On Mon, Apr 08, 2019 at 11:01:04AM +0200, Wolfram Sang wrote: > On Mon, Apr 08, 2019 at 10:29:28AM +0200, Simon Horman wrote: > > According to the R-Car Gen3 Hardware Manual Errata for Rev 1.00 of > > August 24, 2018, the TX clock internal delay mode isn't supported > > on R-Car E3 (r8a77990) and D3 (r8a77995). > > Yes, it made it also into the revised documentation v1.50, see chapter > 50.2.7., bit 14. > > > +static const struct soc_device_attribute ravb_delay_mode_quirk_match[] = { > > + { .soc_id = "r8a77990", .revision = "ES1.*" }, > > + { .soc_id = "r8a77995", .revision = "ES1.*" }, > > + { /* sentinel */ } > > +}; > > I might have missed it but is there a plan to fix this in later > revisions of D3/E3? I was under the impression that it is not and then > we could base it on compatible rather than soc_device_match? I am not aware of any such plan (or the absence of such a plan). I was unsure weather to go with the compat approach of the quirk approach. In the end I went with the quirk approach as it seems simpler. But I'm happy to re-arrange things.