Re: [linux-sunxi] Re: [PATCH] ARM: sun8i: a83t: Add device tree for Sinovoip Bananapi BPI-M3

From: Chen-Yu Tsai
Date: Thu Aug 17 2017 - 05:08:54 EST


On Thu, Aug 17, 2017 at 1:11 PM, <icenowy@xxxxxxx> wrote:
> å 2017-08-17 11:40ïChen-Yu Tsai åéï
>>
>> The BPI-M3 is an Allwinner A83T based SBC in the Bananapi/Bpi family.
>> It is roughly the same form factor as the BPI-M1+, with roughly the
>> same peripherals and connectors:
>>
>> - 2GB LPDDR3 DRAM
>> - 8GB eMMC
>> - Micro-SD card slot
>> - HDMI output
>> - Headset (stereo + mic) jack
>> - Onboard mic
>> - Gigabit Ethernet with RTL8211E transceiver
>> - Ampak AP6212 WiFi + BT
>> - USB OTG connector
>> - USB-to-SATA bridge connected through a USB 2.0 hub
>> - Consumer IR receiver
>> - MIPI DSI LCD panel connector
>> - Camera interface (parallel and MIPI CSI) connector
>> - 3 LEDs (Red, Green, Blue), of which 2 are controllable (GB)
>> - Raspberry Pi 2 compatible GPIO header
>>
>> Signed-off-by: Chen-Yu Tsai <wens@xxxxxxxx>
>> ---
>>
>> Note that the file name follows the convention of most of the other
>> bananapi boards, that is the vendor "sinovoip" is not included in
>> the name. This deviates from what is already in U-boot.
>>
>> This applies on top of my A83t USB patches.
>>
>> ---
>> arch/arm/boot/dts/Makefile | 1 +
>> arch/arm/boot/dts/sun8i-a83t-bananapi-m3.dts | 148
>> +++++++++++++++++++++++++++
>> 2 files changed, 149 insertions(+)
>> create mode 100644 arch/arm/boot/dts/sun8i-a83t-bananapi-m3.dts
>>
>> diff --git a/arch/arm/boot/dts/Makefile b/arch/arm/boot/dts/Makefile
>> index e0d77ab79f5f..791fecc0774a 100644
>> --- a/arch/arm/boot/dts/Makefile
>> +++ b/arch/arm/boot/dts/Makefile
>> @@ -903,6 +903,7 @@ dtb-$(CONFIG_MACH_SUN8I) += \
>> sun8i-a33-q8-tablet.dtb \
>> sun8i-a33-sinlinx-sina33.dtb \
>> sun8i-a83t-allwinner-h8homlet-v2.dtb \
>> + sun8i-a83t-bananapi-m3.dtb \
>> sun8i-a83t-cubietruck-plus.dtb \
>> sun8i-h2-plus-orangepi-zero.dtb \
>> sun8i-h3-bananapi-m2-plus.dtb \
>> diff --git a/arch/arm/boot/dts/sun8i-a83t-bananapi-m3.dts
>> b/arch/arm/boot/dts/sun8i-a83t-bananapi-m3.dts
>> new file mode 100644
>> index 000000000000..2bafd7e99ef7
>> --- /dev/null
>> +++ b/arch/arm/boot/dts/sun8i-a83t-bananapi-m3.dts
>> @@ -0,0 +1,148 @@
>> +/*
>> + * Copyright 2017 Chen-Yu Tsai
>> + *
>> + * Chen-Yu Tsai <wens@xxxxxxxx>
>> + *
>> + * 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-a83t.dtsi"
>> +#include "sunxi-common-regulators.dtsi"
>> +
>> +#include <dt-bindings/gpio/gpio.h>
>> +
>> +/ {
>> + model = "Banana Pi BPI-M3";
>> + compatible = "sinovoip,bpi-m3", "allwinner,sun8i-a83t";
>
>
> Should we continue to use sinovoip,bpi-mx-xxx or use bananapi,mx-xxx
> instead?

The vendor listed for "bananapi" is "BIPAI KEJI LIMITED", which you and
I know is probably the Chinese pronunciation of "BPi Technologies".
However I can't seem to find any trademark registrations.

The dispute around the Banana Pi brand was confusing. I'd hate to see
it again. I'll make some inquiries about this first.

ChenYu