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Re: [linux-sunxi] [PATCH v3] drm/sun4i: mixer: Read id from DT




On Wed, Jul 11, 2018 at 7:27 PM, Jernej Skrabec <jernej.skrabec@xxxxxxxx> wrote:
> Currently, TCON supports 2 ways to match TCON with engine (mixer in this
> case). Old way is to just traverse of graph backwards and compare node
> pointer. New way is to match TCON and engine by their respective ids.
> All SoCs with DE2 enabled till now used the old way, which means mixer
> id was never used and thus never implemented.
>
> However, for R40, only the new way will be used. To prepare for that,
> implement mixer id fetching from DT.
>
> Signed-off-by: Jernej Skrabec <jernej.skrabec@xxxxxxxx>

Reviewed-by: Chen-Yu Tsai <wens@xxxxxxxx>