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This maintains the same restriction for cases where 'ranges' is absent. minItems of 'reg' and 'reg-names' change to 1 because only one 'dbi' register space is required if use 'ranges' describe outbound memory space. minItems of 'reg' and 'reg-names' in snps,dw-pcie-common.yaml also change to 1 from 2. It doesn't loss restriction because it is 2 in snps,dw-pcie.yaml. Signed-off-by: Frank Li --- .../bindings/pci/snps,dw-pcie-common.yaml | 4 ++-- .../devicetree/bindings/pci/snps,dw-pcie-ep.yaml | 21 +++++++++++++++++---- 2 files changed, 19 insertions(+), 6 deletions(-) diff --git a/Documentation/devicetree/bindings/pci/snps,dw-pcie-common.yaml b/Documentation/devicetree/bindings/pci/snps,dw-pcie-common.yaml index dc05761c5cf93..16d5fe77d117a 100644 --- a/Documentation/devicetree/bindings/pci/snps,dw-pcie-common.yaml +++ b/Documentation/devicetree/bindings/pci/snps,dw-pcie-common.yaml @@ -32,11 +32,11 @@ properties: is selected. Note the PCIe CFG-space, PL and Shadow registers are specific for each activated function, while the rest of the sub-spaces are common for all of them (if there are more than one). - minItems: 2 + minItems: 1 maxItems: 7 reg-names: - minItems: 2 + minItems: 1 maxItems: 7 interrupts: diff --git a/Documentation/devicetree/bindings/pci/snps,dw-pcie-ep.yaml b/Documentation/devicetree/bindings/pci/snps,dw-pcie-ep.yaml index f474b9e3fc7e2..184c519d2b7c6 100644 --- a/Documentation/devicetree/bindings/pci/snps,dw-pcie-ep.yaml +++ b/Documentation/devicetree/bindings/pci/snps,dw-pcie-ep.yaml @@ -25,18 +25,33 @@ select: allOf: - $ref: /schemas/pci/pci-ep.yaml# - $ref: /schemas/pci/snps,dw-pcie-common.yaml# + - if: + not: + required: + - ranges + then: + properties: + reg: + minItems: 2 + reg-names: + minItems: 2 + allOf: + - contains: + const: addr_space properties: + ranges: true + reg: description: DBI, DBI2 reg-spaces and outbound memory window are required for the normal controller functioning. iATU memory IO region is also required if the space is unrolled (IP-core version >= 4.80a). - minItems: 2 + minItems: 1 maxItems: 7 reg-names: - minItems: 2 + minItems: 1 maxItems: 7 items: oneOf: @@ -106,8 +121,6 @@ properties: allOf: - contains: const: dbi - - contains: - const: addr_space interrupts: description: