Thread (13 messages) flat view 13 messages, 2 authors, 3d ago

Re: [PATCH 1/8] dt-bindings: usb: ti,usb8041: document the TUSB8040A hub

From: Krzysztof Kozlowski <krzk@kernel.org>
Date: 2026-08-13 09:46:04
Also in: linux-devicetree, linux-usb, lkml

On Mon, Aug 10, 2026 at 03:42:32AM +0300, Dmitry Baryshkov wrote:
The TI TUSB8040A four-port USB 3.0 hub is not documented, so onboard
device nodes for it cannot be validated.

Document it next to its TUSB8041 sibling: the same reset-gpios/peer-hub
properties apply. Besides the datasheet default 0451:8040 / 0451:8042
IDs, also document 0451:8041 / 0451:8043: the configuration EEPROM can
override the product IDs, and e.g. the APQ8074 Dragonboard programs
these values, as seen when booting the vendor image.

Assisted-by: Claude:claude-fable-5
Signed-off-by: Dmitry Baryshkov <redacted>
---
 Documentation/devicetree/bindings/usb/ti,usb8041.yaml | 6 +++++-
 1 file changed, 5 insertions(+), 1 deletion(-)
Reviewed-by: Krzysztof Kozlowski <redacted>

Best regards,
Krzysztof
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