lkml.org 
[lkml]   [2019]   [Feb]   [20]   [last100]   RSS Feed
Views: [wrap][no wrap]   [headers]  [forward] 
 
Messages in this thread
/
From
SubjectRe: [PATCH] ARM: dts: sun7i: add pinctrl for missing uart mux options
Date
Maxime Ripard <maxime.ripard@bootlin.com> writes:

> On Wed, Feb 20, 2019 at 04:58:49PM +0800, Chen-Yu Tsai wrote:
>> On Sun, Feb 17, 2019 at 2:21 AM Mans Rullgard <mans@mansr.com> wrote:
>> >
>> > This adds pinctrl settings for various missing uart options.
>> >
>> > Signed-off-by: Mans Rullgard <mans@mansr.com>
>> > ---
>> > arch/arm/boot/dts/sun7i-a20.dtsi | 45 ++++++++++++++++++++++++++++++++
>> > 1 file changed, 45 insertions(+)
>> >
>> > diff --git a/arch/arm/boot/dts/sun7i-a20.dtsi b/arch/arm/boot/dts/sun7i-a20.dtsi
>> > index af5b067a5f83..2295ff5adf48 100644
>> > --- a/arch/arm/boot/dts/sun7i-a20.dtsi
>> > +++ b/arch/arm/boot/dts/sun7i-a20.dtsi
>> > @@ -944,6 +944,31 @@
>> > function = "uart0";
>> > };
>> >
>> > + uart0_pf_pins: uart0-pf-pins {
>> > + pins = "PF2", "PF4";
>> > + function = "uart0";
>> > + };
>>
>> We've had the policy of not adding pinctrl nodes that aren't used in-tree,
>> to avoid bloating up the blob size. However DTC 1.4.7 introduced the new
>> /omit-if-no-ref/ directive, which would make the compiler discard marked
>> nodes if they aren't referenced.
>>
>> So please add this to all the new nodes. It seems to work regardless whether
>> you add it before or after the label, though having it after the label seems
>> to make vim syntax highlighting happier.

Should we also add this to existing nodes?

BTW, I really do need all those uart pin options.

--
Måns Rullgård

\
 
 \ /
  Last update: 2019-02-20 12:01    [W:5.347 / U:0.048 seconds]
©2003-2020 Jasper Spaans|hosted at Digital Ocean and TransIP|Read the blog|Advertise on this site