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      1 /*
      2  * Copyright 2013 Maxime Ripard
      3  *
      4  * Maxime Ripard <maxime.ripard (at) 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 "sun7i-a20.dtsi"
     47 #include "sunxi-common-regulators.dtsi"
     48 
     49 #include <dt-bindings/gpio/gpio.h>
     50 #include <dt-bindings/interrupt-controller/irq.h>
     51 #include <dt-bindings/pinctrl/sun4i-a10.h>
     52 
     53 / {
     54 	model = "Cubietech Cubieboard2";
     55 	compatible = "cubietech,cubieboard2", "allwinner,sun7i-a20";
     56 
     57 	aliases {
     58 		serial0 = &uart0;
     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_cubieboard2>;
     69 
     70 		blue {
     71 			label = "cubieboard2:blue:usr";
     72 			gpios = <&pio 7 21 GPIO_ACTIVE_HIGH>;
     73 		};
     74 
     75 		green {
     76 			label = "cubieboard2:green:usr";
     77 			gpios = <&pio 7 20 GPIO_ACTIVE_HIGH>;
     78 		};
     79 	};
     80 };
     81 
     82 &ahci {
     83 	target-supply = <&reg_ahci_5v>;
     84 	status = "okay";
     85 };
     86 
     87 &codec {
     88 	status = "okay";
     89 };
     90 
     91 &cpu0 {
     92 	cpu-supply = <&reg_dcdc2>;
     93 };
     94 
     95 &ehci0 {
     96 	status = "okay";
     97 };
     98 
     99 &ehci1 {
    100 	status = "okay";
    101 };
    102 
    103 &gmac {
    104 	pinctrl-names = "default";
    105 	pinctrl-0 = <&gmac_pins_mii_a>;
    106 	phy = <&phy1>;
    107 	phy-mode = "mii";
    108 	status = "okay";
    109 
    110 	phy1: ethernet-phy@1 {
    111 		reg = <1>;
    112 	};
    113 };
    114 
    115 &i2c0 {
    116 	pinctrl-names = "default";
    117 	pinctrl-0 = <&i2c0_pins_a>;
    118 	status = "okay";
    119 
    120 	axp209: pmic@34 {
    121 		reg = <0x34>;
    122 		interrupt-parent = <&nmi_intc>;
    123 		interrupts = <0 IRQ_TYPE_LEVEL_LOW>;
    124 	};
    125 };
    126 
    127 &i2c1 {
    128 	pinctrl-names = "default";
    129 	pinctrl-0 = <&i2c1_pins_a>;
    130 	status = "okay";
    131 };
    132 
    133 &ir0 {
    134 	pinctrl-names = "default";
    135 	pinctrl-0 = <&ir0_rx_pins_a>;
    136 	status = "okay";
    137 };
    138 
    139 &mmc0 {
    140 	pinctrl-names = "default";
    141 	pinctrl-0 = <&mmc0_pins_a>, <&mmc0_cd_pin_reference_design>;
    142 	vmmc-supply = <&reg_vcc3v3>;
    143 	bus-width = <4>;
    144 	cd-gpios = <&pio 7 1 GPIO_ACTIVE_HIGH>; /* PH1 */
    145 	cd-inverted;
    146 	status = "okay";
    147 };
    148 
    149 &ohci0 {
    150 	status = "okay";
    151 };
    152 
    153 &ohci1 {
    154 	status = "okay";
    155 };
    156 
    157 &otg_sram {
    158 	status = "okay";
    159 };
    160 
    161 &pio {
    162 	led_pins_cubieboard2: led_pins@0 {
    163 		allwinner,pins = "PH20", "PH21";
    164 		allwinner,function = "gpio_out";
    165 		allwinner,drive = <SUN4I_PINCTRL_10_MA>;
    166 		allwinner,pull = <SUN4I_PINCTRL_NO_PULL>;
    167 	};
    168 
    169 	usb0_id_detect_pin: usb0_id_detect_pin@0 {
    170 		allwinner,pins = "PH4";
    171 		allwinner,function = "gpio_in";
    172 		allwinner,drive = <SUN4I_PINCTRL_10_MA>;
    173 		allwinner,pull = <SUN4I_PINCTRL_PULL_UP>;
    174 	};
    175 };
    176 
    177 &reg_ahci_5v {
    178 	status = "okay";
    179 };
    180 
    181 &usb_otg {
    182 	dr_mode = "otg";
    183 	status = "okay";
    184 };
    185 
    186 #include "axp209.dtsi"
    187 
    188 &reg_dcdc2 {
    189 	regulator-always-on;
    190 	regulator-min-microvolt = <1000000>;
    191 	regulator-max-microvolt = <1450000>;
    192 	regulator-name = "vdd-cpu";
    193 };
    194 
    195 &reg_dcdc3 {
    196 	regulator-always-on;
    197 	regulator-min-microvolt = <1000000>;
    198 	regulator-max-microvolt = <1400000>;
    199 	regulator-name = "vdd-int-dll";
    200 };
    201 
    202 &reg_ldo1 {
    203 	regulator-name = "vdd-rtc";
    204 };
    205 
    206 &reg_ldo2 {
    207 	regulator-always-on;
    208 	regulator-min-microvolt = <3000000>;
    209 	regulator-max-microvolt = <3000000>;
    210 	regulator-name = "avcc";
    211 };
    212 
    213 &reg_usb1_vbus {
    214 	status = "okay";
    215 };
    216 
    217 &reg_usb2_vbus {
    218 	status = "okay";
    219 };
    220 
    221 &uart0 {
    222 	pinctrl-names = "default";
    223 	pinctrl-0 = <&uart0_pins_a>;
    224 	status = "okay";
    225 };
    226 
    227 &usbphy {
    228 	pinctrl-names = "default";
    229 	pinctrl-0 = <&usb0_id_detect_pin>;
    230 	usb0_id_det-gpio = <&pio 7 4 GPIO_ACTIVE_HIGH>; /* PH4 */
    231 	usb1_vbus-supply = <&reg_usb1_vbus>;
    232 	usb2_vbus-supply = <&reg_usb2_vbus>;
    233 	status = "okay";
    234 };
    235