netdev - [PATCH net-next 04/16] net: stmmac: mediatek: use PHY_INTF_SEL

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Message-Id: <E1vHNRr-0000000DkSD-1fm9@rmk-PC.armlinux.org.uk>
Date: Fri, 07 Nov 2025 14:28:19 +0000
From: "Russell King (Oracle)" <rmk+kernel@...linux.org.uk>
To: Andrew Lunn <andrew@...n.ch>,
	Heiner Kallweit <hkallweit1@...il.com>
Cc: Alexandre Torgue <alexandre.torgue@...s.st.com>,
	Andrew Lunn <andrew+netdev@...n.ch>,
	AngeloGioacchino Del Regno <angelogioacchino.delregno@...labora.com>,
	"David S. Miller" <davem@...emloft.net>,
	Emil Renner Berthing <kernel@...il.dk>,
	Eric Dumazet <edumazet@...gle.com>,
	Jakub Kicinski <kuba@...nel.org>,
	Jerome Brunet <jbrunet@...libre.com>,
	Keguang Zhang <keguang.zhang@...il.com>,
	Kevin Hilman <khilman@...libre.com>,
	linux-amlogic@...ts.infradead.org,
	linux-arm-kernel@...ts.infradead.org,
	linux-mediatek@...ts.infradead.org,
	linux-mips@...r.kernel.org,
	linux-stm32@...md-mailman.stormreply.com,
	Martin Blumenstingl <martin.blumenstingl@...glemail.com>,
	Matthias Brugger <matthias.bgg@...il.com>,
	Maxime Coquelin <mcoquelin.stm32@...il.com>,
	Minda Chen <minda.chen@...rfivetech.com>,
	Neil Armstrong <neil.armstrong@...aro.org>,
	netdev@...r.kernel.org,
	Nobuhiro Iwamatsu <nobuhiro.iwamatsu.x90@...l.toshiba>,
	Paolo Abeni <pabeni@...hat.com>
Subject: [PATCH net-next 04/16] net: stmmac: mediatek: use PHY_INTF_SEL_xxx

Use PHY_INTF_SEL_xxx definitions for the fields that correspond to the
phy_intf_sel inputs to the dwmac core.

Signed-off-by: Russell King (Oracle) <rmk+kernel@...linux.org.uk>
---
 .../ethernet/stmicro/stmmac/dwmac-mediatek.c   | 18 ++++++++----------
 1 file changed, 8 insertions(+), 10 deletions(-)

diff --git a/drivers/net/ethernet/stmicro/stmmac/dwmac-mediatek.c b/drivers/net/ethernet/stmicro/stmmac/dwmac-mediatek.c
index f1b36f0a401d..dcdf28418fec 100644
--- a/drivers/net/ethernet/stmicro/stmmac/dwmac-mediatek.c
+++ b/drivers/net/ethernet/stmicro/stmmac/dwmac-mediatek.c
@@ -17,9 +17,6 @@
 
 /* Peri Configuration register for mt2712 */
 #define PERI_ETH_PHY_INTF_SEL	0x418
-#define PHY_INTF_MII		0
-#define PHY_INTF_RGMII		1
-#define PHY_INTF_RMII		4
 #define RMII_CLK_SRC_RXC	BIT(4)
 #define RMII_CLK_SRC_INTERNAL	BIT(5)
 
@@ -118,16 +115,16 @@ static int mt2712_set_interface(struct mediatek_dwmac_plat_data *plat)
 	/* select phy interface in top control domain */
 	switch (plat->phy_mode) {
 	case PHY_INTERFACE_MODE_MII:
-		intf_val |= PHY_INTF_MII;
+		intf_val |= PHY_INTF_SEL_GMII_MII;
 		break;
 	case PHY_INTERFACE_MODE_RMII:
-		intf_val |= (PHY_INTF_RMII | rmii_rxc | rmii_clk_from_mac);
+		intf_val |= PHY_INTF_SEL_RMII | rmii_rxc | rmii_clk_from_mac;
 		break;
 	case PHY_INTERFACE_MODE_RGMII:
 	case PHY_INTERFACE_MODE_RGMII_TXID:
 	case PHY_INTERFACE_MODE_RGMII_RXID:
 	case PHY_INTERFACE_MODE_RGMII_ID:
-		intf_val |= PHY_INTF_RGMII;
+		intf_val |= PHY_INTF_SEL_RGMII;
 		break;
 	default:
 		dev_err(plat->dev, "phy interface not supported\n");
@@ -297,17 +294,18 @@ static int mt8195_set_interface(struct mediatek_dwmac_plat_data *plat)
 	/* select phy interface in top control domain */
 	switch (plat->phy_mode) {
 	case PHY_INTERFACE_MODE_MII:
-		intf_val |= FIELD_PREP(MT8195_ETH_INTF_SEL, PHY_INTF_MII);
+		intf_val |= FIELD_PREP(MT8195_ETH_INTF_SEL,
+				       PHY_INTF_SEL_GMII_MII);
 		break;
 	case PHY_INTERFACE_MODE_RMII:
-		intf_val |= (rmii_rxc | rmii_clk_from_mac);
-		intf_val |= FIELD_PREP(MT8195_ETH_INTF_SEL, PHY_INTF_RMII);
+		intf_val |= rmii_rxc | rmii_clk_from_mac;
+		intf_val |= FIELD_PREP(MT8195_ETH_INTF_SEL, PHY_INTF_SEL_RMII);
 		break;
 	case PHY_INTERFACE_MODE_RGMII:
 	case PHY_INTERFACE_MODE_RGMII_TXID:
 	case PHY_INTERFACE_MODE_RGMII_RXID:
 	case PHY_INTERFACE_MODE_RGMII_ID:
-		intf_val |= FIELD_PREP(MT8195_ETH_INTF_SEL, PHY_INTF_RGMII);
+		intf_val |= FIELD_PREP(MT8195_ETH_INTF_SEL, PHY_INTF_SEL_RGMII);
 		break;
 	default:
 		dev_err(plat->dev, "phy interface not supported\n");
-- 
2.47.3