Aw: Re: Re: Re: [PATCH v3 0/5] arm: dts: mt7623: relocate gmacs, mt7530 switch, and add port@5

[Frank Wunderlich]

> Gesendet: Samstag, 18. Februar 2023 um 20:34 Uhr
> Von: "Arınç ÜNAL" <arinc.unal@xxxxxxxxxx>
> An: frank-w@xxxxxxxxxxxxxxx
> On 18.02.2023 22:11, Frank Wunderlich wrote:
> > Am 18. Februar 2023 18:02:11 MEZ schrieb "Arınç ÜNAL" <arinc.unal@xxxxxxxxxx>:
> >> On 18.02.2023 15:18, Frank Wunderlich wrote:
> Can you also remove this from mt7530.c and do the test again? See if the 
> performance changes at all.
> 
>          /* Set core clock into 500Mhz */
>          core_write(priv, CORE_GSWPLL_GRP2,
>                     RG_GSWPLL_POSDIV_500M(1) |
>                     RG_GSWPLL_FBKDIV_500M(25));
> 

with these disabled i have a bit better performance (625 Mbits/sec instead of 600) and no retransmitts on first iperf3-run.

not yet tried any rgmii-delay option (have no idea which is the right one on which position), but yes, mostly it does not improve performance...it simply does work or does not work.

regards Frank