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net: dsa: mt7530: fix 10M/100M speed on MT7988 switch
author
Daniel Golle
<daniel@makrotopia.org>
Wed, 24 Jan 2024 05:17:25 +0000
(
05:17
+0000)
committer
Greg Kroah-Hartman
<gregkh@linuxfoundation.org>
Mon, 5 Feb 2024 20:14:35 +0000
(20:14 +0000)
[ Upstream commit
dfa988b4c7c3a48bde7c2713308920c7741fff29
]
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:
110c18bfed41
("net: dsa: mt7530: introduce driver for MT7988 built-in switch")
Signed-off-by: Daniel Golle <daniel@makrotopia.org>
Reviewed-by: Vladimir Oltean <olteanv@gmail.com>
Acked-by: Arınç ÜNAL <arinc.unal@arinc9.com>
Link:
https://lore.kernel.org/r/a5b04dfa8256d8302f402545a51ac4c626fdba25.1706071272.git.daniel@makrotopia.org
Signed-off-by: Jakub Kicinski <kuba@kernel.org>
Signed-off-by: Sasha Levin <sashal@kernel.org>
drivers/net/dsa/mt7530.c
patch
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blob
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diff --git
a/drivers/net/dsa/mt7530.c
b/drivers/net/dsa/mt7530.c
index
035a34b
..
4b6ac3f
100644
(file)
--- a/
drivers/net/dsa/mt7530.c
+++ b/
drivers/net/dsa/mt7530.c
@@
-2848,8
+2848,7
@@
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;