openwrt/target/linux/generic/pending-5.15/729-net-mtk_eth_soc-improve-comment.patch
Daniel Golle f584fb2f7e kernel: import accepted MediaTek Ethernet patches
Import some accepted and pending upstream patches for mtk_eth_soc,
replacing some semantically equivalent local patches and fixing issues
when operating the PCS in 1G SGMII mode.

Signed-off-by: Daniel Golle <daniel@makrotopia.org>
2023-02-15 03:28:09 +00:00

23 lines
936 B
Diff

From 06773f19cffd6c9d34dcbc8320169afef5ab60ba Mon Sep 17 00:00:00 2001
From: Alexander Couzens <lynxis@fe80.eu>
Date: Mon, 15 Aug 2022 13:58:07 +0200
Subject: [PATCH 09/10] net: mtk_eth_soc: improve comment
Signed-off-by: Alexander Couzens <lynxis@fe80.eu>
---
drivers/net/ethernet/mediatek/mtk_sgmii.c | 3 ++-
1 file changed, 2 insertions(+), 1 deletion(-)
--- a/drivers/net/ethernet/mediatek/mtk_sgmii.c
+++ b/drivers/net/ethernet/mediatek/mtk_sgmii.c
@@ -67,7 +67,8 @@ static int mtk_pcs_setup_mode_force(stru
val &= ~SGMII_AN_ENABLE;
regmap_write(mpcs->regmap, SGMSYS_PCS_CONTROL_1, val);
- /* Set the speed etc but leave the duplex unchanged */
+ /* Set the speed etc but leave the duplex unchanged.
+ * The SGMII mode for 2.5gbit is the same as for 1gbit, expect the speed in ANA_RGC3 */
regmap_read(mpcs->regmap, SGMSYS_SGMII_MODE, &val);
val &= SGMII_DUPLEX_HALF | ~SGMII_IF_MODE_MASK;
val |= SGMII_SPEED_1000;