Re: [PATCH v3 1/2] staging: Introduce NVIDIA Tegra20 video decoder driver

From: Rob Herring
Date: Tue Oct 17 2017 - 17:13:39 EST


On Tue, Oct 17, 2017 at 3:24 PM, Thierry Reding
<thierry.reding@xxxxxxxxx> wrote:
> On Tue, Oct 17, 2017 at 03:13:54PM -0500, Rob Herring wrote:
> [...]
>> > diff --git a/Documentation/devicetree/bindings/arm/tegra/nvidia,tegra20-vde.txt b/Documentation/devicetree/bindings/arm/tegra/nvidia,tegra20-vde.txt
> [...]
>> > +- resets : Must contain an entry for each entry in reset-names.
>> > + See ../reset/reset.txt for details.
>> > +- reset-names : Must include the following entries:
>> > + - vde
>>
>> -names is pointless when there is only one.
>
> I'd prefer to keep it. In the past we occasionally had to add clocks or
> resets to a device tree node where only one had been present (and hence
> no -names property) and that caused some awkwardness because verbiage
> had to be added to the bindings that clarified that one particular entry
> (the original one) always had to come first.

The order should be specified regardless of -names and the original
one has to come first if you add any. That's not awkwardness, but how
bindings work.

Rob