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Stas Sergeev authored
The commit 898b2970 ("mvneta: implement SGMII-based in-band link state signaling") implemented the link parameters auto-negotiation unconditionally. Unfortunately it appears that some HW that implements SGMII protocol, doesn't generate the inband status, so it is not possible to auto-negotiate anything with such HW. This patch enables the auto-negotiation only if explicitly requested with the 'managed' DT property. This patch fixes the following regression: https://lkml.org/lkml/2015/7/8/865Signed-off-by:
Stas Sergeev <stsp@users.sourceforge.net> CC: Thomas Petazzoni <thomas.petazzoni@free-electrons.com> CC: netdev@vger.kernel.org CC: linux-kernel@vger.kernel.org Signed-off-by:
David S. Miller <davem@davemloft.net>
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