linux-kernel - [net-next PATCH 3/4] net: phy: at803x: enable prefer master for 83xx internal phy

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Message-Id: <20211009224618.4988-3-ansuelsmth@gmail.com>
Date:   Sun, 10 Oct 2021 00:46:17 +0200
From:   Ansuel Smith <ansuelsmth@...il.com>
To:     Andrew Lunn <andrew@...n.ch>,
        Heiner Kallweit <hkallweit1@...il.com>,
        Russell King <linux@...linux.org.uk>,
        "David S. Miller" <davem@...emloft.net>,
        Jakub Kicinski <kuba@...nel.org>, netdev@...r.kernel.org,
        linux-kernel@...r.kernel.org
Cc:     Ansuel Smith <ansuelsmth@...il.com>
Subject: [net-next PATCH 3/4] net: phy: at803x: enable prefer master for 83xx internal phy

>From original QCA source code the port was set to prefer master as port
type in 1000BASE-T mode. Apply the same settings also here.

Signed-off-by: Ansuel Smith <ansuelsmth@...il.com>
Reviewed-by: Andrew Lunn <andrew@...n.ch>
---
 drivers/net/phy/at803x.c | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/drivers/net/phy/at803x.c b/drivers/net/phy/at803x.c
index 5208ea8fdd69..402b2096f209 100644
--- a/drivers/net/phy/at803x.c
+++ b/drivers/net/phy/at803x.c
@@ -1325,6 +1325,9 @@ static int qca83xx_config_init(struct phy_device *phydev)
 		at803x_debug_reg_mask(phydev, AT803X_DEBUG_REG_0,
 				      QCA8327_DEBUG_MANU_CTRL_EN, 0);
 
+	/* Following original QCA sourcecode set port to prefer master */
+	phy_set_bits(phydev, MII_CTRL1000, CTL1000_PREFER_MASTER);
+
 	return 0;
 }
 
-- 
2.32.0