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