On 7/27/2016 12:33 AM, William Hermans wrote:
> Charles,
>
> Is there a way through modifying your overlay files to put an output pin in a
> specific state as the overlay file is loaded ? I noticed one can change input
> to
> output as needed in fragment@2. But do not see a way to change pin state.
> unless
> if it'll work if i replace "input" with hi, or low ? I've replaced with
> "output"
> and that works . . . e.g.
>
> P8_07 {
> gpio-name = "P8_07";
> gpio = <&gpio2 2 0>;
> dir-changeable;
> };
The pin exporting is done by the gpio-of-helper kernel module, so you
can use anything that driver understands, like init-high or init-low:
P8_07 {
gpio-name = "P8_07";
gpio = <&gpio2 2 0>;
output;
init-high;
};
--
Charles Steinkuehler
[email protected]
--
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