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author | Bjorn Helgaas <bhelgaas@google.com> | 2015-11-03 08:39:32 -0600 |
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committer | Bjorn Helgaas <bhelgaas@google.com> | 2015-11-03 08:39:32 -0600 |
commit | 7225107e158241b7e22f15b9f4c3db0b3330984d (patch) | |
tree | 7050af734ec625ac7ee53b8487b8ece65a5f0967 /Documentation/devicetree/bindings/pci | |
parent | 4ed31f24a6416cc60bc8e92c25b2de3060fbedf8 (diff) | |
parent | bd33b87a9a15f8182e8c6a49f5413e7ef79372bf (diff) | |
download | op-kernel-dev-7225107e158241b7e22f15b9f4c3db0b3330984d.zip op-kernel-dev-7225107e158241b7e22f15b9f4c3db0b3330984d.tar.gz |
Merge branch 'pci/host-layerscape' into next
* pci/host-layerscape:
PCI: layerscape: Add ls_pcie_msi_host_init()
PCI: layerscape: Add support for LS1043a and LS2080a
PCI: layerscape: Remove unused fields from struct ls_pcie
PCI: layerscape: Update ls_add_pcie_port()
PCI: layerscape: Factor out SCFG related function
PCI: layerscape: Ignore PCIe controllers in Endpoint mode
PCI: layerscape: Remove ls_pcie_establish_link()
Diffstat (limited to 'Documentation/devicetree/bindings/pci')
-rw-r--r-- | Documentation/devicetree/bindings/pci/layerscape-pci.txt | 14 |
1 files changed, 12 insertions, 2 deletions
diff --git a/Documentation/devicetree/bindings/pci/layerscape-pci.txt b/Documentation/devicetree/bindings/pci/layerscape-pci.txt index 6286f04..e376785 100644 --- a/Documentation/devicetree/bindings/pci/layerscape-pci.txt +++ b/Documentation/devicetree/bindings/pci/layerscape-pci.txt @@ -1,10 +1,20 @@ Freescale Layerscape PCIe controller -This PCIe host controller is based on the Synopsis Designware PCIe IP +This PCIe host controller is based on the Synopsys DesignWare PCIe IP and thus inherits all the common properties defined in designware-pcie.txt. +This controller derives its clocks from the Reset Configuration Word (RCW) +which is used to describe the PLL settings at the time of chip-reset. + +Also as per the available Reference Manuals, there is no specific 'version' +register available in the Freescale PCIe controller register set, +which can allow determining the underlying DesignWare PCIe controller version +information. + Required properties: -- compatible: should contain the platform identifier such as "fsl,ls1021a-pcie" +- compatible: should contain the platform identifier such as: + "fsl,ls1021a-pcie", "snps,dw-pcie" + "fsl,ls2080a-pcie", "snps,dw-pcie" - reg: base addresses and lengths of the PCIe controller - interrupts: A list of interrupt outputs of the controller. Must contain an entry for each entry in the interrupt-names property. |