[PATCH v2 4/7] ARM: dts: sun9i: Add A80 Optimus Board support

Chen-Yu Tsai wens at csie.org
Sat Sep 27 06:10:48 PDT 2014


On Thu, Sep 25, 2014 at 9:34 PM, Maxime Ripard
<maxime.ripard at free-electrons.com> wrote:
> On Wed, Sep 24, 2014 at 10:48:58PM +0800, Chen-Yu Tsai wrote:
>> The A80 Optimus Board is was launched with the Allwinner A80 SoC.
>> It was jointly developed by Allwinner and Merrii.
>>
>> This board has a UART port, a JTAG connector, USB host ports, a USB
>> 3.0 OTG connector, an HDMI output, a micro SD slot, 8G NAND flash,
>> 4G DRAM, a camera sensor interface, a WiFi/BT combo chip, a headphone
>> jack, IR receiver, and additional GPIO headers.
>>
>> This patch adds only basic support.
>>
>> Signed-off-by: Chen-Yu Tsai <wens at csie.org>
>> ---
>>  arch/arm/boot/dts/Makefile              |  2 +
>>  arch/arm/boot/dts/sun9i-a80-optimus.dts | 66 +++++++++++++++++++++++++++++++++
>>  2 files changed, 68 insertions(+)
>>  create mode 100644 arch/arm/boot/dts/sun9i-a80-optimus.dts
>>
>> diff --git a/arch/arm/boot/dts/Makefile b/arch/arm/boot/dts/Makefile
>> index 2f42b18..098f319 100644
>> --- a/arch/arm/boot/dts/Makefile
>> +++ b/arch/arm/boot/dts/Makefile
>> @@ -424,6 +424,8 @@ dtb-$(CONFIG_MACH_SUN7I) += \
>>       sun7i-a20-pcduino3.dtb
>>  dtb-$(CONFIG_MACH_SUN8I) += \
>>       sun8i-a23-ippo-q8h-v5.dtb
>> +dtb-$(CONFIG_MACH_SUN9I) += \
>> +     sun9i-a80-optimus.dtb
>>  dtb-$(CONFIG_ARCH_TEGRA) += tegra20-harmony.dtb \
>>       tegra20-iris-512.dtb \
>>       tegra20-medcom-wide.dtb \
>> diff --git a/arch/arm/boot/dts/sun9i-a80-optimus.dts b/arch/arm/boot/dts/sun9i-a80-optimus.dts
>> new file mode 100644
>> index 0000000..f83abab
>> --- /dev/null
>> +++ b/arch/arm/boot/dts/sun9i-a80-optimus.dts
>> @@ -0,0 +1,66 @@
>> +/*
>> + * Copyright 2014 Chen-Yu Tsai
>> + *
>> + * Chen-Yu Tsai <wens at 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 library 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 library 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.
>> + *
>> + *     You should have received a copy of the GNU General Public
>> + *     License along with this library; if not, write to the Free
>> + *     Software Foundation, Inc., 51 Franklin St, Fifth Floor, Boston,
>> + *     MA 02110-1301 USA
>> + *
>> + * 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
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>> + *     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"
>> +
>> +/ {
>> +     model = "Merrii A80 Optimus Board";
>> +     compatible = "merrii,a80-optimus", "allwinner,sun9i-a80";
>> +
>> +     chosen {
>> +             bootargs = "earlyprintk console=ttyS0,115200";
>> +     };
>
> Since you changed the memory node in the DTSI, you should probably add
> one here too, don't you?

I thought we left fixing that to the bootloader?
I don't see any memory nodes in our other DTS.

ChenYu



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