linux-kernel - Re: [linux-sunxi] [PATCH 14/15] ARM: dts: sun8i: h3: Enable HDMI output on H3 boards

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Date:   Tue, 27 Feb 2018 00:21:05 +0800
From:   Icenowy Zheng <icenowy@...c.io>
To:     jernej.skrabec@...l.net,
        Jernej Škrabec <jernej.skrabec@...l.net>,
        Julian Calaby <julian.calaby@...il.com>
CC:     Maxime Ripard <maxime.ripard@...e-electrons.com>,
        Chen-Yu Tsai <wens@...e.org>, David Airlie <airlied@...ux.ie>,
        Rob Herring <robh+dt@...nel.org>,
        Mark Rutland <mark.rutland@....com>,
        Michael Turquette <mturquette@...libre.com>, sboyd@...nel.org,
        dri-devel <dri-devel@...ts.freedesktop.org>,
        devicetree <devicetree@...r.kernel.org>,
        "Mailing List, Arm" <linux-arm-kernel@...ts.infradead.org>,
        "linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>,
        "open list:COMMON CLK FRAMEWORK" <linux-clk@...r.kernel.org>,
        linux-sunxi <linux-sunxi@...glegroups.com>
Subject: Re: [linux-sunxi] [PATCH 14/15] ARM: dts: sun8i: h3: Enable HDMI output on H3 boards



于 2018年2月27日 GMT+08:00 上午12:16:44, "Jernej Škrabec" <jernej.skrabec@...l.net> 写到:
>Hi Julian,
>
>Dne nedelja, 25. februar 2018 ob 09:11:34 CET je Julian Calaby
>napisal(a):
>> Hi Jernej,
>> 
>> On Sun, Feb 25, 2018 at 8:45 AM, Jernej Skrabec
><jernej.skrabec@...l.net> 
>wrote:
>> > Enable HDMI output on all boards which have HDMI connector.
>> > 
>> > Signed-off-by: Jernej Skrabec <jernej.skrabec@...l.net>
>> > ---
>> > 
>> >  arch/arm/boot/dts/sun8i-h3-bananapi-m2-plus.dts    | 25
>> >  ++++++++++++++++++++++ arch/arm/boot/dts/sun8i-h3-beelink-x2.dts  
>     
>> >   | 25 ++++++++++++++++++++++
>> >  arch/arm/boot/dts/sun8i-h3-libretech-all-h3-cc.dts | 25
>> >  ++++++++++++++++++++++ arch/arm/boot/dts/sun8i-h3-nanopi-m1.dts   
>     
>> >   | 25 ++++++++++++++++++++++
>arch/arm/boot/dts/sun8i-h3-orangepi-2.dts  
>> >         | 25 ++++++++++++++++++++++
>> >  arch/arm/boot/dts/sun8i-h3-orangepi-lite.dts       | 25
>> >  ++++++++++++++++++++++ arch/arm/boot/dts/sun8i-h3-orangepi-one.dts
>     
>> >   | 24 +++++++++++++++++++++
>arch/arm/boot/dts/sun8i-h3-orangepi-pc.dts  
>> >        | 25 ++++++++++++++++++++++ 8 files changed, 199
>insertions(+)
>> 
>> As I understand it, the H2+ is just a slightly trimmed down H3. In
>> terms of HDMI support, the difference is that the H2+ can't output
>4k.
>> If this code is compatible with the H2+, could you please add the
>> necessary bits and pieces to the h2-plus DTSs too?
>
>There are only 3 H2+ boards in kernel and none of them has HDMI
>connector, so 

BPi M2 Zero has miniHDMI connector.

>there's nothing to do actually. But if such board is added to kernel,
>it would 
>be trivially add proper nodes, since all H2+ boards include H3 DTSI.
>
>Best regards,
>Jernej