Re: [PATCH net v2] arm: dts: socfpga: use reset-name "stmmaceth-ocp" instead of "ahb"

[Dinh Nguyen <dinguyen@kernel.org>]

On 10/28/24 09:59, Mamta Shukla wrote:
> The ahb reset is deasserted in probe before first register access, while the
> stmmacheth-ocp reset needs to be asserted every time before changing the phy
> mode in Arria10[1].
> 
> Changed in Upstream to "ahb"(331085a423b  arm64: dts: socfpga: change the
> reset-name of "stmmaceth-ocp" to "ahb" ).This change was intended for arm64
> socfpga and it is not applicable to Arria10.
> 
> Further with STMMAC-SELFTEST Driver enabled, ethtool test also FAILS.
> $ ethtool -t eth0
> [  322.946709] socfpga-dwmac ff800000.ethernet eth0: entered promiscuous mode
> [  323.374558] socfpga-dwmac ff800000.ethernet eth0: left promiscuous mode
> The test result is FAIL
> The test extra info:
>   1. MAC Loopback                 0
>   2. PHY Loopback                 -110
>   3. MMC Counters                 -110
>   4. EEE                          -95
>   5. Hash Filter MC               0
>   6. Perfect Filter UC            -110
>   7. MC Filter                    -110
>   8. UC Filter                    0
>   9. Flow Control                 -110
> 10. RSS                          -95
> 11. VLAN Filtering               -95
> 12. VLAN Filtering (perf)        -95
> 13. Double VLAN Filter           -95
> 14. Double VLAN Filter (perf)    -95
> 15. Flexible RX Parser           -95
> 16. SA Insertion (desc)          -95
> 17. SA Replacement (desc)        -95
> 18. SA Insertion (reg)           -95
> 19. SA Replacement (reg)         -95
> 20. VLAN TX Insertion            -95
> 21. SVLAN TX Insertion           -95
> 22. L3 DA Filtering              -95
> 23. L3 SA Filtering              -95
> 24. L4 DA TCP Filtering          -95
> 25. L4 SA TCP Filtering          -95
> 26. L4 DA UDP Filtering          -95
> 27. L4 SA UDP Filtering          -95
> 28. ARP Offload                  -95
> 29. Jumbo Frame                  -110
> 30. Multichannel Jumbo           -95
> 31. Split Header                 -95
> 32. TBS (ETF Scheduler)          -95
> 
> [  324.881327] socfpga-dwmac ff800000.ethernet eth0: Link is Down
> [  327.995360] socfpga-dwmac ff800000.ethernet eth0: Link is Up - 1Gbps/Full - flow control rx/tx
> 
> Link:[1] https://www.intel.com/content/www/us/en/docs/programmable/683711/21-2/functional-description-of-the-emac.html
> Fixes: 331085a423b ("arm64: dts: socfpga: change the reset-name of "stmmaceth-ocp" to "ahb")
> Signed-off-by: Mamta Shukla <mamta.shukla@leica-geosystems.com>
> Tested-by: Ahmad Fatoum <a.fatoum@pengutronix.de>
> Reviewed-by: Ahmad Fatoum <a.fatoum@pengutronix.de>
> ---
>

Applied, thanks!

Dinh