# Re: \[PATCH 2/3\] Input: ads7846 - fix up the pendown GPIO setup on Nokia 770

- From: Linus Walleij \<hidden\>
- Date: 2025-01-02 21:32:12 
- List: linux-fbdev
- Page: https://ratatoskr.run/linux-fbdev/2025/01/2875521
- Thread: https://ratatoskr.run/linux-fbdev/2025/01/2875315/t.md

```text
On Thu, Jan 2, 2025 at 7:20 PM Aaro Koskinen [ref] wrote:

> The GPIO is set up as an IRQ, so request it as non-exclusive. Otherwise the
> probe fails on Nokia 770 with:
>
>     ads7846 spi2.0: failed to request pendown GPIO
>     ads7846: probe of spi2.0 failed with error -16
>
> Also the polarity is wrong. Fix it.
>
> Fixes: 767d83361aaa ("Input: ads7846 - Convert to use software nodes")
> Signed-off-by: Aaro Koskinen <aaro.koskinen@iki.fi>

Reviewed-by: Linus Walleij <redacted>

Yours,
Linus Walleij
```