Re: [PATCH] phy: mediatek: xsphy: clear U2 DTM0 force bits during init

From: Manivannan Sadhasivam

Date: Sat Sep 26 2026 - 10:20:13 EST


On Sat, Jul 11, 2026 at 01:34:46PM +0300, Nikolai Burov via B4 Relay wrote:
> From: Nikolai Burov <nikolai.burov@xxxxxxxxx>
>
> On mobile SoCs, the USB PHY is completely powered off during bootup.
> As a result, various bits in the DTM0 register are set that prevent
> the USB 2.0 PHY from functioning. Clear them as part of the
> initialization sequence.
>
> Signed-off-by: Nikolai Burov <nikolai.burov@xxxxxxxxx>

Reviewed-by: Manivannan Sadhasivam <manivannan.sadhasivam@xxxxxxxxxxxxxxxx>

- Mani

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