net: dsa: lantiq_gswip: Exclude RMII from modes that report 1 GbE

Exclude RMII from modes that report 1 GbE support. Reduced MII supports
up to 100 MbE.

Fixes: 14fceff4771e ("net: dsa: Add Lantiq / Intel DSA driver for vrx200")
Signed-off-by: Aleksander Jan Bajkowski <olek2@wp.pl>
Reviewed-by: Florian Fainelli <f.fainelli@gmail.com>
Link: https://lore.kernel.org/r/20210107195818.3878-1-olek2@wp.pl
Signed-off-by: Jakub Kicinski <kuba@kernel.org>

diff --git a/drivers/net/dsa/lantiq_gswip.c b/drivers/net/dsa/lantiq_gswip.c
index 4b36d89bec0613dc3e63216dd594d72a052c1d9d..662e68a0e7e61d3629b70a96cfd603e26be2d2d8 100644 (file)
--- a/drivers/net/dsa/lantiq_gswip.c
+++ b/drivers/net/dsa/lantiq_gswip.c
@@ -1436,11 +1436,12 @@ static void gswip_phylink_validate(struct dsa_switch *ds, int port,
        phylink_set(mask, Pause);
        phylink_set(mask, Asym_Pause);
 
-       /* With the exclusion of MII and Reverse MII, we support Gigabit,
-        * including Half duplex
+       /* With the exclusion of MII, Reverse MII and Reduced MII, we
+        * support Gigabit, including Half duplex
         */
        if (state->interface != PHY_INTERFACE_MODE_MII &&
-           state->interface != PHY_INTERFACE_MODE_REVMII) {
+           state->interface != PHY_INTERFACE_MODE_REVMII &&
+           state->interface != PHY_INTERFACE_MODE_RMII) {
                phylink_set(mask, 1000baseT_Full);
                phylink_set(mask, 1000baseT_Half);
        }