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From: Ryan Chen <ryan_chen@aspeedtech.com>
To: Greg Kroah-Hartman <gregkh@linuxfoundation.org>,
	Rob Herring <robh@kernel.org>,
	Krzysztof Kozlowski <krzk+dt@kernel.org>,
	Conor Dooley <conor+dt@kernel.org>, Joel Stanley <joel@jms.id.au>,
	Andrew Jeffery <andrew@codeconstruct.com.au>,
	Benjamin Herrenschmidt <benh@kernel.crashing.org>,
	Philipp Zabel <p.zabel@pengutronix.de>
Cc: <linux-usb@vger.kernel.org>, <devicetree@vger.kernel.org>,
	<linux-arm-kernel@lists.infradead.org>,
	<linux-aspeed@lists.ozlabs.org>, <linux-kernel@vger.kernel.org>,
	Ryan Chen <ryan_chen@aspeedtech.com>
Subject: [PATCH 1/2] dt-bindings: usb: aspeed,usb-vhub: Add ast2700 support
Date: Wed, 26 Nov 2025 16:26:30 +0800	[thread overview]
Message-ID: <20251126-upstream_vhub-v1-1-910709937ee0@aspeedtech.com> (raw)
In-Reply-To: <20251126-upstream_vhub-v1-0-910709937ee0@aspeedtech.com>

Add the "aspeed,ast2700-usb-vhub" compatible. The ast2700 vhub
controller requires an reset, so make the "resets" property
mandatory for this compatible to reflect the hardware requirement.

Signed-off-by: Ryan Chen <ryan_chen@aspeedtech.com>
---
 Documentation/devicetree/bindings/usb/aspeed,usb-vhub.yaml | 14 ++++++++++++++
 1 file changed, 14 insertions(+)

diff --git a/Documentation/devicetree/bindings/usb/aspeed,usb-vhub.yaml b/Documentation/devicetree/bindings/usb/aspeed,usb-vhub.yaml
index 7f22f9c031b2..c9ebb6e004d1 100644
--- a/Documentation/devicetree/bindings/usb/aspeed,usb-vhub.yaml
+++ b/Documentation/devicetree/bindings/usb/aspeed,usb-vhub.yaml
@@ -26,6 +26,7 @@ properties:
       - aspeed,ast2400-usb-vhub
       - aspeed,ast2500-usb-vhub
       - aspeed,ast2600-usb-vhub
+      - aspeed,ast2700-usb-vhub
 
   reg:
     maxItems: 1
@@ -33,6 +34,9 @@ properties:
   clocks:
     maxItems: 1
 
+  resets:
+    maxItems: 1
+
   interrupts:
     maxItems: 1
 
@@ -107,6 +111,16 @@ required:
   - aspeed,vhub-downstream-ports
   - aspeed,vhub-generic-endpoints
 
+if:
+  properties:
+    compatible:
+      contains:
+        const: aspeed,ast2700-usb-vhub
+
+then:
+  required:
+    - resets
+
 additionalProperties: false
 
 examples:

-- 
2.34.1



  reply	other threads:[~2025-11-26  8:26 UTC|newest]

Thread overview: 5+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2025-11-26  8:26 [PATCH 0/2] Add AST2700 support for Aspeed vhub Ryan Chen
2025-11-26  8:26 ` Ryan Chen [this message]
2025-11-26 18:57   ` [PATCH 1/2] dt-bindings: usb: aspeed,usb-vhub: Add ast2700 support Conor Dooley
2025-11-27  0:42     ` Ryan Chen
2025-11-26  8:26 ` [PATCH 2/2] usb: gadget: aspeed-vhub: " Ryan Chen

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