24ade65ab5
This patch series will provide better support for Mediatek ethernet and add support for Airoha AN8855. Signed-off-by: Shiji Yang <yangshiji66@qq.com>
37 lines
1.3 KiB
Diff
37 lines
1.3 KiB
Diff
From b9dfb5636bc5eb9b783b88b8388dc7d1f41d6498 Mon Sep 17 00:00:00 2001
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From: Weijie Gao <weijie.gao@mediatek.com>
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Date: Tue, 17 Dec 2024 16:39:59 +0800
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Subject: [PATCH 09/10] net: mediatek: don't enable GDMA cpu bridge
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unconditionally for NETSYSv3
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Enable GDMA cpu bridge only when 10Gb interface is enabled for GMAC other
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than GMAC0, or when MT7988 internal switch is used.
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Signed-off-by: Weijie Gao <weijie.gao@mediatek.com>
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---
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drivers/net/mtk_eth.c | 12 +++++++++---
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1 file changed, 9 insertions(+), 3 deletions(-)
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--- a/drivers/net/mtk_eth.c
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+++ b/drivers/net/mtk_eth.c
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@@ -1762,10 +1762,16 @@ static int mtk_eth_start(struct udevice
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if (priv->sw == SW_MT7988 && priv->gmac_id == 0) {
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mtk_gdma_write(priv, priv->gmac_id, GDMA_IG_CTRL_REG,
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GDMA_BRIDGE_TO_CPU);
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- }
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- mtk_gdma_write(priv, priv->gmac_id, GDMA_EG_CTRL_REG,
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- GDMA_CPU_BRIDGE_EN);
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+ mtk_gdma_write(priv, priv->gmac_id, GDMA_EG_CTRL_REG,
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+ GDMA_CPU_BRIDGE_EN);
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+ } else if ((priv->phy_interface == PHY_INTERFACE_MODE_USXGMII ||
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+ priv->phy_interface == PHY_INTERFACE_MODE_10GBASER ||
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+ priv->phy_interface == PHY_INTERFACE_MODE_XGMII) &&
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+ priv->gmac_id != 0) {
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+ mtk_gdma_write(priv, priv->gmac_id, GDMA_EG_CTRL_REG,
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+ GDMA_CPU_BRIDGE_EN);
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+ }
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}
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udelay(500);
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