Re: [PATCH RFC] gpio: of: document gpio-init nodes

[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index]

 



On Fri, Sep 22, 2017 at 10:41 PM, Uwe Kleine-König
<u.kleine-koenig@xxxxxxxxxxxxxx> wrote:

> Sometimes it is desirable to define a "safe" configuration for a GPIO in
> the device tree but let the operating system later still make use of
> this pin.
>
> This might for example be useful to initially configure a debug pin that
> is usually unconnected as output to prevent floating until it is used
> later.
>
> Signed-off-by: Uwe Kleine-König <u.kleine-koenig@xxxxxxxxxxxxxx>

This makes perfect sense to me, and makes things simple, consistent
and easy to understand for DTS authors.

In my opinion.

But I would like to see some opinion from a DT maintainer, we need to
have some rough consensus on this.

Yours,
Linus Walleij
--
To unsubscribe from this list: send the line "unsubscribe linux-gpio" in
the body of a message to majordomo@xxxxxxxxxxxxxxx
More majordomo info at  http://vger.kernel.org/majordomo-info.html




[Index of Archives]     [Linux SPI]     [Linux Kernel]     [Linux ARM (vger)]     [Linux ARM MSM]     [Linux Omap]     [Linux Arm]     [Linux Tegra]     [Fedora ARM]     [Linux for Samsung SOC]     [eCos]     [Linux Fastboot]     [Gcc Help]     [Git]     [DCCP]     [IETF Announce]     [Security]     [Linux MIPS]     [Yosemite Campsites]

  Powered by Linux