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net: dsa: felix: Allow PHY to AN 10/100/1000 with 2500 serdes link 

If the serdes link is set to 2500 using interfce type 2500base-X, lower
link speeds over on the line side should still be supported.
Rate adaptation is done out of band, in our case using AQR PHYs this is
done using flow control.

Signed-off-by: Alex Marginean <alexandru.marginean@nxp.com>
Signed-off-by: Vladimir Oltean <vladimir.oltean@nxp.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Alex Marginean 2020-01-16 20:19:33 +02:00 committed by David S. Miller
parent f3660937e1
commit 74984a1904
1 changed files with 4 additions and 5 deletions
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9
drivers/net/dsa/ocelot/felix.c
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@ -172,11 +172,10 @@ static void felix_phylink_validate(struct dsa_switch *ds, int port,
phylink_set(mask, Autoneg);
phylink_set(mask, Pause);
phylink_set(mask, Asym_Pause);
if (state->interface != PHY_INTERFACE_MODE_2500BASEX) {
phylink_set(mask, 10baseT_Full);
phylink_set(mask, 100baseT_Full);
phylink_set(mask, 1000baseT_Full);
}
phylink_set(mask, 10baseT_Full);
phylink_set(mask, 100baseT_Full);
phylink_set(mask, 1000baseT_Full);
/* The internal ports that run at 2.5G are overclocked GMII */
if (state->interface == PHY_INTERFACE_MODE_GMII ||
state->interface == PHY_INTERFACE_MODE_2500BASEX ||