On Wed, Nov 29, 2017 at 01:14:21PM +0300, Sergei Shtylyov wrote:
> Hello!
>
> On 11/29/2017 12:51 PM, Simon Horman wrote:
>
> > > Add the initial device tree for the V3M Starter Kit board.
> > > The board has 1 debug serial port (SCIF0); include support for it,
> > > so that the serial console can work.
> > >
> > > Based on the original (and large) patch by Vladimir Barinov.
> > >
> > > Signed-off-by: Vladimir Barinov <vladimir.barinov@xxxxxxxxxxxxxxxxxx>
> > > Signed-off-by: Sergei Shtylyov <sergei.shtylyov@xxxxxxxxxxxxxxxxxx>
> > >
> > > ---
> > > arch/arm64/boot/dts/renesas/Makefile | 2 -
> [...]
> > > Index: renesas/arch/arm64/boot/dts/renesas/r8a77970-v3msk.dts
> > > ===================================================================
> > > --- /dev/null
> > > +++ renesas/arch/arm64/boot/dts/renesas/r8a77970-v3msk.dts
> > > @@ -0,0 +1,44 @@
> > > +/*
> > > + * Device Tree Source for the V3M Starter Kit board
> > > + *
> > > + * Copyright (C) 2017 Renesas Electronics Corp.
> > > + * Copyright (C) 2017 Cogent Embedded, Inc.
> > > + *
> > > + * This file is licensed under the terms of the GNU General Public License
> > > + * version 2. This program is licensed "as is" without any warranty of any
> > > + * kind, whether express or implied.
> > > + */
> > > +
> > > +/dts-v1/;
> > > +#include "r8a77970.dtsi"
> > > +
> > > +/ {
> > > + model = "Renesas V3M Starter Kit board";
> > > + compatible = "renesas,v3msk", "renesas,r8a77970";
> > > +
> > > + aliases {
> > > + serial0 = &scif0;
> > > + };
> > > +
> > > + chosen {
> >
> > For consistency with other Renesas boards I would like to request the
> > following be added here:
> >
> > bootargs = "ignore_loglevel rw";
>
> There's currently no consistency as ulcb.dtsi doesn't seem to specify
> "bootargs" prop at all. Moreover, this prop seems to be ignored by ARM64
> kernel -- I can only specify "bootargs" in U-Boot....
I had assumed that ulcb.dtsi should be updated in this regards but
I now see that bootargs does not seem to have any effect (on
r8a7796/salvator-x) as you suggest.
I have applied this and the following patch.
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