[PATCH net] net: dsa: mt7530: fix 10M/100M speed on MT7988 switch

From: Daniel Golle
Date: Wed Jan 24 2024 - 00:18:08 EST


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: ("110c18bfed414 net: dsa: mt7530: introduce driver for MT7988 built-in switch")
Signed-off-by: Daniel Golle <daniel@xxxxxxxxxxxxxx>
---
drivers/net/dsa/mt7530.c | 3 +--
1 file changed, 1 insertion(+), 2 deletions(-)

diff --git a/drivers/net/dsa/mt7530.c b/drivers/net/dsa/mt7530.c
index f8ecc354630b0..fbd52ff7cbd6e 100644
--- a/drivers/net/dsa/mt7530.c
+++ b/drivers/net/dsa/mt7530.c
@@ -2843,8 +2843,7 @@ 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;
--
2.43.0