Re: [v2,1/1] adv_mix955x is a scheme that multiplexes PCA9554/PCA9555 into LED and GPIO

From: Andy Shevchenko
Date: Sun May 02 2021 - 06:49:31 EST

On Tue, Apr 27, 2021 at 11:33 AM yuechao.zhao(赵越超)
<yuechao.zhao@xxxxxxxxxxxxxxxx> wrote:
> From: Yuechao Zhao <yuechao.zhao@xxxxxxxxxxxxxxxx>
> With this driver, we can multiplex PCA9554/PCA9555 into LED and GPIO based on the ACPI data of BIOS.

I really did no get the purpose of this rather enormous pile of code.
Why you can't simply use PCA9555 with correctly described leds-gpio.
What the problem this driver solves that can't be solved by existing

NAK till it will gain a very good justification.

With Best Regards,
Andy Shevchenko