[PATCH 1/3 v2] drm/vc4: Turn the V3D clock on at runtime.

[Eric Anholt]

Florian Fainelli <f.fainelli at gmail.com> writes:

> On 04/18/2017 04:38 PM, Eric Anholt wrote:
>> For the Raspberry Pi's bindings, the power domain also implicitly
>> turns on the clock and deasserts reset, but for the new Cygnus port we
>> start representing the clock in the devicetree.
>> 
>> v2: Document the clock-names property, check for -ENOENT for no clock
>>     in DT.
>> 
>> Signed-off-by: Eric Anholt <eric at anholt.net>
>> ---
>
>> +	if (v3d->clk)
>> +		clk_disable_unprepare(v3d->clk);
>
> The clock API allows you to pass a NULL clk and do nothing in these
> cases which is what you seem to have done a few lines below, you could
> simplify these checks?

Sounds good.
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