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 #include <dt-bindings/pinctrl/sun4i-a10.h>
  51
  52 / {
  53         model = "Merrii A31 Hummingbird";
  54         compatible = "merrii,a31-hummingbird", "allwinner,sun6i-a31";
  55
  56         aliases {
  57                 rtc0 = &pcf8563;
  58                 rtc1 = &rtc;
  59                 serial0 = &uart0;
  60         };
  61
  62         chosen {
  63                 stdout-path = "serial0:115200n8";
  64         };
  65
  66         vga-connector {
  67                 compatible = "vga-connector";
  68
  69                 port {
  70                         vga_con_in: endpoint {
  71                                 remote-endpoint = <&vga_dac_out>;
  72                         };
  73                 };
  74         };
  75
  76         vga-dac {
  77                 compatible = "dumb-vga-dac";
  78                 vdd-supply = <&reg_vga_3v3>;
  79                 #address-cells = <1>;
  80                 #size-cells = <0>;
  81
  82                 ports {
  83                         #address-cells = <1>;
  84                         #size-cells = <0>;
  85
  86                         port@0 {
  87                                 #address-cells = <1>;
  88                                 #size-cells = <0>;
  89                                 reg = <0>;
  90
  91                                 vga_dac_in: endpoint@0 {
  92                                         reg = <0>;
  93                                         remote-endpoint = <&tcon0_out_vga>;
  94                                 };
  95                         };
  96
  97                         port@1 {
  98                                 #address-cells = <1>;
  99                                 #size-cells = <0>;
 100                                 reg = <1>;
 101
 102                                 vga_dac_out: endpoint@0 {
 103                                         reg = <0>;
 104                                         remote-endpoint = <&vga_con_in>;
 105                                 };
 106                         };
 107                 };
 108         };
 109
 110         reg_vga_3v3: vga_3v3_regulator {
 111                 compatible = "regulator-fixed";
 112                 regulator-name = "vga-3v3";
 113                 regulator-min-microvolt = <3300000>;
 114                 regulator-max-microvolt = <3300000>;
 115                 regulator-boot-on;
 116                 enable-active-high;
 117                 gpio = <&pio 7 25 GPIO_ACTIVE_HIGH>; /* PH25 */
 118         };
 119
 120         wifi_pwrseq: wifi_pwrseq {
 121                 compatible = "mmc-pwrseq-simple";
 122                 reset-gpios = <&pio 6 10 GPIO_ACTIVE_LOW>; /* PG10 */
 123         };
 124 };
 125
 126 &codec {
 127         allwinner,audio-routing =
 128                 "Headphone", "HP",
 129                 "Speaker", "LINEOUT",
 130                 "LINEIN", "Line In",
 131                 "MIC1", "Mic",
 132                 "MIC2", "Headset Mic",
 133                 "Mic",  "MBIAS",
 134                 "Headset Mic", "HBIAS";
 135         allwinner,pa-gpios = <&pio 7 22 GPIO_ACTIVE_HIGH>; /* PH22 */
 136         status = "okay";
 137 };
 138
 139 &cpu0 {
 140         cpu-supply = <&reg_dcdc3>;
 141 };
 142
 143 &de {
 144         status = "okay";
 145 };
 146
 147 &ehci0 {
 148         status = "okay";
 149 };
 150
 151 &gmac {
 152         pinctrl-names = "default";
 153         pinctrl-0 = <&gmac_pins_rgmii_a>, <&gmac_phy_reset_pin_hummingbird>;
 154         phy = <&phy1>;
 155         phy-mode = "rgmii";
 156         snps,reset-gpio = <&pio 0 21 GPIO_ACTIVE_HIGH>;
 157         snps,reset-active-low;
 158         snps,reset-delays-us = <0 10000 30000>;
 159         status = "okay";
 160
 161         phy1: ethernet-phy@1 {
 162                 reg = <1>;
 163         };
 164 };
 165
 166 &i2c0 {
 167         pinctrl-names = "default";
 168         pinctrl-0 = <&i2c0_pins_a>;
 169         /* pull-ups and devices require AXP221 DLDO3 */
 170         status = "failed";
 171 };
 172
 173 &i2c1 {
 174         pinctrl-names = "default";
 175         pinctrl-0 = <&i2c1_pins_a>;
 176         status = "okay";
 177 };
 178
 179 &i2c2 {
 180         pinctrl-names = "default";
 181         pinctrl-0 = <&i2c2_pins_a>;
 182         status = "okay";
 183
 184         pcf8563: rtc@51 {
 185                 compatible = "nxp,pcf8563";
 186                 reg = <0x51>;
 187         };
 188 };
 189
 190 &ir {
 191         pinctrl-names = "default";
 192         pinctrl-0 = <&ir_pins_a>;
 193         status = "okay";
 194 };
 195
 196 &mmc0 {
 197         pinctrl-names = "default";
 198         pinctrl-0 = <&mmc0_pins_a>, <&mmc0_cd_pin_hummingbird>;
 199         vmmc-supply = <&reg_dcdc1>;
 200         bus-width = <4>;
 201         cd-gpios = <&pio 0 8 GPIO_ACTIVE_HIGH>; /* PA8 */
 202         cd-inverted;
 203         status = "okay";
 204 };
 205
 206 &mmc0_pins_a {
 207         /* external pull-ups missing for some pins */
 208         bias-pull-up;
 209 };
 210
 211 &mmc1 {
 212         pinctrl-names = "default";
 213         pinctrl-0 = <&mmc1_pins_a>, <&wifi_reset_pin_hummingbird>;
 214         vmmc-supply = <&reg_aldo1>;
 215         mmc-pwrseq = <&wifi_pwrseq>;
 216         bus-width = <4>;
 217         non-removable;
 218         status = "okay";
 219 };
 220
 221 &ohci0 {
 222         status = "okay";
 223 };
 224
 225 &pio {
 226         gmac_phy_reset_pin_hummingbird: gmac_phy_reset_pin@0 {
 227                 pins = "PA21";
 228                 function = "gpio_out";
 229         };
 230
 231         mmc0_cd_pin_hummingbird: mmc0_cd_pin@0 {
 232                 pins = "PA8";
 233                 function = "gpio_in";
 234                 bias-pull-up;
 235         };
 236
 237         wifi_reset_pin_hummingbird: wifi_reset_pin@0 {
 238                 pins = "PG10";
 239                 function = "gpio_out";
 240         };
 241 };
 242
 243 &p2wi {
 244         status = "okay";
 245
 246         axp22x: pmic@68 {
 247                 compatible = "x-powers,axp221";
 248                 reg = <0x68>;
 249                 interrupt-parent = <&nmi_intc>;
 250                 interrupts = <0 IRQ_TYPE_LEVEL_LOW>;
 251                 x-powers,drive-vbus-en;
 252         };
 253 };
 254
 255 #include "axp22x.dtsi"
 256
 257 &reg_aldo1 {
 258         regulator-min-microvolt = <3300000>;
 259         regulator-max-microvolt = <3300000>;
 260         regulator-name = "vcc-wifi";
 261 };
 262
 263 &reg_aldo3 {
 264         regulator-always-on;
 265         regulator-min-microvolt = <2700000>;
 266         regulator-max-microvolt = <3300000>;
 267         regulator-name = "avcc";
 268 };
 269
 270 &reg_dc5ldo {
 271         regulator-min-microvolt = <700000>;
 272         regulator-max-microvolt = <1320000>;
 273         regulator-name = "vdd-cpus";
 274 };
 275
 276 &reg_dcdc1 {
 277         regulator-always-on;
 278         regulator-min-microvolt = <3000000>;
 279         regulator-max-microvolt = <3000000>;
 280         regulator-name = "vcc-3v0";
 281 };
 282
 283 &reg_dcdc2 {
 284         regulator-min-microvolt = <700000>;
 285         regulator-max-microvolt = <1320000>;
 286         regulator-name = "vdd-gpu";
 287 };
 288
 289 &reg_dcdc3 {
 290         regulator-always-on;
 291         regulator-min-microvolt = <700000>;
 292         regulator-max-microvolt = <1320000>;
 293         regulator-name = "vdd-cpu";
 294 };
 295
 296 &reg_dcdc4 {
 297         regulator-always-on;
 298         regulator-min-microvolt = <700000>;
 299         regulator-max-microvolt = <1320000>;
 300         regulator-name = "vdd-sys-dll";
 301 };
 302
 303 &reg_dcdc5 {
 304         regulator-always-on;
 305         regulator-min-microvolt = <1500000>;
 306         regulator-max-microvolt = <1500000>;
 307         regulator-name = "vcc-dram";
 308 };
 309
 310 &reg_drivevbus {
 311         regulator-name = "usb0-vbus";
 312         status = "okay";
 313 };
 314
 315 &reg_usb1_vbus {
 316         gpio = <&pio 7 24 GPIO_ACTIVE_HIGH>; /* PH24 */
 317         status = "okay";
 318 };
 319
 320 &tcon0 {
 321         pinctrl-names = "default";
 322         pinctrl-0 = <&lcd0_rgb888_pins>;
 323         status = "okay";
 324 };
 325
 326 &tcon0_out {
 327         tcon0_out_vga: endpoint@0 {
 328                 reg = <0>;
 329                 remote-endpoint = <&vga_dac_in>;
 330         };
 331 };
 332
 333 &uart0 {
 334         pinctrl-names = "default";
 335         pinctrl-0 = <&uart0_pins_a>;
 336         status = "okay";
 337 };
 338
 339 &usb_otg {
 340         dr_mode = "otg";
 341         status = "okay";
 342 };
 343
 344 &usb_power_supply {
 345         status = "okay";
 346 };
 347
 348 &usb1_vbus_pin_a {
 349         /* different pin from sunxi-common-regulators */
 350         pins = "PH24";
 351 };
 352
 353 &usbphy {
 354         usb0_id_det-gpio = <&pio 0 15 GPIO_ACTIVE_HIGH>; /* PA15 */
 355         usb0_vbus_det-gpio = <&pio 0 16 GPIO_ACTIVE_HIGH>; /* PA16 */
 356         usb0_vbus_power-supply = <&usb_power_supply>;
 357         usb0_vbus-supply = <&reg_drivevbus>;
 358         usb1_vbus-supply = <&reg_usb1_vbus>;
 359         status = "okay";
 360 };