[PATCH 4/4] dt-bindings: usb: tegra-xudc: Document interconnects and iommus properties

Thierry Reding
2021-12-09T16:54:03Z

From: Thierry Reding <treding@nvidia.com>

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.

Signed-off-by: Thierry Reding <treding@nvidia.com>
---
.../devicetree/bindings/usb/nvidia,tegra-xudc.yaml | 13 +++++++++++++
1 file changed, 13 insertions(+)

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
--
2.34.1