linux-kernel - Re: [PATCH v8 1/2] dt-bindings: phy: google: Add Google Tensor G5 USB PHY

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Message-ID: <20251206-viridian-shrimp-of-growth-43ddd0@quoll>
Date: Sat, 6 Dec 2025 11:48:23 +0100
From: Krzysztof Kozlowski <krzk@...nel.org>
To: Roy Luo <royluo@...gle.com>
Cc: Vinod Koul <vkoul@...nel.org>, 
	Kishon Vijay Abraham I <kishon@...nel.org>, Rob Herring <robh@...nel.org>, 
	Krzysztof Kozlowski <krzk+dt@...nel.org>, Conor Dooley <conor+dt@...nel.org>, 
	Peter Griffin <peter.griffin@...aro.org>, André Draszik <andre.draszik@...aro.org>, 
	Tudor Ambarus <tudor.ambarus@...aro.org>, Philipp Zabel <p.zabel@...gutronix.de>, 
	Badhri Jagan Sridharan <badhri@...gle.com>, Doug Anderson <dianders@...gle.com>, 
	linux-phy@...ts.infradead.org, devicetree@...r.kernel.org, linux-kernel@...r.kernel.org, 
	linux-arm-kernel@...ts.infradead.org, linux-samsung-soc@...r.kernel.org, 
	Joy Chakraborty <joychakr@...gle.com>, Naveen Kumar <mnkumar@...gle.com>
Subject: Re: [PATCH v8 1/2] dt-bindings: phy: google: Add Google Tensor G5
 USB PHY

On Fri, Dec 05, 2025 at 03:54:11AM +0000, Roy Luo wrote:
> Document the device tree bindings for the USB PHY interfaces integrated
> with the DWC3 controller on Google Tensor SoCs, starting with G5
> generation (Laguna). The USB PHY on Tensor G5 includes two integrated
> Synopsys PHY IPs: the eUSB 2.0 PHY IP and the USB 3.2/DisplayPort combo
> PHY IP.
> 
> Due to a complete architectural overhaul in the Google Tensor G5, the
> existing Samsung/Exynos USB PHY binding for older generations of Google
> silicons such as gs101 are no longer compatible, necessitating this new
> device tree binding.
> 
> Signed-off-by: Roy Luo <royluo@...gle.com>
> ---
>  .../bindings/phy/google,lga-usb-phy.yaml           | 133 +++++++++++++++++++++
>  MAINTAINERS                                        |   1 +
>  2 files changed, 134 insertions(+)

Reviewed-by: Krzysztof Kozlowski <krzysztof.kozlowski@....qualcomm.com>

Best regards,
Krzysztof