[PATCH v4 3/3] ARM: mach-shmobile: r8a7740: Setup the serial devices using DT

Arnd Bergmann arnd at arndb.de
Tue Mar 5 14:22:02 EST 2013


On Tuesday 05 March 2013, Bastian Hecht wrote:
> 2013/3/4 Arnd Bergmann <arnd at arndb.de>:
> > On Monday 04 March 2013 17:20:54 Bastian Hecht wrote:
> >>
> >> +       sci at e6c40000 {
> >> +               compatible = "renesas,sci-SCIFA-uart";
> >> +               interrupt-parent = <&intca>;
> >> +               reg = <0xe6c40000 0x100>;
> >> +               interrupts = <0x0c00>, <0x0c00>, <0x0c00>, <0x0c00>;
> >> +               cell-index = <0>;
> >> +               renesas,scscr = <0x30>;
> >> +               renesas,scbrr-algo-id = <4>;
> >> +               renesas,autoconf;
> >> +       };
> >
> > The default name for a uart is "serial", I would recommend sticking to
> > that by convention. You may also want to add an "aliases" node
> > somewhere, to define which port should get which logical device number
> > on a given board.
> 
> Switched to "...-serial".

I actually meant the name, not the "compatible" value. For compatible, either
version is fine with me. What I think you should change though is renaming
"sci at e6c40000" to "serial at e6c40000".

> About the aliases: Would I need to add that now, or can we postpone that?
> 

No hurry for that. It's just a feature that comes in very handy, but not
all platforms implement it.

	Arnd



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