PCI: dwc: Add a 'num_lanes' field to struct dw_pcie

Browse source

Add a 'num_lanes' field to allow drivers to provide a the number of lanes
if not in DT or using a custom DT property. A driver can provide a
non-zero value which is used if the DT doesn't have a 'num-lanes'
property.

Link: https://lore.kernel.org/r/20200821035420.380495-24-robh@kernel.org
Signed-off-by: Rob Herring <robh@kernel.org>
Signed-off-by: Lorenzo Pieralisi <lorenzo.pieralisi@arm.com>
Cc: Jingoo Han <jingoohan1@gmail.com>
Cc: Gustavo Pimentel <gustavo.pimentel@synopsys.com>
Cc: Lorenzo Pieralisi <lorenzo.pieralisi@arm.com>
Cc: Bjorn Helgaas <bhelgaas@google.com>

...

This commit is contained in:

Rob Herring 2020-08-20 21:54:03 -06:00 • committed by Lorenzo Pieralisi

parent 574523dcfc

commit 6ffc02d236

2 changed files with 7 additions and 8 deletions

Show all changes Ignore whitespace when comparing lines Ignore changes in amount of whitespace Ignore changes in whitespace at EOL

Download patch file Download diff file Expand all files Collapse all files

14

drivers/pci/controller/dwc/pcie-designware.c

View file

1

drivers/pci/controller/dwc/pcie-designware.h

View file