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dt-bindings: PCI: Add PCI RC DT binding documentation for AM654

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Add devicetree binding documentation for PCIe in RC mode present in
AM654 SoC.

Signed-off-by: Kishon Vijay Abraham I <kishon@ti.com>
Signed-off-by: Lorenzo Pieralisi <lorenzo.pieralisi@arm.com>
Reviewed-by: Rob Herring <robh@kernel.org>
This commit is contained in:
Kishon Vijay Abraham I 2019-03-25 15:09:34 +05:30 committed by Lorenzo Pieralisi
parent f316a2b53c
commit 162aaa3b6c
1 changed files with 5 additions and 1 deletions
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6
Documentation/devicetree/bindings/pci/pci-keystone.txt
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@ -11,7 +11,8 @@ described here as well as properties that are not applicable.
Required Properties:-
compatibility: "ti,keystone-pcie"
compatibility: Should be "ti,keystone-pcie" for RC on Keystone2 SoC
Should be "ti,am654-pcie-rc" for RC on AM654x SoC
reg: Three register ranges as listed in the reg-names property
reg-names: "dbics" for the DesignWare PCIe registers, "app" for the
TI specific application registers, "config" for the
@ -20,6 +21,9 @@ reg-names: "dbics" for the DesignWare PCIe registers, "app" for the
pcie_msi_intc : Interrupt controller device node for MSI IRQ chip
interrupt-cells: should be set to 1
interrupts: GIC interrupt lines connected to PCI MSI interrupt lines
(required if the compatible is "ti,keystone-pcie")
msi-map: As specified in Documentation/devicetree/bindings/pci/pci-msi.txt
(required if the compatible is "ti,am654-pcie-rc".
ti,syscon-pcie-id : phandle to the device control module required to set device
id and vendor id.