linux-kernel - [PATCH 1/6] dt-bindings: usb: dwc3: Document usb-soc-be property

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Message-Id: <20250425-fp4-usb-audio-offload-v1-1-f90f571636e4@fairphone.com>
Date: Fri, 25 Apr 2025 12:44:51 +0200
From: Luca Weiss <luca.weiss@...rphone.com>
To: Greg Kroah-Hartman <gregkh@...uxfoundation.org>, 
 Rob Herring <robh@...nel.org>, Krzysztof Kozlowski <krzk+dt@...nel.org>, 
 Conor Dooley <conor+dt@...nel.org>, Felipe Balbi <balbi@...nel.org>, 
 Srinivas Kandagatla <srini@...nel.org>, Liam Girdwood <lgirdwood@...il.com>, 
 Mark Brown <broonie@...nel.org>, Jaroslav Kysela <perex@...ex.cz>, 
 Takashi Iwai <tiwai@...e.com>, Bjorn Andersson <andersson@...nel.org>, 
 Konrad Dybcio <konradybcio@...nel.org>, 
 Wesley Cheng <quic_wcheng@...cinc.com>, 
 Stephan Gerhold <stephan.gerhold@...aro.org>
Cc: ~postmarketos/upstreaming@...ts.sr.ht, phone-devel@...r.kernel.org, 
 linux-usb@...r.kernel.org, devicetree@...r.kernel.org, 
 linux-kernel@...r.kernel.org, 
 Krzysztof Kozlowski <krzysztof.kozlowski@...aro.org>, 
 linux-arm-msm@...r.kernel.org, linux-sound@...r.kernel.org, 
 Luca Weiss <luca.weiss@...rphone.com>
Subject: [PATCH 1/6] dt-bindings: usb: dwc3: Document usb-soc-be property

The property usb-soc-be is used by the new SoC USB layer which is used
for USB audio offloading on Qualcomm SoCs.

Cc: Wesley Cheng <quic_wcheng@...cinc.com>
Signed-off-by: Luca Weiss <luca.weiss@...rphone.com>
---
 Documentation/devicetree/bindings/usb/snps,dwc3-common.yaml | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/Documentation/devicetree/bindings/usb/snps,dwc3-common.yaml b/Documentation/devicetree/bindings/usb/snps,dwc3-common.yaml
index 6c0b8b6538246adf746fe7ccd6df936131c61444..07549dec0f74234465fa9b6ab21871762a2f5127 100644
--- a/Documentation/devicetree/bindings/usb/snps,dwc3-common.yaml
+++ b/Documentation/devicetree/bindings/usb/snps,dwc3-common.yaml
@@ -38,6 +38,10 @@ properties:
       - description: USB2/HS PHY
       - description: USB3/SS PHY
 
+  usb-soc-be:
+    $ref: /schemas/types.yaml#/definitions/phandle
+    description: Link to the USB SoC sound backend
+
   phys:
     minItems: 1
     maxItems: 19

-- 
2.49.0