diff options
Diffstat (limited to 'package/boot/uboot-mediatek/patches/101-18-net-mediatek-fix-direct-MDIO-clause-45-access-via-So.patch')
| -rw-r--r-- | package/boot/uboot-mediatek/patches/101-18-net-mediatek-fix-direct-MDIO-clause-45-access-via-So.patch | 34 |
1 files changed, 34 insertions, 0 deletions
diff --git a/package/boot/uboot-mediatek/patches/101-18-net-mediatek-fix-direct-MDIO-clause-45-access-via-So.patch b/package/boot/uboot-mediatek/patches/101-18-net-mediatek-fix-direct-MDIO-clause-45-access-via-So.patch new file mode 100644 index 0000000000..5214e842c8 --- /dev/null +++ b/package/boot/uboot-mediatek/patches/101-18-net-mediatek-fix-direct-MDIO-clause-45-access-via-So.patch @@ -0,0 +1,34 @@ +From c44f6ac1a31961b0d4faf982ee42167de5ac1672 Mon Sep 17 00:00:00 2001 +From: Weijie Gao <weijie.gao@mediatek.com> +Date: Wed, 19 Jul 2023 17:17:03 +0800 +Subject: [PATCH 18/29] net: mediatek: fix direct MDIO clause 45 access via SoC + +The original direct MDIO clause 45 access via SoC is missing the +data output. This patch adds it back to ensure MDIO clause 45 can +work properly for external PHYs. + +Signed-off-by: Weijie Gao <weijie.gao@mediatek.com> +--- + drivers/net/mtk_eth.c | 4 ++-- + 1 file changed, 2 insertions(+), 2 deletions(-) + +--- a/drivers/net/mtk_eth.c ++++ b/drivers/net/mtk_eth.c +@@ -198,7 +198,7 @@ static int mtk_mii_rw(struct mtk_eth_pri + (((u32)phy << MDIO_PHY_ADDR_S) & MDIO_PHY_ADDR_M) | + (((u32)reg << MDIO_REG_ADDR_S) & MDIO_REG_ADDR_M); + +- if (cmd == MDIO_CMD_WRITE) ++ if (cmd == MDIO_CMD_WRITE || cmd == MDIO_CMD_ADDR) + val |= data & MDIO_RW_DATA_M; + + mtk_gmac_write(priv, GMAC_PIAC_REG, val | PHY_ACS_ST); +@@ -210,7 +210,7 @@ static int mtk_mii_rw(struct mtk_eth_pri + return ret; + } + +- if (cmd == MDIO_CMD_READ) { ++ if (cmd == MDIO_CMD_READ || cmd == MDIO_CMD_READ_C45) { + val = mtk_gmac_read(priv, GMAC_PIAC_REG); + return val & MDIO_RW_DATA_M; + } |