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1/*
2 * This file is dual-licensed: you can use it either under the terms
3 * of the GPL or the X11 license, at your option. Note that this dual
4 * licensing only applies to this file, and not this project as a
5 * whole.
6 *
7 * a) This file is free software; you can redistribute it and/or
8 * modify it under the terms of the GNU General Public License as
9 * published by the Free Software Foundation; either version 2 of the
10 * License, or (at your option) any later version.
11 *
12 * This file is distributed in the hope that it will be useful,
13 * but WITHOUT ANY WARRANTY; without even the implied warranty of
14 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
15 * GNU General Public License for more details.
16 *
17 * Or, alternatively,
18 *
19 * b) Permission is hereby granted, free of charge, to any person
20 * obtaining a copy of this software and associated documentation
21 * files (the "Software"), to deal in the Software without
22 * restriction, including without limitation the rights to use,
23 * copy, modify, merge, publish, distribute, sublicense, and/or
24 * sell copies of the Software, and to permit persons to whom the
25 * Software is furnished to do so, subject to the following
26 * conditions:
27 *
28 * The above copyright notice and this permission notice shall be
29 * included in all copies or substantial portions of the Software.
30 *
31 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
32 * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES
33 * OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
34 * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT
35 * HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY,
36 * WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
37 * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
38 * OTHER DEALINGS IN THE SOFTWARE.
39 */
40
41#include <dt-bindings/pwm/pwm.h>
42#include "rk3288.dtsi"
43
44/ {
45 memory {
46 device_type = "memory";
47 reg = <0x0 0x80000000>;
48 };
49
50 backlight {
51 compatible = "pwm-backlight";
52 brightness-levels = <
53 0 1 2 3 4 5 6 7
54 8 9 10 11 12 13 14 15
55 16 17 18 19 20 21 22 23
56 24 25 26 27 28 29 30 31
57 32 33 34 35 36 37 38 39
58 40 41 42 43 44 45 46 47
59 48 49 50 51 52 53 54 55
60 56 57 58 59 60 61 62 63
61 64 65 66 67 68 69 70 71
62 72 73 74 75 76 77 78 79
63 80 81 82 83 84 85 86 87
64 88 89 90 91 92 93 94 95
65 96 97 98 99 100 101 102 103
66 104 105 106 107 108 109 110 111
67 112 113 114 115 116 117 118 119
68 120 121 122 123 124 125 126 127
69 128 129 130 131 132 133 134 135
70 136 137 138 139 140 141 142 143
71 144 145 146 147 148 149 150 151
72 152 153 154 155 156 157 158 159
73 160 161 162 163 164 165 166 167
74 168 169 170 171 172 173 174 175
75 176 177 178 179 180 181 182 183
76 184 185 186 187 188 189 190 191
77 192 193 194 195 196 197 198 199
78 200 201 202 203 204 205 206 207
79 208 209 210 211 212 213 214 215
80 216 217 218 219 220 221 222 223
81 224 225 226 227 228 229 230 231
82 232 233 234 235 236 237 238 239
83 240 241 242 243 244 245 246 247
84 248 249 250 251 252 253 254 255>;
85 default-brightness-level = <128>;
86 enable-gpios = <&gpio7 2 GPIO_ACTIVE_HIGH>;
87 pinctrl-names = "default";
88 pinctrl-0 = <&bl_en>;
89 pwms = <&pwm0 0 1000000 PWM_POLARITY_INVERTED>;
90 };
91
92 ext_gmac: external-gmac-clock {
93 compatible = "fixed-clock";
94 clock-frequency = <125000000>;
95 clock-output-names = "ext_gmac";
96 #clock-cells = <0>;
97 };
98
99 gpio-keys {
100 compatible = "gpio-keys";
101 #address-cells = <1>;
102 #size-cells = <0>;
103 autorepeat;
104
105 pinctrl-names = "default";
106 pinctrl-0 = <&pwrbtn>;
107
108 button@0 {
109 gpios = <&gpio0 5 GPIO_ACTIVE_LOW>;
110 linux,code = <116>;
111 label = "GPIO Key Power";
112 linux,input-type = <1>;
113 wakeup-source;
114 debounce-interval = <100>;
115 };
116 };
117
118 /* This turns on USB vbus for both host0 (ehci) and host1 (dwc2) */
119 vcc_host: vcc-host-regulator {
120 compatible = "regulator-fixed";
121 enable-active-high;
122 gpio = <&gpio0 14 GPIO_ACTIVE_HIGH>;
123 pinctrl-names = "default";
124 pinctrl-0 = <&host_vbus_drv>;
125 regulator-name = "vcc_host";
126 regulator-always-on;
127 regulator-boot-on;
128 };
129
130 vcc_phy: vcc-phy-regulator {
131 compatible = "regulator-fixed";
132 enable-active-high;
133 gpio = <&gpio0 6 GPIO_ACTIVE_HIGH>;
134 pinctrl-names = "default";
135 pinctrl-0 = <ð_phy_pwr>;
136 regulator-name = "vcc_phy";
137 regulator-min-microvolt = <3300000>;
138 regulator-max-microvolt = <3300000>;
139 regulator-always-on;
140 regulator-boot-on;
141 };
142
143 vcc_sys: vsys-regulator {
144 compatible = "regulator-fixed";
145 regulator-name = "vcc_sys";
146 regulator-min-microvolt = <5000000>;
147 regulator-max-microvolt = <5000000>;
148 regulator-always-on;
149 regulator-boot-on;
150 };
151
152 /*
153 * NOTE: vcc_sd isn't hooked up on v1.0 boards where power comes from
154 * vcc_io directly. Those boards won't be able to power cycle SD cards
155 * but it shouldn't hurt to toggle this pin there anyway.
156 */
157 vcc_sd: sdmmc-regulator {
158 compatible = "regulator-fixed";
159 gpio = <&gpio7 11 GPIO_ACTIVE_LOW>;
160 pinctrl-names = "default";
161 pinctrl-0 = <&sdmmc_pwr>;
162 regulator-name = "vcc_sd";
163 regulator-min-microvolt = <3300000>;
164 regulator-max-microvolt = <3300000>;
165 startup-delay-us = <100000>;
166 vin-supply = <&vcc_io>;
167 };
168};
169
170&cpu0 {
171 cpu0-supply = <&vdd_cpu>;
172};
173
174&emmc {
175 broken-cd;
176 bus-width = <8>;
177 cap-mmc-highspeed;
178 disable-wp;
179 non-removable;
180 num-slots = <1>;
181 pinctrl-names = "default";
182 pinctrl-0 = <&emmc_clk &emmc_cmd &emmc_pwr &emmc_bus8>;
183 status = "okay";
184};
185
186&sdmmc {
187 bus-width = <4>;
188 cap-mmc-highspeed;
189 cap-sd-highspeed;
190 card-detect-delay = <200>;
191 disable-wp; /* wp not hooked up */
192 num-slots = <1>;
193 pinctrl-names = "default";
194 pinctrl-0 = <&sdmmc_clk &sdmmc_cmd &sdmmc_cd &sdmmc_bus4>;
195 status = "okay";
196 vmmc-supply = <&vcc_sd>;
197 vqmmc-supply = <&vccio_sd>;
198};
199
200&gmac {
201 phy-supply = <&vcc_phy>;
202 phy-mode = "rgmii";
203 clock_in_out = "input";
204 snps,reset-gpio = <&gpio4 7 0>;
205 snps,reset-active-low;
206 snps,reset-delays-us = <0 10000 1000000>;
207 assigned-clocks = <&cru SCLK_MAC>;
208 assigned-clock-parents = <&ext_gmac>;
209 pinctrl-names = "default";
210 pinctrl-0 = <&rgmii_pins>;
211 tx_delay = <0x30>;
212 rx_delay = <0x10>;
213 status = "ok";
214};
215
216&hdmi {
217 ddc-i2c-bus = <&i2c5>;
218 status = "okay";
219};
220
221&i2c0 {
222 status = "okay";
223};
224
225&i2c5 {
226 status = "okay";
227};
228
229&wdt {
230 status = "okay";
231};
232
233&pwm0 {
234 status = "okay";
235};
236
237&uart0 {
238 status = "okay";
239};
240
241&uart1 {
242 status = "okay";
243};
244
245&uart2 {
246 status = "okay";
247};
248
249&uart3 {
250 status = "okay";
251};
252
253&uart4 {
254 status = "okay";
255};
256
257&tsadc {
258 rockchip,hw-tshut-mode = <0>; /* tshut mode 0:CRU 1:GPIO */
259 rockchip,hw-tshut-polarity = <0>; /* tshut polarity 0:LOW 1:HIGH */
260 status = "okay";
261};
262
263&pinctrl {
264 pcfg_pull_none_drv_8ma: pcfg-pull-none-drv-8ma {
265 drive-strength = <8>;
266 };
267
268 pcfg_pull_up_drv_8ma: pcfg-pull-up-drv-8ma {
269 bias-pull-up;
270 drive-strength = <8>;
271 };
272
273 backlight {
274 bl_en: bl-en {
275 rockchip,pins = <7 2 RK_FUNC_GPIO &pcfg_pull_none>;
276 };
277 };
278
279 buttons {
280 pwrbtn: pwrbtn {
281 rockchip,pins = <0 5 RK_FUNC_GPIO &pcfg_pull_up>;
282 };
283 };
284
285 pmic {
286 pmic_int: pmic-int {
287 rockchip,pins = <RK_GPIO0 4 RK_FUNC_GPIO &pcfg_pull_up>;
288 };
289 };
290
291 sdmmc {
292 /*
293 * Default drive strength isn't enough to achieve even
294 * high-speed mode on EVB board so bump up to 8ma.
295 */
296 sdmmc_bus4: sdmmc-bus4 {
297 rockchip,pins = <6 16 RK_FUNC_1 &pcfg_pull_up_drv_8ma>,
298 <6 17 RK_FUNC_1 &pcfg_pull_up_drv_8ma>,
299 <6 18 RK_FUNC_1 &pcfg_pull_up_drv_8ma>,
300 <6 19 RK_FUNC_1 &pcfg_pull_up_drv_8ma>;
301 };
302
303 sdmmc_clk: sdmmc-clk {
304 rockchip,pins = <6 20 RK_FUNC_1 &pcfg_pull_none_drv_8ma>;
305 };
306
307 sdmmc_cmd: sdmmc-cmd {
308 rockchip,pins = <6 21 RK_FUNC_1 &pcfg_pull_up_drv_8ma>;
309 };
310
311 sdmmc_pwr: sdmmc-pwr {
312 rockchip,pins = <7 11 RK_FUNC_GPIO &pcfg_pull_none>;
313 };
314 };
315
316 usb {
317 host_vbus_drv: host-vbus-drv {
318 rockchip,pins = <0 14 RK_FUNC_GPIO &pcfg_pull_none>;
319 };
320 };
321
322 eth_phy {
323 eth_phy_pwr: eth-phy-pwr {
324 rockchip,pins = <0 6 RK_FUNC_GPIO &pcfg_pull_none>;
325 };
326 };
327};
328
329&usbphy {
330 status = "okay";
331};
332
333&usb_host0_ehci {
334 status = "okay";
335};
336
337&usb_host1 {
338 status = "okay";
339};
340
341&vopb {
342 status = "okay";
343};
344
345&vopb_mmu {
346 status = "okay";
347};
348
349&vopl {
350 status = "okay";
351};
352
353&vopl_mmu {
354 status = "okay";
355};