回复: [RFC PATCH 4/4] i3c: hub: Add Realtek RTS490x I3C hub support

[Frank Li]

On Tue, Sep 22, 2026 at 11:17:28AM +0000, 周寅 wrote:
> On Mon, Sep 21, 2026 at 02:42:17PM -0400, Frank Li wrote:
> > This register is the exactly same as P3H2X4X. Can you direct reuse
> > p3h2x*'s driver.
>
> Both P3H2x4x and RTS490x are based on the I3C Hub Common Architecture
> Specification, so identical specification-defined registers are
> expected.
>
> However, the current P3H2x4x driver is device-specific rather than a
> generic implementation of the specification. Do you mean refactoring
> it into a common implementation for devices based on this
> specification, while keeping the device-specific parts separate?

Yes.

Frank

>
> Best regards,
> Zain