| 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 | #include <dt-bindings/input/input.h> |
| 46 | |
| 47 | / { |
| 48 | model = "Rockchip R88"; |
| 49 | compatible = "rockchip,r88", "rockchip,rk3368"; |
| 50 | |
| 51 | chosen { |
| 52 | stdout-path = "serial2:115200n8"; |
| 53 | }; |
| 54 | |
| 55 | memory { |
| 56 | device_type = "memory"; |
| 57 | reg = <0x0 0x0 0x0 0x40000000>; |
| 58 | }; |
| 59 | |
| 60 | emmc_pwrseq: emmc-pwrseq { |
| 61 | compatible = "mmc-pwrseq-emmc"; |
| 62 | pinctrl-0 = <&emmc_reset>; |
| 63 | pinctrl-names = "default"; |
| 64 | reset-gpios = <&gpio2 3 GPIO_ACTIVE_HIGH>; |
| 65 | }; |
| 66 | |
| 67 | keys: gpio-keys { |
| 68 | compatible = "gpio-keys"; |
| 69 | pinctrl-names = "default"; |
| 70 | pinctrl-0 = <&pwr_key>; |
| 71 | |
| 72 | power { |
| 73 | wakeup-source; |
| 74 | gpios = <&gpio0 2 GPIO_ACTIVE_LOW>; |
| 75 | label = "GPIO Power"; |
| 76 | linux,code = <KEY_POWER>; |
| 77 | }; |
| 78 | }; |
| 79 | |
| 80 | leds: gpio-leds { |
| 81 | compatible = "gpio-leds"; |
| 82 | |
| 83 | work { |
| 84 | gpios = <&gpio3 29 GPIO_ACTIVE_HIGH>; |
| 85 | label = "r88:green:led"; |
| 86 | pinctrl-names = "default"; |
| 87 | pinctrl-0 = <&led_ctl>; |
| 88 | }; |
| 89 | }; |
| 90 | |
| 91 | ir: ir-receiver { |
| 92 | compatible = "gpio-ir-receiver"; |
| 93 | gpios = <&gpio3 30 GPIO_ACTIVE_LOW>; |
| 94 | pinctrl-names = "default"; |
| 95 | pinctrl-0 = <&ir_int>; |
| 96 | }; |
| 97 | |
| 98 | sdio_pwrseq: sdio-pwrseq { |
| 99 | compatible = "mmc-pwrseq-simple"; |
| 100 | clocks = <&hym8563>; |
| 101 | clock-names = "ext_clock"; |
| 102 | pinctrl-names = "default"; |
| 103 | pinctrl-0 = <&bt_rst>, <&wifi_reg_on>; |
| 104 | |
| 105 | reset-gpios = |
| 106 | /* BT_RST_N */ |
| 107 | <&gpio3 5 GPIO_ACTIVE_LOW>, |
| 108 | |
| 109 | /* WL_REG_ON */ |
| 110 | <&gpio3 4 GPIO_ACTIVE_LOW>; |
| 111 | }; |
| 112 | |
| 113 | vcc_18: vcc18-regulator { |
| 114 | compatible = "regulator-fixed"; |
| 115 | regulator-name = "vcc_18"; |
| 116 | regulator-min-microvolt = <1800000>; |
| 117 | regulator-max-microvolt = <1800000>; |
| 118 | regulator-always-on; |
| 119 | regulator-boot-on; |
| 120 | vin-supply = <&vcc_sys>; |
| 121 | }; |
| 122 | |
| 123 | /* supplies both host and otg */ |
| 124 | vcc_host: vcc-host-regulator { |
| 125 | compatible = "regulator-fixed"; |
| 126 | enable-active-high; |
| 127 | gpio = <&gpio0 4 GPIO_ACTIVE_HIGH>; |
| 128 | pinctrl-names = "default"; |
| 129 | pinctrl-0 = <&host_vbus_drv>; |
| 130 | regulator-name = "vcc_host"; |
| 131 | regulator-always-on; |
| 132 | regulator-boot-on; |
| 133 | vin-supply = <&vcc_sys>; |
| 134 | }; |
| 135 | |
| 136 | vcc_io: vcc-io-regulator { |
| 137 | compatible = "regulator-fixed"; |
| 138 | regulator-name = "vcc_io"; |
| 139 | regulator-min-microvolt = <3300000>; |
| 140 | regulator-max-microvolt = <3300000>; |
| 141 | regulator-always-on; |
| 142 | regulator-boot-on; |
| 143 | vin-supply = <&vcc_sys>; |
| 144 | }; |
| 145 | |
| 146 | vcc_lan: vcc-lan-regulator { |
| 147 | compatible = "regulator-fixed"; |
| 148 | regulator-name = "vcc_lan"; |
| 149 | regulator-min-microvolt = <3300000>; |
| 150 | regulator-max-microvolt = <3300000>; |
| 151 | regulator-always-on; |
| 152 | regulator-boot-on; |
| 153 | vin-supply = <&vcc_io>; |
| 154 | }; |
| 155 | |
| 156 | vcc_sys: vcc-sys-regulator { |
| 157 | compatible = "regulator-fixed"; |
| 158 | regulator-name = "vcc_sys"; |
| 159 | regulator-min-microvolt = <5000000>; |
| 160 | regulator-max-microvolt = <5000000>; |
| 161 | regulator-always-on; |
| 162 | regulator-boot-on; |
| 163 | }; |
| 164 | |
| 165 | vccio_wl: vccio-wl-regulator { |
| 166 | compatible = "regulator-fixed"; |
| 167 | regulator-name = "vccio_wl"; |
| 168 | regulator-min-microvolt = <3300000>; |
| 169 | regulator-max-microvolt = <3300000>; |
| 170 | regulator-always-on; |
| 171 | regulator-boot-on; |
| 172 | vin-supply = <&vcc_io>; |
| 173 | }; |
| 174 | |
| 175 | vdd_10: vdd-10-regulator { |
| 176 | compatible = "regulator-fixed"; |
| 177 | regulator-name = "vdd_10"; |
| 178 | regulator-min-microvolt = <1000000>; |
| 179 | regulator-max-microvolt = <1000000>; |
| 180 | regulator-always-on; |
| 181 | regulator-boot-on; |
| 182 | vin-supply = <&vcc_sys>; |
| 183 | }; |
| 184 | }; |
| 185 | |
| 186 | &emmc { |
| 187 | bus-width = <8>; |
| 188 | cap-mmc-highspeed; |
| 189 | disable-wp; |
| 190 | mmc-pwrseq = <&emmc_pwrseq>; |
| 191 | non-removable; |
| 192 | num-slots = <1>; |
| 193 | pinctrl-names = "default"; |
| 194 | pinctrl-0 = <&emmc_clk &emmc_cmd &emmc_bus8>; |
| 195 | status = "okay"; |
| 196 | }; |
| 197 | |
| 198 | &gmac { |
| 199 | phy-supply = <&vcc_lan>; |
| 200 | phy-mode = "rmii"; |
| 201 | clock_in_out = "output"; |
| 202 | snps,reset-gpio = <&gpio3 12 0>; |
| 203 | snps,reset-active-low; |
| 204 | snps,reset-delays-us = <0 10000 1000000>; |
| 205 | pinctrl-names = "default"; |
| 206 | pinctrl-0 = <&rmii_pins>; |
| 207 | tx_delay = <0x30>; |
| 208 | rx_delay = <0x10>; |
| 209 | status = "ok"; |
| 210 | }; |
| 211 | |
| 212 | &i2c0 { |
| 213 | status = "okay"; |
| 214 | |
| 215 | vdd_cpu: syr827@40 { |
| 216 | compatible = "silergy,syr827"; |
| 217 | reg = <0x40>; |
| 218 | fcs,suspend-voltage-selector = <1>; |
| 219 | regulator-name = "vdd_cpu"; |
| 220 | regulator-enable-ramp-delay = <300>; |
| 221 | regulator-min-microvolt = <712500>; |
| 222 | regulator-max-microvolt = <1500000>; |
| 223 | regulator-ramp-delay = <8000>; |
| 224 | regulator-always-on; |
| 225 | regulator-boot-on; |
| 226 | vin-supply = <&vcc_sys>; |
| 227 | }; |
| 228 | |
| 229 | hym8563: hym8563@51 { |
| 230 | compatible = "haoyu,hym8563"; |
| 231 | reg = <0x51>; |
| 232 | #clock-cells = <0>; |
| 233 | clock-frequency = <32768>; |
| 234 | clock-output-names = "xin32k"; |
| 235 | /* rtc_int is not connected */ |
| 236 | }; |
| 237 | }; |
| 238 | |
| 239 | &io_domains { |
| 240 | status = "ok"; |
| 241 | |
| 242 | audio-supply = <&vcc_io>; |
| 243 | gpio30-supply = <&vcc_io>; |
| 244 | gpio1830-supply = <&vcc_io>; |
| 245 | wifi-supply = <&vccio_wl>; |
| 246 | }; |
| 247 | |
| 248 | &sdio0 { |
| 249 | assigned-clocks = <&cru SCLK_SDIO0>; |
| 250 | assigned-clock-parents = <&cru PLL_CPLL>; |
| 251 | broken-cd; |
| 252 | bus-width = <4>; |
| 253 | cap-sd-highspeed; |
| 254 | cap-sdio-irq; |
| 255 | keep-power-in-suspend; |
| 256 | mmc-pwrseq = <&sdio_pwrseq>; |
| 257 | non-removable; |
| 258 | num-slots = <1>; |
| 259 | pinctrl-names = "default"; |
| 260 | pinctrl-0 = <&sdio0_clk &sdio0_cmd &sdio0_bus4>; |
| 261 | vmmc-supply = <&vcc_io>; |
| 262 | vqmmc-supply = <&vccio_wl>; |
| 263 | status = "okay"; |
| 264 | }; |
| 265 | |
| 266 | &pinctrl { |
| 267 | pcfg_pull_none_drv_8ma: pcfg-pull-none-drv-8ma { |
| 268 | bias-disable; |
| 269 | drive-strength = <8>; |
| 270 | }; |
| 271 | |
| 272 | pcfg_pull_up_drv_8ma: pcfg-pull-up-drv-8ma { |
| 273 | bias-pull-up; |
| 274 | drive-strength = <8>; |
| 275 | }; |
| 276 | |
| 277 | emmc { |
| 278 | emmc_bus8: emmc-bus8 { |
| 279 | rockchip,pins = <1 18 RK_FUNC_2 &pcfg_pull_up_drv_8ma>, |
| 280 | <1 19 RK_FUNC_2 &pcfg_pull_up_drv_8ma>, |
| 281 | <1 20 RK_FUNC_2 &pcfg_pull_up_drv_8ma>, |
| 282 | <1 21 RK_FUNC_2 &pcfg_pull_up_drv_8ma>, |
| 283 | <1 22 RK_FUNC_2 &pcfg_pull_up_drv_8ma>, |
| 284 | <1 23 RK_FUNC_2 &pcfg_pull_up_drv_8ma>, |
| 285 | <1 24 RK_FUNC_2 &pcfg_pull_up_drv_8ma>, |
| 286 | <1 25 RK_FUNC_2 &pcfg_pull_up_drv_8ma>; |
| 287 | }; |
| 288 | |
| 289 | emmc-clk { |
| 290 | rockchip,pins = <2 4 RK_FUNC_2 &pcfg_pull_none_drv_8ma>; |
| 291 | }; |
| 292 | |
| 293 | emmc-cmd { |
| 294 | rockchip,pins = <1 26 RK_FUNC_2 &pcfg_pull_up_drv_8ma>; |
| 295 | }; |
| 296 | |
| 297 | emmc_reset: emmc-reset { |
| 298 | rockchip,pins = <2 3 RK_FUNC_GPIO &pcfg_pull_none>; |
| 299 | }; |
| 300 | }; |
| 301 | |
| 302 | ir { |
| 303 | ir_int: ir-int { |
| 304 | rockchip,pins = <3 30 RK_FUNC_GPIO &pcfg_pull_up>; |
| 305 | }; |
| 306 | }; |
| 307 | |
| 308 | keys { |
| 309 | pwr_key: pwr-key { |
| 310 | rockchip,pins = <0 2 RK_FUNC_GPIO &pcfg_pull_up>; |
| 311 | }; |
| 312 | }; |
| 313 | |
| 314 | leds { |
| 315 | stby_pwren: stby-pwren { |
| 316 | rockchip,pins = <0 12 RK_FUNC_GPIO &pcfg_pull_none>; |
| 317 | }; |
| 318 | |
| 319 | led_ctl: led-ctl { |
| 320 | rockchip,pins = <3 29 RK_FUNC_GPIO &pcfg_pull_none>; |
| 321 | }; |
| 322 | }; |
| 323 | |
| 324 | sdio { |
| 325 | wifi_reg_on: wifi-reg-on { |
| 326 | rockchip,pins = <3 4 RK_FUNC_GPIO &pcfg_pull_none>; |
| 327 | }; |
| 328 | |
| 329 | bt_rst: bt-rst { |
| 330 | rockchip,pins = <3 5 RK_FUNC_GPIO &pcfg_pull_none>; |
| 331 | }; |
| 332 | }; |
| 333 | |
| 334 | usb { |
| 335 | host_vbus_drv: host-vbus-drv { |
| 336 | rockchip,pins = <0 4 RK_FUNC_GPIO &pcfg_pull_none>; |
| 337 | }; |
| 338 | }; |
| 339 | }; |
| 340 | |
| 341 | &pmu_io_domains { |
| 342 | status = "okay"; |
| 343 | |
| 344 | pmu-supply = <&vcc_io>; |
| 345 | vop-supply = <&vcc_io>; |
| 346 | }; |
| 347 | |
| 348 | &saradc { |
| 349 | vref-supply = <&vcc_18>; |
| 350 | status = "okay"; |
| 351 | }; |
| 352 | |
| 353 | &tsadc { |
| 354 | rockchip,hw-tshut-mode = <0>; /* tshut mode 0:CRU 1:GPIO */ |
| 355 | rockchip,hw-tshut-polarity = <0>; /* tshut polarity 0:LOW 1:HIGH */ |
| 356 | status = "okay"; |
| 357 | }; |
| 358 | |
| 359 | &uart2 { |
| 360 | status = "okay"; |
| 361 | }; |
| 362 | |
| 363 | &usb_host0_ehci { |
| 364 | status = "okay"; |
| 365 | }; |
| 366 | |
| 367 | &usb_otg { |
| 368 | dr_mode = "host"; |
| 369 | status = "okay"; |
| 370 | }; |
| 371 | |
| 372 | &wdt { |
| 373 | status = "okay"; |
| 374 | }; |