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From: Sascha Hauer <sha@pengutronix.de>
To: Matthias Fend <matthias.fend@emfend.at>
Cc: barebox@lists.infradead.org
Subject: Re: One barebox image for multiple boards
Date: Fri, 13 May 2022 13:00:55 +0200	[thread overview]
Message-ID: <20220513110055.GE25578@pengutronix.de> (raw)
In-Reply-To: <1607cab4-d2d3-b5be-99f1-f9f7347d1888@emfend.at>

Hi Matthias,

On Fri, May 13, 2022 at 10:55:02AM +0200, Matthias Fend wrote:
> Hi,
> 
> I'm looking for a solution to support multiple boards with just one barebox
> image. The few core components that are relevant for barebox are the same on
> all boards, so that the same barebox image runs on all boards. It is
> possible to dynamically detect the board type inside barebox, but as this
> requires some infrastructure it is not possible during lowlevel init. So
> basically Barebox should boot with a minimal core device tree, detect the
> board type and then use the corresponding device tree of the detected board.
> Something similar to arch/arm/boards/stm32mp15xx-dkx/lowlevel.c but not at
> low level.

Do you even need the full device tree in barebox? The minimal core
device tree might be enough for barebox and only the kernel is then
booted with the full device tree.

Sascha

-- 
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  parent reply	other threads:[~2022-05-13 11:02 UTC|newest]

Thread overview: 10+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2022-05-13  8:55 Matthias Fend
2022-05-13 10:30 ` Sam Ravnborg
2022-05-13 12:08   ` Matthias Fend
2022-05-13 12:20     ` Ahmad Fatoum
2022-05-13 18:02       ` Trent Piepho
2022-05-13 12:23     ` Sascha Hauer
2022-05-13 11:00 ` Sascha Hauer [this message]
2022-05-13 12:10   ` Matthias Fend
2022-05-16  8:07     ` Sascha Hauer
2022-05-19  9:25       ` Matthias Fend

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