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
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.
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.
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
28 * The above copyright notice and this permission notice shall be
29 * included in all copies or substantial portions of the Software.
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.
41 #include <dt-bindings/input/input.h>
42 #include <dt-bindings/pwm/pwm.h>
43 #include "rk3288.dtsi"
47 device_type = "memory";
48 reg = <0x0 0x0 0x0 0x80000000>;
52 compatible = "adc-keys";
53 io-channels = <&saradc 1>;
54 io-channel-names = "buttons";
55 keyup-threshold-microvolt = <1800000>;
59 linux,code = <KEY_VOLUMEUP>;
60 press-threshold-microvolt = <100000>;
64 label = "Volume Down";
65 linux,code = <KEY_VOLUMEDOWN>;
66 press-threshold-microvolt = <300000>;
71 linux,code = <KEY_MENU>;
72 press-threshold-microvolt = <640000>;
77 linux,code = <KEY_ESC>;
78 press-threshold-microvolt = <1000000>;
83 linux,code = <KEY_HOME>;
84 press-threshold-microvolt = <1300000>;
88 backlight: backlight {
89 compatible = "pwm-backlight";
93 16 17 18 19 20 21 22 23
94 24 25 26 27 28 29 30 31
95 32 33 34 35 36 37 38 39
96 40 41 42 43 44 45 46 47
97 48 49 50 51 52 53 54 55
98 56 57 58 59 60 61 62 63
99 64 65 66 67 68 69 70 71
100 72 73 74 75 76 77 78 79
101 80 81 82 83 84 85 86 87
102 88 89 90 91 92 93 94 95
103 96 97 98 99 100 101 102 103
104 104 105 106 107 108 109 110 111
105 112 113 114 115 116 117 118 119
106 120 121 122 123 124 125 126 127
107 128 129 130 131 132 133 134 135
108 136 137 138 139 140 141 142 143
109 144 145 146 147 148 149 150 151
110 152 153 154 155 156 157 158 159
111 160 161 162 163 164 165 166 167
112 168 169 170 171 172 173 174 175
113 176 177 178 179 180 181 182 183
114 184 185 186 187 188 189 190 191
115 192 193 194 195 196 197 198 199
116 200 201 202 203 204 205 206 207
117 208 209 210 211 212 213 214 215
118 216 217 218 219 220 221 222 223
119 224 225 226 227 228 229 230 231
120 232 233 234 235 236 237 238 239
121 240 241 242 243 244 245 246 247
122 248 249 250 251 252 253 254 255>;
123 default-brightness-level = <128>;
124 enable-gpios = <&gpio7 RK_PA2 GPIO_ACTIVE_HIGH>;
125 pinctrl-names = "default";
126 pinctrl-0 = <&bl_en>;
127 pwms = <&pwm0 0 1000000 PWM_POLARITY_INVERTED>;
130 ext_gmac: external-gmac-clock {
131 compatible = "fixed-clock";
132 clock-frequency = <125000000>;
133 clock-output-names = "ext_gmac";
138 compatible ="lg,lp079qx1-sp0v", "simple-panel";
139 backlight = <&backlight>;
140 enable-gpios = <&gpio7 RK_PA4 GPIO_ACTIVE_HIGH>;
141 pinctrl-0 = <&lcd_cs>;
145 panel_in_edp: endpoint {
146 remote-endpoint = <&edp_out_panel>;
153 compatible = "gpio-keys";
156 pinctrl-names = "default";
157 pinctrl-0 = <&pwrbtn>;
160 gpios = <&gpio0 RK_PA5 GPIO_ACTIVE_LOW>;
161 linux,code = <KEY_POWER>;
162 label = "GPIO Key Power";
163 linux,input-type = <1>;
165 debounce-interval = <100>;
169 /* This turns on USB vbus for both host0 (ehci) and host1 (dwc2) */
170 vcc_host: vcc-host-regulator {
171 compatible = "regulator-fixed";
173 gpio = <&gpio0 RK_PB6 GPIO_ACTIVE_HIGH>;
174 pinctrl-names = "default";
175 pinctrl-0 = <&host_vbus_drv>;
176 regulator-name = "vcc_host";
181 vcc_phy: vcc-phy-regulator {
182 compatible = "regulator-fixed";
184 gpio = <&gpio0 RK_PA6 GPIO_ACTIVE_HIGH>;
185 pinctrl-names = "default";
186 pinctrl-0 = <ð_phy_pwr>;
187 regulator-name = "vcc_phy";
188 regulator-min-microvolt = <3300000>;
189 regulator-max-microvolt = <3300000>;
194 vcc_sys: vsys-regulator {
195 compatible = "regulator-fixed";
196 regulator-name = "vcc_sys";
197 regulator-min-microvolt = <5000000>;
198 regulator-max-microvolt = <5000000>;
204 * NOTE: vcc_sd isn't hooked up on v1.0 boards where power comes from
205 * vcc_io directly. Those boards won't be able to power cycle SD cards
206 * but it shouldn't hurt to toggle this pin there anyway.
208 vcc_sd: sdmmc-regulator {
209 compatible = "regulator-fixed";
210 gpio = <&gpio7 RK_PB3 GPIO_ACTIVE_LOW>;
211 pinctrl-names = "default";
212 pinctrl-0 = <&sdmmc_pwr>;
213 regulator-name = "vcc_sd";
214 regulator-min-microvolt = <3300000>;
215 regulator-max-microvolt = <3300000>;
216 startup-delay-us = <100000>;
217 vin-supply = <&vcc_io>;
222 cpu0-supply = <&vdd_cpu>;
232 #address-cells = <1>;
235 edp_out_panel: endpoint {
237 remote-endpoint = <&panel_in_edp>;
252 pinctrl-names = "default";
253 pinctrl-0 = <&emmc_clk &emmc_cmd &emmc_pwr &emmc_bus8>;
258 vref-supply = <&vcc_18>;
266 card-detect-delay = <200>;
267 disable-wp; /* wp not hooked up */
268 pinctrl-names = "default";
269 pinctrl-0 = <&sdmmc_clk &sdmmc_cmd &sdmmc_cd &sdmmc_bus4>;
271 vmmc-supply = <&vcc_sd>;
272 vqmmc-supply = <&vccio_sd>;
276 phy-supply = <&vcc_phy>;
278 clock_in_out = "input";
279 snps,reset-gpio = <&gpio4 RK_PA7 GPIO_ACTIVE_HIGH>;
280 snps,reset-active-low;
281 snps,reset-delays-us = <0 10000 1000000>;
282 assigned-clocks = <&cru SCLK_MAC>;
283 assigned-clock-parents = <&ext_gmac>;
284 pinctrl-names = "default";
285 pinctrl-0 = <&rgmii_pins>;
292 mali-supply = <&vdd_gpu>;
297 ddc-i2c-bus = <&i2c5>;
338 rockchip,hw-tshut-mode = <0>; /* tshut mode 0:CRU 1:GPIO */
339 rockchip,hw-tshut-polarity = <0>; /* tshut polarity 0:LOW 1:HIGH */
344 pcfg_pull_none_drv_8ma: pcfg-pull-none-drv-8ma {
345 drive-strength = <8>;
348 pcfg_pull_up_drv_8ma: pcfg-pull-up-drv-8ma {
350 drive-strength = <8>;
355 rockchip,pins = <7 2 RK_FUNC_GPIO &pcfg_pull_none>;
361 rockchip,pins = <0 5 RK_FUNC_GPIO &pcfg_pull_up>;
367 rockchip,pins = <7 4 RK_FUNC_GPIO &pcfg_pull_none>;
373 rockchip,pins = <RK_GPIO0 4 RK_FUNC_GPIO &pcfg_pull_up>;
379 * Default drive strength isn't enough to achieve even
380 * high-speed mode on EVB board so bump up to 8ma.
382 sdmmc_bus4: sdmmc-bus4 {
383 rockchip,pins = <6 16 RK_FUNC_1 &pcfg_pull_up_drv_8ma>,
384 <6 17 RK_FUNC_1 &pcfg_pull_up_drv_8ma>,
385 <6 18 RK_FUNC_1 &pcfg_pull_up_drv_8ma>,
386 <6 19 RK_FUNC_1 &pcfg_pull_up_drv_8ma>;
389 sdmmc_clk: sdmmc-clk {
390 rockchip,pins = <6 20 RK_FUNC_1 &pcfg_pull_none_drv_8ma>;
393 sdmmc_cmd: sdmmc-cmd {
394 rockchip,pins = <6 21 RK_FUNC_1 &pcfg_pull_up_drv_8ma>;
397 sdmmc_pwr: sdmmc-pwr {
398 rockchip,pins = <7 11 RK_FUNC_GPIO &pcfg_pull_none>;
403 host_vbus_drv: host-vbus-drv {
404 rockchip,pins = <0 14 RK_FUNC_GPIO &pcfg_pull_none>;
409 eth_phy_pwr: eth-phy-pwr {
410 rockchip,pins = <0 6 RK_FUNC_GPIO &pcfg_pull_none>;