1 // SPDX-License-Identifier: (GPL-2.0+ OR MIT) 1 // SPDX-License-Identifier: (GPL-2.0+ OR MIT)
2 /* 2 /*
3 * Copyright (c) 2020 David Bauer <mail@david-b 3 * Copyright (c) 2020 David Bauer <mail@david-bauer.net>
4 */ 4 */
5 5
6 /dts-v1/; 6 /dts-v1/;
7 7
8 #include <dt-bindings/input/input.h> 8 #include <dt-bindings/input/input.h>
9 #include <dt-bindings/gpio/gpio.h> 9 #include <dt-bindings/gpio/gpio.h>
10 #include "rk3328.dtsi" 10 #include "rk3328.dtsi"
11 11
12 / { 12 / {
13 model = "FriendlyElec NanoPi R2S"; 13 model = "FriendlyElec NanoPi R2S";
14 compatible = "friendlyarm,nanopi-r2s", 14 compatible = "friendlyarm,nanopi-r2s", "rockchip,rk3328";
15 15
16 aliases { 16 aliases {
17 ethernet0 = &gmac2io; 17 ethernet0 = &gmac2io;
18 ethernet1 = &rtl8153; 18 ethernet1 = &rtl8153;
19 mmc0 = &sdmmc; 19 mmc0 = &sdmmc;
20 }; 20 };
21 21
22 chosen { 22 chosen {
23 stdout-path = "serial2:1500000 23 stdout-path = "serial2:1500000n8";
24 }; 24 };
25 25
26 gmac_clk: gmac-clock { 26 gmac_clk: gmac-clock {
27 compatible = "fixed-clock"; 27 compatible = "fixed-clock";
28 clock-frequency = <125000000>; 28 clock-frequency = <125000000>;
29 clock-output-names = "gmac_clk 29 clock-output-names = "gmac_clkin";
30 #clock-cells = <0>; 30 #clock-cells = <0>;
31 }; 31 };
32 32
33 keys { 33 keys {
34 compatible = "gpio-keys"; 34 compatible = "gpio-keys";
35 pinctrl-0 = <&reset_button_pin 35 pinctrl-0 = <&reset_button_pin>;
36 pinctrl-names = "default"; 36 pinctrl-names = "default";
37 37
38 key-reset { 38 key-reset {
39 label = "reset"; 39 label = "reset";
40 gpios = <&gpio0 RK_PA0 40 gpios = <&gpio0 RK_PA0 GPIO_ACTIVE_LOW>;
41 linux,code = <KEY_REST 41 linux,code = <KEY_RESTART>;
42 debounce-interval = <5 42 debounce-interval = <50>;
43 }; 43 };
44 }; 44 };
45 45
46 leds { 46 leds {
47 compatible = "gpio-leds"; 47 compatible = "gpio-leds";
48 pinctrl-0 = <&lan_led_pin>, < 48 pinctrl-0 = <&lan_led_pin>, <&sys_led_pin>, <&wan_led_pin>;
49 pinctrl-names = "default"; 49 pinctrl-names = "default";
50 50
51 lan_led: led-0 { 51 lan_led: led-0 {
52 gpios = <&gpio2 RK_PB7 52 gpios = <&gpio2 RK_PB7 GPIO_ACTIVE_HIGH>;
53 label = "nanopi-r2s:gr 53 label = "nanopi-r2s:green:lan";
54 }; 54 };
55 55
56 sys_led: led-1 { 56 sys_led: led-1 {
57 gpios = <&gpio0 RK_PA2 57 gpios = <&gpio0 RK_PA2 GPIO_ACTIVE_HIGH>;
58 label = "nanopi-r2s:re 58 label = "nanopi-r2s:red:sys";
59 default-state = "on"; 59 default-state = "on";
60 }; 60 };
61 61
62 wan_led: led-2 { 62 wan_led: led-2 {
63 gpios = <&gpio2 RK_PC2 63 gpios = <&gpio2 RK_PC2 GPIO_ACTIVE_HIGH>;
64 label = "nanopi-r2s:gr 64 label = "nanopi-r2s:green:wan";
65 }; 65 };
66 }; 66 };
67 67
68 vcc_io_sdio: sdmmcio-regulator { 68 vcc_io_sdio: sdmmcio-regulator {
69 compatible = "regulator-gpio"; 69 compatible = "regulator-gpio";
70 enable-active-high; 70 enable-active-high;
71 gpios = <&gpio1 RK_PD4 GPIO_AC 71 gpios = <&gpio1 RK_PD4 GPIO_ACTIVE_HIGH>;
72 pinctrl-0 = <&sdio_vcc_pin>; 72 pinctrl-0 = <&sdio_vcc_pin>;
73 pinctrl-names = "default"; 73 pinctrl-names = "default";
74 regulator-name = "vcc_io_sdio" 74 regulator-name = "vcc_io_sdio";
75 regulator-always-on; 75 regulator-always-on;
76 regulator-min-microvolt = <180 76 regulator-min-microvolt = <1800000>;
77 regulator-max-microvolt = <330 77 regulator-max-microvolt = <3300000>;
78 regulator-settling-time-us = < 78 regulator-settling-time-us = <5000>;
79 regulator-type = "voltage"; 79 regulator-type = "voltage";
80 startup-delay-us = <2000>; 80 startup-delay-us = <2000>;
81 states = <1800000 0x1>, 81 states = <1800000 0x1>,
82 <3300000 0x0>; 82 <3300000 0x0>;
83 vin-supply = <&vcc_io_33>; 83 vin-supply = <&vcc_io_33>;
84 }; 84 };
85 85
86 vcc_sd: sdmmc-regulator { 86 vcc_sd: sdmmc-regulator {
87 compatible = "regulator-fixed" 87 compatible = "regulator-fixed";
88 gpio = <&gpio0 RK_PD6 GPIO_ACT 88 gpio = <&gpio0 RK_PD6 GPIO_ACTIVE_LOW>;
89 pinctrl-0 = <&sdmmc0m1_pin>; 89 pinctrl-0 = <&sdmmc0m1_pin>;
90 pinctrl-names = "default"; 90 pinctrl-names = "default";
91 regulator-name = "vcc_sd"; 91 regulator-name = "vcc_sd";
92 regulator-boot-on; 92 regulator-boot-on;
93 regulator-min-microvolt = <330 93 regulator-min-microvolt = <3300000>;
94 regulator-max-microvolt = <330 94 regulator-max-microvolt = <3300000>;
95 vin-supply = <&vcc_io_33>; 95 vin-supply = <&vcc_io_33>;
96 }; 96 };
97 97
98 vdd_5v: vdd-5v { 98 vdd_5v: vdd-5v {
99 compatible = "regulator-fixed" 99 compatible = "regulator-fixed";
100 regulator-name = "vdd_5v"; 100 regulator-name = "vdd_5v";
101 regulator-always-on; 101 regulator-always-on;
102 regulator-boot-on; 102 regulator-boot-on;
103 regulator-min-microvolt = <500 103 regulator-min-microvolt = <5000000>;
104 regulator-max-microvolt = <500 104 regulator-max-microvolt = <5000000>;
105 }; 105 };
106 106
107 vdd_5v_lan: vdd-5v-lan { 107 vdd_5v_lan: vdd-5v-lan {
108 compatible = "regulator-fixed" 108 compatible = "regulator-fixed";
109 enable-active-high; 109 enable-active-high;
110 gpio = <&gpio2 RK_PC6 GPIO_ACT 110 gpio = <&gpio2 RK_PC6 GPIO_ACTIVE_HIGH>;
111 pinctrl-0 = <&lan_vdd_pin>; 111 pinctrl-0 = <&lan_vdd_pin>;
112 pinctrl-names = "default"; 112 pinctrl-names = "default";
113 regulator-name = "vdd_5v_lan"; 113 regulator-name = "vdd_5v_lan";
114 regulator-always-on; 114 regulator-always-on;
115 regulator-boot-on; 115 regulator-boot-on;
116 vin-supply = <&vdd_5v>; 116 vin-supply = <&vdd_5v>;
117 }; 117 };
118 }; 118 };
119 119
120 &cpu0 { 120 &cpu0 {
121 cpu-supply = <&vdd_arm>; 121 cpu-supply = <&vdd_arm>;
122 }; 122 };
123 123
124 &cpu1 { 124 &cpu1 {
125 cpu-supply = <&vdd_arm>; 125 cpu-supply = <&vdd_arm>;
126 }; 126 };
127 127
128 &cpu2 { 128 &cpu2 {
129 cpu-supply = <&vdd_arm>; 129 cpu-supply = <&vdd_arm>;
130 }; 130 };
131 131
132 &cpu3 { 132 &cpu3 {
133 cpu-supply = <&vdd_arm>; 133 cpu-supply = <&vdd_arm>;
134 }; 134 };
135 135
136 &display_subsystem { 136 &display_subsystem {
137 status = "disabled"; 137 status = "disabled";
138 }; 138 };
139 139
140 &gmac2io { 140 &gmac2io {
141 assigned-clocks = <&cru SCLK_MAC2IO>, 141 assigned-clocks = <&cru SCLK_MAC2IO>, <&cru SCLK_MAC2IO_EXT>;
142 assigned-clock-parents = <&gmac_clk>, 142 assigned-clock-parents = <&gmac_clk>, <&gmac_clk>;
143 clock_in_out = "input"; 143 clock_in_out = "input";
144 phy-handle = <&rtl8211e>; 144 phy-handle = <&rtl8211e>;
145 phy-mode = "rgmii"; 145 phy-mode = "rgmii";
146 phy-supply = <&vcc_io_33>; 146 phy-supply = <&vcc_io_33>;
147 pinctrl-0 = <&rgmiim1_pins>; 147 pinctrl-0 = <&rgmiim1_pins>;
148 pinctrl-names = "default"; 148 pinctrl-names = "default";
149 rx_delay = <0x18>; 149 rx_delay = <0x18>;
150 snps,aal; 150 snps,aal;
151 tx_delay = <0x24>; 151 tx_delay = <0x24>;
152 status = "okay"; 152 status = "okay";
153 153
154 mdio { 154 mdio {
155 compatible = "snps,dwmac-mdio" 155 compatible = "snps,dwmac-mdio";
156 #address-cells = <1>; 156 #address-cells = <1>;
157 #size-cells = <0>; 157 #size-cells = <0>;
158 158
159 rtl8211e: ethernet-phy@1 { 159 rtl8211e: ethernet-phy@1 {
160 reg = <1>; 160 reg = <1>;
161 pinctrl-0 = <ð_phy_ 161 pinctrl-0 = <ð_phy_reset_pin>;
162 pinctrl-names = "defau 162 pinctrl-names = "default";
163 reset-assert-us = <100 163 reset-assert-us = <10000>;
164 reset-deassert-us = <5 164 reset-deassert-us = <50000>;
165 reset-gpios = <&gpio1 165 reset-gpios = <&gpio1 RK_PC2 GPIO_ACTIVE_LOW>;
166 }; 166 };
167 }; 167 };
168 }; 168 };
169 169
170 &i2c1 { 170 &i2c1 {
171 status = "okay"; 171 status = "okay";
172 172
173 rk805: pmic@18 { 173 rk805: pmic@18 {
174 compatible = "rockchip,rk805"; 174 compatible = "rockchip,rk805";
175 reg = <0x18>; 175 reg = <0x18>;
176 interrupt-parent = <&gpio1>; 176 interrupt-parent = <&gpio1>;
177 interrupts = <24 IRQ_TYPE_LEVE 177 interrupts = <24 IRQ_TYPE_LEVEL_LOW>;
178 #clock-cells = <1>; 178 #clock-cells = <1>;
179 clock-output-names = "xin32k", 179 clock-output-names = "xin32k", "rk805-clkout2";
180 gpio-controller; 180 gpio-controller;
181 #gpio-cells = <2>; 181 #gpio-cells = <2>;
182 pinctrl-0 = <&pmic_int_l>; 182 pinctrl-0 = <&pmic_int_l>;
183 pinctrl-names = "default"; 183 pinctrl-names = "default";
184 rockchip,system-power-controll 184 rockchip,system-power-controller;
185 wakeup-source; 185 wakeup-source;
186 186
187 vcc1-supply = <&vdd_5v>; 187 vcc1-supply = <&vdd_5v>;
188 vcc2-supply = <&vdd_5v>; 188 vcc2-supply = <&vdd_5v>;
189 vcc3-supply = <&vdd_5v>; 189 vcc3-supply = <&vdd_5v>;
190 vcc4-supply = <&vdd_5v>; 190 vcc4-supply = <&vdd_5v>;
191 vcc5-supply = <&vcc_io_33>; 191 vcc5-supply = <&vcc_io_33>;
192 vcc6-supply = <&vdd_5v>; 192 vcc6-supply = <&vdd_5v>;
193 193
194 regulators { 194 regulators {
195 vdd_log: DCDC_REG1 { 195 vdd_log: DCDC_REG1 {
196 regulator-name 196 regulator-name = "vdd_log";
197 regulator-alwa 197 regulator-always-on;
198 regulator-boot 198 regulator-boot-on;
199 regulator-min- 199 regulator-min-microvolt = <712500>;
200 regulator-max- 200 regulator-max-microvolt = <1450000>;
201 regulator-ramp 201 regulator-ramp-delay = <12500>;
202 202
203 regulator-stat 203 regulator-state-mem {
204 regula 204 regulator-on-in-suspend;
205 regula 205 regulator-suspend-microvolt = <1000000>;
206 }; 206 };
207 }; 207 };
208 208
209 vdd_arm: DCDC_REG2 { 209 vdd_arm: DCDC_REG2 {
210 regulator-name 210 regulator-name = "vdd_arm";
211 regulator-alwa 211 regulator-always-on;
212 regulator-boot 212 regulator-boot-on;
213 regulator-min- 213 regulator-min-microvolt = <712500>;
214 regulator-max- 214 regulator-max-microvolt = <1450000>;
215 regulator-ramp 215 regulator-ramp-delay = <12500>;
216 216
217 regulator-stat 217 regulator-state-mem {
218 regula 218 regulator-on-in-suspend;
219 regula 219 regulator-suspend-microvolt = <950000>;
220 }; 220 };
221 }; 221 };
222 222
223 vcc_ddr: DCDC_REG3 { 223 vcc_ddr: DCDC_REG3 {
224 regulator-name 224 regulator-name = "vcc_ddr";
225 regulator-alwa 225 regulator-always-on;
226 regulator-boot 226 regulator-boot-on;
227 227
228 regulator-stat 228 regulator-state-mem {
229 regula 229 regulator-on-in-suspend;
230 }; 230 };
231 }; 231 };
232 232
233 vcc_io_33: DCDC_REG4 { 233 vcc_io_33: DCDC_REG4 {
234 regulator-name 234 regulator-name = "vcc_io_33";
235 regulator-alwa 235 regulator-always-on;
236 regulator-boot 236 regulator-boot-on;
237 regulator-min- 237 regulator-min-microvolt = <3300000>;
238 regulator-max- 238 regulator-max-microvolt = <3300000>;
239 239
240 regulator-stat 240 regulator-state-mem {
241 regula 241 regulator-on-in-suspend;
242 regula 242 regulator-suspend-microvolt = <3300000>;
243 }; 243 };
244 }; 244 };
245 245
246 vcc_18: LDO_REG1 { 246 vcc_18: LDO_REG1 {
247 regulator-name 247 regulator-name = "vcc_18";
248 regulator-alwa 248 regulator-always-on;
249 regulator-boot 249 regulator-boot-on;
250 regulator-min- 250 regulator-min-microvolt = <1800000>;
251 regulator-max- 251 regulator-max-microvolt = <1800000>;
252 252
253 regulator-stat 253 regulator-state-mem {
254 regula 254 regulator-on-in-suspend;
255 regula 255 regulator-suspend-microvolt = <1800000>;
256 }; 256 };
257 }; 257 };
258 258
259 vcc18_emmc: LDO_REG2 { 259 vcc18_emmc: LDO_REG2 {
260 regulator-name 260 regulator-name = "vcc18_emmc";
261 regulator-alwa 261 regulator-always-on;
262 regulator-boot 262 regulator-boot-on;
263 regulator-min- 263 regulator-min-microvolt = <1800000>;
264 regulator-max- 264 regulator-max-microvolt = <1800000>;
265 265
266 regulator-stat 266 regulator-state-mem {
267 regula 267 regulator-on-in-suspend;
268 regula 268 regulator-suspend-microvolt = <1800000>;
269 }; 269 };
270 }; 270 };
271 271
272 vdd_10: LDO_REG3 { 272 vdd_10: LDO_REG3 {
273 regulator-name 273 regulator-name = "vdd_10";
274 regulator-alwa 274 regulator-always-on;
275 regulator-boot 275 regulator-boot-on;
276 regulator-min- 276 regulator-min-microvolt = <1000000>;
277 regulator-max- 277 regulator-max-microvolt = <1000000>;
278 278
279 regulator-stat 279 regulator-state-mem {
280 regula 280 regulator-on-in-suspend;
281 regula 281 regulator-suspend-microvolt = <1000000>;
282 }; 282 };
283 }; 283 };
284 }; 284 };
285 }; 285 };
286 }; 286 };
287 287
288 &io_domains { 288 &io_domains {
289 pmuio-supply = <&vcc_io_33>; 289 pmuio-supply = <&vcc_io_33>;
290 vccio1-supply = <&vcc_io_33>; 290 vccio1-supply = <&vcc_io_33>;
291 vccio2-supply = <&vcc18_emmc>; 291 vccio2-supply = <&vcc18_emmc>;
292 vccio3-supply = <&vcc_io_sdio>; 292 vccio3-supply = <&vcc_io_sdio>;
293 vccio4-supply = <&vcc_18>; 293 vccio4-supply = <&vcc_18>;
294 vccio5-supply = <&vcc_io_33>; 294 vccio5-supply = <&vcc_io_33>;
295 vccio6-supply = <&vcc_io_33>; 295 vccio6-supply = <&vcc_io_33>;
296 status = "okay"; 296 status = "okay";
297 }; 297 };
298 298
299 &pinctrl { 299 &pinctrl {
300 button { 300 button {
301 reset_button_pin: reset-button 301 reset_button_pin: reset-button-pin {
302 rockchip,pins = <0 RK_ 302 rockchip,pins = <0 RK_PA0 RK_FUNC_GPIO &pcfg_pull_none>;
303 }; 303 };
304 }; 304 };
305 305
306 gmac2io { 306 gmac2io {
307 eth_phy_reset_pin: eth-phy-res 307 eth_phy_reset_pin: eth-phy-reset-pin {
308 rockchip,pins = <1 RK_ 308 rockchip,pins = <1 RK_PC2 RK_FUNC_GPIO &pcfg_pull_down>;
309 }; 309 };
310 }; 310 };
311 311
312 leds { 312 leds {
313 lan_led_pin: lan-led-pin { 313 lan_led_pin: lan-led-pin {
314 rockchip,pins = <2 RK_ 314 rockchip,pins = <2 RK_PB7 RK_FUNC_GPIO &pcfg_pull_none>;
315 }; 315 };
316 316
317 sys_led_pin: sys-led-pin { 317 sys_led_pin: sys-led-pin {
318 rockchip,pins = <0 RK_ 318 rockchip,pins = <0 RK_PA2 RK_FUNC_GPIO &pcfg_pull_none>;
319 }; 319 };
320 320
321 wan_led_pin: wan-led-pin { 321 wan_led_pin: wan-led-pin {
322 rockchip,pins = <2 RK_ 322 rockchip,pins = <2 RK_PC2 RK_FUNC_GPIO &pcfg_pull_none>;
323 }; 323 };
324 }; 324 };
325 325
326 lan { 326 lan {
327 lan_vdd_pin: lan-vdd-pin { 327 lan_vdd_pin: lan-vdd-pin {
328 rockchip,pins = <2 RK_ 328 rockchip,pins = <2 RK_PC6 RK_FUNC_GPIO &pcfg_pull_none>;
329 }; 329 };
330 }; 330 };
331 331
332 pmic { 332 pmic {
333 pmic_int_l: pmic-int-l { 333 pmic_int_l: pmic-int-l {
334 rockchip,pins = <1 RK_ 334 rockchip,pins = <1 RK_PD0 RK_FUNC_GPIO &pcfg_pull_up>;
335 }; 335 };
336 }; 336 };
337 337
338 sd { 338 sd {
339 sdio_vcc_pin: sdio-vcc-pin { 339 sdio_vcc_pin: sdio-vcc-pin {
340 rockchip,pins = <1 RK_ 340 rockchip,pins = <1 RK_PD4 RK_FUNC_GPIO &pcfg_pull_up>;
341 }; 341 };
342 }; 342 };
343 }; 343 };
344 344
345 &pwm2 { 345 &pwm2 {
346 status = "okay"; 346 status = "okay";
347 }; 347 };
348 348
349 &sdmmc { 349 &sdmmc {
350 bus-width = <4>; 350 bus-width = <4>;
351 cap-sd-highspeed; 351 cap-sd-highspeed;
352 disable-wp; 352 disable-wp;
353 pinctrl-0 = <&sdmmc0_clk>, <&sdmmc0_cm 353 pinctrl-0 = <&sdmmc0_clk>, <&sdmmc0_cmd>, <&sdmmc0_dectn>, <&sdmmc0_bus4>;
354 pinctrl-names = "default"; 354 pinctrl-names = "default";
355 sd-uhs-sdr12; 355 sd-uhs-sdr12;
356 sd-uhs-sdr25; 356 sd-uhs-sdr25;
357 sd-uhs-sdr50; 357 sd-uhs-sdr50;
358 sd-uhs-sdr104; 358 sd-uhs-sdr104;
359 vmmc-supply = <&vcc_sd>; 359 vmmc-supply = <&vcc_sd>;
360 vqmmc-supply = <&vcc_io_sdio>; 360 vqmmc-supply = <&vcc_io_sdio>;
361 status = "okay"; 361 status = "okay";
362 }; 362 };
363 363
364 &tsadc { 364 &tsadc {
365 rockchip,hw-tshut-mode = <0>; 365 rockchip,hw-tshut-mode = <0>;
366 rockchip,hw-tshut-polarity = <0>; 366 rockchip,hw-tshut-polarity = <0>;
367 status = "okay"; 367 status = "okay";
368 }; 368 };
369 369
370 &u2phy { 370 &u2phy {
371 status = "okay"; 371 status = "okay";
372 }; 372 };
373 373
374 &u2phy_host { 374 &u2phy_host {
375 status = "okay"; 375 status = "okay";
376 }; 376 };
377 377
378 &u2phy_otg { 378 &u2phy_otg {
379 status = "okay"; 379 status = "okay";
380 }; 380 };
381 381
382 &uart2 { 382 &uart2 {
383 status = "okay"; 383 status = "okay";
384 }; 384 };
385 385
386 &usb20_otg { 386 &usb20_otg {
387 status = "okay"; 387 status = "okay";
388 dr_mode = "host"; 388 dr_mode = "host";
389 }; 389 };
390 390
391 &usbdrd3 { 391 &usbdrd3 {
392 dr_mode = "host"; 392 dr_mode = "host";
393 status = "okay"; 393 status = "okay";
394 #address-cells = <1>; 394 #address-cells = <1>;
395 #size-cells = <0>; 395 #size-cells = <0>;
396 396
397 /* Second port is for USB 3.0 */ 397 /* Second port is for USB 3.0 */
398 rtl8153: device@2 { 398 rtl8153: device@2 {
399 compatible = "usbbda,8153"; 399 compatible = "usbbda,8153";
400 reg = <2>; 400 reg = <2>;
401 }; 401 };
402 }; 402 };
403 403
404 &usb_host0_ehci { 404 &usb_host0_ehci {
405 status = "okay"; 405 status = "okay";
406 }; 406 };
407 407
408 &usb_host0_ohci { 408 &usb_host0_ohci {
409 status = "okay"; 409 status = "okay";
410 }; 410 };
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