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OPP table is a generic property that is also required by other Qcom platforms. Hence move this property to qcom,pcie-common.yaml so that PCIe on other Qcom platforms is able to adjust power domain performance state and ICC peak bandwidth according to the given PCIe generation speed and link width. Link: https://lore.kernel.org/r/20241101030902.579789-2-quic_qianyu@quicinc.com Signed-off-by: Qiang Yu <quic_qianyu@quicinc.com> [kwilczynski: commit log] Signed-off-by: Krzysztof Wilczyński <kwilczynski@kernel.org> Reviewed-by: Krzysztof Kozlowski <krzk@kernel.org> Reviewed-by: Manivannan Sadhasivam <manivannan.sadhasivam@linaro.org>
108 lines
1.6 KiB
YAML
108 lines
1.6 KiB
YAML
# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
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%YAML 1.2
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---
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$id: http://devicetree.org/schemas/pci/qcom,pcie-common.yaml#
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$schema: http://devicetree.org/meta-schemas/core.yaml#
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title: Qualcomm PCI Express Root Complex Common Properties
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maintainers:
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- Bjorn Andersson <andersson@kernel.org>
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- Manivannan Sadhasivam <manivannan.sadhasivam@linaro.org>
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properties:
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reg:
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minItems: 4
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maxItems: 6
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reg-names:
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minItems: 4
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maxItems: 6
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interrupts:
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minItems: 1
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maxItems: 9
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interrupt-names:
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minItems: 1
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maxItems: 9
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iommu-map:
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minItems: 1
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maxItems: 16
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clocks:
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minItems: 3
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maxItems: 13
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clock-names:
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minItems: 3
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maxItems: 13
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dma-coherent: true
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interconnects:
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maxItems: 2
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interconnect-names:
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items:
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- const: pcie-mem
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- const: cpu-pcie
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phys:
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maxItems: 1
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phy-names:
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items:
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- const: pciephy
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power-domains:
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maxItems: 1
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required-opps:
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maxItems: 1
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resets:
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minItems: 1
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maxItems: 12
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reset-names:
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minItems: 1
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maxItems: 12
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perst-gpios:
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description: GPIO controlled connection to PERST# signal
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maxItems: 1
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wake-gpios:
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description: GPIO controlled connection to WAKE# signal
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maxItems: 1
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vddpe-3v3-supply:
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description: PCIe endpoint power supply
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operating-points-v2: true
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opp-table:
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type: object
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required:
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- reg
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- reg-names
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- interrupt-map-mask
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- interrupt-map
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- clocks
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- clock-names
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anyOf:
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- required:
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- interrupts
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- interrupt-names
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- "#interrupt-cells"
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- required:
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- msi-map
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allOf:
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- $ref: /schemas/pci/pci-host-bridge.yaml#
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additionalProperties: true
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