On Mär 09 2021, Claudiu.Beznea@microchip.com wrote:

I don't have a SiFive HiFive Unleashed to investigate this. Can you check
if reverting commits on macb driver b/w 5.10 and 5.11 solves your issues:

git log --oneline v5.10..v5.11 -- drivers/net/ethernet/cadence/
1d0d561ad1d7 net: macb: Correct usage of MACB_CAPS_CLK_HW_CHG flag
1d608d2e0d51 Revert "macb: support the two tx descriptors on at91rm9200"
700d566e8171 net: macb: add support for sama7g5 emac interface
ec771de654e4 net: macb: add support for sama7g5 gem interface
f4de93f03ed8 net: macb: unprepare clocks in case of failure
38493da4e6a8 net: macb: add function to disable all macb clocks
daafa1d33cc9 net: macb: add capability to not set the clock rate
edac63861db7 net: macb: add userio bits as platform configuration
9e6cad531c9d net: macb: Fix passing zero to 'PTR_ERR'
0012eeb370f8 net: macb: fix NULL dereference due to no pcs_config method
e4e143e26ce8 net: macb: add support for high speed interface

Unfortunately, that didn't help.

Andreas.

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Andreas Schwab, schwab@linux-m68k.org
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