1 // SPDX-License-Identifier: (GPL-2.0+ OR MIT)
2 /*
3 * Copyright (c) 2019 Fuzhou Rockchip Electronics Co., Ltd
4 * Copyright (c) 2019 Vamrs Limited
5 * Copyright (c) 2019 Amarula Solutions(India)
6 */
7
8 #include <dt-bindings/gpio/gpio.h>
9 #include <dt-bindings/pinctrl/rockchip.h>
10
11 / {
12 compatible = "vamrs,rk3288-vmarc-som", "rockchip,rk3288";
13
14 vccio_flash: vccio-flash-regulator {
15 compatible = "regulator-fixed";
16 regulator-name = "vccio_flash";
17 regulator-min-microvolt = <1800000>;
18 regulator-max-microvolt = <1800000>;
19 vin-supply = <&vcc_io>;
20 };
21 };
22
23 &emmc {
24 bus-width = <8>;
25 cap-mmc-highspeed;
26 disable-wp;
27 non-removable;
28 pinctrl-names = "default";
29 pinctrl-0 = <&emmc_clk &emmc_cmd &emmc_pwr &emmc_bus8>;
30 vmmc-supply = <&vcc_io>;
31 vqmmc-supply = <&vccio_flash>;
32 status = "okay";
33 };
34
35 &gmac {
36 assigned-clocks = <&cru SCLK_MAC>;
37 phy-supply = <&vcc_io>;
38 snps,reset-gpio = <&gpio4 RK_PA7 GPIO_ACTIVE_HIGH>;
39 };
40
41 &hdmi {
42 ddc-i2c-bus = <&i2c5>;
43 pinctrl-names = "default";
44 pinctrl-0 = <&hdmi_cec_c0>;
45 };
46
47 &i2c0 {
48 clock-frequency = <400000>;
49 status = "okay";
50
51 rk808: pmic@1b {
52 compatible = "rockchip,rk808";
53 reg = <0x1b>;
54 interrupt-parent = <&gpio0>;
55 interrupts = <RK_PA4 IRQ_TYPE_LEVEL_LOW>;
56 pinctrl-names = "default";
57 pinctrl-0 = <&pmic_int &global_pwroff>;
58 rockchip,system-power-controller;
59 wakeup-source;
60 #clock-cells = <1>;
61 clock-output-names = "rk808-clkout1", "rk808-clkout2";
62
63 vcc1-supply = <&vcc5v0_sys>;
64 vcc2-supply = <&vcc5v0_sys>;
65 vcc3-supply = <&vcc5v0_sys>;
66 vcc4-supply = <&vcc5v0_sys>;
67 vcc6-supply = <&vcc5v0_sys>;
68 vcc7-supply = <&vcc5v0_sys>;
69 vcc8-supply = <&vcc_io>;
70 vcc9-supply = <&vcc_io>;
71 vcc10-supply = <&vcc5v0_sys>;
72 vcc11-supply = <&vcc5v0_sys>;
73 vcc12-supply = <&vcc_io>;
74 vddio-supply = <&vcc_io>;
75
76 regulators {
77 vdd_cpu: DCDC_REG1 {
78 regulator-name = "vdd_arm";
79 regulator-always-on;
80 regulator-boot-on;
81 regulator-min-microvolt = <750000>;
82 regulator-max-microvolt = <1400000>;
83 regulator-state-mem {
84 regulator-off-in-suspend;
85 };
86 };
87
88 vdd_gpu: DCDC_REG2 {
89 regulator-name = "vdd_gpu";
90 regulator-always-on;
91 regulator-boot-on;
92 regulator-min-microvolt = <850000>;
93 regulator-max-microvolt = <1250000>;
94 regulator-ramp-delay = <6000>;
95 regulator-state-mem {
96 regulator-off-in-suspend;
97 };
98 };
99
100 vcc_ddr: DCDC_REG3 {
101 regulator-name = "vcc_ddr";
102 regulator-always-on;
103 regulator-boot-on;
104 regulator-state-mem {
105 regulator-on-in-suspend;
106 };
107 };
108
109 vcc_io: DCDC_REG4 {
110 regulator-name = "vcc_io";
111 regulator-always-on;
112 regulator-boot-on;
113 regulator-min-microvolt = <3300000>;
114 regulator-max-microvolt = <3300000>;
115 regulator-state-mem {
116 regulator-on-in-suspend;
117 regulator-suspend-microvolt = <3300000>;
118 };
119 };
120
121 vcc_tp: LDO_REG1 {
122 regulator-name = "vcc_tp";
123 regulator-always-on;
124 regulator-boot-on;
125 regulator-min-microvolt = <3300000>;
126 regulator-max-microvolt = <3300000>;
127 regulator-state-mem {
128 regulator-off-in-suspend;
129 };
130 };
131
132 vcca_codec: LDO_REG2 {
133 regulator-name = "vcca_codec";
134 regulator-always-on;
135 regulator-boot-on;
136 regulator-min-microvolt = <3300000>;
137 regulator-max-microvolt = <3300000>;
138 regulator-state-mem {
139 regulator-on-in-suspend;
140 regulator-suspend-microvolt = <3300000>;
141 };
142 };
143
144 vdd_10: LDO_REG3 {
145 regulator-name = "vdd_10";
146 regulator-always-on;
147 regulator-boot-on;
148 regulator-min-microvolt = <1000000>;
149 regulator-max-microvolt = <1000000>;
150 regulator-state-mem {
151 regulator-on-in-suspend;
152 regulator-suspend-microvolt = <1000000>;
153 };
154 };
155
156 vcc_wl: LDO_REG4 {
157 regulator-name = "vcc_wl";
158 regulator-always-on;
159 regulator-boot-on;
160 regulator-min-microvolt = <1800000>;
161 regulator-max-microvolt = <1800000>;
162 regulator-state-mem {
163 regulator-on-in-suspend;
164 };
165 };
166
167 vccio_sd: LDO_REG5 {
168 regulator-name = "vccio_sd";
169 regulator-always-on;
170 regulator-boot-on;
171 regulator-min-microvolt = <1800000>;
172 regulator-max-microvolt = <3300000>;
173 regulator-state-mem {
174 regulator-on-in-suspend;
175 regulator-suspend-microvolt = <3300000>;
176 };
177 };
178
179 vdd10_lcd: LDO_REG6 {
180 regulator-name = "vdd10_lcd";
181 regulator-always-on;
182 regulator-boot-on;
183 regulator-min-microvolt = <1000000>;
184 regulator-max-microvolt = <1000000>;
185 regulator-state-mem {
186 regulator-off-in-suspend;
187 };
188 };
189
190 vcc_18: LDO_REG7 {
191 regulator-name = "vcc_18";
192 regulator-always-on;
193 regulator-boot-on;
194 regulator-min-microvolt = <1800000>;
195 regulator-max-microvolt = <1800000>;
196 regulator-state-mem {
197 regulator-on-in-suspend;
198 regulator-suspend-microvolt = <1800000>;
199 };
200 };
201
202 vcc18_lcd: LDO_REG8 {
203 regulator-name = "vcc18_lcd";
204 regulator-always-on;
205 regulator-boot-on;
206 regulator-min-microvolt = <1800000>;
207 regulator-max-microvolt = <1800000>;
208 regulator-state-mem {
209 regulator-off-in-suspend;
210 };
211 };
212
213 vcc_sd: SWITCH_REG1 {
214 regulator-name = "vcc_sd";
215 regulator-always-on;
216 regulator-boot-on;
217 regulator-state-mem {
218 regulator-off-in-suspend;
219 };
220 };
221
222 vcc_lcd: SWITCH_REG2 {
223 regulator-name = "vcc_lcd";
224 regulator-always-on;
225 regulator-boot-on;
226 regulator-state-mem {
227 regulator-off-in-suspend;
228 };
229 };
230 };
231 };
232 };
233
234 &i2c1 {
235 clock-frequency = <400000>;
236 status = "okay";
237
238 hym8563: rtc@51 {
239 compatible = "haoyu,hym8563";
240 reg = <0x51>;
241 interrupt-parent = <&gpio5>;
242 interrupts = <RK_PC3 IRQ_TYPE_LEVEL_LOW>;
243 #clock-cells = <0>;
244 clock-output-names = "hym8563";
245 pinctrl-names = "default";
246 pinctrl-0 = <&hym8563_int>;
247 };
248 };
249
250 &i2c5 {
251 status = "okay";
252 };
253
254 &io_domains {
255 bb-supply = <&vcc_io>;
256 flash0-supply = <&vccio_flash>;
257 gpio1830-supply = <&vcc_18>;
258 gpio30-supply = <&vcc_io>;
259 sdcard-supply = <&vccio_sd>;
260 wifi-supply = <&vcc_wl>;
261 status = "okay";
262 };
263
264 &pinctrl {
265 hym8563 {
266 hym8563_int: hym8563-int {
267 rockchip,pins = <5 RK_PC3 RK_FUNC_GPIO &pcfg_pull_up>;
268 };
269 };
270
271 pcfg_pull_none_drv_8ma: pcfg-pull-none-drv-8ma {
272 drive-strength = <8>;
273 };
274
275 pcfg_pull_up_drv_8ma: pcfg-pull-up-drv-8ma {
276 bias-pull-up;
277 drive-strength = <8>;
278 };
279
280 pmic {
281 pmic_int: pmic-int {
282 rockchip,pins = <0 RK_PA4 RK_FUNC_GPIO &pcfg_pull_up>;
283 };
284 };
285
286 sdio-pwrseq {
287 wifi_enable_h: wifi-enable-h {
288 rockchip,pins = <4 RK_PD4 RK_FUNC_GPIO &pcfg_pull_none>;
289 };
290 };
291
292 sdmmc {
293 sdmmc_bus4: sdmmc-bus4 {
294 rockchip,pins =
295 <6 RK_PC0 1 &pcfg_pull_up_drv_8ma>,
296 <6 RK_PC1 1 &pcfg_pull_up_drv_8ma>,
297 <6 RK_PC2 1 &pcfg_pull_up_drv_8ma>,
298 <6 RK_PC3 1 &pcfg_pull_up_drv_8ma>;
299 };
300
301 sdmmc_clk: sdmmc-clk {
302 rockchip,pins = <6 RK_PC4 1 &pcfg_pull_none_drv_8ma>;
303 };
304
305 sdmmc_cmd: sdmmc-cmd {
306 rockchip,pins = <6 RK_PC5 1 &pcfg_pull_up_drv_8ma>;
307 };
308 };
309
310 vbus_host {
311 usb1_en_oc: usb1-en-oc {
312 rockchip,pins = <0 RK_PC1 RK_FUNC_GPIO &pcfg_pull_up>;
313 };
314 };
315
316 vbus_typec {
317 usb0_en_oc: usb0-en-oc {
318 rockchip,pins = <0 RK_PB5 RK_FUNC_GPIO &pcfg_pull_up>;
319 };
320 };
321 };
322
323 &sdio_pwrseq {
324 /*
325 * On the module itself this is one of these (depending
326 * on the actual card populated):
327 * - SDIO_RESET_L_WL_REG_ON
328 * - PDN (power down when low)
329 */
330 reset-gpios = <&gpio4 RK_PD4 GPIO_ACTIVE_LOW>; /* WIFI_REG_ON */
331 };
332
333 &usbphy {
334 status = "okay";
335 };
336
337 &usb_host0_ehci {
338 status = "okay";
339 };
340
341 &usb_host0_ohci {
342 status = "okay";
343 };
344
345 &usb_host1 {
346 status = "okay";
347 };
348
349 &usb_otg {
350 status = "okay";
351 };
352
353 &vbus_host {
354 enable-active-high;
355 gpio = <&gpio0 RK_PC1 GPIO_ACTIVE_HIGH>; /* USB1_EN_OC# */
356 };
357
358 &vbus_typec {
359 enable-active-high;
360 gpio = <&gpio0 RK_PB5 GPIO_ACTIVE_HIGH>; /* USB0_EN_OC# */
361 };
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