1 // SPDX-License-Identifier: (GPL-2.0+ OR MIT)
2 /*
3 * Copyright (c) 2018 Theobroma Systems Design und Consulting GmbH
4 */
5
6 /dts-v1/;
7 #include "rk3368.dtsi"
8
9 / {
10 aliases {
11 ethernet0 = &gmac;
12 mmc0 = &emmc;
13 };
14
15 chosen {
16 stdout-path = "serial0:115200n8";
17 };
18
19 ext_gmac: gmac-clk {
20 compatible = "fixed-clock";
21 clock-frequency = <125000000>;
22 clock-output-names = "ext_gmac";
23 #clock-cells = <0>;
24 };
25
26 i2cmux1 {
27 compatible = "i2c-mux-gpio";
28 #address-cells = <1>;
29 #size-cells = <0>;
30 i2c-parent = <&i2c1>;
31 mux-gpios = <&gpio1 RK_PA7 GPIO_ACTIVE_HIGH>;
32
33 /* Q7_GP0_I2C */
34 i2c_gp0: i2c@0 {
35 reg = <0>;
36 #address-cells = <1>;
37 #size-cells = <0>;
38 };
39
40 /* Q7_SMB */
41 i2c_smb: i2c@1 {
42 reg = <1>;
43 #address-cells = <1>;
44 #size-cells = <0>;
45 };
46 };
47
48 i2cmux2 {
49 compatible = "i2c-mux-gpio";
50 #address-cells = <1>;
51 #size-cells = <0>;
52 i2c-parent = <&i2c2>;
53 mux-gpios = <&gpio1 RK_PB4 GPIO_ACTIVE_HIGH>;
54
55 /* Q7_LVDS_BLC_I2C */
56 i2c_lvds_blc: i2c@0 {
57 reg = <0>;
58 #address-cells = <1>;
59 #size-cells = <0>;
60
61 fan: fan@18 {
62 compatible = "ti,amc6821";
63 reg = <0x18>;
64 #cooling-cells = <2>;
65 };
66
67 rtc_twi: rtc@6f {
68 compatible = "isil,isl1208";
69 reg = <0x6f>;
70 };
71 };
72
73 /* Q7_GP2_I2C = LVDS_DID_CLK/DAT */
74 i2c_gp2: i2c@1 {
75 reg = <1>;
76 #address-cells = <1>;
77 #size-cells = <0>;
78 };
79 };
80
81 leds {
82 compatible = "gpio-leds";
83 pinctrl-names = "default";
84 pinctrl-0 = <&module_led_pins>;
85
86 module_led1: led-1 {
87 label = "module_led1";
88 gpios = <&gpio2 RK_PB5 GPIO_ACTIVE_HIGH>;
89 linux,default-trigger = "heartbeat";
90 panic-indicator;
91 };
92
93 module_led2: led-2 {
94 label = "module_led2";
95 gpios = <&gpio3 RK_PA3 GPIO_ACTIVE_HIGH>;
96 default-state = "off";
97 };
98 };
99
100 vcc_sys: vcc-sys-regulator {
101 compatible = "regulator-fixed";
102 regulator-name = "vcc_sys";
103 regulator-min-microvolt = <5000000>;
104 regulator-max-microvolt = <5000000>;
105 regulator-always-on;
106 regulator-boot-on;
107 };
108 };
109
110 &cpu_l0 {
111 cpu-supply = <&vdd_cpu>;
112 };
113
114 &cpu_l1 {
115 cpu-supply = <&vdd_cpu>;
116 };
117
118 &cpu_l2 {
119 cpu-supply = <&vdd_cpu>;
120 };
121
122 &cpu_l3 {
123 cpu-supply = <&vdd_cpu>;
124 };
125
126 &cpu_b0 {
127 cpu-supply = <&vdd_cpu>;
128 };
129
130 &cpu_b1 {
131 cpu-supply = <&vdd_cpu>;
132 };
133
134 &cpu_b2 {
135 cpu-supply = <&vdd_cpu>;
136 };
137
138 &cpu_b3 {
139 cpu-supply = <&vdd_cpu>;
140 };
141
142 &emmc {
143 bus-width = <8>;
144 clock-frequency = <150000000>;
145 mmc-hs200-1_8v;
146 non-removable;
147 vmmc-supply = <&vcc33_io>;
148 vqmmc-supply = <&vcc_18>;
149 pinctrl-names = "default";
150 pinctrl-0 = <&emmc_clk>, <&emmc_cmd>, <&emmc_bus8>;
151 status = "okay";
152 };
153
154 &gmac {
155 assigned-clocks = <&cru SCLK_MAC>;
156 assigned-clock-parents = <&ext_gmac>;
157 clock_in_out = "input";
158 phy-supply = <&vcc33_io>;
159 phy-mode = "rgmii";
160 pinctrl-names = "default";
161 pinctrl-0 = <&rgmii_pins>;
162 snps,reset-active-low;
163 snps,reset-delays-us = <0 10000 50000>;
164 snps,reset-gpio = <&gpio3 RK_PB3 GPIO_ACTIVE_LOW>;
165 tx_delay = <0x10>;
166 rx_delay = <0x10>;
167 status = "okay";
168 };
169
170 &i2c0 {
171 status = "okay";
172
173 rk808: pmic@1b {
174 compatible = "rockchip,rk808";
175 reg = <0x1b>;
176 interrupt-parent = <&gpio0>;
177 interrupts = <RK_PA5 IRQ_TYPE_LEVEL_LOW>;
178 clock-output-names = "xin32k", "rk808-clkout2";
179 #clock-cells = <1>;
180 pinctrl-names = "default";
181 pinctrl-0 = <&pmic_int_l>, <&pmic_sleep>;
182 rockchip,system-power-controller;
183 vcc1-supply = <&vcc_sys>;
184 vcc2-supply = <&vcc_sys>;
185 vcc3-supply = <&vcc_sys>;
186 vcc4-supply = <&vcc_sys>;
187 vcc6-supply = <&vcc_sys>;
188 vcc7-supply = <&vcc_sys>;
189 vcc8-supply = <&vcc_sys>;
190 vcc9-supply = <&vcc_sys>;
191 vcc10-supply = <&vcc_sys>;
192 vcc11-supply = <&vcc_sys>;
193 vcc12-supply = <&vcc_sys>;
194
195 regulators {
196 vdd_cpu: DCDC_REG1 {
197 regulator-name = "vdd_cpu";
198 regulator-min-microvolt = <700000>;
199 regulator-max-microvolt = <1500000>;
200 regulator-always-on;
201 regulator-boot-on;
202 };
203
204 vdd_log: DCDC_REG2 {
205 regulator-name = "vdd_log";
206 regulator-min-microvolt = <700000>;
207 regulator-max-microvolt = <1500000>;
208 regulator-always-on;
209 regulator-boot-on;
210 };
211
212 vcc_ddr: DCDC_REG3 {
213 regulator-name = "vcc_ddr";
214 regulator-always-on;
215 regulator-boot-on;
216 };
217
218 vcc33_io: DCDC_REG4 {
219 regulator-name = "vcc33_io";
220 regulator-min-microvolt = <3300000>;
221 regulator-max-microvolt = <3300000>;
222 regulator-always-on;
223 regulator-boot-on;
224 };
225
226 vcc33_video: LDO_REG2 {
227 regulator-name = "vcc33_video";
228 regulator-min-microvolt = <3300000>;
229 regulator-max-microvolt = <3300000>;
230 regulator-always-on;
231 regulator-boot-on;
232 };
233
234 vdd10_pll: LDO_REG3 {
235 regulator-name = "vdd10_pll";
236 regulator-min-microvolt = <1000000>;
237 regulator-max-microvolt = <1000000>;
238 regulator-always-on;
239 regulator-boot-on;
240 };
241
242 vdd10_video: LDO_REG6 {
243 regulator-name = "vdd10_video";
244 regulator-min-microvolt = <1000000>;
245 regulator-max-microvolt = <1000000>;
246 regulator-always-on;
247 regulator-boot-on;
248 };
249
250 vcc_18: LDO_REG7 {
251 regulator-always-on;
252 regulator-boot-on;
253 regulator-min-microvolt = <1800000>;
254 regulator-max-microvolt = <1800000>;
255 regulator-name = "vcc_18";
256 };
257
258 vcc18_video: LDO_REG8 {
259 regulator-name = "vcc18_video";
260 regulator-min-microvolt = <1800000>;
261 regulator-max-microvolt = <1800000>;
262 regulator-always-on;
263 regulator-boot-on;
264 };
265 };
266 };
267 };
268
269 &i2c1 {
270 status = "okay";
271 };
272
273 &i2c2 {
274 status = "okay";
275 };
276
277 /* The RK3368-uQ7 "Lion" has most IO voltages hardwired to 3.3V. */
278 &io_domains {
279 audio-supply = <&vcc33_io>;
280 dvp-supply = <&vcc33_io>;
281 flash0-supply = <&vcc_18>;
282 gpio30-supply = <&vcc33_io>;
283 gpio1830-supply = <&vcc33_io>;
284 sdcard-supply = <&vcc33_io>;
285 wifi-supply = <&vcc33_io>;
286 status = "okay";
287 };
288
289 &pinctrl {
290 leds {
291 module_led_pins: module-led-pins {
292 rockchip,pins =
293 <2 RK_PB5 RK_FUNC_GPIO &pcfg_pull_none>,
294 <3 RK_PA3 RK_FUNC_GPIO &pcfg_pull_none>;
295 };
296 };
297 pmic {
298 pmic_int_l: pmic-int-l {
299 rockchip,pins = <0 RK_PA5 RK_FUNC_GPIO &pcfg_pull_up>;
300 };
301
302 pmic_sleep: pmic-sleep {
303 rockchip,pins = <0 RK_PA0 2 &pcfg_pull_none>;
304 };
305 };
306 };
307
308 &pmu_io_domains {
309 pmu-supply = <&vcc33_io>;
310 vop-supply = <&vcc33_io>;
311 status = "okay";
312 };
313
314 &spi1 {
315 status = "okay";
316
317 norflash: flash@0 {
318 compatible = "jedec,spi-nor";
319 reg = <0>;
320 spi-max-frequency = <50000000>;
321 };
322 };
323
324 &uart1 {
325 status = "okay";
326 };
327
328 &uart3 {
329 status = "okay";
330 };
331
332 &usb_host0_ehci {
333 status = "okay";
334 };
335
336 &wdt {
337 status = "okay";
338 };
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