Merged TI feature connectivity into ti-linux-5.4.y

TI-Feature: connectivity
TI-Branch: connectivity-ti-linux-5.4.y

* 'connectivity-ti-linux-5.4.y' of ssh://bitbucket.itg.ti.com/lcpdpublicdom/connectivity

: (86 commits)
  arm64: dts: ti: Add DT overlay for PCIe + USB2.0 SERDES personality card
  arm64: dts: ti: Add DT overlay for PCIe + USB3.0 SERDES personality card
  PCI: keystone: Add workaround for Errata #i2037 (AM65x SR 1.0)
  PCI: keystone: Simplify PCI quirk using pcie_find_root_port()
  misc: pci_endpoint_test: Enable legacy interrupt
  misc: pci_endpoint_test: Use full pci-endpoint-test name in request irq
  misc: pci_endpoint_test: Fix to support > 10 pci-endpoint-test devices
  tools: PCI: Add 'e' to clear IRQ
  misc: pci_endpoint_test: Add ioctl to clear IRQ
  misc: pci_endpoint_test: Do not request or allocate IRQs in probe
  misc: pci_endpoint_test: Avoid using module parameter to determine irqtype
  misc: pci_endpoint_test: Populate sriov_configure ops to configure SR-IOV device
  PCI: cadence: Add support to configure virtual functions
  PCI: endpoint: Add virtual function number in pci_epc ops
  PCI: endpoint: Add support to link a physical function to a virtual function
  PCI: endpoint: Add support to add virtual function in endpoint core
  dt-bindings: PCI: cadence: Add binding to specify max virtual functions
  Documentation: PCI: endpoint/pci-endpoint-cfs: Guide to use SR-IOV
  PCI: endpoint: Assign function number for each PF in EPC core
  PCI: endpoint: Protect concurrent access to pci_epf_ops with mutex
  ...

Signed-off-by: Dan Murphy <dmurphy@ti.com>