linux-kernel - [PATCH v3 0/8] PCI: qcom-ep: add support for using the EP on SAR2130P and SM8450

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Message-Id: <20250221-sar2130p-pci-v3-0-61a0fdfb75b4@linaro.org>
Date: Fri, 21 Feb 2025 17:51:58 +0200
From: Dmitry Baryshkov <dmitry.baryshkov@...aro.org>
To: Manivannan Sadhasivam <manivannan.sadhasivam@...aro.org>, 
 Lorenzo Pieralisi <lpieralisi@...nel.org>, 
 Krzysztof Wilczyński <kw@...ux.com>, 
 Rob Herring <robh@...nel.org>, Bjorn Helgaas <bhelgaas@...gle.com>, 
 Krzysztof Kozlowski <krzk+dt@...nel.org>, 
 Conor Dooley <conor+dt@...nel.org>, 
 Mrinmay Sarkar <quic_msarkar@...cinc.com>, 
 Bjorn Andersson <andersson@...nel.org>, 
 Konrad Dybcio <konradybcio@...nel.org>
Cc: Krzysztof Wilczyński <kwilczynski@...nel.org>, 
 Krzysztof Kozlowski <krzysztof.kozlowski@...aro.org>, 
 linux-arm-msm@...r.kernel.org, linux-pci@...r.kernel.org, 
 devicetree@...r.kernel.org, linux-kernel@...r.kernel.org
Subject: [PATCH v3 0/8] PCI: qcom-ep: add support for using the EP on
 SAR2130P and SM8450

Update the incomplete SM8450 support and bring in SAR2130P support for
the PCIe1 controller to be used in EP mode.

Signed-off-by: Dmitry Baryshkov <dmitry.baryshkov@...aro.org>
---
Changes in v3:
- Rephrased commit messages, adding notes regarding ABI breaks
  (Krzysztof)
- Added missing minTems (Krzysztof)
- Reworked schema, merging reg/-names and interrupts/-names to a single
  conditional clause.
- Added dma-coherent to the list of allowed properties.
- Link to v2: https://lore.kernel.org/r/20250221-sar2130p-pci-v2-0-cc87590ffbeb@linaro.org

Changes in v2:
- Rephrase IOMMU commit message to stop mentioning eDMA (Mani)
- Explain why it is impossible to use fallback compatibles (Mani)
- Reformat names to vertical lists (Konrad)
- Use ACTIVE_ONLY for cpu-pcie interconnect (Konrad)
- Use tags for sm8450 interconnects (Konrad)
- Link to v1: https://lore.kernel.org/r/20250217-sar2130p-pci-v1-0-94b20ec70a14@linaro.org

---
Dmitry Baryshkov (8):
      dt-bindings: PCI: qcom-ep: describe optional dma-coherent property
      dt-bindings: PCI: qcom-ep: describe optional IOMMU
      dt-bindings: PCI: qcom-ep: enable DMA for SM8450
      dt-bindings: PCI: qcom-ep: consolidate DMA vs non-DMA usecases
      dt-bindings: PCI: qcom-ep: add SAR2130P compatible
      PCI: dwc: pcie-qcom-ep: enable EP support for SAR2130P
      arm64: dts: qcom: sar2130p: add PCIe EP device nodes
      arm64: dts: qcom: sm8450: add PCIe EP device nodes

 .../devicetree/bindings/pci/qcom,pcie-ep.yaml      | 100 +++++++++++++++------
 arch/arm64/boot/dts/qcom/sar2130p.dtsi             |  61 +++++++++++++
 arch/arm64/boot/dts/qcom/sm8450.dtsi               |  62 +++++++++++++
 drivers/pci/controller/dwc/pcie-qcom-ep.c          |   1 +
 4 files changed, 198 insertions(+), 26 deletions(-)
---
base-commit: 6b063ae40049a93bc662cb0c1653a691424b11a1
change-id: 20241017-sar2130p-pci-80dae35a67e8

Best regards,
-- 
Dmitry Baryshkov <dmitry.baryshkov@...aro.org>