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 &ehci0 {
 144         status = "okay";
 145 };
 146
 147 &gmac {
 148         pinctrl-names = "default";
 149         pinctrl-0 = <&gmac_pins_rgmii_a>, <&gmac_phy_reset_pin_hummingbird>;
 150         phy = <&phy1>;
 151         phy-mode = "rgmii";
 152         snps,reset-gpio = <&pio 0 21 GPIO_ACTIVE_HIGH>;
 153         snps,reset-active-low;
 154         snps,reset-delays-us = <0 10000 30000>;
 155         status = "okay";
 156
 157         phy1: ethernet-phy@1 {
 158                 reg = <1>;
 159         };
 160 };
 161
 162 &i2c0 {
 163         pinctrl-names = "default";
 164         pinctrl-0 = <&i2c0_pins_a>;
 165         /* pull-ups and devices require AXP221 DLDO3 */
 166         status = "failed";
 167 };
 168
 169 &i2c1 {
 170         pinctrl-names = "default";
 171         pinctrl-0 = <&i2c1_pins_a>;
 172         status = "okay";
 173 };
 174
 175 &i2c2 {
 176         pinctrl-names = "default";
 177         pinctrl-0 = <&i2c2_pins_a>;
 178         status = "okay";
 179
 180         pcf8563: rtc@51 {
 181                 compatible = "nxp,pcf8563";
 182                 reg = <0x51>;
 183         };
 184 };
 185
 186 &ir {
 187         pinctrl-names = "default";
 188         pinctrl-0 = <&ir_pins_a>;
 189         status = "okay";
 190 };
 191
 192 &mmc0 {
 193         pinctrl-names = "default";
 194         pinctrl-0 = <&mmc0_pins_a>, <&mmc0_cd_pin_hummingbird>;
 195         vmmc-supply = <&reg_dcdc1>;
 196         bus-width = <4>;
 197         cd-gpios = <&pio 0 8 GPIO_ACTIVE_HIGH>; /* PA8 */
 198         cd-inverted;
 199         status = "okay";
 200 };
 201
 202 &mmc0_pins_a {
 203         /* external pull-ups missing for some pins */
 204         allwinner,pull = <SUN4I_PINCTRL_PULL_UP>;
 205 };
 206
 207 &mmc1 {
 208         pinctrl-names = "default";
 209         pinctrl-0 = <&mmc1_pins_a>, <&wifi_reset_pin_hummingbird>;
 210         vmmc-supply = <&reg_aldo1>;
 211         mmc-pwrseq = <&wifi_pwrseq>;
 212         bus-width = <4>;
 213         non-removable;
 214         status = "okay";
 215 };
 216
 217 &ohci0 {
 218         status = "okay";
 219 };
 220
 221 &pio {
 222         gmac_phy_reset_pin_hummingbird: gmac_phy_reset_pin@0 {
 223                 allwinner,pins = "PA21";
 224                 allwinner,function = "gpio_out";
 225                 allwinner,drive = <SUN4I_PINCTRL_10_MA>;
 226                 allwinner,pull = <SUN4I_PINCTRL_NO_PULL>;
 227         };
 228
 229         mmc0_cd_pin_hummingbird: mmc0_cd_pin@0 {
 230                 allwinner,pins = "PA8";
 231                 allwinner,function = "gpio_in";
 232                 allwinner,drive = <SUN4I_PINCTRL_10_MA>;
 233                 allwinner,pull = <SUN4I_PINCTRL_PULL_UP>;
 234         };
 235
 236         wifi_reset_pin_hummingbird: wifi_reset_pin@0 {
 237                 allwinner,pins = "PG10";
 238                 allwinner,function = "gpio_out";
 239                 allwinner,drive = <SUN4I_PINCTRL_10_MA>;
 240                 allwinner,pull = <SUN4I_PINCTRL_NO_PULL>;
 241         };
 242 };
 243
 244 &p2wi {
 245         status = "okay";
 246
 247         axp22x: pmic@68 {
 248                 compatible = "x-powers,axp221";
 249                 reg = <0x68>;
 250                 interrupt-parent = <&nmi_intc>;
 251                 interrupts = <0 IRQ_TYPE_LEVEL_LOW>;
 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_usb1_vbus {
 311         gpio = <&pio 7 24 GPIO_ACTIVE_HIGH>; /* PH24 */
 312         status = "okay";
 313 };
 314
 315 &tcon0 {
 316         pinctrl-names = "default";
 317         pinctrl-0 = <&lcd0_rgb888_pins>;
 318         status = "okay";
 319 };
 320
 321 &tcon0_out {
 322         tcon0_out_vga: endpoint@0 {
 323                 reg = <0>;
 324                 remote-endpoint = <&vga_dac_in>;
 325         };
 326 };
 327
 328 &uart0 {
 329         pinctrl-names = "default";
 330         pinctrl-0 = <&uart0_pins_a>;
 331         status = "okay";
 332 };
 333
 334 &usb1_vbus_pin_a {
 335         /* different pin from sunxi-common-regulators */
 336         allwinner,pins = "PH24";
 337 };
 338
 339 &usbphy {
 340         usb1_vbus-supply = <&reg_usb1_vbus>;
 341         status = "okay";
 342 };