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dt-bindings: PCI: uniphier: Add iATU register description 

In the dt-bindings, "atu" reg-names is required to get the register space
for iATU in Synopsys DWC version 4.80 or later.

Link: https://lore.kernel.org/r/1601444167-11316-2-git-send-email-hayashi.kunihiko@socionext.com
Signed-off-by: Kunihiko Hayashi <hayashi.kunihiko@socionext.com>
Signed-off-by: Lorenzo Pieralisi <lorenzo.pieralisi@arm.com>
Acked-by: Rob Herring <robh@kernel.org>
This commit is contained in:
Kunihiko Hayashi 2020-09-30 14:36:04 +09:00 committed by Lorenzo Pieralisi
parent ce31ff786d
commit 927f56d67f
1 changed files with 1 additions and 0 deletions
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Documentation/devicetree/bindings/pci/uniphier-pcie.txt
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@ -16,6 +16,7 @@ Required properties:
"dbi" - controller configuration registers
"link" - SoC-specific glue layer registers
"config" - PCIe configuration space
"atu" - iATU registers for DWC version 4.80 or later
- clocks: A phandle to the clock gate for PCIe glue layer including
the host controller.
- resets: A phandle to the reset line for PCIe glue layer including