1/* 2 * Copyright (c) 2015 Heiko Stuebner <heiko@sntech.de> 3 * 4 * This file is dual-licensed: you can use it either under the terms 5 * of the GPL or the X11 license, at your option. Note that this dual 6 * licensing only applies to this file, and not this project as a 7 * whole. 8 * 9 * a) This file is free software; you can redistribute it and/or 10 * modify it under the terms of the GNU General Public License as 11 * published by the Free Software Foundation; either version 2 of the 12 * License, or (at your option) any later version. 13 * 14 * This file is distributed in the hope that it will be useful, 15 * but WITHOUT ANY WARRANTY; without even the implied warranty of 16 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 17 * GNU General Public License for more details. 18 * 19 * Or, alternatively, 20 * 21 * b) Permission is hereby granted, free of charge, to any person 22 * obtaining a copy of this software and associated documentation 23 * files (the "Software"), to deal in the Software without 24 * restriction, including without limitation the rights to use, 25 * copy, modify, merge, publish, distribute, sublicense, and/or 26 * sell copies of the Software, and to permit persons to whom the 27 * Software is furnished to do so, subject to the following 28 * conditions: 29 * 30 * The above copyright notice and this permission notice shall be 31 * included in all copies or substantial portions of the Software. 32 * 33 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, 34 * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES 35 * OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND 36 * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT 37 * HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, 38 * WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING 39 * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR 40 * OTHER DEALINGS IN THE SOFTWARE. 41 */ 42 43/dts-v1/; 44#include "rk3368.dtsi" 45 46/ { 47 model = "Rockchip R88"; 48 compatible = "rockchip,r88", "rockchip,rk3368"; 49 50 chosen { 51 stdout-path = "serial2:115200n8"; 52 }; 53 54 memory { 55 device_type = "memory"; 56 reg = <0x0 0x0 0x0 0x40000000>; 57 }; 58 59 emmc_pwrseq: emmc-pwrseq { 60 compatible = "mmc-pwrseq-emmc"; 61 pinctrl-0 = <&emmc_reset>; 62 pinctrl-names = "default"; 63 reset-gpios = <&gpio2 3 GPIO_ACTIVE_HIGH>; 64 }; 65 66 keys: gpio-keys { 67 compatible = "gpio-keys"; 68 #address-cells = <1>; 69 #size-cells = <0>; 70 pinctrl-names = "default"; 71 pinctrl-0 = <&pwr_key>; 72 73 button@0 { 74 gpio-key,wakeup = <1>; 75 gpios = <&gpio0 2 GPIO_ACTIVE_LOW>; 76 label = "GPIO Power"; 77 linux,code = <116>; 78 }; 79 }; 80 81 leds: gpio-leds { 82 compatible = "gpio-leds"; 83 84 work { 85 gpios = <&gpio3 29 GPIO_ACTIVE_HIGH>; 86 label = "r88:green:led"; 87 pinctrl-names = "default"; 88 pinctrl-0 = <&led_ctl>; 89 }; 90 }; 91 92 ir: ir-receiver { 93 compatible = "gpio-ir-receiver"; 94 gpios = <&gpio3 30 GPIO_ACTIVE_LOW>; 95 pinctrl-names = "default"; 96 pinctrl-0 = <&ir_int>; 97 }; 98 99 sdio_pwrseq: sdio-pwrseq { 100 compatible = "mmc-pwrseq-simple"; 101 clocks = <&hym8563>; 102 clock-names = "ext_clock"; 103 pinctrl-names = "default"; 104 pinctrl-0 = <&bt_rst>, <&wifi_reg_on>; 105 106 reset-gpios = 107 /* BT_RST_N */ 108 <&gpio3 5 GPIO_ACTIVE_LOW>, 109 110 /* WL_REG_ON */ 111 <&gpio3 4 GPIO_ACTIVE_LOW>; 112 }; 113 114 vcc_18: vcc18-regulator { 115 compatible = "regulator-fixed"; 116 regulator-name = "vcc_18"; 117 regulator-min-microvolt = <1800000>; 118 regulator-max-microvolt = <1800000>; 119 regulator-always-on; 120 regulator-boot-on; 121 vin-supply = <&vcc_sys>; 122 }; 123 124 /* supplies both host and otg */ 125 vcc_host: vcc-host-regulator { 126 compatible = "regulator-fixed"; 127 enable-active-high; 128 gpio = <&gpio0 4 GPIO_ACTIVE_HIGH>; 129 pinctrl-names = "default"; 130 pinctrl-0 = <&host_vbus_drv>; 131 regulator-name = "vcc_host"; 132 regulator-always-on; 133 regulator-boot-on; 134 vin-supply = <&vcc_sys>; 135 }; 136 137 vcc_io: vcc-io-regulator { 138 compatible = "regulator-fixed"; 139 regulator-name = "vcc_io"; 140 regulator-min-microvolt = <3300000>; 141 regulator-max-microvolt = <3300000>; 142 regulator-always-on; 143 regulator-boot-on; 144 vin-supply = <&vcc_sys>; 145 }; 146 147 vcc_lan: vcc-lan-regulator { 148 compatible = "regulator-fixed"; 149 regulator-name = "vcc_lan"; 150 regulator-min-microvolt = <3300000>; 151 regulator-max-microvolt = <3300000>; 152 regulator-always-on; 153 regulator-boot-on; 154 vin-supply = <&vcc_io>; 155 }; 156 157 vcc_sys: vcc-sys-regulator { 158 compatible = "regulator-fixed"; 159 regulator-name = "vcc_sys"; 160 regulator-min-microvolt = <5000000>; 161 regulator-max-microvolt = <5000000>; 162 regulator-always-on; 163 regulator-boot-on; 164 }; 165 166 vccio_wl: vccio-wl-regulator { 167 compatible = "regulator-fixed"; 168 regulator-name = "vccio_wl"; 169 regulator-min-microvolt = <3300000>; 170 regulator-max-microvolt = <3300000>; 171 regulator-always-on; 172 regulator-boot-on; 173 vin-supply = <&vcc_io>; 174 }; 175 176 vdd_10: vdd-10-regulator { 177 compatible = "regulator-fixed"; 178 regulator-name = "vdd_10"; 179 regulator-min-microvolt = <1000000>; 180 regulator-max-microvolt = <1000000>; 181 regulator-always-on; 182 regulator-boot-on; 183 vin-supply = <&vcc_sys>; 184 }; 185}; 186 187&emmc { 188 broken-cd; 189 bus-width = <8>; 190 cap-mmc-highspeed; 191 disable-wp; 192 mmc-pwrseq = <&emmc_pwrseq>; 193 non-removable; 194 num-slots = <1>; 195 pinctrl-names = "default"; 196 pinctrl-0 = <&emmc_clk &emmc_cmd &emmc_bus8>; 197 status = "okay"; 198}; 199 200&gmac { 201 phy-supply = <&vcc_lan>; 202 phy-mode = "rmii"; 203 clock_in_out = "output"; 204 snps,reset-gpio = <&gpio3 12 0>; 205 snps,reset-active-low; 206 snps,reset-delays-us = <0 10000 1000000>; 207 pinctrl-names = "default"; 208 pinctrl-0 = <&rmii_pins>; 209 tx_delay = <0x30>; 210 rx_delay = <0x10>; 211 status = "ok"; 212}; 213 214&i2c0 { 215 status = "okay"; 216 217 vdd_cpu: syr827@40 { 218 compatible = "silergy,syr827"; 219 reg = <0x40>; 220 fcs,suspend-voltage-selector = <1>; 221 regulator-name = "vdd_cpu"; 222 regulator-enable-ramp-delay = <300>; 223 regulator-min-microvolt = <712500>; 224 regulator-max-microvolt = <1500000>; 225 regulator-ramp-delay = <8000>; 226 regulator-always-on; 227 regulator-boot-on; 228 vin-supply = <&vcc_sys>; 229 }; 230 231 hym8563: hym8563@51 { 232 compatible = "haoyu,hym8563"; 233 reg = <0x51>; 234 #clock-cells = <0>; 235 clock-frequency = <32768>; 236 clock-output-names = "xin32k"; 237 /* rtc_int is not connected */ 238 }; 239}; 240 241&sdio0 { 242 assigned-clocks = <&cru SCLK_SDIO0>; 243 assigned-clock-parents = <&cru PLL_CPLL>; 244 broken-cd; 245 bus-width = <4>; 246 cap-sd-highspeed; 247 cap-sdio-irq; 248 keep-power-in-suspend; 249 mmc-pwrseq = <&sdio_pwrseq>; 250 non-removable; 251 num-slots = <1>; 252 pinctrl-names = "default"; 253 pinctrl-0 = <&sdio0_clk &sdio0_cmd &sdio0_bus4>; 254 vmmc-supply = <&vcc_io>; 255 vqmmc-supply = <&vccio_wl>; 256 status = "okay"; 257}; 258 259&pinctrl { 260 pcfg_pull_none_drv_8ma: pcfg-pull-none-drv-8ma { 261 bias-disable; 262 drive-strength = <8>; 263 }; 264 265 pcfg_pull_up_drv_8ma: pcfg-pull-up-drv-8ma { 266 bias-pull-up; 267 drive-strength = <8>; 268 }; 269 270 emmc { 271 emmc_bus8: emmc-bus8 { 272 rockchip,pins = <1 18 RK_FUNC_2 &pcfg_pull_up_drv_8ma>, 273 <1 19 RK_FUNC_2 &pcfg_pull_up_drv_8ma>, 274 <1 20 RK_FUNC_2 &pcfg_pull_up_drv_8ma>, 275 <1 21 RK_FUNC_2 &pcfg_pull_up_drv_8ma>, 276 <1 22 RK_FUNC_2 &pcfg_pull_up_drv_8ma>, 277 <1 23 RK_FUNC_2 &pcfg_pull_up_drv_8ma>, 278 <1 24 RK_FUNC_2 &pcfg_pull_up_drv_8ma>, 279 <1 25 RK_FUNC_2 &pcfg_pull_up_drv_8ma>; 280 }; 281 282 emmc-clk { 283 rockchip,pins = <2 4 RK_FUNC_2 &pcfg_pull_none_drv_8ma>; 284 }; 285 286 emmc-cmd { 287 rockchip,pins = <1 26 RK_FUNC_2 &pcfg_pull_up_drv_8ma>; 288 }; 289 290 emmc_reset: emmc-reset { 291 rockchip,pins = <2 3 RK_FUNC_GPIO &pcfg_pull_none>; 292 }; 293 }; 294 295 ir { 296 ir_int: ir-int { 297 rockchip,pins = <3 30 RK_FUNC_GPIO &pcfg_pull_up>; 298 }; 299 }; 300 301 keys { 302 pwr_key: pwr-key { 303 rockchip,pins = <0 2 RK_FUNC_GPIO &pcfg_pull_up>; 304 }; 305 }; 306 307 leds { 308 stby_pwren: stby-pwren { 309 rockchip,pins = <0 12 RK_FUNC_GPIO &pcfg_pull_none>; 310 }; 311 312 led_ctl: led-ctl { 313 rockchip,pins = <3 29 RK_FUNC_GPIO &pcfg_pull_none>; 314 }; 315 }; 316 317 sdio { 318 wifi_reg_on: wifi-reg-on { 319 rockchip,pins = <3 4 RK_FUNC_GPIO &pcfg_pull_none>; 320 }; 321 322 bt_rst: bt-rst { 323 rockchip,pins = <3 5 RK_FUNC_GPIO &pcfg_pull_none>; 324 }; 325 }; 326 327 usb { 328 host_vbus_drv: host-vbus-drv { 329 rockchip,pins = <0 4 RK_FUNC_GPIO &pcfg_pull_none>; 330 }; 331 }; 332}; 333 334&saradc { 335 vref-supply = <&vcc_18>; 336 status = "okay"; 337}; 338 339&uart2 { 340 status = "okay"; 341}; 342 343&usb_host0_ehci { 344 status = "okay"; 345}; 346 347&usb_otg { 348 dr_mode = "host"; 349 status = "okay"; 350}; 351 352&wdt { 353 status = "okay"; 354}; 355