Commit Graph

7 Commits

Author SHA1 Message Date
Minda Chen
39bd5f8225 PCI: microchip: Move PLDA functions to pcie-plda-host.c
Move plda_pcie_setup_window() and plda_pcie_setup_iomems() to
pcie-plda-host.c so they can be shared by all PLDA-based drivers.

Link: https://lore.kernel.org/linux-pci/20240328091835.14797-10-minda.chen@starfivetech.com
Signed-off-by: Minda Chen <minda.chen@starfivetech.com>
Signed-off-by: Krzysztof Wilczyński <kwilczynski@kernel.org>
Signed-off-by: Bjorn Helgaas <bhelgaas@google.com>
Reviewed-by: Conor Dooley <conor.dooley@microchip.com>
2024-05-28 11:15:28 -05:00
Minda Chen
ed18db138c PCI: microchip: Rename PLDA functions to be generic
Rename mc_pcie_setup_window() to plda_pcie_setup_window() and
mc_pcie_setup_windows() to plda_pcie_setup_iomems() so they can be shared
by all PLDA-based drivers.

Link: https://lore.kernel.org/linux-pci/20240328091835.14797-8-minda.chen@starfivetech.com
Signed-off-by: Minda Chen <minda.chen@starfivetech.com>
Signed-off-by: Krzysztof Wilczyński <kwilczynski@kernel.org>
Signed-off-by: Bjorn Helgaas <bhelgaas@google.com>
Reviewed-by: Conor Dooley <conor.dooley@microchip.com>
2024-05-28 11:15:28 -05:00
Minda Chen
41ceca8c61 PCI: microchip: Move PLDA structures to plda-pcie.h
Move the PLDA generic data structures to a header file so they can be
re-used by all PLDA-based drivers.

[kwilczynski: commit log]
Link: https://lore.kernel.org/linux-pci/20240328091835.14797-7-minda.chen@starfivetech.com
Signed-off-by: Minda Chen <minda.chen@starfivetech.com>
Signed-off-by: Krzysztof Wilczyński <kwilczynski@kernel.org>
Signed-off-by: Bjorn Helgaas <bhelgaas@google.com>
Reviewed-by: Conor Dooley <conor.dooley@microchip.com>
2024-05-28 11:15:28 -05:00
Minda Chen
e9b7007a94 PCI: microchip: Rename PLDA structures to be generic
Rename struct mc_msi to plda_msi and move most of struct mc_pcie to a new
struct plda_pcie_rp so they can be shared by all PLDA-based drivers.

The axi_base_addr field remains in struct mc_pcie since it's
Microchip-specific data.

The event interrupt code is still using struct mc_pcie because the event
interrupt code can not be re-used.

[kwilczynski: commit log]
Link: https://lore.kernel.org/linux-pci/20240328091835.14797-6-minda.chen@starfivetech.com
Signed-off-by: Minda Chen <minda.chen@starfivetech.com>
Signed-off-by: Krzysztof Wilczyński <kwilczynski@kernel.org>
Signed-off-by: Bjorn Helgaas <bhelgaas@google.com>
Reviewed-by: Conor Dooley <conor.dooley@microchip.com>
2024-05-28 11:15:28 -05:00
Minda Chen
55ba2532b3 PCI: microchip: Add bridge_addr field to struct mc_pcie
Bridge address base is common PLDA field, add this to struct mc_pcie first.

INTx and MSI interrupt code will be changed to common code, so get the
bridge base address from port->bridge_addr instead of axi_base_addr.
The axi_base_addr is Microchip-specific data.

Link: https://lore.kernel.org/linux-pci/20240328091835.14797-5-minda.chen@starfivetech.com
Signed-off-by: Minda Chen <minda.chen@starfivetech.com>
Signed-off-by: Krzysztof Wilczyński <kwilczynski@kernel.org>
Signed-off-by: Bjorn Helgaas <bhelgaas@google.com>
Reviewed-by: Conor Dooley <conor.dooley@microchip.com>
2024-05-28 11:15:28 -05:00
Minda Chen
692c9b0a64 PCI: microchip: Move PLDA IP register macros to pcie-plda.h
Move PLDA PCIe host controller IP registers macros to pcie-plda.h,
including bridge registers and PLDA IRQ event number.

Link: https://lore.kernel.org/linux-pci/20240328091835.14797-4-minda.chen@starfivetech.com
Signed-off-by: Minda Chen <minda.chen@starfivetech.com>
Signed-off-by: Krzysztof Wilczyński <kwilczynski@kernel.org>
Signed-off-by: Bjorn Helgaas <bhelgaas@google.com>
Reviewed-by: Conor Dooley <conor.dooley@microchip.com>
2024-05-28 11:15:28 -05:00
Minda Chen
24934ee897 PCI: microchip: Move pcie-microchip-host.c to PLDA directory
Since Microchip PolarFire PCIe host is PLDA XpressRich IP, move to PLDA
directory. Prepare for refactoring the codes.

[kwilczynski: commit log]
Link: https://lore.kernel.org/linux-pci/20240328091835.14797-3-minda.chen@starfivetech.com
Signed-off-by: Minda Chen <minda.chen@starfivetech.com>
Signed-off-by: Krzysztof Wilczyński <kwilczynski@kernel.org>
Signed-off-by: Bjorn Helgaas <bhelgaas@google.com>
Reviewed-by: Conor Dooley <conor.dooley@microchip.com>
2024-05-28 11:15:28 -05:00