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