On Mon, Sep 08, 2025 at 04:34:18PM +0800, Weijie Gao wrote:
> The MediaTek MT7987/MT7988 SoCs features a built-in 2.5Gb PHY
> connected to GMAC1. The PHY supports 10/100/1000/2500 Mbps
> full-duplex only.
>
> The PHY requires one or two firmware files. Firmware for MT7988 has
> already been added to upstream: mediatek/mt7988/i2p5ge-phy-pmb.bin.
> MT7987 has two firmware files which will be add to upstream later:
> i2p5ge-phy-pmb.bin and i2p5ge-phy-DSPBitTb.bin.
>
> Environment variable can be set for firmware data loading:
> mt7987_i2p5ge_load_pmb_firmware for i2p5ge-phy-pmb.bin
> mt7987_i2p5ge_load_dspbit_firmware for i2p5ge-phy-DSPBitTb.bin
> mt7988_i2p5ge_load_pmb_firmware for i2p5ge-phy-pmb.bin
>
> This driver allows dedicated weak functions to be overridden by
> board to provide the firmware data:
> mt7987_i2p5ge_get_fw() for MT7987
> mt7988_i2p5ge_get_fw() for MT7988
>
> To enable the PHY, add the following not to device tree:
> ð1 {
> status = "okay";
> phy-mode = "xgmii";
> phy-handle = <&phy15>;
>
> phy15: ethernet-phy@15 {
> compatible = "ethernet-phy-ieee802.3-c45";
> reg = <15>;
> phy-mode = "xgmii";
> };
> };
>
> Signed-off-by: Sky Huang <[email protected]>
> Signed-off-by: Weijie Gao <[email protected]>Sorry for the late review: > diff --git a/drivers/net/phy/mediatek/Kconfig > b/drivers/net/phy/mediatek/Kconfig > new file mode 100644 > index 00000000000..7de7b65b4e6 > --- /dev/null > +++ b/drivers/net/phy/mediatek/Kconfig > @@ -0,0 +1,16 @@ > +# SPDX-License-Identifier: GPL-2.0-only > + > +config MTK_NET_PHYLIB > + tristate A tristate makes no sense in U-Boot, it needs to be bool. I'll fix this in the merge commit while applying. -- Tom
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