Convert the file into a JSON description at the yaml format. Signed-off-by: Kunihiko Hayashi <hayashi.kunihiko@xxxxxxxxxxxxx> --- .../bindings/pci/socionext,uniphier-pcie.yaml | 96 +++++++++++++++++++ .../devicetree/bindings/pci/uniphier-pcie.txt | 82 ---------------- MAINTAINERS | 2 +- 3 files changed, 97 insertions(+), 83 deletions(-) create mode 100644 Documentation/devicetree/bindings/pci/socionext,uniphier-pcie.yaml delete mode 100644 Documentation/devicetree/bindings/pci/uniphier-pcie.txt diff --git a/Documentation/devicetree/bindings/pci/socionext,uniphier-pcie.yaml b/Documentation/devicetree/bindings/pci/socionext,uniphier-pcie.yaml new file mode 100644 index 000000000000..f5926d0fb085 --- /dev/null +++ b/Documentation/devicetree/bindings/pci/socionext,uniphier-pcie.yaml @@ -0,0 +1,96 @@ +# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause) +%YAML 1.2 +--- +$id: http://devicetree.org/schemas/pci/socionext,uniphier-pcie.yaml# +$schema: http://devicetree.org/meta-schemas/core.yaml# + +title: Socionext UniPhier PCIe host controller + +description: | + UniPhier PCIe host controller is based on the Synopsys DesignWare + PCI core. It shares common features with the PCIe DesignWare core and + inherits common properties defined in + Documentation/devicetree/bindings/pci/snps,dw-pcie.yaml. + +maintainers: + - Kunihiko Hayashi <hayashi.kunihiko@xxxxxxxxxxxxx> + +allOf: + - $ref: /schemas/pci/snps,dw-pcie.yaml# + +properties: + compatible: + enum: + - socionext,uniphier-pcie + + reg: + minItems: 3 + maxItems: 4 + + reg-names: + minItems: 3 + items: + - const: dbi + - const: link + - const: config + - const: atu + + clocks: + maxItems: 1 + + resets: + maxItems: 1 + + num-viewport: true + + num-lanes: true + + phys: + maxItems: 1 + + phy-names: + const: pcie-phy + +required: + - compatible + - reg + - reg-names + - clocks + - resets + +unevaluatedProperties: false + +examples: + - | + pcie: pcie@66000000 { + compatible = "socionext,uniphier-pcie"; + reg-names = "dbi", "link", "config"; + reg = <0x66000000 0x1000>, <0x66010000 0x10000>, <0x2fff0000 0x10000>; + #address-cells = <3>; + #size-cells = <2>; + clocks = <&sys_clk 24>; + resets = <&sys_rst 24>; + num-lanes = <1>; + num-viewport = <1>; + bus-range = <0x0 0xff>; + device_type = "pci"; + ranges = <0x81000000 0 0x00000000 0x2ffe0000 0 0x00010000>, + <0x82000000 0 0x00000000 0x20000000 0 0x0ffe0000>; + phy-names = "pcie-phy"; + phys = <&pcie_phy>; + #interrupt-cells = <1>; + interrupt-names = "dma", "msi"; + interrupts = <0 224 4>, <0 225 4>; + interrupt-map-mask = <0 0 0 7>; + interrupt-map = <0 0 0 1 &pcie_intc 0>, + <0 0 0 2 &pcie_intc 1>, + <0 0 0 3 &pcie_intc 2>, + <0 0 0 4 &pcie_intc 3>; + + pcie_intc: legacy-interrupt-controller { + interrupt-controller; + #interrupt-cells = <1>; + interrupt-parent = <&gic>; + interrupts = <0 226 4>; + }; + }; diff --git a/Documentation/devicetree/bindings/pci/uniphier-pcie.txt b/Documentation/devicetree/bindings/pci/uniphier-pcie.txt deleted file mode 100644 index 359585db049f..000000000000 --- a/Documentation/devicetree/bindings/pci/uniphier-pcie.txt +++ /dev/null @@ -1,82 +0,0 @@ -Socionext UniPhier PCIe host controller bindings - -This describes the devicetree bindings for PCIe host controller implemented -on Socionext UniPhier SoCs. - -UniPhier PCIe host controller is based on the Synopsys DesignWare PCI core. -It shares common functions with the PCIe DesignWare core driver and inherits -common properties defined in -Documentation/devicetree/bindings/pci/snps,dw-pcie.yaml. - -Required properties: -- compatible: Should be "socionext,uniphier-pcie". -- reg: Specifies offset and length of the register set for the device. - According to the reg-names, appropriate register sets are required. -- reg-names: Must include the following entries: - "dbi" - controller configuration registers - "link" - SoC-specific glue layer registers - "config" - PCIe configuration space - "atu" - iATU registers for DWC version 4.80 or later -- clocks: A phandle to the clock gate for PCIe glue layer including - the host controller. -- resets: A phandle to the reset line for PCIe glue layer including - the host controller. -- interrupts: A list of interrupt specifiers. According to the - interrupt-names, appropriate interrupts are required. -- interrupt-names: Must include the following entries: - "dma" - DMA interrupt - "msi" - MSI interrupt - -Optional properties: -- phys: A phandle to generic PCIe PHY. According to the phy-names, appropriate - phys are required. -- phy-names: Must be "pcie-phy". - -Required sub-node: -- legacy-interrupt-controller: Specifies interrupt controller for legacy PCI - interrupts. - -Required properties for legacy-interrupt-controller: -- interrupt-controller: identifies the node as an interrupt controller. -- #interrupt-cells: specifies the number of cells needed to encode an - interrupt source. The value must be 1. -- interrupt-parent: Phandle to the parent interrupt controller. -- interrupts: An interrupt specifier for legacy interrupt. - -Example: - - pcie: pcie@66000000 { - compatible = "socionext,uniphier-pcie", "snps,dw-pcie"; - status = "disabled"; - reg-names = "dbi", "link", "config"; - reg = <0x66000000 0x1000>, <0x66010000 0x10000>, - <0x2fff0000 0x10000>; - #address-cells = <3>; - #size-cells = <2>; - clocks = <&sys_clk 24>; - resets = <&sys_rst 24>; - num-lanes = <1>; - num-viewport = <1>; - bus-range = <0x0 0xff>; - device_type = "pci"; - ranges = - /* downstream I/O */ - <0x81000000 0 0x00000000 0x2ffe0000 0 0x00010000 - /* non-prefetchable memory */ - 0x82000000 0 0x00000000 0x20000000 0 0x0ffe0000>; - #interrupt-cells = <1>; - interrupt-names = "dma", "msi"; - interrupts = <0 224 4>, <0 225 4>; - interrupt-map-mask = <0 0 0 7>; - interrupt-map = <0 0 0 1 &pcie_intc 0>, /* INTA */ - <0 0 0 2 &pcie_intc 1>, /* INTB */ - <0 0 0 3 &pcie_intc 2>, /* INTC */ - <0 0 0 4 &pcie_intc 3>; /* INTD */ - - pcie_intc: legacy-interrupt-controller { - interrupt-controller; - #interrupt-cells = <1>; - interrupt-parent = <&gic>; - interrupts = <0 226 4>; - }; - }; diff --git a/MAINTAINERS b/MAINTAINERS index 4cc47b2dbdc9..c1d377be991c 100644 --- a/MAINTAINERS +++ b/MAINTAINERS @@ -15337,7 +15337,7 @@ PCIE DRIVER FOR SOCIONEXT UNIPHIER M: Kunihiko Hayashi <hayashi.kunihiko@xxxxxxxxxxxxx> L: linux-pci@xxxxxxxxxxxxxxx S: Maintained -F: Documentation/devicetree/bindings/pci/uniphier-pcie* +F: Documentation/devicetree/bindings/pci/socionext,uniphier-pcie* F: drivers/pci/controller/dwc/pcie-uniphier* PCIE DRIVER FOR ST SPEAR13XX -- 2.25.1
