Messages in this thread | ![/](/images/icornerl.gif) | | From | Fabio Estevam <> | Date | Sun, 23 Aug 2020 22:05:18 -0300 | Subject | Re: [PATCH v2] ARM: dts: imx7d-zii-rmu2: fix rgmii phy-mode for ksz9031 phy |
| |
Hi Chris,
On Sat, Aug 22, 2020 at 11:25 PM Chris Healy <cphealy@gmail.com> wrote: > > From: Chris Healy <cphealy@gmail.com> > > Since commit bcf3440c6dd7 ("net: phy: micrel: add phy-mode support for the > KSZ9031 PHY") the networking is broken on the imx7d-zii-rmu2 board. > > The end result is that network receive behaviour is marginal with lots of > RX CRC errors experienced and NFS frequently failing. > > Quoting the explanation from Andrew Lunn in commit 0672d22a19244 > ("ARM: dts: imx: Fix the AR803X phy-mode"): > > "The problem here is, all the DTs were broken since day 0. However, > because the PHY driver was also broken, nobody noticed and it > worked. Now that the PHY driver has been fixed, all the bugs in the > DTs now become an issue" > > Fix it by switching to phy-mode = "rgmii-id". > > Fixes: bcf3440c6dd7 ("net: phy: micrel: add phy-mode support for the KSZ9031 PHY") > Signed-off-by: Chris Healy <cphealy@gmail.com>
Reviewed-by: Fabio Estevam <festevam@gmail.com>
| ![\](/images/icornerr.gif) |