Commit dfa988b4 authored by Daniel Golle's avatar Daniel Golle Committed by Jakub Kicinski
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net: dsa: mt7530: fix 10M/100M speed on MT7988 switch 



Setup PMCR port register for actual speed and duplex on internally
connected PHYs of the MT7988 built-in switch. This fixes links with
speeds other than 1000M.

Fixes: 110c18bf ("net: dsa: mt7530: introduce driver for MT7988 built-in switch")
Signed-off-by: default avatarDaniel Golle <daniel@makrotopia.org>
Reviewed-by: default avatarVladimir Oltean <olteanv@gmail.com>
Acked-by: default avatarArınç ÜNAL <arinc.unal@arinc9.com>
Link: https://lore.kernel.org/r/a5b04dfa8256d8302f402545a51ac4c626fdba25.1706071272.git.daniel@makrotopia.org


Signed-off-by: default avatarJakub Kicinski <kuba@kernel.org>
parent 8d975c15

drivers/net/dsa/mt7530.c

+1 −2
Original line number Diff line number Diff line
@@ -2838,8 +2838,7 @@ static void mt753x_phylink_mac_link_up(struct dsa_switch *ds, int port, 
	/* MT753x MAC works in 1G full duplex mode for all up-clocked

	 * variants.

	 */

	if (interface == PHY_INTERFACE_MODE_INTERNAL ||

	    interface == PHY_INTERFACE_MODE_TRGMII ||

	if (interface == PHY_INTERFACE_MODE_TRGMII ||

	    (phy_interface_mode_is_8023z(interface))) {

		speed = SPEED_1000;

		duplex = DUPLEX_FULL;