From: Tom Rini <trini@konsulko.com>
To: u-boot@lists.denx.de
Subject: [PATCH 1/2] Makefile: Add environment variable DEVICE_TREE to header
Date: Mon, 24 Feb 2020 08:56:34 -0500 [thread overview]
Message-ID: <20200224135634.GV18302@bill-the-cat> (raw)
In-Reply-To: <65fe3fb4b7f682b4a292b261f0140b1f89f4610e.1582041753.git.michal.simek@xilinx.com>
On Tue, Feb 18, 2020 at 05:02:36PM +0100, Michal Simek wrote:
> Users have option to overwrite default device tree
> (CONFIG_DEFAULT_DEVICE_TREE) via environment variable DEVICE_TREE.
>
> Feature has been added long time ago by commit 74de8c9a1672
> ("dts/Makefile: Build the user specified dts") for a little bit different
> reason.
>
> But this variable can be also used for different purpose like choosing
> proper configuration from FIT image in SPL.
> And this is the functionality I would like to use on Xilinx Zynq devices
> that current u-boot.img can be composed in the same way based on OF_LIST
> and different configuration is taken based on platform specific SPL.
> SPL requires low level ps7_init_gpl configuration that's why different
> boards require different SPL with fixed board_fit_config_name_match().
>
> Signed-off-by: Michal Simek <michal.simek@xilinx.com>
Reviewed-by: Tom Rini <trini@konsulko.com>
--
Tom
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next prev parent reply other threads:[~2020-02-24 13:56 UTC|newest]
Thread overview: 11+ messages / expand[flat|nested] mbox.gz Atom feed top
2020-02-18 16:02 [PATCH 0/2] ARM: zynq: Start to use unified configurations Michal Simek
2020-02-18 16:02 ` [PATCH 1/2] Makefile: Add environment variable DEVICE_TREE to header Michal Simek
2020-02-24 13:56 ` Tom Rini [this message]
2020-02-26 15:33 ` Simon Glass
2020-02-28 11:03 ` Michal Simek
2020-03-02 19:47 ` Simon Glass
2020-03-03 6:52 ` Michal Simek
2020-03-04 2:47 ` Simon Glass
2020-03-04 6:44 ` Michal Simek
2020-03-04 17:51 ` Simon Glass
2020-02-18 16:02 ` [PATCH 2/2] ARM: zynq: Switch to single zynq configurations Michal Simek
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