linux-kernel - Re: [PATCH 2/3] arm64: dts: ti: k3-j721e-main.dtsi: Add DSS node

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Message-ID: <fa497e8d-7911-5f3d-cf91-347370f8edaa@ti.com>
Date:   Mon, 27 Apr 2020 13:51:39 +0300
From:   Tomi Valkeinen <tomi.valkeinen@...com>
To:     Jyri Sarha <jsarha@...com>, Tero Kristo <t-kristo@...com>,
        Nishanth Menon <nm@...com>, Rob Herring <robh+dt@...nel.org>,
        <linux-arm-kernel@...ts.infradead.org>,
        <devicetree@...r.kernel.org>, <linux-kernel@...r.kernel.org>
Subject: Re: [PATCH 2/3] arm64: dts: ti: k3-j721e-main.dtsi: Add DSS node

On 27/04/2020 13:37, Jyri Sarha wrote:
> On 27/04/2020 13:09, Tero Kristo wrote:
>>> +        status = "disabled";
>>
>> Again, why disabled by default?
>>
> 
> tidss device is not functional without a defined video-port. The driver
> is not implemented in a way that it would handle a broken configuration
> gracefully.

Then we need to fix it. The driver should handle the case where there are no ports defined just fine.

  Tomi

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