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23 lines
936 B
Diff
23 lines
936 B
Diff
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From 06773f19cffd6c9d34dcbc8320169afef5ab60ba Mon Sep 17 00:00:00 2001
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From: Alexander Couzens <lynxis@fe80.eu>
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Date: Mon, 15 Aug 2022 13:58:07 +0200
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Subject: [PATCH 09/10] net: mtk_eth_soc: improve comment
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Signed-off-by: Alexander Couzens <lynxis@fe80.eu>
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---
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drivers/net/ethernet/mediatek/mtk_sgmii.c | 3 ++-
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1 file changed, 2 insertions(+), 1 deletion(-)
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--- a/drivers/net/ethernet/mediatek/mtk_sgmii.c
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+++ b/drivers/net/ethernet/mediatek/mtk_sgmii.c
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@@ -80,7 +80,8 @@ static int mtk_pcs_setup_mode_force(stru
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val &= ~SGMII_AN_ENABLE;
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regmap_write(mpcs->regmap, SGMSYS_PCS_CONTROL_1, val);
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- /* Set the speed etc but leave the duplex unchanged */
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+ /* Set the speed etc but leave the duplex unchanged.
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+ * The SGMII mode for 2.5gbit is the same as for 1gbit, expect the speed in ANA_RGC3 */
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regmap_read(mpcs->regmap, SGMSYS_SGMII_MODE, &val);
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val &= SGMII_DUPLEX_FULL | ~SGMII_IF_MODE_MASK;
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val |= SGMII_SPEED_1000;
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