1 // SPDX-License-Identifier: (GPL-2.0+ OR MIT)
2 /*
3 * Copyright (c) 2019 Akash Gajjar <akash@openedev.com>
4 * Copyright (c) 2019 Jagan Teki <jagan@openedev.com>
5 */
6
7 /dts-v1/;
8
9 #include <dt-bindings/leds/common.h>
10 #include "rk3308.dtsi"
11
12 / {
13 model = "Radxa ROCK Pi S";
14 compatible = "radxa,rockpis", "rockchip,rk3308";
15
16 aliases {
17 ethernet0 = &gmac;
18 mmc0 = &emmc;
19 mmc1 = &sdmmc;
20 mmc2 = &sdio;
21 };
22
23 chosen {
24 stdout-path = "serial0:1500000n8";
25 };
26
27 leds {
28 compatible = "gpio-leds";
29 pinctrl-names = "default";
30 pinctrl-0 = <&green_led>, <&heartbeat_led>;
31
32 green-led {
33 color = <LED_COLOR_ID_GREEN>;
34 default-state = "on";
35 function = LED_FUNCTION_POWER;
36 gpios = <&gpio0 RK_PA6 GPIO_ACTIVE_HIGH>;
37 label = "rockpis:green:power";
38 linux,default-trigger = "default-on";
39 };
40
41 blue-led {
42 color = <LED_COLOR_ID_BLUE>;
43 default-state = "on";
44 function = LED_FUNCTION_HEARTBEAT;
45 gpios = <&gpio0 RK_PA5 GPIO_ACTIVE_HIGH>;
46 label = "rockpis:blue:user";
47 linux,default-trigger = "heartbeat";
48 };
49 };
50
51 sdio_pwrseq: sdio-pwrseq {
52 compatible = "mmc-pwrseq-simple";
53 pinctrl-0 = <&wifi_enable_h>;
54 pinctrl-names = "default";
55 reset-gpios = <&gpio0 RK_PA2 GPIO_ACTIVE_LOW>;
56 };
57
58 vcc_1v8: vcc-1v8 {
59 compatible = "regulator-fixed";
60 regulator-name = "vcc_1v8";
61 regulator-always-on;
62 regulator-boot-on;
63 regulator-min-microvolt = <1800000>;
64 regulator-max-microvolt = <1800000>;
65 vin-supply = <&vcc_io>;
66 };
67
68 vcc_io: vcc-io {
69 compatible = "regulator-fixed";
70 regulator-name = "vcc_io";
71 regulator-always-on;
72 regulator-boot-on;
73 regulator-min-microvolt = <3300000>;
74 regulator-max-microvolt = <3300000>;
75 vin-supply = <&vcc5v0_sys>;
76 };
77
78 vcc_ddr: vcc-ddr {
79 compatible = "regulator-fixed";
80 regulator-name = "vcc_ddr";
81 regulator-always-on;
82 regulator-boot-on;
83 regulator-min-microvolt = <1500000>;
84 regulator-max-microvolt = <1500000>;
85 vin-supply = <&vcc5v0_sys>;
86 };
87
88 vcc5v0_otg: vcc5v0-otg {
89 compatible = "regulator-fixed";
90 enable-active-high;
91 gpio = <&gpio0 RK_PC5 GPIO_ACTIVE_HIGH>;
92 pinctrl-names = "default";
93 pinctrl-0 = <&otg_vbus_drv>;
94 regulator-name = "vcc5v0_otg";
95 regulator-always-on;
96 vin-supply = <&vcc5v0_sys>;
97 };
98
99 vcc5v0_sys: vcc5v0-sys {
100 compatible = "regulator-fixed";
101 regulator-name = "vcc5v0_sys";
102 regulator-always-on;
103 regulator-boot-on;
104 regulator-min-microvolt = <5000000>;
105 regulator-max-microvolt = <5000000>;
106 };
107
108 vdd_core: vdd-core {
109 compatible = "pwm-regulator";
110 pwms = <&pwm0 0 5000 1>;
111 pwm-supply = <&vcc5v0_sys>;
112 regulator-name = "vdd_core";
113 regulator-min-microvolt = <827000>;
114 regulator-max-microvolt = <1340000>;
115 regulator-settling-time-up-us = <250>;
116 regulator-always-on;
117 regulator-boot-on;
118 };
119
120 vdd_log: vdd-log {
121 compatible = "regulator-fixed";
122 regulator-name = "vdd_log";
123 regulator-always-on;
124 regulator-boot-on;
125 regulator-min-microvolt = <1050000>;
126 regulator-max-microvolt = <1050000>;
127 vin-supply = <&vcc5v0_sys>;
128 };
129 };
130
131 &cpu0 {
132 cpu-supply = <&vdd_core>;
133 };
134
135 &emmc {
136 cap-mmc-highspeed;
137 cap-sd-highspeed;
138 no-sdio;
139 non-removable;
140 pinctrl-names = "default";
141 pinctrl-0 = <&emmc_bus8 &emmc_clk &emmc_cmd>;
142 vmmc-supply = <&vcc_io>;
143 status = "okay";
144 };
145
146 &gmac {
147 clock_in_out = "output";
148 phy-handle = <&rtl8201f>;
149 phy-supply = <&vcc_io>;
150 status = "okay";
151
152 mdio {
153 compatible = "snps,dwmac-mdio";
154 #address-cells = <1>;
155 #size-cells = <0>;
156
157 rtl8201f: ethernet-phy@1 {
158 compatible = "ethernet-phy-ieee802.3-c22";
159 reg = <1>;
160 pinctrl-names = "default";
161 pinctrl-0 = <&mac_rst>;
162 reset-assert-us = <20000>;
163 reset-deassert-us = <50000>;
164 reset-gpios = <&gpio0 RK_PA7 GPIO_ACTIVE_LOW>;
165 };
166 };
167 };
168
169 &gpio0 {
170 gpio-line-names =
171 /* GPIO0_A0 - A7 */
172 "", "", "", "", "", "", "", "",
173 /* GPIO0_B0 - B7 */
174 "", "", "", "header1-pin3 [GPIO0_B3]",
175 "header1-pin5 [GPIO0_B4]", "", "",
176 "header1-pin11 [GPIO0_B7]",
177 /* GPIO0_C0 - C7 */
178 "header1-pin13 [GPIO0_C0]",
179 "header1-pin15 [GPIO0_C1]", "", "", "",
180 "", "", "",
181 /* GPIO0_D0 - D7 */
182 "", "", "", "", "", "", "", "";
183 };
184
185 &gpio1 {
186 gpio-line-names =
187 /* GPIO1_A0 - A7 */
188 "", "", "", "", "", "", "", "",
189 /* GPIO1_B0 - B7 */
190 "", "", "", "", "", "", "", "",
191 /* GPIO1_C0 - C7 */
192 "", "", "", "", "", "", "header1-pin21 [GPIO1_C6]",
193 "header1-pin19 [GPIO1_C7]",
194 /* GPIO1_D0 - D7 */
195 "header1-pin23 [GPIO1_D0]", "header1-pin24 [GPIO1_D1]",
196 "", "", "", "", "", "";
197 };
198
199 &gpio2 {
200 gpio-line-names =
201 /* GPIO2_A0 - A7 */
202 "header1-pin10 [GPIO2_A0]", "header1-pin8 [GPIO2_A1]",
203 "", "",
204 "header1-pin7 [GPIO2_A4]", "header1-pin12 [GPIO2_A5]",
205 "header2-pin46 [GPIO2_A6]", "header1-pin22 [GPIO1_A7]",
206 /* GPIO2_B0 - B7 */
207 "header2-pin45 [GPIO2_B0]", "header1-pin18 [GPIO2_B1]",
208 "header1-pin16 [GPIO2_B2]", "header2-pin44 [GPIO2_B3]",
209 "header2-pin43 [GPIO2_B4]", "header2-pin28 [GPIO2_B5]",
210 "header2-pin30 [GPIO2_B6]", "header2-pin32 [GPIO2_B7]",
211 /* GPIO2_C0 - C7 */
212 "header2-pin34 [GPIO2_C0]", "", "", "", "", "", "", "",
213 /* GPIO2_D0 - D7 */
214 "", "", "", "", "", "", "", "";
215 };
216
217 &gpio3 {
218 gpio-line-names =
219 /* GPIO3_A0 - A7 */
220 "", "", "", "", "", "", "", "",
221 /* GPIO3_B0 - B7 */
222 "", "", "header2-pin42 [GPIO3_B2]",
223 "header2-pin41 [GPIO3_B3]", "header2-pin40 [GPIO3_B4]",
224 "header2-pin39 [GPIO3_B5]", "", "",
225 /* GPIO3_C0 - C7 */
226 "", "", "", "", "", "", "", "",
227 /* GPIO3_D0 - D7 */
228 "", "", "", "", "", "", "", "";
229 };
230
231 &i2c1 {
232 status = "okay";
233 };
234
235 &io_domains {
236 vccio0-supply = <&vcc_io>;
237 vccio1-supply = <&vcc_io>;
238 vccio2-supply = <&vcc_io>;
239 vccio3-supply = <&vcc_io>;
240 vccio4-supply = <&vcc_1v8>;
241 vccio5-supply = <&vcc_io>;
242 status = "okay";
243 };
244
245 &pinctrl {
246 pinctrl-names = "default";
247 pinctrl-0 = <&rtc_32k>;
248
249 bluetooth {
250 bt_reg_on: bt-reg-on {
251 rockchip,pins = <4 RK_PB3 RK_FUNC_GPIO &pcfg_pull_none>;
252 };
253
254 bt_wake_host: bt-wake-host {
255 rockchip,pins = <4 RK_PB4 RK_FUNC_GPIO &pcfg_pull_down>;
256 };
257
258 host_wake_bt: host-wake-bt {
259 rockchip,pins = <4 RK_PB2 RK_FUNC_GPIO &pcfg_pull_none>;
260 };
261 };
262
263 gmac {
264 mac_rst: mac-rst {
265 rockchip,pins = <0 RK_PA7 RK_FUNC_GPIO &pcfg_pull_none>;
266 };
267 };
268
269 leds {
270 green_led: green-led {
271 rockchip,pins = <0 RK_PA6 RK_FUNC_GPIO &pcfg_pull_none>;
272 };
273
274 heartbeat_led: heartbeat-led {
275 rockchip,pins = <0 RK_PA5 RK_FUNC_GPIO &pcfg_pull_none>;
276 };
277 };
278
279 usb {
280 otg_vbus_drv: otg-vbus-drv {
281 rockchip,pins = <0 RK_PC5 RK_FUNC_GPIO &pcfg_pull_none>;
282 };
283 };
284
285 sdio-pwrseq {
286 wifi_enable_h: wifi-enable-h {
287 rockchip,pins = <0 RK_PA2 RK_FUNC_GPIO &pcfg_pull_none>;
288 };
289
290 wifi_host_wake: wifi-host-wake {
291 rockchip,pins = <0 RK_PA0 RK_FUNC_GPIO &pcfg_pull_down>;
292 };
293 };
294 };
295
296 &pwm0 {
297 status = "okay";
298 pinctrl-0 = <&pwm0_pin_pull_down>;
299 };
300
301 &saradc {
302 vref-supply = <&vcc_1v8>;
303 status = "okay";
304 };
305
306 &sdio {
307 #address-cells = <1>;
308 #size-cells = <0>;
309 cap-sd-highspeed;
310 cap-sdio-irq;
311 keep-power-in-suspend;
312 max-frequency = <100000000>;
313 mmc-pwrseq = <&sdio_pwrseq>;
314 no-mmc;
315 no-sd;
316 non-removable;
317 sd-uhs-sdr50;
318 vmmc-supply = <&vcc_io>;
319 vqmmc-supply = <&vcc_1v8>;
320 status = "okay";
321
322 rtl8723ds: wifi@1 {
323 reg = <1>;
324 interrupt-parent = <&gpio0>;
325 interrupts = <RK_PA0 IRQ_TYPE_LEVEL_HIGH>;
326 interrupt-names = "host-wake";
327 pinctrl-names = "default";
328 pinctrl-0 = <&wifi_host_wake>;
329 };
330 };
331
332 &sdmmc {
333 cap-mmc-highspeed;
334 cap-sd-highspeed;
335 disable-wp;
336 vmmc-supply = <&vcc_io>;
337 status = "okay";
338 };
339
340 &u2phy {
341 status = "okay";
342
343 u2phy_host: host-port {
344 phy-supply = <&vcc5v0_otg>;
345 status = "okay";
346 };
347
348 u2phy_otg: otg-port {
349 phy-supply = <&vcc5v0_otg>;
350 status = "okay";
351 };
352 };
353
354 &uart0 {
355 pinctrl-names = "default";
356 pinctrl-0 = <&uart0_xfer>;
357 status = "okay";
358 };
359
360 &uart4 {
361 uart-has-rtscts;
362 status = "okay";
363
364 bluetooth {
365 compatible = "realtek,rtl8723ds-bt";
366 device-wake-gpios = <&gpio4 RK_PB2 GPIO_ACTIVE_HIGH>;
367 enable-gpios = <&gpio4 RK_PB3 GPIO_ACTIVE_HIGH>;
368 host-wake-gpios = <&gpio4 RK_PB4 GPIO_ACTIVE_HIGH>;
369 pinctrl-names = "default";
370 pinctrl-0 = <&bt_reg_on &bt_wake_host &host_wake_bt>;
371 };
372 };
373
374 &usb_host_ehci {
375 status = "okay";
376 };
377
378 &usb_host_ohci {
379 status = "okay";
380 };
381
382 &usb20_otg {
383 dr_mode = "peripheral";
384 status = "okay";
385 };
386
387 &wdt {
388 status = "okay";
389 };
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