1 // SPDX-License-Identifier: (GPL-2.0+ OR MIT)
2 /*
3 * Copyright (c) 2020 Rockchip Electronics Co., Ltd.
4 * Copyright (c) 2022 Edgeble AI Technologies Pvt. Ltd.
5 */
6
7 / {
8 compatible = "edgeble,neural-compute-module-2", "rockchip,rv1126";
9
10 aliases {
11 mmc0 = &emmc;
12 };
13
14 vccio_flash: vccio-flash-regulator {
15 compatible = "regulator-fixed";
16 enable-active-high;
17 gpio = <&gpio0 RK_PB3 GPIO_ACTIVE_HIGH>;
18 pinctrl-names = "default";
19 pinctrl-0 = <&flash_vol_sel>;
20 regulator-name = "vccio_flash";
21 regulator-always-on;
22 regulator-boot-on;
23 regulator-min-microvolt = <1800000>;
24 regulator-max-microvolt = <1800000>;
25 vin-supply = <&vcc_3v3>;
26 };
27
28 sdio_pwrseq: pwrseq-sdio {
29 compatible = "mmc-pwrseq-simple";
30 clocks = <&rk809 1>;
31 clock-names = "ext_clock";
32 pinctrl-names = "default";
33 pinctrl-0 = <&wifi_enable_h>;
34 reset-gpios = <&gpio1 RK_PD0 GPIO_ACTIVE_LOW>;
35 };
36 };
37
38 &cpu0 {
39 cpu-supply = <&vdd_arm>;
40 };
41
42 &emmc {
43 bus-width = <8>;
44 non-removable;
45 pinctrl-names = "default";
46 pinctrl-0 = <&emmc_bus8 &emmc_cmd &emmc_clk>;
47 rockchip,default-sample-phase = <90>;
48 vmmc-supply = <&vcc_3v3>;
49 vqmmc-supply = <&vccio_flash>;
50 status = "okay";
51 };
52
53 &i2c0 {
54 clock-frequency = <400000>;
55 status = "okay";
56
57 rk809: pmic@20 {
58 compatible = "rockchip,rk809";
59 reg = <0x20>;
60 interrupt-parent = <&gpio0>;
61 interrupts = <RK_PB1 IRQ_TYPE_LEVEL_LOW>;
62 #clock-cells = <1>;
63 clock-output-names = "rk808-clkout1", "rk808-clkout2";
64 pinctrl-names = "default";
65 pinctrl-0 = <&pmic_int_l>;
66 rockchip,system-power-controller;
67 wakeup-source;
68
69 vcc1-supply = <&vcc5v0_sys>;
70 vcc2-supply = <&vcc5v0_sys>;
71 vcc3-supply = <&vcc5v0_sys>;
72 vcc4-supply = <&vcc5v0_sys>;
73 vcc5-supply = <&vcc_buck5>;
74 vcc6-supply = <&vcc_buck5>;
75 vcc7-supply = <&vcc5v0_sys>;
76 vcc8-supply = <&vcc3v3_sys>;
77 vcc9-supply = <&vcc5v0_sys>;
78
79 regulators {
80 vdd_npu_vepu: DCDC_REG1 {
81 regulator-name = "vdd_npu_vepu";
82 regulator-always-on;
83 regulator-boot-on;
84 regulator-initial-mode = <0x2>;
85 regulator-min-microvolt = <650000>;
86 regulator-max-microvolt = <950000>;
87 regulator-ramp-delay = <6001>;
88 regulator-state-mem {
89 regulator-off-in-suspend;
90 };
91 };
92
93 vdd_arm: DCDC_REG2 {
94 regulator-name = "vdd_arm";
95 regulator-always-on;
96 regulator-boot-on;
97 regulator-initial-mode = <0x2>;
98 regulator-min-microvolt = <725000>;
99 regulator-max-microvolt = <1350000>;
100 regulator-ramp-delay = <6001>;
101 regulator-state-mem {
102 regulator-off-in-suspend;
103 };
104 };
105
106 vcc_ddr: DCDC_REG3 {
107 regulator-name = "vcc_ddr";
108 regulator-always-on;
109 regulator-boot-on;
110 regulator-initial-mode = <0x2>;
111 regulator-state-mem {
112 regulator-on-in-suspend;
113 };
114 };
115
116 vcc3v3_sys: DCDC_REG4 {
117 regulator-name = "vcc3v3_sys";
118 regulator-always-on;
119 regulator-boot-on;
120 regulator-initial-mode = <0x2>;
121 regulator-min-microvolt = <3300000>;
122 regulator-max-microvolt = <3300000>;
123 regulator-state-mem {
124 regulator-on-in-suspend;
125 regulator-suspend-microvolt = <3300000>;
126 };
127 };
128
129 vcc_buck5: DCDC_REG5 {
130 regulator-name = "vcc_buck5";
131 regulator-always-on;
132 regulator-boot-on;
133 regulator-min-microvolt = <2200000>;
134 regulator-max-microvolt = <2200000>;
135 regulator-state-mem {
136 regulator-on-in-suspend;
137 regulator-suspend-microvolt = <2200000>;
138 };
139 };
140
141 vcc_0v8: LDO_REG1 {
142 regulator-name = "vcc_0v8";
143 regulator-always-on;
144 regulator-boot-on;
145 regulator-min-microvolt = <800000>;
146 regulator-max-microvolt = <800000>;
147 regulator-state-mem {
148 regulator-off-in-suspend;
149 };
150 };
151
152 vcc1v8_pmu: LDO_REG2 {
153 regulator-name = "vcc1v8_pmu";
154 regulator-always-on;
155 regulator-boot-on;
156 regulator-min-microvolt = <1800000>;
157 regulator-max-microvolt = <1800000>;
158 regulator-state-mem {
159 regulator-on-in-suspend;
160 regulator-suspend-microvolt = <1800000>;
161 };
162 };
163
164 vdd0v8_pmu: LDO_REG3 {
165 regulator-name = "vcc0v8_pmu";
166 regulator-always-on;
167 regulator-boot-on;
168 regulator-min-microvolt = <800000>;
169 regulator-max-microvolt = <800000>;
170 regulator-state-mem {
171 regulator-on-in-suspend;
172 regulator-suspend-microvolt = <800000>;
173 };
174 };
175
176 vcc_1v8: LDO_REG4 {
177 regulator-name = "vcc_1v8";
178 regulator-always-on;
179 regulator-boot-on;
180 regulator-min-microvolt = <1800000>;
181 regulator-max-microvolt = <1800000>;
182 regulator-state-mem {
183 regulator-on-in-suspend;
184 regulator-suspend-microvolt = <1800000>;
185 };
186 };
187
188 vcc_dovdd: LDO_REG5 {
189 regulator-name = "vcc_dovdd";
190 regulator-boot-on;
191 regulator-min-microvolt = <1800000>;
192 regulator-max-microvolt = <1800000>;
193 regulator-state-mem {
194 regulator-off-in-suspend;
195 };
196 };
197
198 vcc_dvdd: LDO_REG6 {
199 regulator-name = "vcc_dvdd";
200 regulator-min-microvolt = <1200000>;
201 regulator-max-microvolt = <1200000>;
202 regulator-state-mem {
203 regulator-off-in-suspend;
204 };
205 };
206
207 vcc_avdd: LDO_REG7 {
208 regulator-name = "vcc_avdd";
209 regulator-min-microvolt = <2800000>;
210 regulator-max-microvolt = <2800000>;
211 regulator-state-mem {
212 regulator-off-in-suspend;
213 };
214 };
215
216 vccio_sd: LDO_REG8 {
217 regulator-name = "vccio_sd";
218 regulator-always-on;
219 regulator-boot-on;
220 regulator-min-microvolt = <1800000>;
221 regulator-max-microvolt = <3300000>;
222 regulator-state-mem {
223 regulator-off-in-suspend;
224 };
225 };
226
227 vcc3v3_sd: LDO_REG9 {
228 regulator-name = "vcc3v3_sd";
229 regulator-always-on;
230 regulator-boot-on;
231 regulator-min-microvolt = <3300000>;
232 regulator-max-microvolt = <3300000>;
233 regulator-state-mem {
234 regulator-off-in-suspend;
235 };
236 };
237
238 vcc_5v0: SWITCH_REG1 {
239 regulator-name = "vcc_5v0";
240 };
241
242 vcc_3v3: SWITCH_REG2 {
243 regulator-name = "vcc_3v3";
244 regulator-always-on;
245 regulator-boot-on;
246 };
247 };
248 };
249 };
250
251 &pinctrl {
252 bt {
253 bt_enable: bt-enable {
254 rockchip,pins = <3 RK_PA5 RK_FUNC_GPIO &pcfg_pull_none>;
255 };
256 };
257
258 flash {
259 flash_vol_sel: flash-vol-sel {
260 rockchip,pins = <0 RK_PB3 RK_FUNC_GPIO &pcfg_pull_none>;
261 };
262 };
263
264 pmic {
265 pmic_int_l: pmic-int-l {
266 rockchip,pins = <0 RK_PB1 RK_FUNC_GPIO &pcfg_pull_up>;
267 };
268 };
269
270 wifi {
271 wifi_enable_h: wifi-enable-h {
272 rockchip,pins = <1 RK_PD0 RK_FUNC_GPIO &pcfg_pull_none>;
273 };
274 };
275 };
276
277 &pmu_io_domains {
278 pmuio0-supply = <&vcc1v8_pmu>;
279 pmuio1-supply = <&vcc3v3_sys>;
280 vccio1-supply = <&vccio_flash>;
281 vccio2-supply = <&vccio_sd>;
282 vccio3-supply = <&vcc_1v8>;
283 vccio4-supply = <&vcc_dovdd>;
284 vccio5-supply = <&vcc_1v8>;
285 vccio6-supply = <&vcc_1v8>;
286 vccio7-supply = <&vcc_dovdd>;
287 status = "okay";
288 };
289
290 &saradc {
291 vref-supply = <&vcc_1v8>;
292 status = "okay";
293 };
294
295 &sfc {
296 pinctrl-names = "default";
297 pinctrl-0 = <&fspi_pins>;
298 #address-cells = <1>;
299 #size-cells = <0>;
300 status = "okay";
301
302 flash@0 {
303 compatible = "jedec,spi-nor";
304 reg = <0>;
305 spi-max-frequency = <50000000>;
306 spi-rx-bus-width = <4>;
307 spi-tx-bus-width = <1>;
308 };
309 };
310
311 &sdio {
312 bus-width = <4>;
313 cap-sd-highspeed;
314 cap-sdio-irq;
315 keep-power-in-suspend;
316 max-frequency = <100000000>;
317 mmc-pwrseq = <&sdio_pwrseq>;
318 non-removable;
319 pinctrl-names = "default";
320 pinctrl-0 = <&sdmmc1_clk &sdmmc1_cmd &sdmmc1_bus4>;
321 rockchip,default-sample-phase = <90>;
322 sd-uhs-sdr104;
323 vmmc-supply = <&vcc3v3_sys>;
324 vqmmc-supply = <&vcc_1v8>;
325 status = "okay";
326 #address-cells = <1>;
327 #size-cells = <0>;
328 };
329
330 &uart0 {
331 pinctrl-names = "default";
332 pinctrl-0 = <&uart0_xfer &uart0_ctsn &uart0_rtsn>;
333 status = "okay";
334
335 bluetooth {
336 compatible = "qcom,qca9377-bt";
337 clocks = <&rk809 1>;
338 enable-gpios = <&gpio3 RK_PA5 GPIO_ACTIVE_HIGH>; /* BT_RST */
339 max-speed = <2000000>;
340 pinctrl-names = "default";
341 pinctrl-0 = <&bt_enable>;
342 vddxo-supply = <&vcc3v3_sys>;
343 vddio-supply = <&vcc_1v8>;
344 };
345 };
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