263 lines
6.1 KiB
Plaintext
263 lines
6.1 KiB
Plaintext
/*
|
|
* Copyright 2014 Maxime Ripard
|
|
*
|
|
* Maxime Ripard <maxime.ripard@free-electrons.com>
|
|
*
|
|
* This file is dual-licensed: you can use it either under the terms
|
|
* of the GPL or the X11 license, at your option. Note that this dual
|
|
* licensing only applies to this file, and not this project as a
|
|
* whole.
|
|
*
|
|
* a) This file is free software; you can redistribute it and/or
|
|
* modify it under the terms of the GNU General Public License as
|
|
* published by the Free Software Foundation; either version 2 of the
|
|
* License, or (at your option) any later version.
|
|
*
|
|
* This file is distributed in the hope that it will be useful,
|
|
* but WITHOUT ANY WARRANTY; without even the implied warranty of
|
|
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
|
|
* GNU General Public License for more details.
|
|
*
|
|
* Or, alternatively,
|
|
*
|
|
* b) Permission is hereby granted, free of charge, to any person
|
|
* obtaining a copy of this software and associated documentation
|
|
* files (the "Software"), to deal in the Software without
|
|
* restriction, including without limitation the rights to use,
|
|
* copy, modify, merge, publish, distribute, sublicense, and/or
|
|
* sell copies of the Software, and to permit persons to whom the
|
|
* Software is furnished to do so, subject to the following
|
|
* conditions:
|
|
*
|
|
* The above copyright notice and this permission notice shall be
|
|
* included in all copies or substantial portions of the Software.
|
|
*
|
|
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
|
|
* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES
|
|
* OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
|
|
* NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT
|
|
* HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY,
|
|
* WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
|
|
* FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
|
|
* OTHER DEALINGS IN THE SOFTWARE.
|
|
*/
|
|
|
|
/dts-v1/;
|
|
#include "sun6i-a31.dtsi"
|
|
#include "sunxi-common-regulators.dtsi"
|
|
|
|
#include <dt-bindings/gpio/gpio.h>
|
|
#include <dt-bindings/pinctrl/sun4i-a10.h>
|
|
|
|
/ {
|
|
model = "Merrii A31 Hummingbird";
|
|
compatible = "merrii,a31-hummingbird", "allwinner,sun6i-a31";
|
|
|
|
aliases {
|
|
rtc0 = &pcf8563;
|
|
rtc1 = &rtc;
|
|
serial0 = &uart0;
|
|
};
|
|
|
|
chosen {
|
|
stdout-path = "serial0:115200n8";
|
|
};
|
|
|
|
wifi_pwrseq: wifi_pwrseq {
|
|
compatible = "mmc-pwrseq-simple";
|
|
reset-gpios = <&pio 6 10 GPIO_ACTIVE_LOW>; /* PG10 */
|
|
};
|
|
};
|
|
|
|
&cpu0 {
|
|
cpu-supply = <®_dcdc3>;
|
|
};
|
|
|
|
&ehci0 {
|
|
status = "okay";
|
|
};
|
|
|
|
&gmac {
|
|
pinctrl-names = "default";
|
|
pinctrl-0 = <&gmac_pins_rgmii_a>, <&gmac_phy_reset_pin_hummingbird>;
|
|
phy = <&phy1>;
|
|
phy-mode = "rgmii";
|
|
snps,reset-gpio = <&pio 0 21 GPIO_ACTIVE_HIGH>;
|
|
snps,reset-active-low;
|
|
snps,reset-delays-us = <0 10000 30000>;
|
|
status = "okay";
|
|
|
|
phy1: ethernet-phy@1 {
|
|
reg = <1>;
|
|
};
|
|
};
|
|
|
|
&i2c0 {
|
|
pinctrl-names = "default";
|
|
pinctrl-0 = <&i2c0_pins_a>;
|
|
/* pull-ups and devices require AXP221 DLDO3 */
|
|
status = "failed";
|
|
};
|
|
|
|
&i2c1 {
|
|
pinctrl-names = "default";
|
|
pinctrl-0 = <&i2c1_pins_a>;
|
|
status = "okay";
|
|
};
|
|
|
|
&i2c2 {
|
|
pinctrl-names = "default";
|
|
pinctrl-0 = <&i2c2_pins_a>;
|
|
status = "okay";
|
|
|
|
pcf8563: rtc@51 {
|
|
compatible = "nxp,pcf8563";
|
|
reg = <0x51>;
|
|
};
|
|
};
|
|
|
|
&ir {
|
|
pinctrl-names = "default";
|
|
pinctrl-0 = <&ir_pins_a>;
|
|
status = "okay";
|
|
};
|
|
|
|
&mmc0 {
|
|
pinctrl-names = "default";
|
|
pinctrl-0 = <&mmc0_pins_a>, <&mmc0_cd_pin_hummingbird>;
|
|
vmmc-supply = <®_dcdc1>;
|
|
bus-width = <4>;
|
|
cd-gpios = <&pio 0 8 GPIO_ACTIVE_HIGH>; /* PA8 */
|
|
cd-inverted;
|
|
status = "okay";
|
|
};
|
|
|
|
&mmc0_pins_a {
|
|
/* external pull-ups missing for some pins */
|
|
allwinner,pull = <SUN4I_PINCTRL_PULL_UP>;
|
|
};
|
|
|
|
&mmc1 {
|
|
pinctrl-names = "default";
|
|
pinctrl-0 = <&mmc1_pins_a>, <&wifi_reset_pin_hummingbird>;
|
|
vmmc-supply = <®_aldo1>;
|
|
mmc-pwrseq = <&wifi_pwrseq>;
|
|
bus-width = <4>;
|
|
non-removable;
|
|
status = "okay";
|
|
};
|
|
|
|
&ohci0 {
|
|
status = "okay";
|
|
};
|
|
|
|
&pio {
|
|
gmac_phy_reset_pin_hummingbird: gmac_phy_reset_pin@0 {
|
|
allwinner,pins = "PA21";
|
|
allwinner,function = "gpio_out";
|
|
allwinner,drive = <SUN4I_PINCTRL_10_MA>;
|
|
allwinner,pull = <SUN4I_PINCTRL_NO_PULL>;
|
|
};
|
|
|
|
mmc0_cd_pin_hummingbird: mmc0_cd_pin@0 {
|
|
allwinner,pins = "PA8";
|
|
allwinner,function = "gpio_in";
|
|
allwinner,drive = <SUN4I_PINCTRL_10_MA>;
|
|
allwinner,pull = <SUN4I_PINCTRL_PULL_UP>;
|
|
};
|
|
|
|
wifi_reset_pin_hummingbird: wifi_reset_pin@0 {
|
|
allwinner,pins = "PG10";
|
|
allwinner,function = "gpio_out";
|
|
allwinner,drive = <SUN4I_PINCTRL_10_MA>;
|
|
allwinner,pull = <SUN4I_PINCTRL_NO_PULL>;
|
|
};
|
|
};
|
|
|
|
&p2wi {
|
|
status = "okay";
|
|
|
|
axp22x: pmic@68 {
|
|
compatible = "x-powers,axp221";
|
|
reg = <0x68>;
|
|
interrupt-parent = <&nmi_intc>;
|
|
interrupts = <0 IRQ_TYPE_LEVEL_LOW>;
|
|
};
|
|
};
|
|
|
|
#include "axp22x.dtsi"
|
|
|
|
®_aldo1 {
|
|
regulator-min-microvolt = <3300000>;
|
|
regulator-max-microvolt = <3300000>;
|
|
regulator-name = "vcc-wifi";
|
|
};
|
|
|
|
®_aldo3 {
|
|
regulator-always-on;
|
|
regulator-min-microvolt = <2700000>;
|
|
regulator-max-microvolt = <3300000>;
|
|
regulator-name = "avcc";
|
|
};
|
|
|
|
®_dc5ldo {
|
|
regulator-min-microvolt = <700000>;
|
|
regulator-max-microvolt = <1320000>;
|
|
regulator-name = "vdd-cpus";
|
|
};
|
|
|
|
®_dcdc1 {
|
|
regulator-always-on;
|
|
regulator-min-microvolt = <3000000>;
|
|
regulator-max-microvolt = <3000000>;
|
|
regulator-name = "vcc-3v0";
|
|
};
|
|
|
|
®_dcdc2 {
|
|
regulator-min-microvolt = <700000>;
|
|
regulator-max-microvolt = <1320000>;
|
|
regulator-name = "vdd-gpu";
|
|
};
|
|
|
|
®_dcdc3 {
|
|
regulator-always-on;
|
|
regulator-min-microvolt = <700000>;
|
|
regulator-max-microvolt = <1320000>;
|
|
regulator-name = "vdd-cpu";
|
|
};
|
|
|
|
®_dcdc4 {
|
|
regulator-always-on;
|
|
regulator-min-microvolt = <700000>;
|
|
regulator-max-microvolt = <1320000>;
|
|
regulator-name = "vdd-sys-dll";
|
|
};
|
|
|
|
®_dcdc5 {
|
|
regulator-always-on;
|
|
regulator-min-microvolt = <1500000>;
|
|
regulator-max-microvolt = <1500000>;
|
|
regulator-name = "vcc-dram";
|
|
};
|
|
|
|
®_usb1_vbus {
|
|
gpio = <&pio 7 24 GPIO_ACTIVE_HIGH>; /* PH24 */
|
|
status = "okay";
|
|
};
|
|
|
|
&uart0 {
|
|
pinctrl-names = "default";
|
|
pinctrl-0 = <&uart0_pins_a>;
|
|
status = "okay";
|
|
};
|
|
|
|
&usb1_vbus_pin_a {
|
|
/* different pin from sunxi-common-regulators */
|
|
allwinner,pins = "PH24";
|
|
};
|
|
|
|
&usbphy {
|
|
usb1_vbus-supply = <®_usb1_vbus>;
|
|
status = "okay";
|
|
};
|