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author | Thippeswamy Havalige <thippeswamy.havalige@amd.com> | 2023-10-03 20:34:52 +0300 |
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committer | Krzysztof Wilczyński <kwilczynski@kernel.org> | 2023-10-26 17:26:46 +0300 |
commit | 4ae1cd7d4be2d1388bcfcd8371eb001a4cec88e2 (patch) | |
tree | 0287ad2712b34338b403f1535848395fbebf6810 /Documentation/devicetree/bindings/pci | |
parent | a977ee945e9490fabd33dcc33399e992252598cf (diff) | |
download | linux-4ae1cd7d4be2d1388bcfcd8371eb001a4cec88e2.tar.xz |
dt-bindings: PCI: xilinx-xdma: Add schemas for Xilinx XDMA PCIe Root Port Bridge
Add YAML devicetree schemas for Xilinx XDMA Soft IP PCIe Root Port Bridge.
[kwilczynski: commit log]
Link: https://lore.kernel.org/linux-pci/20231003173453.938190-3-thippeswamy.havalige@amd.com
Signed-off-by: Thippeswamy Havalige <thippeswamy.havalige@amd.com>
Signed-off-by: Bharat Kumar Gogada <bharat.kumar.gogada@amd.com>
Signed-off-by: Krzysztof Wilczyński <kwilczynski@kernel.org>
Reviewed-by: Krzysztof Kozlowski <krzysztof.kozlowski@linaro.org>
Acked-by: Rob Herring <robh@kernel.org>
Diffstat (limited to 'Documentation/devicetree/bindings/pci')
-rw-r--r-- | Documentation/devicetree/bindings/pci/xlnx,xdma-host.yaml | 114 |
1 files changed, 114 insertions, 0 deletions
diff --git a/Documentation/devicetree/bindings/pci/xlnx,xdma-host.yaml b/Documentation/devicetree/bindings/pci/xlnx,xdma-host.yaml new file mode 100644 index 000000000000..0aa00b8e49b3 --- /dev/null +++ b/Documentation/devicetree/bindings/pci/xlnx,xdma-host.yaml @@ -0,0 +1,114 @@ +# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause) +%YAML 1.2 +--- +$id: http://devicetree.org/schemas/pci/xlnx,xdma-host.yaml# +$schema: http://devicetree.org/meta-schemas/core.yaml# + +title: Xilinx XDMA PL PCIe Root Port Bridge + +maintainers: + - Thippeswamy Havalige <thippeswamy.havalige@amd.com> + +allOf: + - $ref: /schemas/pci/pci-bus.yaml# + +properties: + compatible: + const: xlnx,xdma-host-3.00 + + reg: + maxItems: 1 + + ranges: + maxItems: 2 + + interrupts: + items: + - description: interrupt asserted when miscellaneous interrupt is received. + - description: msi0 interrupt asserted when an MSI is received. + - description: msi1 interrupt asserted when an MSI is received. + + interrupt-names: + items: + - const: misc + - const: msi0 + - const: msi1 + + interrupt-map-mask: + items: + - const: 0 + - const: 0 + - const: 0 + - const: 7 + + interrupt-map: + maxItems: 4 + + "#interrupt-cells": + const: 1 + + interrupt-controller: + description: identifies the node as an interrupt controller + type: object + properties: + interrupt-controller: true + + "#address-cells": + const: 0 + + "#interrupt-cells": + const: 1 + + required: + - interrupt-controller + - "#address-cells" + - "#interrupt-cells" + + additionalProperties: false + +required: + - compatible + - reg + - ranges + - interrupts + - interrupt-map + - interrupt-map-mask + - "#interrupt-cells" + - interrupt-controller + +unevaluatedProperties: false + +examples: + + - | + #include <dt-bindings/interrupt-controller/arm-gic.h> + #include <dt-bindings/interrupt-controller/irq.h> + + soc { + #address-cells = <2>; + #size-cells = <2>; + pcie@a0000000 { + compatible = "xlnx,xdma-host-3.00"; + reg = <0x0 0xa0000000 0x0 0x10000000>; + ranges = <0x2000000 0x0 0xb0000000 0x0 0xb0000000 0x0 0x1000000>, + <0x43000000 0x5 0x0 0x5 0x0 0x0 0x1000000>; + #address-cells = <3>; + #size-cells = <2>; + #interrupt-cells = <1>; + device_type = "pci"; + interrupt-parent = <&gic>; + interrupts = <GIC_SPI 89 IRQ_TYPE_LEVEL_HIGH>, <GIC_SPI 90 IRQ_TYPE_LEVEL_HIGH>, + <GIC_SPI 91 IRQ_TYPE_LEVEL_HIGH>; + interrupt-names = "misc", "msi0", "msi1"; + interrupt-map-mask = <0x0 0x0 0x0 0x7>; + interrupt-map = <0 0 0 1 &pcie_intc_0 0>, + <0 0 0 2 &pcie_intc_0 1>, + <0 0 0 3 &pcie_intc_0 2>, + <0 0 0 4 &pcie_intc_0 3>; + pcie_intc_0: interrupt-controller { + #address-cells = <0>; + #interrupt-cells = <1>; + interrupt-controller; + }; + }; + }; |