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From: Jia Wang <wangjia@ultrarisc.com>
To: Andrew Lunn <andrew+netdev@lunn.ch>,
	 "David S. Miller" <davem@davemloft.net>,
	Eric Dumazet <edumazet@google.com>,
	 Jakub Kicinski <kuba@kernel.org>,
	Paolo Abeni <pabeni@redhat.com>,  Rob Herring <robh@kernel.org>,
	Krzysztof Kozlowski <krzk+dt@kernel.org>,
	 Conor Dooley <conor+dt@kernel.org>,
	 Maxime Chevallier <maxime.chevallier@bootlin.com>,
	 Maxime Coquelin <mcoquelin.stm32@gmail.com>,
	 Alexandre Torgue <alexandre.torgue@foss.st.com>,
	 Giuseppe Cavallaro <peppe.cavallaro@st.com>,
	 Jose Abreu <joabreu@synopsys.com>,
	Chen Wang <chen.wang@linux.dev>,
	 Inochi Amaoto <inochiama@gmail.com>
Cc: netdev@vger.kernel.org, devicetree@vger.kernel.org,
	 linux-kernel@vger.kernel.org,
	linux-stm32@st-md-mailman.stormreply.com,
	 linux-arm-kernel@lists.infradead.org,
	Jia Wang <wangjia@ultrarisc.com>,
	 sophgo@lists.linux.dev
Subject: [PATCH net-next v2 2/5] net: stmmac: sophgo: Use common RGMII delay handling
Date: Mon, 07 Sep 2026 15:46:51 +0800	[thread overview]
Message-ID: <20260907-dwmac-ultrarisc-v2-2-9a39bf8db313@ultrarisc.com> (raw)
In-Reply-To: <20260907-dwmac-ultrarisc-v2-0-9a39bf8db313@ultrarisc.com>

Describe the SG2042 internal RX delay through the common stmmac
platform data and let stmmac_pltfr_probe() adjust the PHY interface
mode.

This removes the duplicated mode conversion without changing the
hardware behavior.

Signed-off-by: Jia Wang <wangjia@ultrarisc.com>
---
 drivers/net/ethernet/stmicro/stmmac/dwmac-sophgo.c | 12 ++++--------
 1 file changed, 4 insertions(+), 8 deletions(-)

diff --git a/drivers/net/ethernet/stmicro/stmmac/dwmac-sophgo.c b/drivers/net/ethernet/stmicro/stmmac/dwmac-sophgo.c
index e02ad3762b5f..f62c803665ad 100644
--- a/drivers/net/ethernet/stmicro/stmmac/dwmac-sophgo.c
+++ b/drivers/net/ethernet/stmicro/stmmac/dwmac-sophgo.c
@@ -55,14 +55,10 @@ static int sophgo_dwmac_probe(struct platform_device *pdev)
 		return ret;
 
 	data = device_get_match_data(&pdev->dev);
-	if (data && data->has_internal_rx_delay) {
-		plat_dat->phy_interface = phy_fix_phy_mode_for_mac_delays(plat_dat->phy_interface,
-									  false, true);
-		if (plat_dat->phy_interface == PHY_INTERFACE_MODE_NA)
-			return -EINVAL;
-	}
-
-	return stmmac_dvr_probe(dev, plat_dat, &stmmac_res);
+	if (data)
+		plat_dat->has_internal_rx_delay = data->has_internal_rx_delay;
+
+	return stmmac_pltfr_probe(pdev, plat_dat, &stmmac_res);
 }
 
 static const struct sophgo_dwmac_data sg2042_dwmac_data = {

-- 
2.34.1


  parent reply	other threads:[~2026-09-07  7:47 UTC|newest]

Thread overview: 11+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2026-09-07  7:46 [PATCH net-next v2 0/5] net: stmmac: Add common RGMII delay handling and DP1000 support Jia Wang
2026-09-07  7:46 ` [PATCH net-next v2 1/5] net: stmmac: Add common internal RGMII delay handling Jia Wang
2026-09-07 11:44   ` Maxime Chevallier
2026-09-07  7:46 ` Jia Wang [this message]
2026-09-07 11:45   ` [PATCH net-next v2 2/5] net: stmmac: sophgo: Use common " Maxime Chevallier
2026-09-07  7:46 ` [PATCH net-next v2 3/5] net: stmmac: eic7700: " Jia Wang
2026-09-07 11:46   ` Maxime Chevallier
2026-09-07  7:46 ` [PATCH net-next v2 4/5] dt-bindings: net: Add UltraRISC DP1000 GMAC Jia Wang
2026-09-07  7:46 ` [PATCH net-next v2 5/5] net: stmmac: Add UltraRISC DP1000 GMAC support Jia Wang
2026-09-07 11:48   ` Maxime Chevallier
2026-09-10  8:50 ` [PATCH net-next v2 0/5] net: stmmac: Add common RGMII delay handling and DP1000 support patchwork-bot+netdevbpf

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