From: Tom Rini <trini@konsulko.com>
To: u-boot@lists.denx.de
Subject: [U-Boot] [PATCH v2 1/2] drivers; add DM_NO_OF Kconfig option
Date: Mon, 28 May 2018 20:59:21 -0400 [thread overview]
Message-ID: <20180529005921.GY21194@bill-the-cat.ec.rr.com> (raw)
In-Reply-To: <CAPnjgZ2dACRFV0dmC_0omOaHVbR5f-X_rVpt9zdwaO85tnKokg@mail.gmail.com>
On Sun, May 27, 2018 at 07:45:12PM -0600, Simon Glass wrote:
> +Tom
>
> Hi Angelo,
>
> On 27 May 2018 at 01:22, Angelo Dureghello <angelo@sysam.it> wrote:
> > Hi Simon,
> >
> > On Sat, May 26, 2018 at 04:18:57PM -0600, Simon Glass wrote:
> >> Hi Angelo,
> >>
> >> On 3 May 2018 at 16:01, Angelo Dureghello <angelo@sysam.it> wrote:
> >> > To be able to build spi driver with DM support, a new config
> >> > option has been introduced (DM_NO_OF) since m68k architecture
> >> > does not support fdt.
> >> >
> >> > ---
> >> > Changes from v1:
> >> > - split into 2 patches
> >> >
> >> > Signed-off-by: Angelo Dureghello <angelo@sysam.it>
> >> > ---
> >> > arch/Kconfig | 1 +
> >> > drivers/core/Kconfig | 4 ++++
> >> > drivers/spi/spi-uclass.c | 12 +++++++-----
> >> > 3 files changed, 12 insertions(+), 5 deletions(-)
> >> >
> >>
> >> Is it possible to use SPL_OF_PLATDATA instead?
> >>
> > I have seen that setting, but my understanding is that
> > SPL_OF_PLATDATA ws made for a different purpose, and also, i
> > tried to use it, but cannot select it from menuconfig.
> >
> >> How come m68k cannot use device tree?
> >>
> > There was never any devicetree implementation, probably becouse it
> > is missing on Linux too.
>
> It is a real shame that we can't do better than that.
>
> I've added Tom in for comment as I'm not sure what is best here.
Yeah, I think as sandbox shows, if/when we don't have to worry about
also Linux dts files, it's not a lot of work to populate up what's
required for just U-Boot, so long as we have the run-time space. And if
not, that's what OF_PLATDATA is for.
--
Tom
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next prev parent reply other threads:[~2018-05-29 0:59 UTC|newest]
Thread overview: 9+ messages / expand[flat|nested] mbox.gz Atom feed top
2018-05-03 22:01 [U-Boot] [PATCH v2 1/2] drivers; add DM_NO_OF Kconfig option Angelo Dureghello
2018-05-26 22:18 ` Simon Glass
2018-05-27 7:22 ` Angelo Dureghello
2018-05-28 1:45 ` Simon Glass
2018-05-29 0:59 ` Tom Rini [this message]
2018-05-29 8:20 ` Angelo Dureghello
2018-05-30 19:58 ` Angelo Dureghello
2018-05-31 13:01 ` Simon Glass
2018-06-01 1:51 ` Tom Rini
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