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