linux-kernel - Re: [PATCH v5 12/13] gpio: Add support for Airoha EN7523 GPIO controller

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Message-ID: <964e56b6-1245-c870-ac86-844c69eac29f@nbd.name>
Date:   Sun, 12 Dec 2021 07:59:05 +0100
From:   Felix Fietkau <nbd@....name>
To:     Linus Walleij <linus.walleij@...aro.org>
Cc:     linux-arm-kernel@...ts.infradead.org,
        Bartosz Golaszewski <brgl@...ev.pl>, john@...ozen.org,
        linux-kernel@...r.kernel.org, linux-gpio@...r.kernel.org
Subject: Re: [PATCH v5 12/13] gpio: Add support for Airoha EN7523 GPIO
 controller


On 2021-12-05 00:57, Linus Walleij wrote:
> On Thu, Dec 2, 2021 at 6:59 PM Felix Fietkau <nbd@....name> wrote:
> 
>> I just looked at the datasheet and the driver code again, and I think
>> EN7523 is too strange for proper generic GPIO support.
> 
> Yup I see that John explained it to me in the past, no problem.
> Let's do it like this then, but just drop select GPIO_GENERIC
> from KConfig since it's not used.
> 
> With that oneliner change:
> Reviewed-by: Linus Walleij <linus.walleij@...aro.org>
> 
> Yours,
> Linus Walleij
The generic GPIO API is still used for the data register. The driver 
calls bgpio_init(), so you suggested oneliner change won't work.

- Felix