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
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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 0x80000000>;
52 compatible = "pwm-backlight";
56 16 17 18 19 20 21 22 23
57 24 25 26 27 28 29 30 31
58 32 33 34 35 36 37 38 39
59 40 41 42 43 44 45 46 47
60 48 49 50 51 52 53 54 55
61 56 57 58 59 60 61 62 63
62 64 65 66 67 68 69 70 71
63 72 73 74 75 76 77 78 79
64 80 81 82 83 84 85 86 87
65 88 89 90 91 92 93 94 95
66 96 97 98 99 100 101 102 103
67 104 105 106 107 108 109 110 111
68 112 113 114 115 116 117 118 119
69 120 121 122 123 124 125 126 127
70 128 129 130 131 132 133 134 135
71 136 137 138 139 140 141 142 143
72 144 145 146 147 148 149 150 151
73 152 153 154 155 156 157 158 159
74 160 161 162 163 164 165 166 167
75 168 169 170 171 172 173 174 175
76 176 177 178 179 180 181 182 183
77 184 185 186 187 188 189 190 191
78 192 193 194 195 196 197 198 199
79 200 201 202 203 204 205 206 207
80 208 209 210 211 212 213 214 215
81 216 217 218 219 220 221 222 223
82 224 225 226 227 228 229 230 231
83 232 233 234 235 236 237 238 239
84 240 241 242 243 244 245 246 247
85 248 249 250 251 252 253 254 255>;
86 default-brightness-level = <128>;
87 enable-gpios = <&gpio7 2 GPIO_ACTIVE_HIGH>;
88 pinctrl-names = "default";
90 pwms = <&pwm0 0 1000000 PWM_POLARITY_INVERTED>;
93 ext_gmac: external-gmac-clock {
94 compatible = "fixed-clock";
95 clock-frequency = <125000000>;
96 clock-output-names = "ext_gmac";
101 compatible = "gpio-keys";
104 pinctrl-names = "default";
105 pinctrl-0 = <&pwrbtn>;
108 gpios = <&gpio0 5 GPIO_ACTIVE_LOW>;
109 linux,code = <KEY_POWER>;
110 label = "GPIO Key Power";
111 linux,input-type = <1>;
113 debounce-interval = <100>;
117 /* This turns on USB vbus for both host0 (ehci) and host1 (dwc2) */
118 vcc_host: vcc-host-regulator {
119 compatible = "regulator-fixed";
121 gpio = <&gpio0 14 GPIO_ACTIVE_HIGH>;
122 pinctrl-names = "default";
123 pinctrl-0 = <&host_vbus_drv>;
124 regulator-name = "vcc_host";
129 vcc_phy: vcc-phy-regulator {
130 compatible = "regulator-fixed";
132 gpio = <&gpio0 6 GPIO_ACTIVE_HIGH>;
133 pinctrl-names = "default";
134 pinctrl-0 = <ð_phy_pwr>;
135 regulator-name = "vcc_phy";
136 regulator-min-microvolt = <3300000>;
137 regulator-max-microvolt = <3300000>;
142 vcc_sys: vsys-regulator {
143 compatible = "regulator-fixed";
144 regulator-name = "vcc_sys";
145 regulator-min-microvolt = <5000000>;
146 regulator-max-microvolt = <5000000>;
152 * NOTE: vcc_sd isn't hooked up on v1.0 boards where power comes from
153 * vcc_io directly. Those boards won't be able to power cycle SD cards
154 * but it shouldn't hurt to toggle this pin there anyway.
156 vcc_sd: sdmmc-regulator {
157 compatible = "regulator-fixed";
158 gpio = <&gpio7 11 GPIO_ACTIVE_LOW>;
159 pinctrl-names = "default";
160 pinctrl-0 = <&sdmmc_pwr>;
161 regulator-name = "vcc_sd";
162 regulator-min-microvolt = <3300000>;
163 regulator-max-microvolt = <3300000>;
164 startup-delay-us = <100000>;
165 vin-supply = <&vcc_io>;
170 cpu0-supply = <&vdd_cpu>;
179 pinctrl-names = "default";
180 pinctrl-0 = <&emmc_clk &emmc_cmd &emmc_pwr &emmc_bus8>;
188 card-detect-delay = <200>;
189 disable-wp; /* wp not hooked up */
191 pinctrl-names = "default";
192 pinctrl-0 = <&sdmmc_clk &sdmmc_cmd &sdmmc_cd &sdmmc_bus4>;
194 vmmc-supply = <&vcc_sd>;
195 vqmmc-supply = <&vccio_sd>;
199 phy-supply = <&vcc_phy>;
201 clock_in_out = "input";
202 snps,reset-gpio = <&gpio4 7 0>;
203 snps,reset-active-low;
204 snps,reset-delays-us = <0 10000 1000000>;
205 assigned-clocks = <&cru SCLK_MAC>;
206 assigned-clock-parents = <&ext_gmac>;
207 pinctrl-names = "default";
208 pinctrl-0 = <&rgmii_pins>;
215 ddc-i2c-bus = <&i2c5>;
256 rockchip,hw-tshut-mode = <0>; /* tshut mode 0:CRU 1:GPIO */
257 rockchip,hw-tshut-polarity = <0>; /* tshut polarity 0:LOW 1:HIGH */
262 pcfg_pull_none_drv_8ma: pcfg-pull-none-drv-8ma {
263 drive-strength = <8>;
266 pcfg_pull_up_drv_8ma: pcfg-pull-up-drv-8ma {
268 drive-strength = <8>;
273 rockchip,pins = <7 2 RK_FUNC_GPIO &pcfg_pull_none>;
279 rockchip,pins = <0 5 RK_FUNC_GPIO &pcfg_pull_up>;
285 rockchip,pins = <RK_GPIO0 4 RK_FUNC_GPIO &pcfg_pull_up>;
291 * Default drive strength isn't enough to achieve even
292 * high-speed mode on EVB board so bump up to 8ma.
294 sdmmc_bus4: sdmmc-bus4 {
295 rockchip,pins = <6 16 RK_FUNC_1 &pcfg_pull_up_drv_8ma>,
296 <6 17 RK_FUNC_1 &pcfg_pull_up_drv_8ma>,
297 <6 18 RK_FUNC_1 &pcfg_pull_up_drv_8ma>,
298 <6 19 RK_FUNC_1 &pcfg_pull_up_drv_8ma>;
301 sdmmc_clk: sdmmc-clk {
302 rockchip,pins = <6 20 RK_FUNC_1 &pcfg_pull_none_drv_8ma>;
305 sdmmc_cmd: sdmmc-cmd {
306 rockchip,pins = <6 21 RK_FUNC_1 &pcfg_pull_up_drv_8ma>;
309 sdmmc_pwr: sdmmc-pwr {
310 rockchip,pins = <7 11 RK_FUNC_GPIO &pcfg_pull_none>;
315 host_vbus_drv: host-vbus-drv {
316 rockchip,pins = <0 14 RK_FUNC_GPIO &pcfg_pull_none>;
321 eth_phy_pwr: eth-phy-pwr {
322 rockchip,pins = <0 6 RK_FUNC_GPIO &pcfg_pull_none>;