linux-kernel - Re: [RFC PATCH] leds: add sgm3140 driver

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Date:   Thu, 27 Feb 2020 13:50:40 -0600
From:   Dan Murphy <dmurphy@...com>
To:     Luca Weiss <luca@...tu.xyz>, <linux-leds@...r.kernel.org>
CC:     Jacek Anaszewski <jacek.anaszewski@...il.com>,
        Pavel Machek <pavel@....cz>, <linux-kernel@...r.kernel.org>
Subject: Re: [RFC PATCH] leds: add sgm3140 driver

Luca

On 2/27/20 12:50 PM, Luca Weiss wrote:
> Add a driver for the SGMICRO SGM3140 Buck/Boost Charge Pump LED driver.
>
> This device is controller by two GPIO lines, one for enabling the LED
> and the second one for switching between torch and flash mode.
>
> The device will automatically switch to torch mode after being in flash
> mode for about 250-300ms, so after that time the driver will turn the
> LED off again automatically.
>
> Signed-off-by: Luca Weiss <luca@...tu.xyz>
> ---

You seem to be missing the devictree bindings doc for the GPIOs.

Dan