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2025=E5=B9=B41=E6=9C=8814=E6=97=A5(=E7=81=AB) 22:50 Nobuhiro Iwamatsu : > > Hi Dinh, > > Could you check and apply this patch? > > Thanks, > Nobuhiro > > 2024=E5=B9=B411=E6=9C=8821=E6=97=A5(=E6=9C=A8) 16:13 Nobuhiro Iwamatsu : > > > > On SoCFPGA/Sodia board, mdio bus cannot be probed, so the PHY cannot be > > found and the network device does not work. > > > > ``` > > stmmaceth ff702000.ethernet eth0: __stmmac_open: Cannot attach to PHY (= error: -19) > > ``` > > > > To probe the mdio bus, add "snps,dwmac-mdio" as compatible string of th= e > > mdio bus. Also the PHY address connected to this board is 4. Therefore, > > change to 4. > > > > Cc: stable@vger.kernel.org # 6.3+ > > Signed-off-by: Nobuhiro Iwamatsu > > --- > > v2: Update commit message from 'ID' to 'address'. > > Drop Fixes tag, because that commit is not the cause. > > > > arch/arm/boot/dts/intel/socfpga/socfpga_cyclone5_sodia.dts | 6 ++++-- > > 1 file changed, 4 insertions(+), 2 deletions(-) > > > > diff --git a/arch/arm/boot/dts/intel/socfpga/socfpga_cyclone5_sodia.dts= b/arch/arm/boot/dts/intel/socfpga/socfpga_cyclone5_sodia.dts > > index ce0d6514eeb571..e4794ccb8e413f 100644 > > --- a/arch/arm/boot/dts/intel/socfpga/socfpga_cyclone5_sodia.dts > > +++ b/arch/arm/boot/dts/intel/socfpga/socfpga_cyclone5_sodia.dts > > @@ -66,8 +66,10 @@ &gmac1 { > > mdio0 { > > #address-cells =3D <1>; > > #size-cells =3D <0>; > > - phy0: ethernet-phy@0 { > > - reg =3D <0>; > > + compatible =3D "snps,dwmac-mdio"; > > + > > + phy0: ethernet-phy@4 { > > + reg =3D <4>; > > rxd0-skew-ps =3D <0>; > > rxd1-skew-ps =3D <0>; > > rxd2-skew-ps =3D <0>; > > -- > > 2.45.2 > > > > > -- > Nobuhiro Iwamatsu > iwamatsu at {nigauri.org / debian.org / kernel.org} > GPG ID: 32247FBB40AD1FA6 --=20 Nobuhiro Iwamatsu iwamatsu at {nigauri.org / debian.org / kernel.org} GPG ID: 32247FBB40AD1FA6