[PATCH] net: stmmac: Support gpio high-level reset for devices requiring it

[Andrew Lunn]

On Tue, Jul 08, 2025 at 09:50:44AM -0700, Lizhe wrote:
> some devices only reset when the GPIO is at a high level, but the
> current function lacks support for such devices. add high-level
> reset functionality to the function to support devices that require
> high-level triggering for reset

You can probably specify this in DT:

reset-gpios = <&qe_pio_e 18 GPIO_ACTIVE_LOW>;

The gpio core will then flip the meaning of

gpiod_set_value_cansleep(reset_gpio, 1);

such that a value of 1 will become low, 0 will become high.

     Andrew