PCI: dwc: Remove hardcoded PCI_CAP_ID_EXP offset

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While the Designware controller appears to hard code the PCI_CAP_ID_EXP
capability register at 0x70, there's no need to hard code this in the
driver as it is discoverable.

Link: https://lore.kernel.org/r/20200821035420.380495-31-robh@kernel.org
Signed-off-by: Rob Herring <robh@kernel.org>
Signed-off-by: Lorenzo Pieralisi <lorenzo.pieralisi@arm.com>
Cc: Kishon Vijay Abraham I <kishon@ti.com>
Cc: Lorenzo Pieralisi <lorenzo.pieralisi@arm.com>
Cc: Bjorn Helgaas <bhelgaas@google.com>
Cc: Murali Karicheri <m-karicheri2@ti.com>
Cc: Pratyush Anand <pratyush.anand@gmail.com>
Cc: linux-omap@vger.kernel.org

...

This commit is contained in:

Rob Herring 2020-08-20 21:54:10 -06:00 • committed by Lorenzo Pieralisi

parent 7b87ddc04b

commit fb76523271

3 changed files with 7 additions and 12 deletions

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4

drivers/pci/controller/dwc/pci-dra7xx.c

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11

drivers/pci/controller/dwc/pci-keystone.c

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4

drivers/pci/controller/dwc/pcie-spear13xx.c

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