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1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127 128 129 130 131 132 133 134 135 136 137 138 139 140 141 142 143 144 145 146 147 148 149 150 151 152 153 154 155 156 157 158 159 160 161 162 163 164 165 166 167 168 169 170 171 172 173 | # SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause) %YAML 1.2 --- $id: http://devicetree.org/schemas/pci/qcom,pcie-sm8250.yaml# $schema: http://devicetree.org/meta-schemas/core.yaml# title: Qualcomm SM8250 PCI Express Root Complex maintainers: - Bjorn Andersson <andersson@kernel.org> - Manivannan Sadhasivam <manivannan.sadhasivam@linaro.org> description: Qualcomm SM8250 SoC PCIe root complex controller is based on the Synopsys DesignWare PCIe IP. properties: compatible: const: qcom,pcie-sm8250 reg: minItems: 5 maxItems: 6 reg-names: minItems: 5 items: - const: parf # Qualcomm specific registers - const: dbi # DesignWare PCIe registers - const: elbi # External local bus interface registers - const: atu # ATU address space - const: config # PCIe configuration space - const: mhi # MHI registers clocks: minItems: 8 maxItems: 9 clock-names: # Unfortunately the "optional" ref clock is used in the middle of the list oneOf: - items: - const: pipe # PIPE clock - 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: ref # REFERENCE clock - const: tbu # PCIe TBU clock - const: ddrss_sf_tbu # PCIe SF TBU clock - items: - const: pipe # PIPE clock - 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: tbu # PCIe TBU clock - const: ddrss_sf_tbu # PCIe SF TBU clock interrupts: minItems: 8 maxItems: 8 interrupt-names: items: - const: msi0 - const: msi1 - const: msi2 - const: msi3 - const: msi4 - const: msi5 - const: msi6 - const: msi7 resets: maxItems: 1 reset-names: items: - const: pci allOf: - $ref: qcom,pcie-common.yaml# unevaluatedProperties: false examples: - | #include <dt-bindings/clock/qcom,gcc-sm8250.h> #include <dt-bindings/gpio/gpio.h> #include <dt-bindings/interconnect/qcom,sm8250.h> #include <dt-bindings/interrupt-controller/arm-gic.h> soc { #address-cells = <2>; #size-cells = <2>; pcie@1c00000 { compatible = "qcom,pcie-sm8250"; reg = <0 0x01c00000 0 0x3000>, <0 0x60000000 0 0xf1d>, <0 0x60000f20 0 0xa8>, <0 0x60001000 0 0x1000>, <0 0x60100000 0 0x100000>, <0 0x01c03000 0 0x1000>; reg-names = "parf", "dbi", "elbi", "atu", "config", "mhi"; ranges = <0x01000000 0x0 0x00000000 0x0 0x60200000 0x0 0x100000>, <0x02000000 0x0 0x60300000 0x0 0x60300000 0x0 0x3d00000>; bus-range = <0x00 0xff>; device_type = "pci"; linux,pci-domain = <0>; num-lanes = <1>; #address-cells = <3>; #size-cells = <2>; clocks = <&gcc GCC_PCIE_0_PIPE_CLK>, <&gcc GCC_PCIE_0_AUX_CLK>, <&gcc GCC_PCIE_0_CFG_AHB_CLK>, <&gcc GCC_PCIE_0_MSTR_AXI_CLK>, <&gcc GCC_PCIE_0_SLV_AXI_CLK>, <&gcc GCC_PCIE_0_SLV_Q2A_AXI_CLK>, <&gcc GCC_AGGRE_NOC_PCIE_TBU_CLK>, <&gcc GCC_DDRSS_PCIE_SF_TBU_CLK>; clock-names = "pipe", "aux", "cfg", "bus_master", "bus_slave", "slave_q2a", "tbu", "ddrss_sf_tbu"; dma-coherent; interrupts = <GIC_SPI 141 IRQ_TYPE_LEVEL_HIGH>, <GIC_SPI 142 IRQ_TYPE_LEVEL_HIGH>, <GIC_SPI 143 IRQ_TYPE_LEVEL_HIGH>, <GIC_SPI 144 IRQ_TYPE_LEVEL_HIGH>, <GIC_SPI 145 IRQ_TYPE_LEVEL_HIGH>, <GIC_SPI 146 IRQ_TYPE_LEVEL_HIGH>, <GIC_SPI 147 IRQ_TYPE_LEVEL_HIGH>, <GIC_SPI 148 IRQ_TYPE_LEVEL_HIGH>; interrupt-names = "msi0", "msi1", "msi2", "msi3", "msi4", "msi5", "msi6", "msi7"; #interrupt-cells = <1>; interrupt-map-mask = <0 0 0 0x7>; interrupt-map = <0 0 0 1 &intc 0 149 IRQ_TYPE_LEVEL_HIGH>, /* int_a */ <0 0 0 2 &intc 0 150 IRQ_TYPE_LEVEL_HIGH>, /* int_b */ <0 0 0 3 &intc 0 151 IRQ_TYPE_LEVEL_HIGH>, /* int_c */ <0 0 0 4 &intc 0 152 IRQ_TYPE_LEVEL_HIGH>; /* int_d */ iommu-map = <0x0 &apps_smmu 0x1c00 0x1>, <0x100 &apps_smmu 0x1c01 0x1>; phys = <&pcie0_phy>; phy-names = "pciephy"; pinctrl-0 = <&pcie0_default_state>; pinctrl-names = "default"; power-domains = <&gcc PCIE_0_GDSC>; resets = <&gcc GCC_PCIE_0_BCR>; reset-names = "pci"; perst-gpios = <&tlmm 79 GPIO_ACTIVE_LOW>; wake-gpios = <&tlmm 81 GPIO_ACTIVE_HIGH>; }; }; |