Re: [PATCH v2 1/1] dt-bindings: usb: Fix EIC7700 USB reset's issue

[Conor Dooley]

On Wed, Apr 15, 2026 at 02:42:38PM +0800, caohang@xxxxxxxxxxxxxxxxxx wrote:
> From: Hang Cao <caohang@xxxxxxxxxxxxxxxxxx>
> 
> The EIC7700 USB requires a USB PHY reset operation; otherwise, the USB
> will not work. The reason why the USB driver that was applied can work
> properly is that the USB PHY has already been reset in ESWIN's U-Boot.
> 
> However, the proper functioning of the USB driver should not be dependent
> on the bootloader. Therefore, it is necessary to incorporate the USB PHY
> reset signal into the DT bindings.
> 
> This patch does not introduce any backward incompatibility since the dts
> is not upstream yet. As array of reset operations are used in the driver,
> no modifications to the USB controller driver are needed.
> 
> Fixes: c640a4239db5 ("dt-bindings: usb: Add ESWIN EIC7700 USB controller")
> Signed-off-by: Hang Cao <caohang@xxxxxxxxxxxxxxxxxx>

Acked-by: Conor Dooley <conor.dooley@xxxxxxxxxxxxx>

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