# Re: \[PATCH 5/6\] mtd: rawnand: ams-delta: use GPIO lookup table

- From: Andy Shevchenko \<hidden\>
- Date: 2018-05-20 16:17:09 
- List: linux-fbdev
- Page: https://ratatoskr.run/linux-fbdev/2018/05/5288234
- Thread: https://ratatoskr.run/linux-arm-kernel/2018/05/5287779/t.md

```text
On Sun, May 20, 2018 at 6:37 PM, Janusz Krzysztofik [ref] wrote:
> On Sunday, May 20, 2018 4:44:31 PM CEST Andy Shevchenko wrote:

>> Though, I completely dislike "rdy" name of GPIO. Where is it documented?
>
> No documentation files for Amstrad Delta nor for its NAND driver specifically
> exist under Documentation/. However, there exist some for generic GPIO NAND
> driver where the pin name "rdy" is used explicitly:
> Documentation/driver-api/gpio/drivers-on-gpio.rst
> Documentation/devicetree/bindings/mtd/gpio-control-nand.txt
> You can find that mnemonic used across drivers/mtd/nand/, standalone or as a
> suffix, including the Amstrad Delta NAND driver before the change discussed.

> To be honest, I don't like it much either, but I'm just using it instead of
> inventing something new.

OK, that's what I was looking for. Since it's already in use and
documented, then it's fine for me.

-- 
With Best Regards,
Andy Shevchenko
```