[PATCH V3] phy: nop-phy: Enable reset-gpios support

[Tom Rini]

On Sat, Jan 22, 2022 at 12:02:02PM -0600, Adam Ford wrote:

> Some usb-nop-xceiv devices use a gpio to put them in and
> out of reset.  Add a reset function to put them into that
> state.  This is similar to how Linux handles the
> usb-nop-xceiv driver.
> 
> Signed-off-by: Adam Ford <aford173 at gmail.com>
> ---
> V3:  Encapsulate the nop_phy_ops reference to nop_phy_reset
>      in an if-def so it doesn't appear when DM_GPIO is not
>      enabled.
> 
> V2:  Only use the GPIO functions when DM_GPIO is enabled
>      Add error handling so if the GPIO fails, it will shutdown
>      the clocks and return with the error code.
>      Call nop_phy_reset() instead of repeating the same code.

At the risk of sounding a bit too cranky, please build test v4 for
k2e_evm as it's still failing to build due to these changes.

-- 
Tom
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