Messages in this thread | | | Date | Thu, 11 May 2023 02:38:19 +0200 | From | Andrew Lunn <> | Subject | Re: [PATCH 1/8] net: phy: realtek: rtl8221: allow to configure SERDES mode |
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> +#define RTL8221B_SERDES_OPTION_MODE_2500BASEX_SGMII 0 > +#define RTL8221B_SERDES_OPTION_MODE_HISGMII_SGMII 1 > +#define RTL8221B_SERDES_OPTION_MODE_2500BASEX 2
So what is 2500BASEX_SGMII? You cannot run SGMII at 2.5G, because there is no way to repeat a symbol 2.5 times so that a 1G stream takes up 2.5G bandwidth. The SGMII signalling also does not work at 2.5G.
Please add an explanation what this actually is.
Andrew
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