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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/sun8i-r16-bananapi-m2m.dts

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/*
* Copyright (c) 2017 Free Electrons <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 "sun8i-a33.dtsi"
#include <dt-bindings/gpio/gpio.h>
/ {
model = "BananaPi M2 Magic";
compatible = "sinovoip,bananapi-m2m", "allwinner,sun8i-a33";
aliases {
i2c0 = &i2c0;
i2c1 = &i2c1;
i2c2 = &i2c2;
serial0 = &uart0;
serial1 = &uart1;
};
chosen {
stdout-path = "serial0:115200n8";
};
leds {
compatible = "gpio-leds";
blue {
label = "bpi-m2m:blue:usr";
gpios = <&pio 2 7 GPIO_ACTIVE_LOW>;
};
green {
label = "bpi-m2m:green:usr";
gpios = <&r_pio 0 2 GPIO_ACTIVE_LOW>;
};
red {
label = "bpi-m2m:red:power";
gpios = <&r_pio 0 3 GPIO_ACTIVE_LOW>;
default-state = "on";
};
};
reg_vcc5v0: vcc5v0 {
compatible = "regulator-fixed";
regulator-name = "vcc5v0";
regulator-min-microvolt = <5000000>;
regulator-max-microvolt = <5000000>;
};
wifi_pwrseq: wifi_pwrseq {
compatible = "mmc-pwrseq-simple";
reset-gpios = <&r_pio 0 6 GPIO_ACTIVE_LOW>; /* PL06 */
};
};
&codec {
status = "okay";
};
&cpu0 {
cpu-supply = <&reg_dcdc3>;
};
&cpu0_opp_table {
opp@1104000000 {
opp-hz = /bits/ 64 <1104000000>;
opp-microvolt = <1320000>;
clock-latency-ns = <244144>; /* 8 32k periods */
};
opp@1200000000 {
opp-hz = /bits/ 64 <1200000000>;
opp-microvolt = <1320000>;
clock-latency-ns = <244144>; /* 8 32k periods */
};
};
&dai {
status = "okay";
};
&ehci0 {
status = "okay";
};
/* This is the i2c bus exposed on the DSI connector for the touch panel */
&i2c0 {
pinctrl-names = "default";
pinctrl-0 = <&i2c0_pins_a>;
status = "disabled";
};
/* This is the i2c bus exposed on the GPIO header */
&i2c1 {
pinctrl-names = "default";
pinctrl-0 = <&i2c1_pins_a>;
status = "disabled";
};
/* This is the i2c bus exposed on the CSI connector to control the sensor */
&i2c2 {
pinctrl-names = "default";
pinctrl-0 = <&i2c2_pins_a>;
status = "disabled";
};
&mmc0 {
pinctrl-names = "default";
pinctrl-0 = <&mmc0_pins_a>;
vmmc-supply = <&reg_dcdc1>;
bus-width = <4>;
cd-gpios = <&pio 1 4 GPIO_ACTIVE_HIGH>; /* PB4 */
cd-inverted;
status = "okay";
};
&mmc1 {
pinctrl-names = "default";
pinctrl-0 = <&mmc1_pins_a>;
vmmc-supply = <&reg_aldo1>;
mmc-pwrseq = <&wifi_pwrseq>;
bus-width = <4>;
non-removable;
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";
};
&ohci0 {
status = "okay";
};
&r_rsb {
status = "okay";
axp22x: pmic@3a3 {
compatible = "x-powers,axp223";
reg = <0x3a3>;
interrupt-parent = <&nmi_intc>;
interrupts = <0 IRQ_TYPE_LEVEL_LOW>;
eldoin-supply = <&reg_dcdc1>;
x-powers,drive-vbus-en;
};
};
#include "axp223.dtsi"
&ac_power_supply {
status = "okay";
};
&reg_aldo1 {
regulator-always-on;
regulator-min-microvolt = <3000000>;
regulator-max-microvolt = <3000000>;
regulator-name = "vcc-io";
};
&reg_aldo2 {
regulator-always-on;
regulator-min-microvolt = <2500000>;
regulator-max-microvolt = <2500000>;
regulator-name = "vdd-dll";
};
&reg_aldo3 {
regulator-always-on;
regulator-min-microvolt = <3000000>;
regulator-max-microvolt = <3000000>;
regulator-name = "avcc";
};
&reg_dc1sw {
regulator-name = "vcc-lcd";
};
&reg_dc5ldo {
regulator-always-on;
regulator-min-microvolt = <900000>;
regulator-max-microvolt = <1400000>;
regulator-name = "vdd-cpus";
};
&reg_dcdc1 {
regulator-always-on;
regulator-min-microvolt = <3000000>;
regulator-max-microvolt = <3000000>;
regulator-name = "vcc-3v0";
};
&reg_dcdc2 {
regulator-always-on;
regulator-min-microvolt = <900000>;
regulator-max-microvolt = <1400000>;
regulator-name = "vdd-sys";
};
&reg_dcdc3 {
regulator-always-on;
regulator-min-microvolt = <900000>;
regulator-max-microvolt = <1400000>;
regulator-name = "vdd-cpu";
};
&reg_dcdc5 {
regulator-always-on;
regulator-min-microvolt = <1500000>;
regulator-max-microvolt = <1500000>;
regulator-name = "vcc-dram";
};
/*
* Our WiFi chip needs both DLDO1 and DLDO2 to be powered at the same
* time, with the two being in sync. Since this is not really
* supported right now, just use the two as always on, and we will fix
* it later.
*/
&reg_dldo1 {
regulator-always-on;
regulator-min-microvolt = <3300000>;
regulator-max-microvolt = <3300000>;
regulator-name = "vcc-wifi0";
};
&reg_dldo2 {
regulator-always-on;
regulator-min-microvolt = <3300000>;
regulator-max-microvolt = <3300000>;
regulator-name = "vcc-wifi1";
};
&reg_drivevbus {
regulator-name = "usb0-vbus";
status = "okay";
};
&reg_rtc_ldo {
regulator-name = "vcc-rtc";
};
&sound {
status = "okay";
};
&uart0 {
pinctrl-names = "default";
pinctrl-0 = <&uart0_pins_b>;
status = "okay";
};
&uart1 {
pinctrl-names = "default";
pinctrl-0 = <&uart1_pins_a>, <&uart1_pins_cts_rts_a>;
status = "okay";
};
&usb_otg {
dr_mode = "otg";
status = "okay";
};
&usb_power_supply {
status = "okay";
};
&usbphy {
usb0_id_det-gpios = <&pio 7 8 GPIO_ACTIVE_HIGH>; /* PH8 */
usb0_vbus_power-supply = <&usb_power_supply>;
usb0_vbus-supply = <&reg_drivevbus>;
usb1_vbus-supply = <&reg_vcc5v0>;
status = "okay";
};