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charset="utf-8" The PCIe Controller in the J7200 SoC supports a 4-lane configuration. However, j7200_pcie_rc_data and j7200_pcie_ep_data incorrectly set .max_lanes =3D 2, limiting operation to fewer lanes than the hardware supports. Set .max_lanes =3D 4 for both j7200_pcie_rc_data and j7200_pcie_ep_data to match the hardware capability. See J7200 Technical Reference Manual (SPRUIU1D), section 12.2.3.1.1 for further details: https://www.ti.com/lit/pdf/spruiu1d Fixes: 3ac7f14084f5 ("PCI: j721e: Add per platform maximum lane settings") Signed-off-by: Takuma Fujiwara Reviewed-by: Siddharth Vadapalli --- drivers/pci/controller/cadence/pci-j721e.c | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-) diff --git a/drivers/pci/controller/cadence/pci-j721e.c b/drivers/pci/contr= oller/cadence/pci-j721e.c index b29a35fbfb5f9..a029c4e9c05f6 100644 --- a/drivers/pci/controller/cadence/pci-j721e.c +++ b/drivers/pci/controller/cadence/pci-j721e.c @@ -381,7 +381,7 @@ static const struct j721e_pcie_data j7200_pcie_rc_data = =3D { .quirk_detect_quiet_flag =3D true, .linkdown_irq_regfield =3D J7200_LINK_DOWN, .byte_access_allowed =3D true, - .max_lanes =3D 2, + .max_lanes =3D 4, }; =20 static const struct j721e_pcie_data j7200_pcie_ep_data =3D { @@ -389,7 +389,7 @@ static const struct j721e_pcie_data j7200_pcie_ep_data = =3D { .quirk_detect_quiet_flag =3D true, .linkdown_irq_regfield =3D J7200_LINK_DOWN, .quirk_disable_flr =3D true, - .max_lanes =3D 2, + .max_lanes =3D 4, }; =20 static const struct j721e_pcie_data am64_pcie_rc_data =3D { --=20 2.34.1