linux-kernel - Re: [PATCH 2/2] phy: rockchip: inno-usb2: add usb2 phy support for rk3562

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Message-Id: <20250311100016.841525-1-amadeus@jmu.edu.cn>
Date: Tue, 11 Mar 2025 18:00:16 +0800
From: Chukun Pan <amadeus@....edu.cn>
To: kever.yang@...k-chips.com
Cc: frank.wang@...k-chips.com,
	heiko@...ech.de,
	kishon@...nel.org,
	linux-arm-kernel@...ts.infradead.org,
	linux-kernel@...r.kernel.org,
	linux-phy@...ts.infradead.org,
	linux-rockchip@...ts.infradead.org,
	vkoul@...nel.org,
	Chukun Pan <amadeus@....edu.cn>
Subject: Re: [PATCH 2/2] phy: rockchip: inno-usb2: add usb2 phy support for rk3562

Hi,

> This adds vbus detection function control and make the below tuning
> to enhance the usb2-phy SQ for RK3562 SoC.
>  - enable pre-emphasis during non-chirp phase
>  - set HS eye height to 425mv
>  - turn off differential receiver by default to save power

This is implemented by the rk3562_usb2phy_tuning function. Since
this is missing, I think the commit message needs to be changed.

Thanks,
Chukun

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2.25.1