upstream u-boot with additional patches for our devices/boards: https://lists.denx.de/pipermail/u-boot/2017-March/282789.html (AXP crashes) ; Gbit ethernet patch for some LIME2 revisions ; with SPI flash support
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u-boot/arch/arm/dts/sun9i-a80-optimus.dts

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/*
* Copyright 2014 Chen-Yu Tsai
*
* Chen-Yu Tsai <wens@csie.org>
*
* 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 "sun9i-a80.dtsi"
#include <dt-bindings/gpio/gpio.h>
#include <dt-bindings/pinctrl/sun4i-a10.h>
/ {
model = "Merrii A80 Optimus Board";
compatible = "merrii,a80-optimus", "allwinner,sun9i-a80";
aliases {
serial0 = &uart0;
serial1 = &uart4;
};
chosen {
stdout-path = "serial0:115200n8";
};
leds {
compatible = "gpio-leds";
pinctrl-names = "default";
pinctrl-0 = <&led_pins_optimus>, <&led_r_pins_optimus>;
/* The LED names match those found on the board */
led2 {
label = "optimus:led2:usr";
gpios = <&pio 7 1 GPIO_ACTIVE_HIGH>;
};
led3 {
label = "optimus:led3:usr";
gpios = <&r_pio 1 15 GPIO_ACTIVE_HIGH>; /* PM15 */
};
led4 {
label = "optimus:led4:usr";
gpios = <&pio 7 0 GPIO_ACTIVE_HIGH>;
};
};
reg_usb1_vbus: usb1-vbus {
compatible = "regulator-fixed";
pinctrl-names = "default";
pinctrl-0 = <&usb1_vbus_pin_optimus>;
regulator-name = "usb1-vbus";
regulator-min-microvolt = <5000000>;
regulator-max-microvolt = <5000000>;
enable-active-high;
gpio = <&pio 7 4 GPIO_ACTIVE_HIGH>; /* PH4 */
};
reg_usb3_vbus: usb3-vbus {
compatible = "regulator-fixed";
pinctrl-names = "default";
pinctrl-0 = <&usb3_vbus_pin_optimus>;
regulator-name = "usb3-vbus";
regulator-min-microvolt = <5000000>;
regulator-max-microvolt = <5000000>;
enable-active-high;
gpio = <&pio 7 5 GPIO_ACTIVE_HIGH>; /* PH5 */
};
};
&ehci0 {
status = "okay";
};
&ehci1 {
status = "okay";
};
&ehci2 {
status = "okay";
};
&mmc0 {
pinctrl-names = "default";
pinctrl-0 = <&mmc0_pins>, <&mmc0_cd_pin_optimus>;
vmmc-supply = <&reg_dcdc1>;
bus-width = <4>;
cd-gpios = <&pio 7 18 GPIO_ACTIVE_HIGH>; /* PH8 */
cd-inverted;
status = "okay";
};
&mmc2 {
pinctrl-names = "default";
pinctrl-0 = <&mmc2_8bit_pins>;
vmmc-supply = <&reg_dcdc1>;
bus-width = <8>;
non-removable;
cap-mmc-hw-reset;
status = "okay";
};
&mmc2_8bit_pins {
/* Increase drive strength for DDR modes */
allwinner,drive = <SUN4I_PINCTRL_40_MA>;
};
&ohci0 {
status = "okay";
};
&ohci2 {
status = "okay";
};
&pio {
led_pins_optimus: led-pins@0 {
allwinner,pins = "PH0", "PH1";
allwinner,function = "gpio_out";
allwinner,drive = <SUN4I_PINCTRL_10_MA>;
allwinner,pull = <SUN4I_PINCTRL_NO_PULL>;
};
mmc0_cd_pin_optimus: mmc0_cd_pin@0 {
allwinner,pins = "PH18";
allwinner,function = "gpio_in";
allwinner,drive = <SUN4I_PINCTRL_10_MA>;
allwinner,pull = <SUN4I_PINCTRL_PULL_UP>;
};
usb1_vbus_pin_optimus: usb1_vbus_pin@1 {
allwinner,pins = "PH4";
allwinner,function = "gpio_out";
allwinner,drive = <SUN4I_PINCTRL_10_MA>;
allwinner,pull = <SUN4I_PINCTRL_NO_PULL>;
};
usb3_vbus_pin_optimus: usb3_vbus_pin@1 {
allwinner,pins = "PH5";
allwinner,function = "gpio_out";
allwinner,drive = <SUN4I_PINCTRL_10_MA>;
allwinner,pull = <SUN4I_PINCTRL_NO_PULL>;
};
};
&r_ir {
status = "okay";
};
&r_pio {
led_r_pins_optimus: led-pins@1 {
allwinner,pins = "PM15";
allwinner,function = "gpio_out";
allwinner,drive = <SUN4I_PINCTRL_10_MA>;
allwinner,pull = <SUN4I_PINCTRL_NO_PULL>;
};
};
&r_rsb {
status = "okay";
axp809: pmic@3a3 {
reg = <0x3a3>;
interrupt-parent = <&nmi_intc>;
interrupts = <0 IRQ_TYPE_LEVEL_LOW>;
regulators {
reg_aldo1: aldo1 {
/*
* TODO: This should be handled by the
* USB PHY driver.
*/
regulator-always-on;
regulator-min-microvolt = <3000000>;
regulator-max-microvolt = <3000000>;
regulator-name = "vcc33-usbh";
};
reg_aldo2: aldo2 {
regulator-min-microvolt = <1800000>;
regulator-max-microvolt = <1800000>;
regulator-name = "vcc-pb-io-cam";
};
aldo3 {
/* unused */
};
reg_dc5ldo: dc5ldo {
regulator-always-on;
regulator-min-microvolt = <800000>;
regulator-max-microvolt = <1100000>;
regulator-name = "vdd-cpus-09-usbh";
};
reg_dcdc1: dcdc1 {
regulator-always-on;
regulator-min-microvolt = <3000000>;
regulator-max-microvolt = <3000000>;
regulator-name = "vcc-3v";
};
reg_dcdc2: dcdc2 {
regulator-min-microvolt = <800000>;
regulator-max-microvolt = <1100000>;
regulator-name = "vdd-gpu";
};
reg_dcdc3: dcdc3 {
regulator-always-on;
regulator-min-microvolt = <800000>;
regulator-max-microvolt = <1100000>;
regulator-name = "vdd-cpua";
};
reg_dcdc4: dcdc4 {
regulator-always-on;
regulator-min-microvolt = <800000>;
regulator-max-microvolt = <1100000>;
regulator-name = "vdd-sys-usb0-hdmi";
};
reg_dcdc5: dcdc5 {
regulator-always-on;
regulator-min-microvolt = <1425000>;
regulator-max-microvolt = <1575000>;
regulator-name = "vcc-dram";
};
reg_dldo1: dldo1 {
/*
* The WiFi chip supports a wide range
* (3.0 ~ 4.8V) of voltages, and so does
* this regulator (3.0 ~ 4.2V), but
* Allwinner SDK always sets it to 3.3V.
*/
regulator-min-microvolt = <3300000>;
regulator-max-microvolt = <3300000>;
regulator-name = "vcc-wifi";
};
reg_dldo2: dldo2 {
regulator-always-on;
regulator-min-microvolt = <3000000>;
regulator-max-microvolt = <3000000>;
regulator-name = "vcc-pl";
};
reg_eldo1: eldo1 {
regulator-min-microvolt = <1200000>;
regulator-max-microvolt = <1200000>;
regulator-name = "vcc-dvdd-cam";
};
reg_eldo2: eldo2 {
regulator-min-microvolt = <1800000>;
regulator-max-microvolt = <1800000>;
regulator-name = "vcc-pe";
};
reg_eldo3: eldo3 {
regulator-always-on;
regulator-min-microvolt = <3000000>;
regulator-max-microvolt = <3000000>;
regulator-name = "vcc-pm-codec-io1";
};
reg_ldo_io0: ldo_io0 {
regulator-always-on;
regulator-min-microvolt = <3000000>;
regulator-max-microvolt = <3000000>;
regulator-name = "vcc-pg";
};
reg_ldo_io1: ldo_io1 {
regulator-min-microvolt = <2500000>;
regulator-max-microvolt = <2500000>;
regulator-name = "vcc-pa-gmac-2v5";
};
reg_rtc_ldo: rtc_ldo {
regulator-name = "vcc-rtc-vdd1v8-io";
};
};
};
};
#include "axp809.dtsi"
&uart0 {
pinctrl-names = "default";
pinctrl-0 = <&uart0_pins_a>;
status = "okay";
};
&usbphy1 {
phy-supply = <&reg_usb1_vbus>;
status = "okay";
};
&usbphy2 {
status = "okay";
};
&usbphy3 {
phy-supply = <&reg_usb3_vbus>;
status = "okay";
};