linux-kernel - Re: [PATCH 0/6] DT early console initialization

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Date:	Wed, 28 May 2014 13:30:01 -0700
From:	Greg Kroah-Hartman <gregkh@...uxfoundation.org>
To:	Rob Herring <robherring2@...il.com>
Cc:	"devicetree@...r.kernel.org" <devicetree@...r.kernel.org>,
	"linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>,
	"linux-arm-kernel@...ts.infradead.org" 
	<linux-arm-kernel@...ts.infradead.org>,
	Benjamin Herrenschmidt <benh@...nel.crashing.org>,
	Arnd Bergmann <arnd@...db.de>,
	Grant Likely <grant.likely@...aro.org>
Subject: Re: [PATCH 0/6] DT early console initialization

On Wed, May 28, 2014 at 11:30:04AM -0500, Rob Herring wrote:
> On Wed, May 14, 2014 at 9:26 AM, Grant Likely <grant.likely@...aro.org> wrote:
> > On Thu,  8 May 2014 17:23:37 -0500, Rob Herring <robherring2@...il.com> wrote:
> >> From: Rob Herring <robh@...nel.org>
> >>
> >> This series adds support for early serial console initialization using
> >> DT. This enables determining the serial port type and address using the
> >> FDT and allows enabling the console before platform specific
> >> initialization runs. I've tested this on arm64. ARM support is dependent
> >> on adding fixmap support.
> >>
> >> Currently, the earlycon is only enabled if "earlycon" is present on the
> >> kernel command line. The FDT needs to have /chosen/stdout-path set to
> >> the path of the serial port.
> >>
> >> This series is dependent on generic earlycon[1], libfdt support[2], and
> >> vmlinux.lds.h clean-ups[3]. The first 2 are in linux-next already. A git
> >> branch is available here:
> >>
> >> git://git.kernel.org/pub/scm/linux/kernel/git/robh/linux.git earlycon-dt
> >
> > Nice. For the whole series:
> >
> > Acked-by: Grant Likely <grant.likely@...aro.org>
> >
> > I haven't tested it though.
> >>
> >> Rob
> >>
> >> [1] https://lkml.org/lkml/2014/4/18/573
> >> [2] https://lkml.org/lkml/2014/4/22/1202
> >> [3] https://lkml.org/lkml/2014/3/27/285
> >>
> >> Rob Herring (6):
> >>   of: align RESERVEDMEM_OF_DECLARE function callbacks to other callbacks
> >>   of: consolidate linker section OF match table declarations
> >>   serial: earlycon: add DT support
> >>   of/fdt: add FDT address translation support
> >>   of/fdt: add FDT serial scanning for earlycon
> >>   tty/serial: pl011: add DT based earlycon support
> 
> Greg, I plan to take this series thru the DT tree for 3.16 unless you
> have any objections. It has dependencies on both the tty-next and the
> DT trees.

No objection from me at all, feel free to do so.

greg k-h
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