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
next prev parent 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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