diff options
Diffstat (limited to 'Documentation/devicetree')
5 files changed, 182 insertions, 26 deletions
diff --git a/Documentation/devicetree/bindings/pci/mediatek-pcie-gen3.yaml b/Documentation/devicetree/bindings/pci/mediatek-pcie-gen3.yaml index 0499b94627ae..c00be39af64e 100644 --- a/Documentation/devicetree/bindings/pci/mediatek-pcie-gen3.yaml +++ b/Documentation/devicetree/bindings/pci/mediatek-pcie-gen3.yaml @@ -48,7 +48,13 @@ allOf: properties: compatible: - const: mediatek,mt8192-pcie + oneOf: + - items: + - enum: + - mediatek,mt8188-pcie + - mediatek,mt8195-pcie + - const: mediatek,mt8192-pcie + - const: mediatek,mt8192-pcie reg: maxItems: 1 @@ -84,7 +90,9 @@ properties: - const: tl_96m - const: tl_32k - const: peri_26m - - const: top_133m + - enum: + - top_133m # for MT8192 + - peri_mem # for MT8188/MT8195 assigned-clocks: maxItems: 1 @@ -126,6 +134,7 @@ required: - interrupts - ranges - clocks + - clock-names - '#interrupt-cells' - interrupt-controller diff --git a/Documentation/devicetree/bindings/pci/microchip,pcie-host.yaml b/Documentation/devicetree/bindings/pci/microchip,pcie-host.yaml index d2c1b3d46584..f7a3c2636355 100644 --- a/Documentation/devicetree/bindings/pci/microchip,pcie-host.yaml +++ b/Documentation/devicetree/bindings/pci/microchip,pcie-host.yaml @@ -25,6 +25,33 @@ properties: - const: cfg - const: apb + clocks: + description: + Fabric Interface Controllers, FICs, are the interface between the FPGA + fabric and the core complex on PolarFire SoC. The FICs require two clocks, + one from each side of the interface. The "FIC clocks" described by this + property are on the core complex side & communication through a FIC is not + possible unless it's corresponding clock is enabled. A clock must be + enabled for each of the interfaces the root port is connected through. + This could in theory be all 4 interfaces, one interface or any combination + in between. + minItems: 1 + items: + - description: FIC0's clock + - description: FIC1's clock + - description: FIC2's clock + - description: FIC3's clock + + clock-names: + description: + As any FIC connection combination is possible, the names should match the + order in the clocks property and take the form "ficN" where N is a number + 0-3 + minItems: 1 + maxItems: 4 + items: + pattern: '^fic[0-3]$' + interrupts: minItems: 1 items: @@ -40,6 +67,10 @@ properties: ranges: maxItems: 1 + dma-ranges: + minItems: 1 + maxItems: 6 + msi-controller: description: Identifies the node as an MSI controller. diff --git a/Documentation/devicetree/bindings/pci/qcom,pcie-ep.yaml b/Documentation/devicetree/bindings/pci/qcom,pcie-ep.yaml index 3d23599e5e91..977c976ea799 100644 --- a/Documentation/devicetree/bindings/pci/qcom,pcie-ep.yaml +++ b/Documentation/devicetree/bindings/pci/qcom,pcie-ep.yaml @@ -9,12 +9,11 @@ title: Qualcomm PCIe Endpoint Controller binding maintainers: - Manivannan Sadhasivam <manivannan.sadhasivam@linaro.org> -allOf: - - $ref: "pci-ep.yaml#" - properties: compatible: - const: qcom,sdx55-pcie-ep + enum: + - qcom,sdx55-pcie-ep + - qcom,sm8450-pcie-ep reg: items: @@ -35,24 +34,12 @@ properties: - const: mmio clocks: - items: - - description: PCIe Auxiliary clock - - description: PCIe CFG AHB clock - - description: PCIe Master AXI clock - - description: PCIe Slave AXI clock - - description: PCIe Slave Q2A AXI clock - - description: PCIe Sleep clock - - description: PCIe Reference clock + minItems: 7 + maxItems: 8 clock-names: - items: - - const: aux - - const: cfg - - const: bus_master - - const: bus_slave - - const: slave_q2a - - const: sleep - - const: ref + minItems: 7 + maxItems: 8 qcom,perst-regs: description: Reference to a syscon representing TCSR followed by the two @@ -105,7 +92,6 @@ required: - reg-names - clocks - clock-names - - qcom,perst-regs - interrupts - interrupt-names - reset-gpios @@ -113,6 +99,64 @@ required: - reset-names - power-domains +allOf: + - $ref: pci-ep.yaml# + - if: + properties: + compatible: + contains: + enum: + - qcom,sdx55-pcie-ep + then: + properties: + clocks: + items: + - description: PCIe Auxiliary clock + - description: PCIe CFG AHB clock + - description: PCIe Master AXI clock + - description: PCIe Slave AXI clock + - description: PCIe Slave Q2A AXI clock + - description: PCIe Sleep clock + - description: PCIe Reference clock + clock-names: + items: + - const: aux + - const: cfg + - const: bus_master + - const: bus_slave + - const: slave_q2a + - const: sleep + - const: ref + + - if: + properties: + compatible: + contains: + enum: + - qcom,sm8450-pcie-ep + then: + properties: + clocks: + items: + - description: PCIe Auxiliary clock + - description: PCIe CFG AHB clock + - description: PCIe Master AXI clock + - description: PCIe Slave AXI clock + - description: PCIe Slave Q2A AXI clock + - description: PCIe Reference clock + - description: PCIe DDRSS SF TBU clock + - description: PCIe AGGRE NOC AXI clock + clock-names: + items: + - const: aux + - const: cfg + - const: bus_master + - const: bus_slave + - const: slave_q2a + - const: ref + - const: ddrss_sf_tbu + - const: aggre_noc_axi + unevaluatedProperties: false examples: diff --git a/Documentation/devicetree/bindings/pci/qcom,pcie.yaml b/Documentation/devicetree/bindings/pci/qcom,pcie.yaml index dd84f1487bed..54f07852d279 100644 --- a/Documentation/devicetree/bindings/pci/qcom,pcie.yaml +++ b/Documentation/devicetree/bindings/pci/qcom,pcie.yaml @@ -25,8 +25,10 @@ properties: - qcom,pcie-ipq4019 - qcom,pcie-ipq8074 - qcom,pcie-qcs404 + - qcom,pcie-sa8540p - qcom,pcie-sc7280 - qcom,pcie-sc8180x + - qcom,pcie-sc8280xp - qcom,pcie-sdm845 - qcom,pcie-sm8150 - qcom,pcie-sm8250 @@ -181,6 +183,7 @@ allOf: enum: - qcom,pcie-sc7280 - qcom,pcie-sc8180x + - qcom,pcie-sc8280xp - qcom,pcie-sm8250 - qcom,pcie-sm8450-pcie0 - qcom,pcie-sm8450-pcie1 @@ -599,6 +602,36 @@ allOf: - const: pci # PCIe core reset - if: + properties: + compatible: + contains: + enum: + - qcom,pcie-sa8540p + - qcom,pcie-sc8280xp + then: + properties: + clocks: + minItems: 8 + maxItems: 9 + clock-names: + minItems: 8 + items: + - const: aux # Auxiliary clock + - const: cfg # Configuration clock + - const: bus_master # Master AXI clock + - const: bus_slave # Slave AXI clock + - const: slave_q2a # Slave Q2A clock + - const: ddrss_sf_tbu # PCIe SF TBU clock + - const: noc_aggr_4 # NoC aggregate 4 clock + - const: noc_aggr_south_sf # NoC aggregate South SF clock + - const: cnoc_qx # Configuration NoC QX clock + resets: + maxItems: 1 + reset-names: + items: + - const: pci # PCIe core reset + + - if: not: properties: compatible: @@ -626,8 +659,6 @@ allOf: - resets - reset-names - # Newer chipsets support either 1 or 8 MSI vectors - # On older chipsets it's always 1 MSI vector - if: properties: compatible: @@ -662,7 +693,40 @@ allOf: - const: msi5 - const: msi6 - const: msi7 - else: + + - if: + properties: + compatible: + contains: + enum: + - qcom,pcie-sc8280xp + then: + properties: + interrupts: + minItems: 4 + maxItems: 4 + interrupt-names: + items: + - const: msi0 + - const: msi1 + - const: msi2 + - const: msi3 + + - if: + properties: + compatible: + contains: + enum: + - qcom,pcie-apq8064 + - qcom,pcie-apq8084 + - qcom,pcie-ipq4019 + - qcom,pcie-ipq6018 + - qcom,pcie-ipq8064 + - qcom,pcie-ipq8064-v2 + - qcom,pcie-ipq8074 + - qcom,pcie-qcs404 + - qcom,pcie-sa8540p + then: properties: interrupts: maxItems: 1 diff --git a/Documentation/devicetree/bindings/pci/sifive,fu740-pcie.yaml b/Documentation/devicetree/bindings/pci/sifive,fu740-pcie.yaml index 195e6afeb169..844fc7142302 100644 --- a/Documentation/devicetree/bindings/pci/sifive,fu740-pcie.yaml +++ b/Documentation/devicetree/bindings/pci/sifive,fu740-pcie.yaml @@ -51,6 +51,12 @@ properties: description: A phandle to the PCIe power up reset line. maxItems: 1 + clocks: + maxItems: 1 + + clock-names: + const: pcie_aux + pwren-gpios: description: Should specify the GPIO for controlling the PCI bus device power on. maxItems: 1 @@ -66,6 +72,7 @@ required: - interrupt-map-mask - interrupt-map - clocks + - clock-names - resets - pwren-gpios - reset-gpios @@ -104,6 +111,7 @@ examples: <0x0 0x0 0x0 0x2 &plic0 58>, <0x0 0x0 0x0 0x3 &plic0 59>, <0x0 0x0 0x0 0x4 &plic0 60>; + clock-names = "pcie_aux"; clocks = <&prci FU740_PRCI_CLK_PCIE_AUX>; resets = <&prci 4>; pwren-gpios = <&gpio 5 0>; |