[PATCH 2/2] ARM: dts: sun8i: Add extra UART pinmux settings for A23/33

Maxime Ripard maxime.ripard at free-electrons.com
Fri Aug 26 13:18:42 PDT 2016


Hi,

On Tue, Aug 23, 2016 at 09:51:05PM +0800, Icenowy Zheng wrote:
> 
> 
> 23.08.2016, 19:42, "Maxime Ripard" <maxime.ripard at free-electrons.com>:
> > Hi,
> >
> > On Tue, Aug 23, 2016 at 01:58:26PM +0800, Icenowy Zheng wrote:
> >>  A23/33 have 4 UART controllers outside PRCM. However, the devicetree used
> >>  to mentioned only UART0's pinmux settings. Some extra UART controllers have
> >>  RTS/CTS, and is suitable for using as bluetooth UART controller.
> >>
> >>  Add the pinmux settings for the UART controller, to make use of the
> >>  bluetooth function of some tablets.
> >>
> >>  Signed-off-by: Icenowy Zheng <icenowy at aosc.xyz>
> >
> > Our policy is that we avoid adding unused pinctrl nodes to not cripple
> > the DT for no particular reason.
> >
> > So please add only the nodes you'll need in your tablet.
> 
> Then... if what I needs is the PG group of uart1, should I name it as
> uart1_pins_a or uart1_pins_b?

We don't have any rules here, whichever comes first wins.

Maxime

-- 
Maxime Ripard, Free Electrons
Embedded Linux and Kernel engineering
http://free-electrons.com
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