Re: [PATCH 3/5] ARM: dts: introduce MPS2 AN385/AN386

From: Arnd Bergmann
Date: Mon Apr 25 2016 - 07:34:22 EST


On Monday 25 April 2016 11:15:35 Vladimir Murzin wrote:
> >> +
> >> +#include "mps2.dtsi"
> >> +
> >> +/ {
> >> + model = "ARM MPS2 Application Note 385/386";
> >> + compatible = "arm,mps2";
> >> +
> >> + aliases {
> >> + serial0 = &uart0;
> >> + };
> >> +
> >> + chosen {
> >> + bootargs = "rdinit=/sbin/init earlycon";
> >
> > The rootfs should be independent from the board.
> > In my opinion, this type of bootargs should not be part of the DTS.
>
> I have no strong opinion on this, but quick grep shows plenty places
> where the same happens, and even [1] has rootfs specific option as an
> example. So if there is no strong call to remove rdinit from bootargs,
> I'd prefer to keep it as it makes testing easier for me.
>
> [1] Documentation/devicetree/booting-without-of.txt
>

I think "rdinit=/sbin/init" is redundant, that is what we try running
anyway, so I don't see any downside in removing it.

Arnd