Messages in this thread | | | Date | Mon, 05 Jun 2017 11:23:37 -0400 (EDT) | Subject | Re: [PATCH] net-next: stmmac: dwmac-sun8i: ensure the EPHY is properly reseted | From | David Miller <> |
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From: Icenowy Zheng <icenowy@aosc.io> Date: Mon, 5 Jun 2017 01:53:23 +0800
> The EPHY may be already enabled by bootloaders which have Ethernet > capability (e.g. current U-Boot). Thus it should be reseted properly > before doing the enabling sequence in the dwmac-sun8i driver, otherwise > the EMAC reset process may fail if no cable is plugged, and then fail > the dwmac-sun8i probing. > > Tested on Orange Pi PC, One and Zero. All the boards fail to have > dwmac-sun8i probed with "EMAC reset timeout" without cable plugged > before, and with this fix they're now all able to successfully probe the > EMAC without cable plugged and then use the connection after a cable is > hot-plugged in. > > Fixes: 9f93ac8d408 ("net-next: stmmac: Add dwmac-sun8i") > Signed-off-by: Icenowy Zheng <icenowy@aosc.io>
Applied, thanks.
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