linux-kernel - Re: [linux-sunxi] Re: [PATCH v3 15/24] dt-bindings: display: sun4i-drm: Add description of A64 HDMI PHY

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Date:   Thu, 28 Jun 2018 15:00:32 +0800
From:   Chen-Yu Tsai <wens@...e.org>
To:     Jernej Skrabec <jernej.skrabec@...l.net>
Cc:     Maxime Ripard <maxime.ripard@...tlin.com>,
        Rob Herring <robh+dt@...nel.org>,
        David Airlie <airlied@...ux.ie>,
        Gustavo Padovan <gustavo@...ovan.org>,
        Maarten Lankhorst <maarten.lankhorst@...ux.intel.com>,
        Sean Paul <seanpaul@...omium.org>,
        Mark Rutland <mark.rutland@....com>,
        dri-devel <dri-devel@...ts.freedesktop.org>,
        devicetree <devicetree@...r.kernel.org>,
        linux-arm-kernel <linux-arm-kernel@...ts.infradead.org>,
        linux-kernel <linux-kernel@...r.kernel.org>,
        linux-clk <linux-clk@...r.kernel.org>,
        linux-sunxi <linux-sunxi@...glegroups.com>
Subject: Re: [linux-sunxi] Re: [PATCH v3 15/24] dt-bindings: display:
 sun4i-drm: Add description of A64 HDMI PHY

On Thu, Jun 28, 2018 at 12:51 PM, Jernej Škrabec
<jernej.skrabec@...l.net> wrote:
> Dne četrtek, 28. junij 2018 ob 04:19:55 CEST je Chen-Yu Tsai napisal(a):
>> On Mon, Jun 25, 2018 at 8:02 PM, Jernej Skrabec <jernej.skrabec@...l.net>
> wrote:
>> > A64 HDMI PHY is similar to H3 HDMI PHY except it has two possible PLL
>> > clock parents. It is compatible to other HDMI PHYs, like that found in
>> > R40.
>> >
>> > Acked-by: Rob Herring <robh@...nel.org>
>> > Signed-off-by: Jernej Skrabec <jernej.skrabec@...l.net>
>> > ---
>> >
>> >  Documentation/devicetree/bindings/display/sunxi/sun4i-drm.txt | 4 +++-
>> >  1 file changed, 3 insertions(+), 1 deletion(-)
>> >
>> > diff --git a/Documentation/devicetree/bindings/display/sunxi/sun4i-drm.txt
>> > b/Documentation/devicetree/bindings/display/sunxi/sun4i-drm.txt index
>> > 84fe38dbb900..dc83f21ef188 100644
>> > --- a/Documentation/devicetree/bindings/display/sunxi/sun4i-drm.txt
>> > +++ b/Documentation/devicetree/bindings/display/sunxi/sun4i-drm.txt
>> > @@ -101,6 +101,7 @@ DWC HDMI PHY
>> >
>> >  Required properties:
>> >    - compatible: value must be one of:
>> > +    * allwinner,sun50i-a64-hdmi-phy
>> >
>> >      * allwinner,sun8i-a83t-hdmi-phy
>> >      * allwinner,sun8i-h3-hdmi-phy
>>
>> Nit: the list is sorted by family first, then SoC name, so it should
>> be the last on the list.
>
> I went alphabetically, since "5" is before "8"...

I see. I think version sort applies here, given that sun50i is newer
than sun8i.

ChenYu

> Best regards,
> Jernej
>
>>
>> Otherwise,
>>
>> Reviewed-by: Chen-Yu Tsai <wens@...e.org>
>>
>> >    - reg: base address and size of memory-mapped region
>> >
>> > @@ -111,8 +112,9 @@ Required properties:
>> >    - resets: phandle to the reset controller driving the PHY
>> >    - reset-names: must be "phy"
>> >
>> > -H3 HDMI PHY requires additional clock:
>> >
>> > +H3 and A64 HDMI PHY require additional clocks:
>> >    - pll-0: parent of phy clock
>> >
>> > +  - pll-1: second possible phy clock parent (A64 only)
>> >
>> >  TV Encoder
>> >  ----------
>> >
>> > --
>> > 2.18.0
>
>
>
>
> --
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