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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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 reg = <0x0 0x80000000>;
50 compatible = "pwm-backlight";
54 16 17 18 19 20 21 22 23
55 24 25 26 27 28 29 30 31
56 32 33 34 35 36 37 38 39
57 40 41 42 43 44 45 46 47
58 48 49 50 51 52 53 54 55
59 56 57 58 59 60 61 62 63
60 64 65 66 67 68 69 70 71
61 72 73 74 75 76 77 78 79
62 80 81 82 83 84 85 86 87
63 88 89 90 91 92 93 94 95
64 96 97 98 99 100 101 102 103
65 104 105 106 107 108 109 110 111
66 112 113 114 115 116 117 118 119
67 120 121 122 123 124 125 126 127
68 128 129 130 131 132 133 134 135
69 136 137 138 139 140 141 142 143
70 144 145 146 147 148 149 150 151
71 152 153 154 155 156 157 158 159
72 160 161 162 163 164 165 166 167
73 168 169 170 171 172 173 174 175
74 176 177 178 179 180 181 182 183
75 184 185 186 187 188 189 190 191
76 192 193 194 195 196 197 198 199
77 200 201 202 203 204 205 206 207
78 208 209 210 211 212 213 214 215
79 216 217 218 219 220 221 222 223
80 224 225 226 227 228 229 230 231
81 232 233 234 235 236 237 238 239
82 240 241 242 243 244 245 246 247
83 248 249 250 251 252 253 254 255>;
84 default-brightness-level = <128>;
85 enable-gpios = <&gpio7 2 GPIO_ACTIVE_HIGH>;
86 pinctrl-names = "default";
88 pwms = <&pwm0 0 1000000 PWM_POLARITY_INVERTED>;
92 compatible = "gpio-keys";
97 pinctrl-names = "default";
98 pinctrl-0 = <&pwrbtn>;
101 gpios = <&gpio0 5 GPIO_ACTIVE_LOW>;
103 label = "GPIO Key Power";
104 linux,input-type = <1>;
105 gpio-key,wakeup = <1>;
106 debounce-interval = <100>;
110 /* This turns on USB vbus for both host0 (ehci) and host1 (dwc2) */
111 vcc_host: vcc-host-regulator {
112 compatible = "regulator-fixed";
114 gpio = <&gpio0 14 GPIO_ACTIVE_HIGH>;
115 pinctrl-names = "default";
116 pinctrl-0 = <&host_vbus_drv>;
117 regulator-name = "vcc_host";
122 vcc_phy: vcc-phy-regulator {
123 compatible = "regulator-fixed";
125 gpio = <&gpio0 6 GPIO_ACTIVE_HIGH>;
126 pinctrl-names = "default";
127 pinctrl-0 = <ð_phy_pwr>;
128 regulator-name = "vcc_phy";
129 regulator-min-microvolt = <3300000>;
130 regulator-max-microvolt = <3300000>;
135 vcc_sys: vsys-regulator {
136 compatible = "regulator-fixed";
137 regulator-name = "vcc_sys";
138 regulator-min-microvolt = <5000000>;
139 regulator-max-microvolt = <5000000>;
145 * NOTE: vcc_sd isn't hooked up on v1.0 boards where power comes from
146 * vcc_io directly. Those boards won't be able to power cycle SD cards
147 * but it shouldn't hurt to toggle this pin there anyway.
149 vcc_sd: sdmmc-regulator {
150 compatible = "regulator-fixed";
151 gpio = <&gpio7 11 GPIO_ACTIVE_LOW>;
152 pinctrl-names = "default";
153 pinctrl-0 = <&sdmmc_pwr>;
154 regulator-name = "vcc_sd";
155 regulator-min-microvolt = <3300000>;
156 regulator-max-microvolt = <3300000>;
157 startup-delay-us = <100000>;
158 vin-supply = <&vcc_io>;
169 pinctrl-names = "default";
170 pinctrl-0 = <&emmc_clk &emmc_cmd &emmc_pwr &emmc_bus8>;
175 ddc-i2c-bus = <&i2c5>;
183 card-detect-delay = <200>;
184 disable-wp; /* wp not hooked up */
186 pinctrl-names = "default";
187 pinctrl-0 = <&sdmmc_clk &sdmmc_cmd &sdmmc_cd &sdmmc_bus4>;
189 vmmc-supply = <&vcc_sd>;
190 vqmmc-supply = <&vccio_sd>;
230 rockchip,hw-tshut-mode = <0>; /* tshut mode 0:CRU 1:GPIO */
231 rockchip,hw-tshut-polarity = <0>; /* tshut polarity 0:LOW 1:HIGH */
236 pcfg_pull_none_drv_8ma: pcfg-pull-none-drv-8ma {
237 drive-strength = <8>;
240 pcfg_pull_up_drv_8ma: pcfg-pull-up-drv-8ma {
242 drive-strength = <8>;
247 rockchip,pins = <7 2 RK_FUNC_GPIO &pcfg_pull_none>;
253 rockchip,pins = <0 5 RK_FUNC_GPIO &pcfg_pull_up>;
259 rockchip,pins = <RK_GPIO0 4 RK_FUNC_GPIO &pcfg_pull_up>;
265 * Default drive strength isn't enough to achieve even
266 * high-speed mode on EVB board so bump up to 8ma.
268 sdmmc_bus4: sdmmc-bus4 {
269 rockchip,pins = <6 16 RK_FUNC_1 &pcfg_pull_up_drv_8ma>,
270 <6 17 RK_FUNC_1 &pcfg_pull_up_drv_8ma>,
271 <6 18 RK_FUNC_1 &pcfg_pull_up_drv_8ma>,
272 <6 19 RK_FUNC_1 &pcfg_pull_up_drv_8ma>;
275 sdmmc_clk: sdmmc-clk {
276 rockchip,pins = <6 20 RK_FUNC_1 &pcfg_pull_none_drv_8ma>;
279 sdmmc_cmd: sdmmc-cmd {
280 rockchip,pins = <6 21 RK_FUNC_1 &pcfg_pull_up_drv_8ma>;
283 sdmmc_pwr: sdmmc-pwr {
284 rockchip,pins = <7 11 RK_FUNC_GPIO &pcfg_pull_none>;
289 host_vbus_drv: host-vbus-drv {
290 rockchip,pins = <0 14 RK_FUNC_GPIO &pcfg_pull_none>;
295 eth_phy_pwr: eth-phy-pwr {
296 rockchip,pins = <0 6 RK_FUNC_GPIO &pcfg_pull_none>;