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 battery: battery {
25 compatible = "simple-battery";
26 constant-charge-current-max-microamp = <1024000>;
27 voltage-max-design-microvolt = <4200000>;
28 };
29
30 chosen {
31 stdout-path = "serial0:115200n8";
32 };
33
34 gpio_keys_gamepad: gpio-keys-gamepad {
35 compatible = "gpio-keys";
36
37 button-a {
38 label = "Action-Pad A";
39 gpios = <&pio 0 0 GPIO_ACTIVE_LOW>; /* PA0 */
40 linux,input-type = <EV_KEY>;
41 linux,code = <BTN_EAST>;
42 };
43
44 button-b {
45 label = "Action-Pad B";
46 gpios = <&pio 0 1 GPIO_ACTIVE_LOW>; /* PA1 */
47 linux,input-type = <EV_KEY>;
48 linux,code = <BTN_SOUTH>;
49 };
50
51 button-down {
52 label = "D-Pad Down";
53 gpios = <&pio 4 0 GPIO_ACTIVE_LOW>; /* PE0 */
54 linux,input-type = <EV_KEY>;
55 linux,code = <BTN_DPAD_DOWN>;
56 };
57
58 button-l1 {
59 label = "Key L1";
60 gpios = <&pio 0 10 GPIO_ACTIVE_LOW>; /* PA10 */
61 linux,input-type = <EV_KEY>;
62 linux,code = <BTN_TL>;
63 };
64
65 button-l2 {
66 label = "Key L2";
67 gpios = <&pio 0 11 GPIO_ACTIVE_LOW>; /* PA11 */
68 linux,input-type = <EV_KEY>;
69 linux,code = <BTN_TL2>;
70 };
71
72 button-left {
73 label = "D-Pad left";
74 gpios = <&pio 0 8 GPIO_ACTIVE_LOW>; /* PA8 */
75 linux,input-type = <EV_KEY>;
76 linux,code = <BTN_DPAD_LEFT>;
77 };
78
79 button-menu {
80 label = "Key Menu";
81 gpios = <&pio 4 3 GPIO_ACTIVE_LOW>; /* PE3 */
82 linux,input-type = <EV_KEY>;
83 linux,code = <BTN_MODE>;
84 };
85
86 button-r1 {
87 label = "Key R1";
88 gpios = <&pio 0 12 GPIO_ACTIVE_LOW>; /* PA12 */
89 linux,input-type = <EV_KEY>;
90 linux,code = <BTN_TR>;
91 };
92
93 button-r2 {
94 label = "Key R2";
95 gpios = <&pio 0 7 GPIO_ACTIVE_LOW>; /* PA7 */
96 linux,input-type = <EV_KEY>;
97 linux,code = <BTN_TR2>;
98 };
99
100 button-right {
101 label = "D-Pad Right";
102 gpios = <&pio 0 9 GPIO_ACTIVE_LOW>; /* PA9 */
103 linux,input-type = <EV_KEY>;
104 linux,code = <BTN_DPAD_RIGHT>;
105 };
106
107 button-select {
108 label = "Key Select";
109 gpios = <&pio 0 5 GPIO_ACTIVE_LOW>; /* PA5 */
110 linux,input-type = <EV_KEY>;
111 linux,code = <BTN_SELECT>;
112 };
113 button-start {
114 label = "Key Start";
115 gpios = <&pio 0 4 GPIO_ACTIVE_LOW>; /* PA4 */
116 linux,input-type = <EV_KEY>;
117 linux,code = <BTN_START>;
118 };
119
120 button-up {
121 label = "D-Pad Up";
122 gpios = <&pio 0 6 GPIO_ACTIVE_LOW>; /* PA6 */
123 linux,input-type = <EV_KEY>;
124 linux,code = <BTN_DPAD_UP>;
125 };
126
127 button-x {
128 label = "Action-Pad X";
129 gpios = <&pio 0 3 GPIO_ACTIVE_LOW>; /* PA3 */
130 linux,input-type = <EV_KEY>;
131 linux,code = <BTN_NORTH>;
132 };
133
134 button-y {
135 label = "Action Pad Y";
136 gpios = <&pio 0 2 GPIO_ACTIVE_LOW>; /* PA2 */
137 linux,input-type = <EV_KEY>;
138 linux,code = <BTN_WEST>;
139 };
140 };
141
142 gpio-keys-volume {
143 compatible = "gpio-keys";
144 autorepeat;
145
146 button-vol-up {
147 label = "Key Volume Up";
148 gpios = <&pio 4 1 GPIO_ACTIVE_LOW>; /* PE1 */
149 linux,input-type = <EV_KEY>;
150 linux,code = <KEY_VOLUMEUP>;
151 };
152
153 button-vol-down {
154 label = "Key Volume Down";
155 gpios = <&pio 4 2 GPIO_ACTIVE_LOW>; /* PE2 */
156 linux,input-type = <EV_KEY>;
157 linux,code = <KEY_VOLUMEDOWN>;
158 };
159 };
160
161 leds {
162 compatible = "gpio-leds";
163
164 led-0 {
165 function = LED_FUNCTION_POWER;
166 color = <LED_COLOR_ID_GREEN>;
167 gpios = <&pio 8 12 GPIO_ACTIVE_HIGH>; /* PI12 */
168 default-state = "on";
169 };
170 };
171
172 reg_vcc5v: regulator-vcc5v { /* USB-C power input */
173 compatible = "regulator-fixed";
174 regulator-name = "vcc-5v";
175 regulator-min-microvolt = <5000000>;
176 regulator-max-microvolt = <5000000>;
177 };
178 };
179
180 &cpu0 {
181 cpu-supply = <®_dcdc1>;
182 };
183
184 &ehci0 {
185 status = "okay";
186 };
187
188 &mmc0 {
189 vmmc-supply = <®_cldo3>;
190 disable-wp;
191 cd-gpios = <&pio 5 6 GPIO_ACTIVE_LOW>; /* PF6 */
192 bus-width = <4>;
193 status = "okay";
194 };
195
196 &ohci0 {
197 status = "okay";
198 };
199
200 &pio {
201 vcc-pa-supply = <®_cldo3>;
202 vcc-pc-supply = <®_cldo3>;
203 vcc-pe-supply = <®_cldo3>;
204 vcc-pf-supply = <®_cldo3>;
205 vcc-pg-supply = <®_aldo4>;
206 vcc-ph-supply = <®_cldo3>;
207 vcc-pi-supply = <®_cldo3>;
208 };
209
210 &r_i2c {
211 status = "okay";
212
213 axp717: pmic@34 {
214 compatible = "x-powers,axp717";
215 reg = <0x34>;
216 interrupt-controller;
217 #interrupt-cells = <1>;
218 interrupt-parent = <&nmi_intc>;
219 interrupts = <0 IRQ_TYPE_LEVEL_LOW>;
220
221 vin1-supply = <®_vcc5v>;
222 vin2-supply = <®_vcc5v>;
223 vin3-supply = <®_vcc5v>;
224 vin4-supply = <®_vcc5v>;
225
226 axp_adc: adc {
227 compatible = "x-powers,axp717-adc";
228 #io-channel-cells = <1>;
229 };
230
231 battery_power: battery-power {
232 compatible = "x-powers,axp717-battery-power-supply";
233 monitored-battery = <&battery>;
234 };
235
236 regulators {
237 reg_dcdc1: dcdc1 {
238 regulator-always-on;
239 regulator-min-microvolt = <900000>;
240 regulator-max-microvolt = <1160000>;
241 regulator-name = "vdd-cpu";
242 };
243
244 reg_dcdc2: dcdc2 {
245 regulator-always-on;
246 regulator-min-microvolt = <940000>;
247 regulator-max-microvolt = <940000>;
248 regulator-name = "vdd-gpu-sys";
249 };
250
251 reg_dcdc3: dcdc3 {
252 regulator-always-on;
253 regulator-min-microvolt = <1100000>;
254 regulator-max-microvolt = <1100000>;
255 regulator-name = "vdd-dram";
256 };
257
258 reg_aldo1: aldo1 {
259 /* 1.8v - unused */
260 };
261
262 reg_aldo2: aldo2 {
263 /* 1.8v - unused */
264 };
265
266 reg_aldo3: aldo3 {
267 /* 1.8v - unused */
268 };
269
270 reg_aldo4: aldo4 {
271 regulator-min-microvolt = <1800000>;
272 regulator-max-microvolt = <1800000>;
273 regulator-name = "vcc-pg";
274 };
275
276 reg_bldo1: bldo1 {
277 /* 1.8v - unused */
278 };
279
280 reg_bldo2: bldo2 {
281 regulator-always-on;
282 regulator-min-microvolt = <1800000>;
283 regulator-max-microvolt = <1800000>;
284 regulator-name = "vcc-pll";
285 };
286
287 reg_bldo3: bldo3 {
288 /* 2.8v - unused */
289 };
290
291 reg_bldo4: bldo4 {
292 /* 1.2v - unused */
293 };
294
295 reg_cldo1: cldo1 {
296 /* 3.3v - audio codec - not yet implemented */
297 };
298
299 reg_cldo2: cldo2 {
300 /* 3.3v - unused */
301 };
302
303 reg_cldo3: cldo3 {
304 regulator-always-on;
305 regulator-min-microvolt = <3300000>;
306 regulator-max-microvolt = <3300000>;
307 regulator-name = "vcc-io";
308 };
309
310 reg_cldo4: cldo4 {
311 regulator-min-microvolt = <3300000>;
312 regulator-max-microvolt = <3300000>;
313 regulator-name = "vcc-wifi";
314 };
315
316 reg_boost: boost {
317 regulator-min-microvolt = <5000000>;
318 regulator-max-microvolt = <5200000>;
319 regulator-name = "boost";
320 };
321
322 reg_cpusldo: cpusldo {
323 /* unused */
324 };
325 };
326
327 usb_power: usb-power {
328 compatible = "x-powers,axp717-usb-power-supply";
329 input-current-limit-microamp = <1500000>;
330 };
331 };
332 };
333
334 &uart0 {
335 pinctrl-names = "default";
336 pinctrl-0 = <&uart0_ph_pins>;
337 status = "okay";
338 };
339
340 /* the AXP717 has USB type-C role switch functionality, not yet described by the binding */
341 &usbotg {
342 dr_mode = "peripheral"; /* USB type-C receptable */
343 status = "okay";
344 };
345
346 &usbphy {
347 status = "okay";
348 };
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