[PATCH net-next 2/6] net: phy: dp83869: Perform software restart after configuring op mode

From: Romain Gantois
Date: Mon Jul 01 2024 - 04:53:41 EST


The DP83869 PHY requires a software restart after OP_MODE is changed in the
OP_MODE_DECODE register.

Add this restart in dp83869_configure_mode().

Signed-off-by: Romain Gantois <romain.gantois@xxxxxxxxxxx>
---
drivers/net/phy/dp83869.c | 4 ++++
1 file changed, 4 insertions(+)

diff --git a/drivers/net/phy/dp83869.c b/drivers/net/phy/dp83869.c
index f6b05e3a3173e..6bb9bb1c0e962 100644
--- a/drivers/net/phy/dp83869.c
+++ b/drivers/net/phy/dp83869.c
@@ -786,6 +786,10 @@ static int dp83869_configure_mode(struct phy_device *phydev,
return -EINVAL;
}

+ ret = phy_write(phydev, DP83869_CTRL, DP83869_SW_RESTART);
+
+ usleep_range(10, 20);
+
return ret;
}


--
2.45.2