From cdf8e2de16c01b2b44fc544a3b5de74d8092b517 Mon Sep 17 00:00:00 2001
From: Thierry Reding <treding@nvidia.com>
Date: Mon, 6 Dec 2021 16:55:59 +0100
Subject: [PATCH] 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>
Link: https://lore.kernel.org/r/20211206155559.232550-1-thierry.reding@gmail.com
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
---
.../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 8428415896ce5..a39c76b894849 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
--
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