summaryrefslogtreecommitdiff
diff options
context:
space:
mode:
authorBuday Csaba <buday.csaba@prolan.hu>2025-07-28 17:29:16 +0200
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>2025-08-20 18:41:32 +0200
commitfbe18f56b3d210d6ed19e498b1c5835760b68e0a (patch)
tree558a9ac8a0e2c833768a87ab79195e3669a4090f
parent548a6851ba2ea008b624763ceb222603c8f5ed76 (diff)
net: phy: smsc: add proper reset flags for LAN8710A
[ Upstream commit 57ec5a8735dc5dccd1ee68afdb1114956a3fce0d ] According to the LAN8710A datasheet (Rev. B, section 3.8.5.1), a hardware reset is required after power-on, and the reference clock (REF_CLK) must be established before asserting reset. Signed-off-by: Buday Csaba <buday.csaba@prolan.hu> Cc: Csókás Bence <csokas.bence@prolan.hu> Reviewed-by: Andrew Lunn <andrew@lunn.ch> Link: https://patch.msgid.link/20250728152916.46249-2-csokas.bence@prolan.hu Signed-off-by: Jakub Kicinski <kuba@kernel.org> Signed-off-by: Sasha Levin <sashal@kernel.org>
-rw-r--r--drivers/net/phy/smsc.c1
1 files changed, 1 insertions, 0 deletions
diff --git a/drivers/net/phy/smsc.c b/drivers/net/phy/smsc.c
index b6489da5cfcd..48487149c225 100644
--- a/drivers/net/phy/smsc.c
+++ b/drivers/net/phy/smsc.c
@@ -785,6 +785,7 @@ static struct phy_driver smsc_phy_driver[] = {
/* PHY_BASIC_FEATURES */
+ .flags = PHY_RST_AFTER_CLK_EN,
.probe = smsc_phy_probe,
/* basic functions */