Hi Simon, On Fri, Sep 1, 2017 at 10:49 AM, Simon Horman <horms@xxxxxxxxxxxx> wrote: > On Thu, Aug 31, 2017 at 09:32:25AM +0000, Chris Paterson wrote: >> > From: Biju Das >> > > From: Simon Horman [mailto:horms@xxxxxxxxxxxx] >> > > > + phy3: ethernet-phy@3 { >> > > > + /* >> > > > + * On some older versions of the platform (before R4.0) the phy >> > > address >> > > > + * may be 1 or 3. The address is fixed to 3 for R4.0 onwards. >> > > > + */ >> > > > + reg = <3>; >> > > > + micrel,led-mode = <1>; >> > > >> > > Does the phy have an interrupt? >> > >> > The current board doesn't support interrupt . But there is a plan to support this >> > in future board variants through (GPIO3_28). >> >> Actually, the plan has recently changed and at the moment interrupt support will not be added in the production version of the board. >> >> If in the end the plan changes again and the actual hardware does add interrupt support we'll submit a new patch accordingly. > > Thanks for following-up on this. I'm still surprised there is no interrupt > - does link speed renegotiation initiated by the other end of the link work > in a timely manner? - but if its not there and my wishful thinking won't > make it so. I guess it behaves similar to Koelsch using the new CPG/MSSR driver, and without the probe deferral fix for of_mdio, where it also falls back to polling. Cfr. the figures in https://www.mail-archive.com/linux-renesas-soc@xxxxxxxxxxxxxxx/msg17422.html Gr{oetje,eeting}s, Geert -- Geert Uytterhoeven -- There's lots of Linux beyond ia32 -- geert@xxxxxxxxxxxxxx In personal conversations with technical people, I call myself a hacker. But when I'm talking to journalists I just say "programmer" or something like that. -- Linus Torvalds -- To unsubscribe from this list: send the line "unsubscribe devicetree" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html
