[PATCH 1/2] dt-bindings: i2c: spacemit: k3: Add compatible

[Conor Dooley]

On Wed, Mar 25, 2026 at 02:20:13PM +0100, Javier Martinez Canillas wrote:
> Yixun Lan <dlan at kernel.org> writes:
> 
> > Add a compatible string for the I2C controller found in SpacemiT K3 SoC
> > which use same I2C IP as K1, so make it fallback to K1 compatible.
> >
> 
> If is the same IP as K1, shouldn't the "spacemit,k1-i2c" compatible be
> used in the k3.dtsi instead? My understanding is that this is the meaning
> of compatible, and there's no need to add another compatible string for k3.

Your understanding is incorrect! What Yixun has done here is what we
want people to do, because even if the IP is the same there can be
differences due to integration that are problematic. Having a device
specific compatible allows us to handle these kinds of problems if they
crop up in the future.
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