1 // SPDX-License-Identifier: (GPL-2.0+ OR MIT) 1 // SPDX-License-Identifier: (GPL-2.0+ OR MIT)
2 /* 2 /*
3 * Copyright (c) 2015 Heiko Stuebner <heiko@snt 3 * Copyright (c) 2015 Heiko Stuebner <heiko@sntech.de>
4 */ 4 */
5 5
6 /dts-v1/; 6 /dts-v1/;
7 #include "rk3368.dtsi" 7 #include "rk3368.dtsi"
8 #include <dt-bindings/input/input.h> 8 #include <dt-bindings/input/input.h>
9 9
10 / { 10 / {
11 model = "Rockchip R88"; 11 model = "Rockchip R88";
12 compatible = "rockchip,r88", "rockchip 12 compatible = "rockchip,r88", "rockchip,rk3368";
13 13
14 aliases { 14 aliases {
15 ethernet0 = &gmac; <<
16 mmc0 = &sdio0; 15 mmc0 = &sdio0;
17 mmc1 = &emmc; 16 mmc1 = &emmc;
18 }; 17 };
19 18
20 chosen { 19 chosen {
21 stdout-path = "serial2:115200n 20 stdout-path = "serial2:115200n8";
22 }; 21 };
23 22
24 memory@0 { !! 23 memory {
25 device_type = "memory"; 24 device_type = "memory";
26 reg = <0x0 0x0 0x0 0x40000000> 25 reg = <0x0 0x0 0x0 0x40000000>;
27 }; 26 };
28 27
29 emmc_pwrseq: emmc-pwrseq { 28 emmc_pwrseq: emmc-pwrseq {
30 compatible = "mmc-pwrseq-emmc" 29 compatible = "mmc-pwrseq-emmc";
31 pinctrl-0 = <&emmc_reset>; 30 pinctrl-0 = <&emmc_reset>;
32 pinctrl-names = "default"; 31 pinctrl-names = "default";
33 reset-gpios = <&gpio2 RK_PA3 G 32 reset-gpios = <&gpio2 RK_PA3 GPIO_ACTIVE_HIGH>;
34 }; 33 };
35 34
36 keys: gpio-keys { 35 keys: gpio-keys {
37 compatible = "gpio-keys"; 36 compatible = "gpio-keys";
38 pinctrl-names = "default"; 37 pinctrl-names = "default";
39 pinctrl-0 = <&pwr_key>; 38 pinctrl-0 = <&pwr_key>;
40 39
41 key-power { !! 40 power {
42 wakeup-source; 41 wakeup-source;
43 gpios = <&gpio0 RK_PA2 42 gpios = <&gpio0 RK_PA2 GPIO_ACTIVE_LOW>;
44 label = "GPIO Power"; 43 label = "GPIO Power";
45 linux,code = <KEY_POWE 44 linux,code = <KEY_POWER>;
46 }; 45 };
47 }; 46 };
48 47
49 leds: gpio-leds { 48 leds: gpio-leds {
50 compatible = "gpio-leds"; 49 compatible = "gpio-leds";
51 50
52 work_led: led-0 { 51 work_led: led-0 {
53 gpios = <&gpio3 RK_PD5 52 gpios = <&gpio3 RK_PD5 GPIO_ACTIVE_HIGH>;
54 label = "r88:green:led 53 label = "r88:green:led";
55 pinctrl-names = "defau 54 pinctrl-names = "default";
56 pinctrl-0 = <&led_ctl> 55 pinctrl-0 = <&led_ctl>;
57 }; 56 };
58 }; 57 };
59 58
60 ir: ir-receiver { 59 ir: ir-receiver {
61 compatible = "gpio-ir-receiver 60 compatible = "gpio-ir-receiver";
62 gpios = <&gpio3 RK_PD6 GPIO_AC 61 gpios = <&gpio3 RK_PD6 GPIO_ACTIVE_LOW>;
63 pinctrl-names = "default"; 62 pinctrl-names = "default";
64 pinctrl-0 = <&ir_int>; 63 pinctrl-0 = <&ir_int>;
65 }; 64 };
66 65
67 sdio_pwrseq: sdio-pwrseq { 66 sdio_pwrseq: sdio-pwrseq {
68 compatible = "mmc-pwrseq-simpl 67 compatible = "mmc-pwrseq-simple";
69 clocks = <&hym8563>; 68 clocks = <&hym8563>;
70 clock-names = "ext_clock"; 69 clock-names = "ext_clock";
71 pinctrl-names = "default"; 70 pinctrl-names = "default";
72 pinctrl-0 = <&bt_rst>, <&wifi_ 71 pinctrl-0 = <&bt_rst>, <&wifi_reg_on>;
73 72
74 reset-gpios = 73 reset-gpios =
75 /* BT_RST_N */ 74 /* BT_RST_N */
76 <&gpio3 RK_PA5 GPIO_AC 75 <&gpio3 RK_PA5 GPIO_ACTIVE_LOW>,
77 76
78 /* WL_REG_ON */ 77 /* WL_REG_ON */
79 <&gpio3 RK_PA4 GPIO_AC 78 <&gpio3 RK_PA4 GPIO_ACTIVE_LOW>;
80 }; 79 };
81 80
82 vcc_18: vcc18-regulator { 81 vcc_18: vcc18-regulator {
83 compatible = "regulator-fixed" 82 compatible = "regulator-fixed";
84 regulator-name = "vcc_18"; 83 regulator-name = "vcc_18";
85 regulator-min-microvolt = <180 84 regulator-min-microvolt = <1800000>;
86 regulator-max-microvolt = <180 85 regulator-max-microvolt = <1800000>;
87 regulator-always-on; 86 regulator-always-on;
88 regulator-boot-on; 87 regulator-boot-on;
89 vin-supply = <&vcc_sys>; 88 vin-supply = <&vcc_sys>;
90 }; 89 };
91 90
92 /* supplies both host and otg */ 91 /* supplies both host and otg */
93 vcc_host: vcc-host-regulator { 92 vcc_host: vcc-host-regulator {
94 compatible = "regulator-fixed" 93 compatible = "regulator-fixed";
95 enable-active-high; 94 enable-active-high;
96 gpio = <&gpio0 RK_PA4 GPIO_ACT 95 gpio = <&gpio0 RK_PA4 GPIO_ACTIVE_HIGH>;
97 pinctrl-names = "default"; 96 pinctrl-names = "default";
98 pinctrl-0 = <&host_vbus_drv>; 97 pinctrl-0 = <&host_vbus_drv>;
99 regulator-name = "vcc_host"; 98 regulator-name = "vcc_host";
100 regulator-always-on; 99 regulator-always-on;
101 regulator-boot-on; 100 regulator-boot-on;
102 vin-supply = <&vcc_sys>; 101 vin-supply = <&vcc_sys>;
103 }; 102 };
104 103
105 vcc_io: vcc-io-regulator { 104 vcc_io: vcc-io-regulator {
106 compatible = "regulator-fixed" 105 compatible = "regulator-fixed";
107 regulator-name = "vcc_io"; 106 regulator-name = "vcc_io";
108 regulator-min-microvolt = <330 107 regulator-min-microvolt = <3300000>;
109 regulator-max-microvolt = <330 108 regulator-max-microvolt = <3300000>;
110 regulator-always-on; 109 regulator-always-on;
111 regulator-boot-on; 110 regulator-boot-on;
112 vin-supply = <&vcc_sys>; 111 vin-supply = <&vcc_sys>;
113 }; 112 };
114 113
115 vcc_lan: vcc-lan-regulator { 114 vcc_lan: vcc-lan-regulator {
116 compatible = "regulator-fixed" 115 compatible = "regulator-fixed";
117 regulator-name = "vcc_lan"; 116 regulator-name = "vcc_lan";
118 regulator-min-microvolt = <330 117 regulator-min-microvolt = <3300000>;
119 regulator-max-microvolt = <330 118 regulator-max-microvolt = <3300000>;
120 regulator-always-on; 119 regulator-always-on;
121 regulator-boot-on; 120 regulator-boot-on;
122 vin-supply = <&vcc_io>; 121 vin-supply = <&vcc_io>;
123 }; 122 };
124 123
125 vcc_sys: vcc-sys-regulator { 124 vcc_sys: vcc-sys-regulator {
126 compatible = "regulator-fixed" 125 compatible = "regulator-fixed";
127 regulator-name = "vcc_sys"; 126 regulator-name = "vcc_sys";
128 regulator-min-microvolt = <500 127 regulator-min-microvolt = <5000000>;
129 regulator-max-microvolt = <500 128 regulator-max-microvolt = <5000000>;
130 regulator-always-on; 129 regulator-always-on;
131 regulator-boot-on; 130 regulator-boot-on;
132 }; 131 };
133 132
134 vccio_wl: vccio-wl-regulator { 133 vccio_wl: vccio-wl-regulator {
135 compatible = "regulator-fixed" 134 compatible = "regulator-fixed";
136 regulator-name = "vccio_wl"; 135 regulator-name = "vccio_wl";
137 regulator-min-microvolt = <330 136 regulator-min-microvolt = <3300000>;
138 regulator-max-microvolt = <330 137 regulator-max-microvolt = <3300000>;
139 regulator-always-on; 138 regulator-always-on;
140 regulator-boot-on; 139 regulator-boot-on;
141 vin-supply = <&vcc_io>; 140 vin-supply = <&vcc_io>;
142 }; 141 };
143 142
144 vdd_10: vdd-10-regulator { 143 vdd_10: vdd-10-regulator {
145 compatible = "regulator-fixed" 144 compatible = "regulator-fixed";
146 regulator-name = "vdd_10"; 145 regulator-name = "vdd_10";
147 regulator-min-microvolt = <100 146 regulator-min-microvolt = <1000000>;
148 regulator-max-microvolt = <100 147 regulator-max-microvolt = <1000000>;
149 regulator-always-on; 148 regulator-always-on;
150 regulator-boot-on; 149 regulator-boot-on;
151 vin-supply = <&vcc_sys>; 150 vin-supply = <&vcc_sys>;
152 }; 151 };
153 }; 152 };
154 153
155 &emmc { 154 &emmc {
156 bus-width = <8>; 155 bus-width = <8>;
157 cap-mmc-highspeed; 156 cap-mmc-highspeed;
158 mmc-pwrseq = <&emmc_pwrseq>; 157 mmc-pwrseq = <&emmc_pwrseq>;
159 non-removable; 158 non-removable;
160 pinctrl-names = "default"; 159 pinctrl-names = "default";
161 pinctrl-0 = <&emmc_clk &emmc_cmd &emmc 160 pinctrl-0 = <&emmc_clk &emmc_cmd &emmc_bus8>;
162 status = "okay"; 161 status = "okay";
163 }; 162 };
164 163
165 &gmac { 164 &gmac {
166 phy-supply = <&vcc_lan>; 165 phy-supply = <&vcc_lan>;
167 phy-mode = "rmii"; 166 phy-mode = "rmii";
168 clock_in_out = "output"; 167 clock_in_out = "output";
169 snps,reset-gpio = <&gpio3 RK_PB4 GPIO_ 168 snps,reset-gpio = <&gpio3 RK_PB4 GPIO_ACTIVE_HIGH>;
170 snps,reset-active-low; 169 snps,reset-active-low;
171 snps,reset-delays-us = <0 10000 100000 170 snps,reset-delays-us = <0 10000 1000000>;
172 pinctrl-names = "default"; 171 pinctrl-names = "default";
173 pinctrl-0 = <&rmii_pins>; 172 pinctrl-0 = <&rmii_pins>;
174 tx_delay = <0x30>; 173 tx_delay = <0x30>;
175 rx_delay = <0x10>; 174 rx_delay = <0x10>;
176 status = "okay"; 175 status = "okay";
177 }; 176 };
178 177
179 &i2c0 { 178 &i2c0 {
180 status = "okay"; 179 status = "okay";
181 180
182 vdd_cpu: syr827@40 { 181 vdd_cpu: syr827@40 {
183 compatible = "silergy,syr827"; 182 compatible = "silergy,syr827";
184 reg = <0x40>; 183 reg = <0x40>;
185 fcs,suspend-voltage-selector = 184 fcs,suspend-voltage-selector = <1>;
186 regulator-name = "vdd_cpu"; 185 regulator-name = "vdd_cpu";
187 regulator-enable-ramp-delay = 186 regulator-enable-ramp-delay = <300>;
188 regulator-min-microvolt = <712 187 regulator-min-microvolt = <712500>;
189 regulator-max-microvolt = <150 188 regulator-max-microvolt = <1500000>;
190 regulator-ramp-delay = <8000>; 189 regulator-ramp-delay = <8000>;
191 regulator-always-on; 190 regulator-always-on;
192 regulator-boot-on; 191 regulator-boot-on;
193 vin-supply = <&vcc_sys>; 192 vin-supply = <&vcc_sys>;
194 }; 193 };
195 194
196 hym8563: rtc@51 { !! 195 hym8563: hym8563@51 {
197 compatible = "haoyu,hym8563"; 196 compatible = "haoyu,hym8563";
198 reg = <0x51>; 197 reg = <0x51>;
199 #clock-cells = <0>; 198 #clock-cells = <0>;
>> 199 clock-frequency = <32768>;
200 clock-output-names = "xin32k"; 200 clock-output-names = "xin32k";
201 /* rtc_int is not connected */ 201 /* rtc_int is not connected */
202 }; 202 };
203 }; 203 };
204 204
205 &io_domains { 205 &io_domains {
206 status = "okay"; 206 status = "okay";
207 207
208 audio-supply = <&vcc_io>; 208 audio-supply = <&vcc_io>;
209 gpio30-supply = <&vcc_io>; 209 gpio30-supply = <&vcc_io>;
210 gpio1830-supply = <&vcc_io>; 210 gpio1830-supply = <&vcc_io>;
211 wifi-supply = <&vccio_wl>; 211 wifi-supply = <&vccio_wl>;
212 }; 212 };
213 213
214 &sdio0 { 214 &sdio0 {
215 assigned-clocks = <&cru SCLK_SDIO0>; 215 assigned-clocks = <&cru SCLK_SDIO0>;
216 assigned-clock-parents = <&cru PLL_CPL 216 assigned-clock-parents = <&cru PLL_CPLL>;
217 bus-width = <4>; 217 bus-width = <4>;
218 cap-sd-highspeed; 218 cap-sd-highspeed;
219 cap-sdio-irq; 219 cap-sdio-irq;
220 keep-power-in-suspend; 220 keep-power-in-suspend;
221 mmc-pwrseq = <&sdio_pwrseq>; 221 mmc-pwrseq = <&sdio_pwrseq>;
222 non-removable; 222 non-removable;
223 pinctrl-names = "default"; 223 pinctrl-names = "default";
224 pinctrl-0 = <&sdio0_clk &sdio0_cmd &sd 224 pinctrl-0 = <&sdio0_clk &sdio0_cmd &sdio0_bus4>;
225 vmmc-supply = <&vcc_io>; 225 vmmc-supply = <&vcc_io>;
226 vqmmc-supply = <&vccio_wl>; 226 vqmmc-supply = <&vccio_wl>;
227 status = "okay"; 227 status = "okay";
228 }; 228 };
229 229
230 &pinctrl { 230 &pinctrl {
231 pcfg_pull_none_drv_8ma: pcfg-pull-none 231 pcfg_pull_none_drv_8ma: pcfg-pull-none-drv-8ma {
232 bias-disable; 232 bias-disable;
233 drive-strength = <8>; 233 drive-strength = <8>;
234 }; 234 };
235 235
236 pcfg_pull_up_drv_8ma: pcfg-pull-up-drv 236 pcfg_pull_up_drv_8ma: pcfg-pull-up-drv-8ma {
237 bias-pull-up; 237 bias-pull-up;
238 drive-strength = <8>; 238 drive-strength = <8>;
239 }; 239 };
240 240
241 emmc { 241 emmc {
242 emmc_bus8: emmc-bus8 { 242 emmc_bus8: emmc-bus8 {
243 rockchip,pins = <1 RK_ 243 rockchip,pins = <1 RK_PC2 2 &pcfg_pull_up_drv_8ma>,
244 <1 RK_ 244 <1 RK_PC3 2 &pcfg_pull_up_drv_8ma>,
245 <1 RK_ 245 <1 RK_PC4 2 &pcfg_pull_up_drv_8ma>,
246 <1 RK_ 246 <1 RK_PC5 2 &pcfg_pull_up_drv_8ma>,
247 <1 RK_ 247 <1 RK_PC6 2 &pcfg_pull_up_drv_8ma>,
248 <1 RK_ 248 <1 RK_PC7 2 &pcfg_pull_up_drv_8ma>,
249 <1 RK_ 249 <1 RK_PD0 2 &pcfg_pull_up_drv_8ma>,
250 <1 RK_ 250 <1 RK_PD1 2 &pcfg_pull_up_drv_8ma>;
251 }; 251 };
252 252
253 emmc-clk { 253 emmc-clk {
254 rockchip,pins = <2 RK_ 254 rockchip,pins = <2 RK_PA4 2 &pcfg_pull_none_drv_8ma>;
255 }; 255 };
256 256
257 emmc-cmd { 257 emmc-cmd {
258 rockchip,pins = <1 RK_ 258 rockchip,pins = <1 RK_PD2 2 &pcfg_pull_up_drv_8ma>;
259 }; 259 };
260 260
261 emmc_reset: emmc-reset { 261 emmc_reset: emmc-reset {
262 rockchip,pins = <2 RK_ 262 rockchip,pins = <2 RK_PA3 RK_FUNC_GPIO &pcfg_pull_none>;
263 }; 263 };
264 }; 264 };
265 265
266 ir { 266 ir {
267 ir_int: ir-int { 267 ir_int: ir-int {
268 rockchip,pins = <3 RK_ 268 rockchip,pins = <3 RK_PD6 RK_FUNC_GPIO &pcfg_pull_up>;
269 }; 269 };
270 }; 270 };
271 271
272 keys { 272 keys {
273 pwr_key: pwr-key { 273 pwr_key: pwr-key {
274 rockchip,pins = <0 RK_ 274 rockchip,pins = <0 RK_PA2 RK_FUNC_GPIO &pcfg_pull_up>;
275 }; 275 };
276 }; 276 };
277 277
278 leds { 278 leds {
279 stby_pwren: stby-pwren { 279 stby_pwren: stby-pwren {
280 rockchip,pins = <0 RK_ 280 rockchip,pins = <0 RK_PB4 RK_FUNC_GPIO &pcfg_pull_none>;
281 }; 281 };
282 282
283 led_ctl: led-ctl { 283 led_ctl: led-ctl {
284 rockchip,pins = <3 RK_ 284 rockchip,pins = <3 RK_PD5 RK_FUNC_GPIO &pcfg_pull_none>;
285 }; 285 };
286 }; 286 };
287 287
288 sdio { 288 sdio {
289 wifi_reg_on: wifi-reg-on { 289 wifi_reg_on: wifi-reg-on {
290 rockchip,pins = <3 RK_ 290 rockchip,pins = <3 RK_PA4 RK_FUNC_GPIO &pcfg_pull_none>;
291 }; 291 };
292 292
293 bt_rst: bt-rst { 293 bt_rst: bt-rst {
294 rockchip,pins = <3 RK_ 294 rockchip,pins = <3 RK_PA5 RK_FUNC_GPIO &pcfg_pull_none>;
295 }; 295 };
296 }; 296 };
297 297
298 usb { 298 usb {
299 host_vbus_drv: host-vbus-drv { 299 host_vbus_drv: host-vbus-drv {
300 rockchip,pins = <0 RK_ 300 rockchip,pins = <0 RK_PA4 RK_FUNC_GPIO &pcfg_pull_none>;
301 }; 301 };
302 }; 302 };
303 }; 303 };
304 304
305 &pmu_io_domains { 305 &pmu_io_domains {
306 status = "okay"; 306 status = "okay";
307 307
308 pmu-supply = <&vcc_io>; 308 pmu-supply = <&vcc_io>;
309 vop-supply = <&vcc_io>; 309 vop-supply = <&vcc_io>;
310 }; 310 };
311 311
312 &saradc { 312 &saradc {
313 vref-supply = <&vcc_18>; 313 vref-supply = <&vcc_18>;
314 status = "okay"; 314 status = "okay";
315 }; 315 };
316 316
317 &tsadc { 317 &tsadc {
318 rockchip,hw-tshut-mode = <0>; /* tshut 318 rockchip,hw-tshut-mode = <0>; /* tshut mode 0:CRU 1:GPIO */
319 rockchip,hw-tshut-polarity = <0>; /* t 319 rockchip,hw-tshut-polarity = <0>; /* tshut polarity 0:LOW 1:HIGH */
320 status = "okay"; 320 status = "okay";
321 }; 321 };
322 322
323 &uart2 { 323 &uart2 {
324 status = "okay"; 324 status = "okay";
325 }; 325 };
326 326
327 &usb_host0_ehci { 327 &usb_host0_ehci {
328 status = "okay"; 328 status = "okay";
329 }; 329 };
330 330
331 &usb_otg { 331 &usb_otg {
332 dr_mode = "host"; 332 dr_mode = "host";
333 status = "okay"; 333 status = "okay";
334 }; 334 };
335 335
336 &wdt { 336 &wdt {
337 status = "okay"; 337 status = "okay";
338 }; 338 };
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