arch/arm/boot/dts/sun7i-a20-olinuxino-lime2.dts

   1 /*
   2  * Copyright 2014 - Iain Paton <ipaton0@gmail.com>
   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 "sun7i-a20.dtsi"
  45 #include "sunxi-common-regulators.dtsi"
  46
  47 #include <dt-bindings/gpio/gpio.h>
  48 #include <dt-bindings/interrupt-controller/irq.h>
  49 #include <dt-bindings/pinctrl/sun4i-a10.h>
  50
  51 / {
  52         model = "Olimex A20-OLinuXino-LIME2";
  53         compatible = "olimex,a20-olinuxino-lime2", "allwinner,sun7i-a20";
  54
  55         aliases {
  56                 serial0 = &uart0;
  57         };
  58
  59         chosen {
  60                 stdout-path = "serial0:115200n8";
  61         };
  62
  63         leds {
  64                 compatible = "gpio-leds";
  65                 pinctrl-names = "default";
  66                 pinctrl-0 = <&led_pins_olinuxinolime>;
  67
  68                 green {
  69                         label = "a20-olinuxino-lime2:green:usr";
  70                         gpios = <&pio 7 2 GPIO_ACTIVE_HIGH>;
  71                         default-state = "on";
  72                 };
  73         };
  74
  75         reg_axp_ipsout: axp_ipsout {
  76                 compatible = "regulator-fixed";
  77                 regulator-name = "axp-ipsout";
  78                 regulator-min-microvolt = <5000000>;
  79                 regulator-max-microvolt = <5000000>;
  80                 regulator-always-on;
  81         };
  82 };
  83
  84 &ahci {
  85         target-supply = <&reg_ahci_5v>;
  86         status = "okay";
  87 };
  88
  89 &ehci0 {
  90         status = "okay";
  91 };
  92
  93 &ehci1 {
  94         status = "okay";
  95 };
  96
  97 &gmac {
  98         pinctrl-names = "default";
  99         pinctrl-0 = <&gmac_pins_rgmii_a>;
 100         phy = <&phy1>;
 101         phy-mode = "rgmii";
 102         status = "okay";
 103
 104         phy1: ethernet-phy@1 {
 105                 reg = <1>;
 106         };
 107 };
 108
 109 &i2c0 {
 110         pinctrl-names = "default";
 111         pinctrl-0 = <&i2c0_pins_a>;
 112         status = "okay";
 113
 114         axp209: pmic@34 {
 115                 compatible = "x-powers,axp209";
 116                 reg = <0x34>;
 117                 interrupt-parent = <&nmi_intc>;
 118                 interrupts = <0 IRQ_TYPE_LEVEL_LOW>;
 119
 120                 interrupt-controller;
 121                 #interrupt-cells = <1>;
 122
 123                 acin-supply = <&reg_axp_ipsout>;
 124                 vin2-supply = <&reg_axp_ipsout>;
 125                 vin3-supply = <&reg_axp_ipsout>;
 126                 ldo24in-supply = <&reg_axp_ipsout>;
 127                 ldo3in-supply = <&reg_axp_ipsout>;
 128
 129                 regulators {
 130                         vdd_rtc: ldo1 {
 131                                 regulator-min-microvolt = <1300000>;
 132                                 regulator-max-microvolt = <1300000>;
 133                                 regulator-always-on;
 134                         };
 135
 136                         avcc: ldo2 {
 137                                 regulator-min-microvolt = <1800000>;
 138                                 regulator-max-microvolt = <3300000>;
 139                                 regulator-always-on;
 140                         };
 141
 142                         vcc_csi0: ldo3 {
 143                                 regulator-min-microvolt = <700000>;
 144                                 regulator-max-microvolt = <3500000>;
 145                                 regulator-always-on;
 146                         };
 147
 148                         vcc_csi1: ldo4 {
 149                                 regulator-min-microvolt = <1250000>;
 150                                 regulator-max-microvolt = <3300000>;
 151                                 regulator-always-on;
 152                         };
 153
 154                         vdd_cpu: dcdc2 {
 155                                 regulator-min-microvolt = <700000>;
 156                                 regulator-max-microvolt = <2275000>;
 157                                 regulator-always-on;
 158                         };
 159
 160                         vdd_int: dcdc3 {
 161                                 regulator-min-microvolt = <700000>;
 162                                 regulator-max-microvolt = <3500000>;
 163                                 regulator-always-on;
 164                         };
 165                 };
 166         };
 167 };
 168
 169 &i2c1 {
 170         pinctrl-names = "default";
 171         pinctrl-0 = <&i2c1_pins_a>;
 172         status = "okay";
 173
 174         eeprom: eeprom@50 {
 175                 compatible = "atmel,24c16";
 176                 reg = <0x50>;
 177                 pagesize = <16>;
 178         };
 179 };
 180
 181 &mmc0 {
 182         pinctrl-names = "default";
 183         pinctrl-0 = <&mmc0_pins_a>, <&mmc0_cd_pin_reference_design>;
 184         vmmc-supply = <&reg_vcc3v3>;
 185         bus-width = <4>;
 186         cd-gpios = <&pio 7 1 GPIO_ACTIVE_HIGH>; /* PH1 */
 187         cd-inverted;
 188         status = "okay";
 189 };
 190
 191 &ohci0 {
 192         status = "okay";
 193 };
 194
 195 &ohci1 {
 196         status = "okay";
 197 };
 198
 199 &otg_sram {
 200         status = "okay";
 201 };
 202
 203 &pio {
 204         ahci_pwr_pin_olinuxinolime: ahci_pwr_pin@1 {
 205                 allwinner,pins = "PC3";
 206                 allwinner,function = "gpio_out";
 207                 allwinner,drive = <SUN4I_PINCTRL_10_MA>;
 208                 allwinner,pull = <SUN4I_PINCTRL_NO_PULL>;
 209         };
 210
 211         led_pins_olinuxinolime: led_pins@0 {
 212                 allwinner,pins = "PH2";
 213                 allwinner,function = "gpio_out";
 214                 allwinner,drive = <SUN4I_PINCTRL_20_MA>;
 215                 allwinner,pull = <SUN4I_PINCTRL_NO_PULL>;
 216         };
 217
 218         usb0_id_detect_pin: usb0_id_detect_pin@0 {
 219                 allwinner,pins = "PH4";
 220                 allwinner,function = "gpio_in";
 221                 allwinner,drive = <SUN4I_PINCTRL_10_MA>;
 222                 allwinner,pull = <SUN4I_PINCTRL_PULL_UP>;
 223         };
 224
 225         usb0_vbus_detect_pin: usb0_vbus_detect_pin@0 {
 226                 allwinner,pins = "PH5";
 227                 allwinner,function = "gpio_in";
 228                 allwinner,drive = <SUN4I_PINCTRL_10_MA>;
 229                 allwinner,pull = <SUN4I_PINCTRL_PULL_DOWN>;
 230         };
 231
 232         usb0_vbus_pin_lime2: usb0_vbus_pin@0 {
 233                 allwinner,pins = "PC17";
 234                 allwinner,function = "gpio_out";
 235                 allwinner,drive = <SUN4I_PINCTRL_10_MA>;
 236                 allwinner,pull = <SUN4I_PINCTRL_NO_PULL>;
 237         };
 238 };
 239
 240 &reg_ahci_5v {
 241         pinctrl-0 = <&ahci_pwr_pin_olinuxinolime>;
 242         gpio = <&pio 2 3 GPIO_ACTIVE_HIGH>;
 243         status = "okay";
 244 };
 245
 246 &reg_usb0_vbus {
 247         pinctrl-0 = <&usb0_vbus_pin_lime2>;
 248         gpio = <&pio 2 17 GPIO_ACTIVE_HIGH>;
 249         status = "okay";
 250 };
 251
 252 &reg_usb1_vbus {
 253         status = "okay";
 254 };
 255
 256 &reg_usb2_vbus {
 257         status = "okay";
 258 };
 259
 260 &uart0 {
 261         pinctrl-names = "default";
 262         pinctrl-0 = <&uart0_pins_a>;
 263         status = "okay";
 264 };
 265
 266 &usb_otg {
 267         dr_mode = "otg";
 268         status = "okay";
 269 };
 270
 271 &usbphy {
 272         pinctrl-names = "default";
 273         pinctrl-0 = <&usb0_id_detect_pin>, <&usb0_vbus_detect_pin>;
 274         usb0_id_det-gpio = <&pio 7 4 GPIO_ACTIVE_HIGH>; /* PH4 */
 275         usb0_vbus_det-gpio = <&pio 7 5 GPIO_ACTIVE_HIGH>; /* PH5 */
 276         usb0_vbus-supply = <&reg_usb0_vbus>;
 277         usb1_vbus-supply = <&reg_usb1_vbus>;
 278         usb2_vbus-supply = <&reg_usb2_vbus>;
 279         status = "okay";
 280 };