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Message-Id: <20250327172803.3404615-4-m.felsch@pengutronix.de>
Date: Thu, 27 Mar 2025 18:28:02 +0100
From: Marco Felsch <m.felsch@...gutronix.de>
To: gregkh@...uxfoundation.org,
robh@...nel.org,
krzk+dt@...nel.org,
conor+dt@...nel.org,
mka@...omium.org,
lgirdwood@...il.com,
broonie@...nel.org,
festevam@...x.de,
stern@...land.harvard.edu,
festevam@...il.com
Cc: kernel@...gutronix.de,
linux-usb@...r.kernel.org,
devicetree@...r.kernel.org,
linux-kernel@...r.kernel.org
Subject: [PATCH v2 3/4] dt-bindings: usb: microchip,usb2514: add support for port vbus-supply
Some PCB designs don't connect the USB hub port power control GPIO and
instead make use of a host controllable regulator. Add support for this
use-case by introducing portX-vbus-supply property.
Signed-off-by: Marco Felsch <m.felsch@...gutronix.de>
---
.../devicetree/bindings/usb/microchip,usb2514.yaml | 6 ++++++
1 file changed, 6 insertions(+)
diff --git a/Documentation/devicetree/bindings/usb/microchip,usb2514.yaml b/Documentation/devicetree/bindings/usb/microchip,usb2514.yaml
index 4e3901efed3f..ae6a9fb4f3d0 100644
--- a/Documentation/devicetree/bindings/usb/microchip,usb2514.yaml
+++ b/Documentation/devicetree/bindings/usb/microchip,usb2514.yaml
@@ -49,6 +49,12 @@ patternProperties:
$ref: /schemas/usb/usb-device.yaml
additionalProperties: true
+ "^port[1-7]-vbus-supply$"
+ type: object
+ description:
+ Regulator controlling the USB VBUS on portX. Only required if the host
+ controls the portX VBUS.
+
allOf:
- $ref: usb-device.yaml#
- if:
--
2.39.5
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