Hi Jeremy, > Does that mean that *all* existing implementations of this design will > have IBI support? Changing this in the pre-existing driver will be > asserting that. Yeah, I checked with Synopsys. All the implementations of dw core have basic(without payload) IBI support in master mode. > > Shall I remove the ibi_capable property from the dw_i3c_master > > struct? > > Only if you can ensure it's not going to break the driver for existing > hardware deployments. Since all the implementations have basic support, I believe it should be fine. Sending a patch to fix this. Thanks, Aniket.