From: Thierry Reding <treding@nvidia.com>
Date: Mon, 6 Dec 2021 15:55:59 +0000 (+0100)
Subject: dt-bindings: usb: tegra-xudc: Document interconnects and iommus properties
X-Git-Url: http://git.maquefel.me/?a=commitdiff_plain;h=cdf8e2de16c01b2b44fc544a3b5de74d8092b517;p=linux.git

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>
---

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