Messages in this thread |  | | Subject | Re: [PATCH V2 9/9] ARM: dts: stm32: add initial support of stm32mp157c eval board | From | Alexandre Torgue <> | Date | Thu, 21 Dec 2017 11:44:55 +0100 |
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On 12/21/2017 10:18 AM, Linus Walleij wrote: > On Wed, Dec 20, 2017 at 10:19 AM, Alexandre Torgue > <alexandre.torgue@st.com> wrote: >> On 12/20/2017 08:44 AM, Linus Walleij wrote: > >>> gpio-line-names = "foo", "bar" ...; >>> >>> See for example >>> arch/arm/boot/dts/bcm2835-rpi-a.dts >>> arch/arm/boot/dts/ste-snowball.dts > (...) >> >> It looks like useful for pins used as gpio line. Are you saying that we also >> have to describe pins used as Alternate Function ? > > No. The use of the names is up to the platform maintainer (you), > leaving a blank string for non-GPIO lines is just fine. > > Some platforms add the name of the actual function used by the > line on the design, if it is not GPIO, sometimes something in > brachets like "[i2c0-SDA]" that says what it is used for and explains > why you can't use it for GPIO on this setup. > > But just leaving it blank is just as good.
Ok thanks Linus. I will take it into account. It could be useful to add it for MCU and future MPU boards.
Regards Alex
> > Yours, > Linus Walleij >
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