From: Minda Chen <minda.chen@starfivetech.com>
To: Frank <Frank.Sae@motor-comm.com>,
Andrew Lunn <andrew+netdev@lunn.ch>,
Heiner Kallweit <hkallweit1@gmail.com>,
"David S . Miller" <davem@davemloft.net>,
Eric Dumazet <edumazet@google.com>,
Jakub Kicinski <kuba@kernel.org>, Paolo Abeni <pabeni@redhat.com>,
netdev@vger.kernel.org
Cc: linux-kernel@vger.kernel.org, Minda Chen <minda.chen@starfivetech.com>
Subject: [net-next v1 2/3] net: motorcomm: phy: set drive strength in 8531s RGMII case
Date: Wed, 15 Apr 2026 17:26:53 +0800 [thread overview]
Message-ID: <20260415092654.64907-3-minda.chen@starfivetech.com> (raw)
In-Reply-To: <20260415092654.64907-1-minda.chen@starfivetech.com>
Set RXD and RX CLK pin drive strength while in 8531s RGMII
case.
Signed-off-by: Minda Chen <minda.chen@starfivetech.com>
---
drivers/net/phy/motorcomm.c | 5 +++++
1 file changed, 5 insertions(+)
diff --git a/drivers/net/phy/motorcomm.c b/drivers/net/phy/motorcomm.c
index 35aff1519b4b..f3129419f7c9 100644
--- a/drivers/net/phy/motorcomm.c
+++ b/drivers/net/phy/motorcomm.c
@@ -1714,6 +1714,11 @@ static int yt8521_config_init(struct phy_device *phydev)
if (ret < 0)
goto err_restore_page;
}
+
+ if (phydev->drv->phy_id == PHY_ID_YT8531S &&
+ phydev->interface != PHY_INTERFACE_MODE_SGMII)
+ ret = yt8531_set_ds(phydev, true);
+
err_restore_page:
return phy_restore_page(phydev, old_page, ret);
}
--
2.17.1
next prev parent reply other threads:[~2026-04-15 10:59 UTC|newest]
Thread overview: 7+ messages / expand[flat|nested] mbox.gz Atom feed top
2026-04-15 9:26 [net-next v1 0/3] Add motorcomm 8531s set ds func and 8522 driver Minda Chen
2026-04-15 9:26 ` [net-next v1 1/3] net: phy: motorcomm: Add yt8531_set_ds() mdio_locked bool parameter Minda Chen
2026-04-15 14:40 ` Andrew Lunn
2026-04-16 6:03 ` Minda Chen
2026-04-15 9:26 ` Minda Chen [this message]
2026-04-15 14:42 ` [net-next v1 2/3] net: motorcomm: phy: set drive strength in 8531s RGMII case Andrew Lunn
2026-04-15 9:26 ` [net-next v1 3/3] net: phy: motorcomm: Add YT8522 100M RMII PHY support Minda Chen
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