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
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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
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41 #include <dt-bindings/pwm/pwm.h>
42 #include "rk3288.dtsi"
46 device_type = "memory";
47 reg = <0x0 0x80000000>;
51 compatible = "pwm-backlight";
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";
89 pwms = <&pwm0 0 1000000 PWM_POLARITY_INVERTED>;
93 compatible = "gpio-keys";
98 pinctrl-names = "default";
99 pinctrl-0 = <&pwrbtn>;
102 gpios = <&gpio0 5 GPIO_ACTIVE_LOW>;
104 label = "GPIO Key Power";
105 linux,input-type = <1>;
106 gpio-key,wakeup = <1>;
107 debounce-interval = <100>;
111 /* This turns on USB vbus for both host0 (ehci) and host1 (dwc2) */
112 vcc_host: vcc-host-regulator {
113 compatible = "regulator-fixed";
115 gpio = <&gpio0 14 GPIO_ACTIVE_HIGH>;
116 pinctrl-names = "default";
117 pinctrl-0 = <&host_vbus_drv>;
118 regulator-name = "vcc_host";
123 vcc_phy: vcc-phy-regulator {
124 compatible = "regulator-fixed";
126 gpio = <&gpio0 6 GPIO_ACTIVE_HIGH>;
127 pinctrl-names = "default";
128 pinctrl-0 = <ð_phy_pwr>;
129 regulator-name = "vcc_phy";
130 regulator-min-microvolt = <3300000>;
131 regulator-max-microvolt = <3300000>;
136 vcc_sys: vsys-regulator {
137 compatible = "regulator-fixed";
138 regulator-name = "vcc_sys";
139 regulator-min-microvolt = <5000000>;
140 regulator-max-microvolt = <5000000>;
146 * NOTE: vcc_sd isn't hooked up on v1.0 boards where power comes from
147 * vcc_io directly. Those boards won't be able to power cycle SD cards
148 * but it shouldn't hurt to toggle this pin there anyway.
150 vcc_sd: sdmmc-regulator {
151 compatible = "regulator-fixed";
152 gpio = <&gpio7 11 GPIO_ACTIVE_LOW>;
153 pinctrl-names = "default";
154 pinctrl-0 = <&sdmmc_pwr>;
155 regulator-name = "vcc_sd";
156 regulator-min-microvolt = <3300000>;
157 regulator-max-microvolt = <3300000>;
158 startup-delay-us = <100000>;
159 vin-supply = <&vcc_io>;
170 pinctrl-names = "default";
171 pinctrl-0 = <&emmc_clk &emmc_cmd &emmc_pwr &emmc_bus8>;
176 ddc-i2c-bus = <&i2c5>;
184 card-detect-delay = <200>;
185 disable-wp; /* wp not hooked up */
187 pinctrl-names = "default";
188 pinctrl-0 = <&sdmmc_clk &sdmmc_cmd &sdmmc_cd &sdmmc_bus4>;
190 vmmc-supply = <&vcc_sd>;
191 vqmmc-supply = <&vccio_sd>;
231 rockchip,hw-tshut-mode = <0>; /* tshut mode 0:CRU 1:GPIO */
232 rockchip,hw-tshut-polarity = <0>; /* tshut polarity 0:LOW 1:HIGH */
237 pcfg_pull_none_drv_8ma: pcfg-pull-none-drv-8ma {
238 drive-strength = <8>;
241 pcfg_pull_up_drv_8ma: pcfg-pull-up-drv-8ma {
243 drive-strength = <8>;
248 rockchip,pins = <7 2 RK_FUNC_GPIO &pcfg_pull_none>;
254 rockchip,pins = <0 5 RK_FUNC_GPIO &pcfg_pull_up>;
260 rockchip,pins = <RK_GPIO0 4 RK_FUNC_GPIO &pcfg_pull_up>;
266 * Default drive strength isn't enough to achieve even
267 * high-speed mode on EVB board so bump up to 8ma.
269 sdmmc_bus4: sdmmc-bus4 {
270 rockchip,pins = <6 16 RK_FUNC_1 &pcfg_pull_up_drv_8ma>,
271 <6 17 RK_FUNC_1 &pcfg_pull_up_drv_8ma>,
272 <6 18 RK_FUNC_1 &pcfg_pull_up_drv_8ma>,
273 <6 19 RK_FUNC_1 &pcfg_pull_up_drv_8ma>;
276 sdmmc_clk: sdmmc-clk {
277 rockchip,pins = <6 20 RK_FUNC_1 &pcfg_pull_none_drv_8ma>;
280 sdmmc_cmd: sdmmc-cmd {
281 rockchip,pins = <6 21 RK_FUNC_1 &pcfg_pull_up_drv_8ma>;
284 sdmmc_pwr: sdmmc-pwr {
285 rockchip,pins = <7 11 RK_FUNC_GPIO &pcfg_pull_none>;
290 host_vbus_drv: host-vbus-drv {
291 rockchip,pins = <0 14 RK_FUNC_GPIO &pcfg_pull_none>;
296 eth_phy_pwr: eth-phy-pwr {
297 rockchip,pins = <0 6 RK_FUNC_GPIO &pcfg_pull_none>;