1 // SPDX-License-Identifier: (GPL-2.0+ OR MIT)
2 /*
3 * Copyright (c) 2017 Fuzhou Rockchip Electronics Co., Ltd
4 */
5
6 /dts-v1/;
7 #include "rk3328.dtsi"
8
9 / {
10 model = "Rockchip RK3328 EVB";
11 compatible = "rockchip,rk3328-evb", "rockchip,rk3328";
12
13 aliases {
14 ethernet0 = &gmac2phy;
15 mmc0 = &sdmmc;
16 mmc1 = &sdio;
17 mmc2 = &emmc;
18 };
19
20 chosen {
21 stdout-path = "serial2:1500000n8";
22 };
23
24 dc_12v: dc-12v {
25 compatible = "regulator-fixed";
26 regulator-name = "dc_12v";
27 regulator-always-on;
28 regulator-boot-on;
29 regulator-min-microvolt = <12000000>;
30 regulator-max-microvolt = <12000000>;
31 };
32
33 sdio_pwrseq: sdio-pwrseq {
34 compatible = "mmc-pwrseq-simple";
35 pinctrl-names = "default";
36 pinctrl-0 = <&wifi_enable_h>;
37
38 /*
39 * On the module itself this is one of these (depending
40 * on the actual card populated):
41 * - SDIO_RESET_L_WL_REG_ON
42 * - PDN (power down when low)
43 */
44 reset-gpios = <&gpio1 18 GPIO_ACTIVE_LOW>;
45 };
46
47 vcc_sd: sdmmc-regulator {
48 compatible = "regulator-fixed";
49 gpio = <&gpio0 30 GPIO_ACTIVE_LOW>;
50 pinctrl-names = "default";
51 pinctrl-0 = <&sdmmc0m1_pin>;
52 regulator-name = "vcc_sd";
53 regulator-min-microvolt = <3300000>;
54 regulator-max-microvolt = <3300000>;
55 vin-supply = <&vcc_io>;
56 };
57
58 vcc_sys: vcc-sys {
59 compatible = "regulator-fixed";
60 regulator-name = "vcc_sys";
61 regulator-always-on;
62 regulator-boot-on;
63 regulator-min-microvolt = <5000000>;
64 regulator-max-microvolt = <5000000>;
65 vin-supply = <&dc_12v>;
66 };
67
68 vcc_phy: vcc-phy-regulator {
69 compatible = "regulator-fixed";
70 regulator-name = "vcc_phy";
71 regulator-always-on;
72 regulator-boot-on;
73 };
74 };
75
76 &cpu0 {
77 cpu-supply = <&vdd_arm>;
78 };
79
80 &cpu1 {
81 cpu-supply = <&vdd_arm>;
82 };
83
84 &cpu2 {
85 cpu-supply = <&vdd_arm>;
86 };
87
88 &cpu3 {
89 cpu-supply = <&vdd_arm>;
90 };
91
92 &emmc {
93 bus-width = <8>;
94 cap-mmc-highspeed;
95 non-removable;
96 pinctrl-names = "default";
97 pinctrl-0 = <&emmc_clk &emmc_cmd &emmc_bus8>;
98 status = "okay";
99 };
100
101 &gmac2phy {
102 phy-supply = <&vcc_phy>;
103 clock_in_out = "output";
104 assigned-clock-rate = <50000000>;
105 assigned-clocks = <&cru SCLK_MAC2PHY>;
106 assigned-clock-parents = <&cru SCLK_MAC2PHY_SRC>;
107 status = "okay";
108 };
109
110 &i2c1 {
111 status = "okay";
112
113 rk805: pmic@18 {
114 compatible = "rockchip,rk805";
115 reg = <0x18>;
116 interrupt-parent = <&gpio2>;
117 interrupts = <6 IRQ_TYPE_LEVEL_LOW>;
118 #clock-cells = <1>;
119 clock-output-names = "xin32k", "rk805-clkout2";
120 gpio-controller;
121 #gpio-cells = <2>;
122 pinctrl-names = "default";
123 pinctrl-0 = <&pmic_int_l>;
124 rockchip,system-power-controller;
125 wakeup-source;
126
127 vcc1-supply = <&vcc_sys>;
128 vcc2-supply = <&vcc_sys>;
129 vcc3-supply = <&vcc_sys>;
130 vcc4-supply = <&vcc_sys>;
131 vcc5-supply = <&vcc_io>;
132 vcc6-supply = <&vcc_io>;
133
134 regulators {
135 vdd_logic: DCDC_REG1 {
136 regulator-name = "vdd_logic";
137 regulator-min-microvolt = <712500>;
138 regulator-max-microvolt = <1450000>;
139 regulator-always-on;
140 regulator-boot-on;
141 regulator-state-mem {
142 regulator-on-in-suspend;
143 regulator-suspend-microvolt = <1000000>;
144 };
145 };
146
147 vdd_arm: DCDC_REG2 {
148 regulator-name = "vdd_arm";
149 regulator-min-microvolt = <712500>;
150 regulator-max-microvolt = <1450000>;
151 regulator-always-on;
152 regulator-boot-on;
153 regulator-state-mem {
154 regulator-on-in-suspend;
155 regulator-suspend-microvolt = <950000>;
156 };
157 };
158
159 vcc_ddr: DCDC_REG3 {
160 regulator-name = "vcc_ddr";
161 regulator-always-on;
162 regulator-boot-on;
163 regulator-state-mem {
164 regulator-on-in-suspend;
165 };
166 };
167
168 vcc_io: DCDC_REG4 {
169 regulator-name = "vcc_io";
170 regulator-min-microvolt = <3300000>;
171 regulator-max-microvolt = <3300000>;
172 regulator-always-on;
173 regulator-boot-on;
174 regulator-state-mem {
175 regulator-on-in-suspend;
176 regulator-suspend-microvolt = <3300000>;
177 };
178 };
179
180 vcc_18: LDO_REG1 {
181 regulator-name = "vcc_18";
182 regulator-min-microvolt = <1800000>;
183 regulator-max-microvolt = <1800000>;
184 regulator-always-on;
185 regulator-boot-on;
186 regulator-state-mem {
187 regulator-on-in-suspend;
188 regulator-suspend-microvolt = <1800000>;
189 };
190 };
191
192 vcc18_emmc: LDO_REG2 {
193 regulator-name = "vcc18_emmc";
194 regulator-min-microvolt = <1800000>;
195 regulator-max-microvolt = <1800000>;
196 regulator-always-on;
197 regulator-boot-on;
198 regulator-state-mem {
199 regulator-on-in-suspend;
200 regulator-suspend-microvolt = <1800000>;
201 };
202 };
203
204 vdd_10: LDO_REG3 {
205 regulator-name = "vdd_10";
206 regulator-min-microvolt = <1000000>;
207 regulator-max-microvolt = <1000000>;
208 regulator-always-on;
209 regulator-boot-on;
210 regulator-state-mem {
211 regulator-on-in-suspend;
212 regulator-suspend-microvolt = <1000000>;
213 };
214 };
215 };
216 };
217 };
218
219 &pinctrl {
220 pmic {
221 pmic_int_l: pmic-int-l {
222 rockchip,pins = <2 RK_PA6 RK_FUNC_GPIO &pcfg_pull_up>;
223 };
224 };
225
226 sdio-pwrseq {
227 wifi_enable_h: wifi-enable-h {
228 rockchip,pins =
229 <1 RK_PC2 RK_FUNC_GPIO &pcfg_pull_none>;
230 };
231 };
232 };
233
234 &sdio {
235 bus-width = <4>;
236 cap-sd-highspeed;
237 cap-sdio-irq;
238 keep-power-in-suspend;
239 max-frequency = <150000000>;
240 mmc-pwrseq = <&sdio_pwrseq>;
241 non-removable;
242 pinctrl-names = "default";
243 pinctrl-0 = <&sdmmc1_bus4 &sdmmc1_cmd &sdmmc1_clk>;
244 status = "okay";
245 };
246
247 &sdmmc {
248 bus-width = <4>;
249 cap-mmc-highspeed;
250 cap-sd-highspeed;
251 disable-wp;
252 max-frequency = <150000000>;
253 pinctrl-names = "default";
254 pinctrl-0 = <&sdmmc0_clk &sdmmc0_cmd &sdmmc0_dectn &sdmmc0_bus4>;
255 vmmc-supply = <&vcc_sd>;
256 status = "okay";
257 };
258
259 &tsadc {
260 status = "okay";
261 };
262
263 &uart2 {
264 status = "okay";
265 };
266
267 &u2phy {
268 status = "okay";
269 };
270
271 &u2phy_host {
272 status = "okay";
273 };
274
275 &u2phy_otg {
276 status = "okay";
277 };
278
279 &usb20_otg {
280 status = "okay";
281 };
282
283 &usb_host0_ehci {
284 status = "okay";
285 };
286
287 &usb_host0_ohci {
288 status = "okay";
289 };
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