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Signed-off-by: Vidya Sagar --- .../devicetree/bindings/pci/nvidia,tegra194-pcie.yaml | 10 ++++++++-- .../devicetree/bindings/pci/snps,dw-pcie.yaml | 2 +- 2 files changed, 9 insertions(+), 3 deletions(-) diff --git a/Documentation/devicetree/bindings/pci/nvidia,tegra194-pcie.yaml b/Documentation/devicetree/bindings/pci/nvidia,tegra194-pcie.yaml index 75da3e8eecb9..15cc2d2055bb 100644 --- a/Documentation/devicetree/bindings/pci/nvidia,tegra194-pcie.yaml +++ b/Documentation/devicetree/bindings/pci/nvidia,tegra194-pcie.yaml @@ -27,6 +27,7 @@ properties: - nvidia,tegra234-pcie reg: + minItems: 4 items: - description: controller's application logic registers - description: configuration registers @@ -35,13 +36,17 @@ properties: available for software access. - description: aperture where the Root Port's own configuration registers are available. + - description: aperture to access the configuration space through ECAM. + This is applicable only for Tegra234. reg-names: + minItems: 4 items: - const: appl - const: config - const: atu_dma - const: dbi + - const: ecam interrupts: items: @@ -305,8 +310,9 @@ examples: reg = <0x00 0x14160000 0x0 0x00020000>, /* appl registers (128K) */ <0x00 0x36000000 0x0 0x00040000>, /* configuration space (256K) */ <0x00 0x36040000 0x0 0x00040000>, /* iATU_DMA reg space (256K) */ - <0x00 0x36080000 0x0 0x00040000>; /* DBI reg space (256K) */ - reg-names = "appl", "config", "atu_dma", "dbi"; + <0x00 0x36080000 0x0 0x00040000>, /* DBI reg space (256K) */ + <0x24 0x30000000 0x0 0x10000000>; /* ECAM (256MB) */ + reg-names = "appl", "config", "atu_dma", "dbi", "ecam"; #address-cells = <3>; #size-cells = <2>; diff --git a/Documentation/devicetree/bindings/pci/snps,dw-pcie.yaml b/Documentation/devicetree/bindings/pci/snps,dw-pcie.yaml index 7287d395e1b6..7e0b015f1414 100644 --- a/Documentation/devicetree/bindings/pci/snps,dw-pcie.yaml +++ b/Documentation/devicetree/bindings/pci/snps,dw-pcie.yaml @@ -35,7 +35,7 @@ properties: maxItems: 5 items: enum: [ dbi, dbi2, config, atu, atu_dma, app, appl, elbi, mgmt, ctrl, - parf, cfg, link, ulreg, smu, mpu, apb, phy ] + parf, cfg, link, ulreg, smu, mpu, apb, phy, ecam ] num-lanes: description: |