[PATCH v2 0/3] PCI: add 4x lane support for pci-j721e controllers

Matt Ranostay mranostay at ti.com
Mon Sep 26 10:55:35 PDT 2022


Adding of dditional support to Cadence PCIe controller (i.e. pci-j721e.c)
for up to 4x lanes, and reworking of driver to define maximum lanes per
board configuration.

Changes from v1:
* Reworked 'PCI: j721e: Add PCIe 4x lane selection support' to not cause
  regressions on 1-2x lane platforms

Matt Ranostay (3):
  PCI: j721e: Add PCIe 4x lane selection support
  PCI: j721e: Add per platform maximum lane settings
  PCI: j721e: Add warnings on num-lanes misconfiguration

 drivers/pci/controller/cadence/pci-j721e.c | 27 ++++++++++++++++++----
 1 file changed, 22 insertions(+), 5 deletions(-)

-- 
2.38.0.rc0.52.gdda7228a83




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