linux,input-type = <EV_KEY>;
56 linux,code = <BTN_TL>;
57 };
58
59 button-l2 {
60 label = "Key L2";
61 gpios = <&pio 0 11 GPIO_ACTIVE_LOW>; /* PA11 */
62 linux,input-type = <EV_KEY>;
63 linux,code = <BTN_TL2>;
64 };
65
66 button-left {
67 label = "D-Pad left";
68 gpios = <&pio 0 8 GPIO_ACTIVE_LOW>; /* PA8 */
69 linux,input-type = <EV_KEY>;
70 linux,code = <BTN_DPAD_LEFT>;
71 };
72
73 button-menu {
74 label = "Key Menu";
75 gpios = <&pio 4 3 GPIO_ACTIVE_LOW>; /* PE3 */
76 linux,input-type = <EV_KEY>;
77 linux,code = <BTN_MODE>;
78 };
79
80 button-r1 {
81 label = "Key R1";
82 gpios = <&pio 0 12 GPIO_ACTIVE_LOW>; /* PA12 */
83 linux,input-type = <EV_KEY>;
84 linux,code = <BTN_TR>;
85 };
86
87 button-r2 {
88 label = "Key R2";
89 gpios = <&pio 0 7 GPIO_ACTIVE_LOW>; /* PA7 */
90 linux,input-type = <EV_KEY>;
91 linux,code = <BTN_TR2>;
92 };
93
94 button-right {
95 label = "D-Pad Right";
96 gpios = <&pio 0 9 GPIO_ACTIVE_LOW>; /* PA9 */
97 linux,input-type = <EV_KEY>;
98 linux,code = <BTN_DPAD_RIGHT>;
99 };
100
101 button-select {
102 label = "Key Select";
103 gpios = <&pio 0 5 GPIO_ACTIVE_LOW>; /* PA5 */
104 linux,input-type = <EV_KEY>;
105 linux,code = <BTN_SELECT>;
106 };
107 button-start {
108 label = "Key Start";
109 gpios = <&pio 0 4 GPIO_ACTIVE_LOW>; /* PA4 */
110 linux,input-type = <EV_KEY>;
111 linux,code = <BTN_START>;
112 };
113
114 button-up {
115 label = "D-Pad Up";
116 gpios = <&pio 0 6 GPIO_ACTIVE_LOW>; /* PA6 */
117 linux,input-type = <EV_KEY>;
118 linux,code = <BTN_DPAD_UP>;
119 };
120
121 button-x {
122 label = "Action-Pad X";
123 gpios = <&pio 0 3 GPIO_ACTIVE_LOW>; /* PA3 */
124 linux,input-type = <EV_KEY>;
125 linux,code = <BTN_NORTH>;
126 };
127
128 button-y {
129 label = "Action Pad Y";
130 gpios = <&pio 0 2 GPIO_ACTIVE_LOW>; /* PA2 */
131 linux,input-type = <EV_KEY>;
132 linux,code = <BTN_WEST>;
133 };
134 };
135
136 gpio-keys-volume {
137 compatible = "gpio-keys";
138 autorepeat;
139
140 button-vol-up {
141 label = "Key Volume Up";
142 gpios = <&pio 4 1 GPIO_ACTIVE_LOW>; /* PE1 */
143 linux,input-type = <EV_KEY>;
144 linux,code = <KEY_VOLUMEUP>;
145 };
146
147 button-vol-down {
148 label = "Key Volume Down";
149 gpios = <&pio 4 2 GPIO_ACTIVE_LOW>; /* PE2 */
150 linux,input-type = <EV_KEY>;
151 linux,code = <KEY_VOLUMEDOWN>;
152 };
153 };
154
155 leds {
156 compatible = "gpio-leds";
157
158 led-0 {
159 function = LED_FUNCTION_POWER;
160 color = <LED_COLOR_ID_GREEN>;
161 gpios = <&pio 8 12 GPIO_ACTIVE_HIGH>; /* PI12 */
162 default-state = "on";
163 };
164 };
165
166 reg_vcc5v: regulator-vcc5v { /* USB-C power input */
167 compatible = "regulator-fixed";
168 regulator-name = "vcc-5v";
169 regulator-min-microvolt = <5000000>;
170 regulator-max-microvolt = <5000000>;
171 };
172 };
173
174 &cpu0 {
175 cpu-supply = <®_dcdc1>;
176 };
177
178 &ehci0 {
179 status = "okay";
180 };
181
182 &mmc0 {
183 vmmc-supply = <®_cldo3>;
184 disable-wp;
185 cd-gpios = <&pio 5 6 GPIO_ACTIVE_LOW>; /* PF6 */
186 bus-width = <4>;
187 status = "okay";
188 };
189
190 &ohci0 {
191 status = "okay";
192 };
193
194 &pio {
195 vcc-pa-supply = <®_cldo3>;
196 vcc-pc-supply = <®_cldo3>;
197 vcc-pe-supply = <®_cldo3>;
198 vcc-pf-supply = <®_cldo3>;
199 vcc-pg-supply = <®_aldo4>;
200 vcc-ph-supply = <®_cldo3>;
201 vcc-pi-supply = <®_cldo3>;
202 };
203
204 &r_rsb {
205 status = "okay";
206
207 axp717: pmic@3a3 {
208 compatible = "x-powers,axp717";
209 reg = <0x3a3>;
210 interrupt-controller;
211 #interrupt-cells = <1>;
212 interrupt-parent = <&nmi_intc>;
213 interrupts = <0 IRQ_TYPE_LEVEL_LOW>;
214
215 vin1-supply = <®_vcc5v>;
216 vin2-supply = <®_vcc5v>;
217 vin3-supply = <®_vcc5v>;
218 vin4-supply = <®_vcc5v>;
219
220 regulators {
221 reg_dcdc1: dcdc1 {
222 regulator-always-on;
223 regulator-min-microvolt = <900000>;
224 regulator-max-microvolt = <1160000>;
225 regulator-name = "vdd-cpu";
226 };
227
228 reg_dcdc2: dcdc2 {
229 regulator-always-on;
230 regulator-min-microvolt = <940000>;
231 regulator-max-microvolt = <940000>;
232 regulator-name = "vdd-gpu-sys";
233 };
234
235 reg_dcdc3: dcdc3 {
236 regulator-always-on;
237 regulator-min-microvolt = <1100000>;
238 regulator-max-microvolt = <1100000>;
239 regulator-name = "vdd-dram";
240 };
241
242 reg_aldo1: aldo1 {
243 /* 1.8v - unused */
244 };
245
246 reg_aldo2: aldo2 {
247 /* 1.8v - unused */
248 };
249
250 reg_aldo3: aldo3 {
251 /* 1.8v - unused */
252 };
253
254 reg_aldo4: aldo4 {
255 regulator-min-microvolt = <1800000>;
256 regulator-max-microvolt = <1800000>;
257 regulator-name = "vcc-pg";
258 };
259
260 reg_bldo1: bldo1 {
261 /* 1.8v - unused */
262 };
263
264 reg_bldo2: bldo2 {
265 regulator-always-on;
266 regulator-min-microvolt = <1800000>;
267 regulator-max-microvolt = <1800000>;
268 regulator-name = "vcc-pll";
269 };
270
271 reg_bldo3: bldo3 {
272 /* 2.8v - unused */
273 };
274
275 reg_bldo4: bldo4 {
276 /* 1.2v - unused */
277 };
278
279 reg_cldo1: cldo1 {
280 /* 3.3v - audio codec - not yet implemented */
281 };
282
283 reg_cldo2: cldo2 {
284 /* 3.3v - unused */
285 };
286
287 reg_cldo3: cldo3 {
288 regulator-always-on;
289 regulator-min-microvolt = <3300000>;
290 regulator-max-microvolt = <3300000>;
291 regulator-name = "vcc-io";
292 };
293
294 reg_cldo4: cldo4 {
295 regulator-min-microvolt = <3300000>;
296 regulator-max-microvolt = <3300000>;
297 regulator-name = "vcc-wifi";
298 };
299
300 reg_boost: boost {
301 regulator-min-microvolt = <5000000>;
302 regulator-max-microvolt = <5200000>;
303 regulator-name = "boost";
304 };
305
306 reg_cpusldo: cpusldo {
307 /* unused */
308 };
309 };
310 };
311 };
312
313 &uart0 {
314 pinctrl-names = "default";
315 pinctrl-0 = <&uart0_ph_pins>;
316 status = "okay";
317 };
318
319 /* the AXP717 has USB type-C role switch functionality, not yet described by the binding */
320 &usbotg {
321 dr_mode = "peripheral"; /* USB type-C receptable */
322 status = "okay";
323 };
324
325 &usbphy {
326 status = "okay";
327 };
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