[PATCH 2/5] arm64: dts: exynos: Move the clock-frequency property

Krzysztof Kozlowski krzk at kernel.org
Wed Feb 8 07:32:26 UTC 2017


On Wed, Feb 8, 2017 at 9:24 AM, Hoegeun Kwon <hoegeun.kwon at samsung.com> wrote:
>
>>
>> "Remove the ports node abd move burst and esc clock frequency properties
>> to the parent (DSI node)."
>>
>> The information which is missing is the answer for WHY? Why are you
>> doing this?
>
>
> The current mipi-dsi must have at least one OF graph.
> However, for example, dsi and panel are parent-child relationships,
> so OF graph is not needed, and fimd and dsi are not connected to the OF
> graph.
> In this case, an error occurred in dsi_parse in the code before patch (1/5).

The error occurred in case of DSI + FIMD? I do not get it whether you
are removing the something which is not needed or fixing something.

> So I modified dsi_parse_dt.
>
>>
>> Does the patch depends on 1/5?
>
>
> Yes, it is.
> The 2/5 to 5/5 patches depend on the 1/5 patch.

So that's a break of DT ABI for no clear (yet) reasons. Please mention
this in 1/5 patch and explain what is really fixed.

Best regards,
Krzysztof


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