Messages in this thread | | | Date | Wed, 13 May 2020 12:36:11 -0700 (PDT) | Subject | Re: [PATCH net-next v1] net: phy: tja11xx: add cable-test support | From | David Miller <> |
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From: Oleksij Rempel <o.rempel@pengutronix.de> Date: Wed, 13 May 2020 14:34:40 +0200
> Add initial cable testing support. > This PHY needs only 100usec for this test and it is recommended to run it > before the link is up. For now, provide at least ethtool support, so it > can be tested by more developers. > > This patch was tested with TJA1102 PHY with following results: > - No cable, is detected as open > - 1m cable, with no connected other end and detected as open > - a 40m cable (out of spec, max lenght should be 15m) is detected as OK. > > Current patch do not provide polarity test support. This test would > indicate not proper wire connection, where "+" wire of main phy is > connected to the "-" wire of the link partner. > > Signed-off-by: Oleksij Rempel <o.rempel@pengutronix.de>
Applied, thanks.
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