linux-kernel - Re: [PATCH v2] gpio: Add ChromeOS EC GPIO driver

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Message-ID: <CACRpkdY0DE-XxPO3vj34zmMvGj-sfGrjkkwGLuCKFdj=ksMJAA@mail.gmail.com>
Date: Tue, 20 Feb 2024 09:38:43 +0100
From: Linus Walleij <linus.walleij@...aro.org>
To: Stephen Boyd <swboyd@...omium.org>
Cc: Bartosz Golaszewski <brgl@...ev.pl>, linux-kernel@...r.kernel.org, patches@...ts.linux.dev, 
	devicetree@...r.kernel.org, chrome-platform@...ts.linux.dev, 
	Douglas Anderson <dianders@...omium.org>, Pin-yen Lin <treapking@...omium.org>, 
	linux-gpio@...r.kernel.org, Lee Jones <lee@...nel.org>, 
	Benson Leung <bleung@...omium.org>, Guenter Roeck <groeck@...omium.org>
Subject: Re: [PATCH v2] gpio: Add ChromeOS EC GPIO driver

On Tue, Feb 20, 2024 at 5:52 AM Stephen Boyd <swboyd@...omium.org> wrote:

> The ChromeOS embedded controller (EC) supports setting the state of
> GPIOs when the system is unlocked, and getting the state of GPIOs in all
> cases. The GPIOs are on the EC itself, so the EC acts similar to a GPIO
> expander. Add a driver to get and set the GPIOs on the EC through the
> host command interface.
>
> Cc: Lee Jones <lee@...nel.org>
> Cc: Linus Walleij <linus.walleij@...aro.org>
> Cc: Bartosz Golaszewski <brgl@...ev.pl>
> Cc: Benson Leung <bleung@...omium.org>
> Cc: Guenter Roeck <groeck@...omium.org>
> Cc: <linux-gpio@...r.kernel.org>
> Cc: <chrome-platform@...ts.linux.dev>
> Cc: Pin-yen Lin <treapking@...omium.org>
> Signed-off-by: Stephen Boyd <swboyd@...omium.org>

This looks good to me!
Reviewed-by: Linus Walleij <linus.walleij@...aro.org>

Yours,
Linus Walleij