arch/arm/boot/dts/sun6i-a31-hummingbird.dts

   1 /*
   2  * Copyright 2014 Maxime Ripard
   3  *
   4  * Maxime Ripard <maxime.ripard@free-electrons.com>
   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 "sun6i-a31.dtsi"
  47 #include "sunxi-common-regulators.dtsi"
  48
  49 #include <dt-bindings/gpio/gpio.h>
  50
  51 / {
  52         model = "Merrii A31 Hummingbird";
  53         compatible = "merrii,a31-hummingbird", "allwinner,sun6i-a31";
  54
  55         aliases {
  56                 rtc0 = &pcf8563;
  57                 rtc1 = &rtc;
  58                 serial0 = &uart0;
  59         };
  60
  61         chosen {
  62                 stdout-path = "serial0:115200n8";
  63         };
  64
  65         hdmi-connector {
  66                 compatible = "hdmi-connector";
  67                 type = "a";
  68
  69                 port {
  70                         hdmi_con_in: endpoint {
  71                                 remote-endpoint = <&hdmi_out_con>;
  72                         };
  73                 };
  74         };
  75
  76         vga-connector {
  77                 compatible = "vga-connector";
  78
  79                 port {
  80                         vga_con_in: endpoint {
  81                                 remote-endpoint = <&vga_dac_out>;
  82                         };
  83                 };
  84         };
  85
  86         vga-dac {
  87                 compatible = "dumb-vga-dac";
  88                 vdd-supply = <&reg_vga_3v3>;
  89                 #address-cells = <1>;
  90                 #size-cells = <0>;
  91
  92                 ports {
  93                         #address-cells = <1>;
  94                         #size-cells = <0>;
  95
  96                         port@0 {
  97                                 #address-cells = <1>;
  98                                 #size-cells = <0>;
  99                                 reg = <0>;
 100
 101                                 vga_dac_in: endpoint@0 {
 102                                         reg = <0>;
 103                                         remote-endpoint = <&tcon0_out_vga>;
 104                                 };
 105                         };
 106
 107                         port@1 {
 108                                 #address-cells = <1>;
 109                                 #size-cells = <0>;
 110                                 reg = <1>;
 111
 112                                 vga_dac_out: endpoint@0 {
 113                                         reg = <0>;
 114                                         remote-endpoint = <&vga_con_in>;
 115                                 };
 116                         };
 117                 };
 118         };
 119
 120         reg_vga_3v3: vga_3v3_regulator {
 121                 compatible = "regulator-fixed";
 122                 regulator-name = "vga-3v3";
 123                 regulator-min-microvolt = <3300000>;
 124                 regulator-max-microvolt = <3300000>;
 125                 regulator-boot-on;
 126                 enable-active-high;
 127                 gpio = <&pio 7 25 GPIO_ACTIVE_HIGH>; /* PH25 */
 128         };
 129
 130         wifi_pwrseq: wifi_pwrseq {
 131                 compatible = "mmc-pwrseq-simple";
 132                 reset-gpios = <&pio 6 10 GPIO_ACTIVE_LOW>; /* PG10 */
 133         };
 134 };
 135
 136 &codec {
 137         allwinner,audio-routing =
 138                 "Headphone", "HP",
 139                 "Speaker", "LINEOUT",
 140                 "LINEIN", "Line In",
 141                 "MIC1", "Mic",
 142                 "MIC2", "Headset Mic",
 143                 "Mic",  "MBIAS",
 144                 "Headset Mic", "HBIAS";
 145         allwinner,pa-gpios = <&pio 7 22 GPIO_ACTIVE_HIGH>; /* PH22 */
 146         status = "okay";
 147 };
 148
 149 &cpu0 {
 150         cpu-supply = <&reg_dcdc3>;
 151 };
 152
 153 &de {
 154         status = "okay";
 155 };
 156
 157 &ehci0 {
 158         status = "okay";
 159 };
 160
 161 &gmac {
 162         pinctrl-names = "default";
 163         pinctrl-0 = <&gmac_pins_rgmii_a>, <&gmac_phy_reset_pin_hummingbird>;
 164         phy = <&phy1>;
 165         phy-mode = "rgmii";
 166         snps,reset-gpio = <&pio 0 21 GPIO_ACTIVE_HIGH>;
 167         snps,reset-active-low;
 168         snps,reset-delays-us = <0 10000 30000>;
 169         status = "okay";
 170
 171         phy1: ethernet-phy@1 {
 172                 reg = <1>;
 173         };
 174 };
 175
 176 &hdmi {
 177         status = "okay";
 178 };
 179
 180 &hdmi_out {
 181         hdmi_out_con: endpoint {
 182                 remote-endpoint = <&hdmi_con_in>;
 183         };
 184 };
 185
 186 &i2c0 {
 187         pinctrl-names = "default";
 188         pinctrl-0 = <&i2c0_pins_a>;
 189         /* pull-ups and devices require AXP221 DLDO3 */
 190         status = "failed";
 191 };
 192
 193 &i2c1 {
 194         pinctrl-names = "default";
 195         pinctrl-0 = <&i2c1_pins_a>;
 196         status = "okay";
 197 };
 198
 199 &i2c2 {
 200         pinctrl-names = "default";
 201         pinctrl-0 = <&i2c2_pins_a>;
 202         status = "okay";
 203
 204         pcf8563: rtc@51 {
 205                 compatible = "nxp,pcf8563";
 206                 reg = <0x51>;
 207         };
 208 };
 209
 210 &ir {
 211         pinctrl-names = "default";
 212         pinctrl-0 = <&ir_pins_a>;
 213         status = "okay";
 214 };
 215
 216 &mmc0 {
 217         pinctrl-names = "default";
 218         pinctrl-0 = <&mmc0_pins_a>, <&mmc0_cd_pin_hummingbird>;
 219         vmmc-supply = <&reg_dcdc1>;
 220         bus-width = <4>;
 221         cd-gpios = <&pio 0 8 GPIO_ACTIVE_HIGH>; /* PA8 */
 222         cd-inverted;
 223         status = "okay";
 224 };
 225
 226 &mmc0_pins_a {
 227         /* external pull-ups missing for some pins */
 228         bias-pull-up;
 229 };
 230
 231 &mmc1 {
 232         pinctrl-names = "default";
 233         pinctrl-0 = <&mmc1_pins_a>, <&wifi_reset_pin_hummingbird>;
 234         vmmc-supply = <&reg_aldo1>;
 235         mmc-pwrseq = <&wifi_pwrseq>;
 236         bus-width = <4>;
 237         non-removable;
 238         status = "okay";
 239 };
 240
 241 &ohci0 {
 242         status = "okay";
 243 };
 244
 245 &pio {
 246         gmac_phy_reset_pin_hummingbird: gmac_phy_reset_pin@0 {
 247                 pins = "PA21";
 248                 function = "gpio_out";
 249         };
 250
 251         mmc0_cd_pin_hummingbird: mmc0_cd_pin@0 {
 252                 pins = "PA8";
 253                 function = "gpio_in";
 254                 bias-pull-up;
 255         };
 256
 257         wifi_reset_pin_hummingbird: wifi_reset_pin@0 {
 258                 pins = "PG10";
 259                 function = "gpio_out";
 260         };
 261 };
 262
 263 &p2wi {
 264         status = "okay";
 265
 266         axp22x: pmic@68 {
 267                 compatible = "x-powers,axp221";
 268                 reg = <0x68>;
 269                 interrupt-parent = <&nmi_intc>;
 270                 interrupts = <0 IRQ_TYPE_LEVEL_LOW>;
 271                 x-powers,drive-vbus-en;
 272         };
 273 };
 274
 275 #include "axp22x.dtsi"
 276
 277 &ac_power_supply {
 278         status = "okay";
 279 };
 280
 281 &reg_aldo1 {
 282         regulator-min-microvolt = <3300000>;
 283         regulator-max-microvolt = <3300000>;
 284         regulator-name = "vcc-wifi";
 285 };
 286
 287 &reg_aldo3 {
 288         regulator-always-on;
 289         regulator-min-microvolt = <2700000>;
 290         regulator-max-microvolt = <3300000>;
 291         regulator-name = "avcc";
 292 };
 293
 294 &reg_dc5ldo {
 295         regulator-min-microvolt = <700000>;
 296         regulator-max-microvolt = <1320000>;
 297         regulator-name = "vdd-cpus";
 298 };
 299
 300 &reg_dcdc1 {
 301         regulator-always-on;
 302         regulator-min-microvolt = <3000000>;
 303         regulator-max-microvolt = <3000000>;
 304         regulator-name = "vcc-3v0";
 305 };
 306
 307 &reg_dcdc2 {
 308         regulator-min-microvolt = <700000>;
 309         regulator-max-microvolt = <1320000>;
 310         regulator-name = "vdd-gpu";
 311 };
 312
 313 &reg_dcdc3 {
 314         regulator-always-on;
 315         regulator-min-microvolt = <700000>;
 316         regulator-max-microvolt = <1320000>;
 317         regulator-name = "vdd-cpu";
 318 };
 319
 320 &reg_dcdc4 {
 321         regulator-always-on;
 322         regulator-min-microvolt = <700000>;
 323         regulator-max-microvolt = <1320000>;
 324         regulator-name = "vdd-sys-dll";
 325 };
 326
 327 &reg_dcdc5 {
 328         regulator-always-on;
 329         regulator-min-microvolt = <1500000>;
 330         regulator-max-microvolt = <1500000>;
 331         regulator-name = "vcc-dram";
 332 };
 333
 334 &reg_drivevbus {
 335         regulator-name = "usb0-vbus";
 336         status = "okay";
 337 };
 338
 339 &reg_usb1_vbus {
 340         gpio = <&pio 7 24 GPIO_ACTIVE_HIGH>; /* PH24 */
 341         status = "okay";
 342 };
 343
 344 &tcon0 {
 345         pinctrl-names = "default";
 346         pinctrl-0 = <&lcd0_rgb888_pins>;
 347 };
 348
 349 &tcon0_out {
 350         tcon0_out_vga: endpoint@0 {
 351                 reg = <0>;
 352                 remote-endpoint = <&vga_dac_in>;
 353         };
 354 };
 355
 356 &uart0 {
 357         pinctrl-names = "default";
 358         pinctrl-0 = <&uart0_pins_a>;
 359         status = "okay";
 360 };
 361
 362 &usb_otg {
 363         dr_mode = "otg";
 364         status = "okay";
 365 };
 366
 367 &usb_power_supply {
 368         status = "okay";
 369 };
 370
 371 &usbphy {
 372         usb0_id_det-gpio = <&pio 0 15 GPIO_ACTIVE_HIGH>; /* PA15 */
 373         usb0_vbus_det-gpio = <&pio 0 16 GPIO_ACTIVE_HIGH>; /* PA16 */
 374         usb0_vbus_power-supply = <&usb_power_supply>;
 375         usb0_vbus-supply = <&reg_drivevbus>;
 376         usb1_vbus-supply = <&reg_usb1_vbus>;
 377         status = "okay";
 378 };