Re: [PATCH v2] dt-bindings: display: panel: mipi-dbi-spi: add sitronix,st7789v-tft28

[Krzysztof Kozlowski <krzk@kernel.org>]

On 13/09/2026 22:42, Frese wrote:
> Hi Krzysztof,
> 
> Thanks for the review, this is one of my first kernel contributions,
> so please bear with me.
> 
> This panel is a generic hobbyist module, wired via jumpers to a stock
> Raspberry Pi 4B, not soldered onto any fixed product like
> saef,sftc154b (Anbernic RG-Nano) or shineworld,lh133k (LXA boards).
> Mainline has no Raspberry Pi overlay tree, so there's no in-tree
> consumer to add. I noticed sainsmart18 currently has no in-tree
> consumer either, though it was added as part of the original binding's
> example, so I'm not sure that's a strong precedent. Would a
> documentation example, or an out-of-tree overlay demonstrating the
> tested wiring, be an acceptable alternative here?
> 
> Vendor prefix was already fixed in v2 (sitronix,st7789v-tft28) —
> sorry the subject change broke Patchwork's series detection.

We usually do not document bindings for hardware just because it exists.
Binding needs a user and one patch means there is no user.

Best regards,
Krzysztof