Am Donnerstag, den 21.03.2019, 08:17 -0300 schrieb Fabio Estevam: > Hi Abel, > > > On Thu, Mar 21, 2019 at 5:42 AM Abel Vesa <abel.vesa@xxxxxxx> wrote: > > > > It seems we have other boards that need to be fixed and we can not > > > have an old dtb with functional Ethernet with a new kernel. > > > > > > Does anyone know if this issue is AR8031 specific? > > > > I can confirm the same fix is works on imx6sx too. > > imx6sx-sabresd also uses an AR8031 Ethernet PHY. > > I also tested that changing the phy-mode to "rgmii-id" fixes Ethernet > on pico-imx7d with AR8035. > > So yes, we currently have lots of broken dtb's in mainline and I am > wondering what is the proper fix here. Fix the DT. It's unfortunate the a kernel and DT bug canceled each other out, but if the DT is clearly broken and fixing it in a backward compatible way is not really feasible, I would argue that we should treat a DT bug like any other bug. Regards, Lucas