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SubjectRe: [PATCH v1 1/3] Documentation: gpio: Input mode is not true Hi-Z
On Wed, Nov 30, 2022 at 4:55 PM Andy Shevchenko
<> wrote:

> The true Hi-Z (a.k.a. high impedance) mode is when pin is completely
> disconnected from the chip. This includes input buffer as well.
> Nevertheless, some hardware may not support that mode and they are
> considering input only as Hi-Z, but more precisely it is an equivalent
> to that, in electronics it's basically "an antenna mode".
> Sligthly correct documentation to take the above into consideration.
> Signed-off-by: Andy Shevchenko <>

Reviewed-by: Linus Walleij <>

Linus Walleij

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