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From dc495442ba610b190775122a31f958ad74229262 Mon Sep 17 00:00:00 2001
From: Weijie Gao <weijie.gao@mediatek.com>
Date: Tue, 8 Jul 2025 17:53:48 +0800
Subject: [PATCH] net: mediatek: correct the AN8855 TPID value in port
isolation settings
The TPID value should be 0x9100 instead of 0x8100 according to the
datasheet.
Fixes: cedafee9ff3 (net: mediatek: add support for Airoha AN8855 ethernet switch)
Signed-off-by: Weijie Gao <weijie.gao@mediatek.com>
---
drivers/net/mtk_eth/an8855.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
--- a/drivers/net/mtk_eth/an8855.c
+++ b/drivers/net/mtk_eth/an8855.c
@@ -909,7 +909,7 @@ static void an8855_port_isolation(struct
/* Set port mode to user port */
an8855_reg_write(priv, AN8855_PVC(i),
- (0x8100 << AN8855_STAG_VPID_S) |
+ (0x9100 << AN8855_STAG_VPID_S) |
(VLAN_ATTR_USER << AN8855_VLAN_ATTR_S));
}
}
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