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authorThierry Reding <treding@nvidia.com>2021-12-06 16:55:59 +0100
committerThierry Reding <treding@nvidia.com>2021-12-17 14:58:05 +0100
commita90901a5a373b364d1495dbd853d31f391c021a8 (patch)
treedd45784ccf17a0428f62f024e412f2b82dcd1ff8
parentcd1fe47862c71994390e810182785a4f4d371875 (diff)
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dt-bindings: usb: tegra-xudc: Document interconnects and iommus properties
Add the interconnects, interconnect-names and iommus properties to the device tree bindings for the Tegra XUDC controller. These are used to describe the device's paths to and from memory. Acked-by: Rob Herring <robh@kernel.org> Signed-off-by: Thierry Reding <treding@nvidia.com>
-rw-r--r--Documentation/devicetree/bindings/usb/nvidia,tegra-xudc.yaml13
1 files changed, 13 insertions, 0 deletions
diff --git a/Documentation/devicetree/bindings/usb/nvidia,tegra-xudc.yaml b/Documentation/devicetree/bindings/usb/nvidia,tegra-xudc.yaml
index 8428415896ce..a39c76b89484 100644
--- a/Documentation/devicetree/bindings/usb/nvidia,tegra-xudc.yaml
+++ b/Documentation/devicetree/bindings/usb/nvidia,tegra-xudc.yaml
@@ -59,6 +59,19 @@ properties:
- const: fs_src
- const: hs_src
+ interconnects:
+ items:
+ - description: memory read client
+ - description: memory write client
+
+ interconnect-names:
+ items:
+ - const: dma-mem # read
+ - const: write
+
+ iommus:
+ maxItems: 1
+
power-domains:
items:
- description: XUSBB(device) power-domain