arch/arm/boot/dts/sun9i-a80-optimus.dts

   1 /*
   2  * Copyright 2014 Chen-Yu Tsai
   3  *
   4  * Chen-Yu Tsai <wens@csie.org>
   5  *
   6  * This file is dual-licensed: you can use it either under the terms
   7  * of the GPL or the X11 license, at your option. Note that this dual
   8  * licensing only applies to this file, and not this project as a
   9  * whole.
  10  *
  11  *  a) This file is free software; you can redistribute it and/or
  12  *     modify it under the terms of the GNU General Public License as
  13  *     published by the Free Software Foundation; either version 2 of the
  14  *     License, or (at your option) any later version.
  15  *
  16  *     This file is distributed in the hope that it will be useful,
  17  *     but WITHOUT ANY WARRANTY; without even the implied warranty of
  18  *     MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  19  *     GNU General Public License for more details.
  20  *
  21  * Or, alternatively,
  22  *
  23  *  b) Permission is hereby granted, free of charge, to any person
  24  *     obtaining a copy of this software and associated documentation
  25  *     files (the "Software"), to deal in the Software without
  26  *     restriction, including without limitation the rights to use,
  27  *     copy, modify, merge, publish, distribute, sublicense, and/or
  28  *     sell copies of the Software, and to permit persons to whom the
  29  *     Software is furnished to do so, subject to the following
  30  *     conditions:
  31  *
  32  *     The above copyright notice and this permission notice shall be
  33  *     included in all copies or substantial portions of the Software.
  34  *
  35  *     THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
  36  *     EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES
  37  *     OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
  38  *     NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT
  39  *     HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY,
  40  *     WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
  41  *     FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
  42  *     OTHER DEALINGS IN THE SOFTWARE.
  43  */
  44
  45 /dts-v1/;
  46 #include "sun9i-a80.dtsi"
  47 #include "sunxi-common-regulators.dtsi"
  48
  49 #include <dt-bindings/gpio/gpio.h>
  50 #include <dt-bindings/pinctrl/sun4i-a10.h>
  51
  52 / {
  53         model = "Merrii A80 Optimus Board";
  54         compatible = "merrii,a80-optimus", "allwinner,sun9i-a80";
  55
  56         aliases {
  57                 serial0 = &uart0;
  58                 serial1 = &uart4;
  59         };
  60
  61         chosen {
  62                 stdout-path = "serial0:115200n8";
  63         };
  64
  65         leds {
  66                 compatible = "gpio-leds";
  67                 pinctrl-names = "default";
  68                 pinctrl-0 = <&led_pins_optimus>, <&led_r_pins_optimus>;
  69
  70                 /* The LED names match those found on the board */
  71
  72                 led2 {
  73                         label = "optimus:led2:usr";
  74                         gpios = <&pio 7 1 GPIO_ACTIVE_HIGH>;
  75                 };
  76
  77                 led3 {
  78                         label = "optimus:led3:usr";
  79                         gpios = <&r_pio 1 15 GPIO_ACTIVE_HIGH>; /* PM15 */
  80                 };
  81
  82                 led4 {
  83                         label = "optimus:led4:usr";
  84                         gpios = <&pio 7 0 GPIO_ACTIVE_HIGH>;
  85                 };
  86         };
  87
  88         reg_usb3_vbus: usb3-vbus {
  89                 compatible = "regulator-fixed";
  90                 pinctrl-names = "default";
  91                 pinctrl-0 = <&usb3_vbus_pin_optimus>;
  92                 regulator-name = "usb3-vbus";
  93                 regulator-min-microvolt = <5000000>;
  94                 regulator-max-microvolt = <5000000>;
  95                 enable-active-high;
  96                 gpio = <&pio 7 5 GPIO_ACTIVE_HIGH>; /* PH5 */
  97         };
  98 };
  99
 100 &ehci0 {
 101         status = "okay";
 102 };
 103
 104 &ehci1 {
 105         status = "okay";
 106 };
 107
 108 &ehci2 {
 109         status = "okay";
 110 };
 111
 112 &ohci0 {
 113         status = "okay";
 114 };
 115
 116 &ohci2 {
 117         status = "okay";
 118 };
 119
 120 &pio {
 121         led_pins_optimus: led-pins@0 {
 122                 allwinner,pins = "PH0", "PH1";
 123                 allwinner,function = "gpio_out";
 124                 allwinner,drive = <SUN4I_PINCTRL_10_MA>;
 125                 allwinner,pull = <SUN4I_PINCTRL_NO_PULL>;
 126         };
 127
 128         mmc0_cd_pin_optimus: mmc0_cd_pin@0 {
 129                 allwinner,pins = "PH18";
 130                 allwinner,function = "gpio_in";
 131                 allwinner,drive = <SUN4I_PINCTRL_10_MA>;
 132                 allwinner,pull = <SUN4I_PINCTRL_PULL_UP>;
 133         };
 134
 135         usb1_vbus_pin_optimus: usb1_vbus_pin@1 {
 136                 allwinner,pins = "PH4";
 137                 allwinner,function = "gpio_out";
 138                 allwinner,drive = <SUN4I_PINCTRL_10_MA>;
 139                 allwinner,pull = <SUN4I_PINCTRL_NO_PULL>;
 140         };
 141
 142         usb3_vbus_pin_optimus: usb3_vbus_pin@1 {
 143                 allwinner,pins = "PH5";
 144                 allwinner,function = "gpio_out";
 145                 allwinner,drive = <SUN4I_PINCTRL_10_MA>;
 146                 allwinner,pull = <SUN4I_PINCTRL_NO_PULL>;
 147         };
 148 };
 149
 150 &mmc0 {
 151         pinctrl-names = "default";
 152         pinctrl-0 = <&mmc0_pins>, <&mmc0_cd_pin_optimus>;
 153         vmmc-supply = <&reg_dcdc1>;
 154         bus-width = <4>;
 155         cd-gpios = <&pio 7 18 GPIO_ACTIVE_HIGH>; /* PH8 */
 156         cd-inverted;
 157         status = "okay";
 158 };
 159
 160 &mmc2 {
 161         pinctrl-names = "default";
 162         pinctrl-0 = <&mmc2_8bit_pins>;
 163         vmmc-supply = <&reg_dcdc1>;
 164         bus-width = <8>;
 165         non-removable;
 166         cap-mmc-hw-reset;
 167         status = "okay";
 168 };
 169
 170 &mmc2_8bit_pins {
 171         /* Increase drive strength for DDR modes */
 172         allwinner,drive = <SUN4I_PINCTRL_40_MA>;
 173 };
 174
 175 &reg_usb1_vbus {
 176         pinctrl-0 = <&usb1_vbus_pin_optimus>;
 177         gpio = <&pio 7 4 GPIO_ACTIVE_HIGH>; /* PH4 */
 178         status = "okay";
 179 };
 180
 181 &r_ir {
 182         status = "okay";
 183 };
 184
 185 &r_pio {
 186         led_r_pins_optimus: led-pins@1 {
 187                 allwinner,pins = "PM15";
 188                 allwinner,function = "gpio_out";
 189                 allwinner,drive = <SUN4I_PINCTRL_10_MA>;
 190                 allwinner,pull = <SUN4I_PINCTRL_NO_PULL>;
 191         };
 192 };
 193
 194 &r_rsb {
 195         status = "okay";
 196
 197         axp809: pmic@3a3 {
 198                 reg = <0x3a3>;
 199                 interrupt-parent = <&nmi_intc>;
 200                 interrupts = <0 IRQ_TYPE_LEVEL_LOW>;
 201
 202                 regulators {
 203                         reg_aldo1: aldo1 {
 204                                 /*
 205                                  * TODO: This should be handled by the
 206                                  * USB PHY driver.
 207                                  */
 208                                 regulator-always-on;
 209                                 regulator-min-microvolt = <3000000>;
 210                                 regulator-max-microvolt = <3000000>;
 211                                 regulator-name = "vcc33-usbh";
 212                         };
 213
 214                         reg_aldo2: aldo2 {
 215                                 regulator-min-microvolt = <1800000>;
 216                                 regulator-max-microvolt = <1800000>;
 217                                 regulator-name = "vcc-pb-io-cam";
 218                         };
 219
 220                         aldo3 {
 221                                 /* unused */
 222                         };
 223
 224                         reg_dc5ldo: dc5ldo {
 225                                 regulator-always-on;
 226                                 regulator-min-microvolt = <800000>;
 227                                 regulator-max-microvolt = <1100000>;
 228                                 regulator-name = "vdd-cpus-09-usbh";
 229                         };
 230
 231                         reg_dcdc1: dcdc1 {
 232                                 regulator-always-on;
 233                                 regulator-min-microvolt = <3000000>;
 234                                 regulator-max-microvolt = <3000000>;
 235                                 regulator-name = "vcc-3v";
 236                         };
 237
 238                         reg_dcdc2: dcdc2 {
 239                                 regulator-min-microvolt = <800000>;
 240                                 regulator-max-microvolt = <1100000>;
 241                                 regulator-name = "vdd-gpu";
 242                         };
 243
 244                         reg_dcdc3: dcdc3 {
 245                                 regulator-always-on;
 246                                 regulator-min-microvolt = <800000>;
 247                                 regulator-max-microvolt = <1100000>;
 248                                 regulator-name = "vdd-cpua";
 249                         };
 250
 251                         reg_dcdc4: dcdc4 {
 252                                 regulator-always-on;
 253                                 regulator-min-microvolt = <800000>;
 254                                 regulator-max-microvolt = <1100000>;
 255                                 regulator-name = "vdd-sys-usb0-hdmi";
 256                         };
 257
 258                         reg_dcdc5: dcdc5 {
 259                                 regulator-always-on;
 260                                 regulator-min-microvolt = <1425000>;
 261                                 regulator-max-microvolt = <1575000>;
 262                                 regulator-name = "vcc-dram";
 263                         };
 264
 265                         reg_dldo1: dldo1 {
 266                                 /*
 267                                  * The WiFi chip supports a wide range
 268                                  * (3.0 ~ 4.8V) of voltages, and so does
 269                                  * this regulator (3.0 ~ 4.2V), but
 270                                  * Allwinner SDK always sets it to 3.3V.
 271                                  */
 272                                 regulator-min-microvolt = <3300000>;
 273                                 regulator-max-microvolt = <3300000>;
 274                                 regulator-name = "vcc-wifi";
 275                         };
 276
 277                         reg_dldo2: dldo2 {
 278                                 regulator-always-on;
 279                                 regulator-min-microvolt = <3000000>;
 280                                 regulator-max-microvolt = <3000000>;
 281                                 regulator-name = "vcc-pl";
 282                         };
 283
 284                         reg_eldo1: eldo1 {
 285                                 regulator-min-microvolt = <1200000>;
 286                                 regulator-max-microvolt = <1200000>;
 287                                 regulator-name = "vcc-dvdd-cam";
 288                         };
 289
 290                         reg_eldo2: eldo2 {
 291                                 regulator-min-microvolt = <1800000>;
 292                                 regulator-max-microvolt = <1800000>;
 293                                 regulator-name = "vcc-pe";
 294                         };
 295
 296                         reg_eldo3: eldo3 {
 297                                 regulator-always-on;
 298                                 regulator-min-microvolt = <3000000>;
 299                                 regulator-max-microvolt = <3000000>;
 300                                 regulator-name = "vcc-pm-codec-io1";
 301                         };
 302
 303                         reg_ldo_io0: ldo_io0 {
 304                                 regulator-always-on;
 305                                 regulator-min-microvolt = <3000000>;
 306                                 regulator-max-microvolt = <3000000>;
 307                                 regulator-name = "vcc-pg";
 308                         };
 309
 310                         reg_ldo_io1: ldo_io1 {
 311                                 regulator-min-microvolt = <2500000>;
 312                                 regulator-max-microvolt = <2500000>;
 313                                 regulator-name = "vcc-pa-gmac-2v5";
 314                         };
 315
 316                         reg_rtc_ldo: rtc_ldo {
 317                                 regulator-name = "vcc-rtc-vdd1v8-io";
 318                         };
 319                 };
 320         };
 321 };
 322
 323 #include "axp809.dtsi"
 324
 325 &uart0 {
 326         pinctrl-names = "default";
 327         pinctrl-0 = <&uart0_pins_a>;
 328         status = "okay";
 329 };
 330
 331 &usbphy1 {
 332         phy-supply = <&reg_usb1_vbus>;
 333         status = "okay";
 334 };
 335
 336 &usbphy2 {
 337         status = "okay";
 338 };
 339
 340 &usbphy3 {
 341         phy-supply = <&reg_usb3_vbus>;
 342         status = "okay";
 343 };