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 gpio-keys { 93 compatible = "gpio-keys"; 94 #address-cells = <1>; 95 #size-cells = <0>; 96 autorepeat; 97 98 pinctrl-names = "default"; 99 pinctrl-0 = <&pwrbtn>; 100 101 button@0 { 102 gpios = <&gpio0 5 GPIO_ACTIVE_LOW>; 103 linux,code = <116>; 104 label = "GPIO Key Power"; 105 linux,input-type = <1>; 106 gpio-key,wakeup = <1>; 107 debounce-interval = <100>; 108 }; 109 }; 110 111 /* This turns on USB vbus for both host0 (ehci) and host1 (dwc2) */ 112 vcc_host: vcc-host-regulator { 113 compatible = "regulator-fixed"; 114 enable-active-high; 115 gpio = <&gpio0 14 GPIO_ACTIVE_HIGH>; 116 pinctrl-names = "default"; 117 pinctrl-0 = <&host_vbus_drv>; 118 regulator-name = "vcc_host"; 119 regulator-always-on; 120 regulator-boot-on; 121 }; 122 123 vcc_phy: vcc-phy-regulator { 124 compatible = "regulator-fixed"; 125 enable-active-high; 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>; 132 regulator-always-on; 133 regulator-boot-on; 134 }; 135 136 vcc_sys: vsys-regulator { 137 compatible = "regulator-fixed"; 138 regulator-name = "vcc_sys"; 139 regulator-min-microvolt = <5000000>; 140 regulator-max-microvolt = <5000000>; 141 regulator-always-on; 142 regulator-boot-on; 143 }; 144 145 /* 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. 149 */ 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>; 160 }; 161}; 162 163&emmc { 164 broken-cd; 165 bus-width = <8>; 166 cap-mmc-highspeed; 167 disable-wp; 168 non-removable; 169 num-slots = <1>; 170 pinctrl-names = "default"; 171 pinctrl-0 = <&emmc_clk &emmc_cmd &emmc_pwr &emmc_bus8>; 172 status = "okay"; 173}; 174 175&hdmi { 176 ddc-i2c-bus = <&i2c5>; 177 status = "okay"; 178}; 179 180&sdmmc { 181 bus-width = <4>; 182 cap-mmc-highspeed; 183 cap-sd-highspeed; 184 card-detect-delay = <200>; 185 disable-wp; /* wp not hooked up */ 186 num-slots = <1>; 187 pinctrl-names = "default"; 188 pinctrl-0 = <&sdmmc_clk &sdmmc_cmd &sdmmc_cd &sdmmc_bus4>; 189 status = "okay"; 190 vmmc-supply = <&vcc_sd>; 191 vqmmc-supply = <&vccio_sd>; 192}; 193 194&i2c0 { 195 status = "okay"; 196}; 197 198&i2c5 { 199 status = "okay"; 200}; 201 202&wdt { 203 status = "okay"; 204}; 205 206&pwm0 { 207 status = "okay"; 208}; 209 210&uart0 { 211 status = "okay"; 212}; 213 214&uart1 { 215 status = "okay"; 216}; 217 218&uart2 { 219 status = "okay"; 220}; 221 222&uart3 { 223 status = "okay"; 224}; 225 226&uart4 { 227 status = "okay"; 228}; 229 230&tsadc { 231 rockchip,hw-tshut-mode = <0>; /* tshut mode 0:CRU 1:GPIO */ 232 rockchip,hw-tshut-polarity = <0>; /* tshut polarity 0:LOW 1:HIGH */ 233 status = "okay"; 234}; 235 236&pinctrl { 237 pcfg_pull_none_drv_8ma: pcfg-pull-none-drv-8ma { 238 drive-strength = <8>; 239 }; 240 241 pcfg_pull_up_drv_8ma: pcfg-pull-up-drv-8ma { 242 bias-pull-up; 243 drive-strength = <8>; 244 }; 245 246 backlight { 247 bl_en: bl-en { 248 rockchip,pins = <7 2 RK_FUNC_GPIO &pcfg_pull_none>; 249 }; 250 }; 251 252 buttons { 253 pwrbtn: pwrbtn { 254 rockchip,pins = <0 5 RK_FUNC_GPIO &pcfg_pull_up>; 255 }; 256 }; 257 258 pmic { 259 pmic_int: pmic-int { 260 rockchip,pins = <RK_GPIO0 4 RK_FUNC_GPIO &pcfg_pull_up>; 261 }; 262 }; 263 264 sdmmc { 265 /* 266 * Default drive strength isn't enough to achieve even 267 * high-speed mode on EVB board so bump up to 8ma. 268 */ 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>; 274 }; 275 276 sdmmc_clk: sdmmc-clk { 277 rockchip,pins = <6 20 RK_FUNC_1 &pcfg_pull_none_drv_8ma>; 278 }; 279 280 sdmmc_cmd: sdmmc-cmd { 281 rockchip,pins = <6 21 RK_FUNC_1 &pcfg_pull_up_drv_8ma>; 282 }; 283 284 sdmmc_pwr: sdmmc-pwr { 285 rockchip,pins = <7 11 RK_FUNC_GPIO &pcfg_pull_none>; 286 }; 287 }; 288 289 usb { 290 host_vbus_drv: host-vbus-drv { 291 rockchip,pins = <0 14 RK_FUNC_GPIO &pcfg_pull_none>; 292 }; 293 }; 294 295 eth_phy { 296 eth_phy_pwr: eth-phy-pwr { 297 rockchip,pins = <0 6 RK_FUNC_GPIO &pcfg_pull_none>; 298 }; 299 }; 300}; 301 302&usbphy { 303 status = "okay"; 304}; 305 306&usb_host0_ehci { 307 status = "okay"; 308}; 309 310&usb_host1 { 311 status = "okay"; 312}; 313 314&vopb { 315 status = "okay"; 316}; 317 318&vopb_mmu { 319 status = "okay"; 320}; 321 322&vopl { 323 status = "okay"; 324}; 325 326&vopl_mmu { 327 status = "okay"; 328}; 329