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2025-06-19dtc: Add Kconfig option to pad device tree blobEric Schikschneit
This will allow arch(s) that use device tree blobs to pad the end of the device tree so they can be modified by board files at run time. This will help prevent errors such as FDT_ERR_NOSPACE from occurring. Signed-off-by: Eric Schikschneit <[email protected]> [trini: Change default order so that X86 && EFI_APP works correctly]
2024-10-14dts: Deduplicate dtbs targetMarek Vasut
The dtbs: target is almost identical in all architecture Makefiles. All architecture Makefiles include scripts/Makefile.dts . Deduplicate the dtbs: target into scripts/Makefile.dts . No functional change. Reviewed-by: Sumit Garg <[email protected]> Signed-off-by: Marek Vasut <[email protected]> Reviewed-by: Simon Glass <[email protected]> Tested-by: Caleb Connolly <[email protected]> #qcom, OF_UPSTREAM
2023-02-14dm: dts: Convert driver model tags to use new schemaSimon Glass
Now that Linux has accepted these tags, move the device tree files in U-Boot over to use them. Signed-off-by: Simon Glass <[email protected]>
2022-02-09dts: automatically build necessary .dtb filesRasmus Villemoes
When building for a custom board, it is quite common to maintain a private branch which include some defconfig and .dts files. But to hook up those .dts files requires modifying a file "belonging" to upstream U-Boot, the arch/*/dts/Makefile. Forward-porting that branch to a newer upstream then often results in a conflict which, while it is trivial to resolve by hand, makes it harder to have a CI do "try to build our board against latest upstream". The .config usually includes information on precisely what .dtb(s) are needed, so to avoid having to modify the Makefile, simply add the files in (SPL_)OF_LIST to dtb-y. A technicality is that (SPL_)OF_LIST is not always defined, so rework the Kconfig symbols so that (SPL_)OF_LIST is always defined (when (SPL_)OF_CONTROL), but only prompted for in the cases which used to be their "depends on". nios2 and microblaze already have something like this in their dts/Makefile, and the rationale in commit 41f59f68539 is similar to the above. So this simply generalizes existing practice. Followup patches could remove the logic in those two makefiles, just as there's potential for moving some common boilerplate from all the arch/*/dts/Makefile files to the new scripts/Makefile.dts. Signed-off-by: Rasmus Villemoes <[email protected]> Reviewed-by: Simon Glass <[email protected]>
2018-06-18.gitignore: move *.dtb and *.dtb.S patterns to the top-level .gitignoreMasahiro Yamada
Follow Linux commit 10b62a2f785a (".gitignore: move *.dtb and *.dtb.S patterns to the top-level .gitignore"). Signed-off-by: Masahiro Yamada <[email protected]>
2018-05-07SPDX: Convert all of our single license tags to Linux Kernel styleTom Rini
When U-Boot started using SPDX tags we were among the early adopters and there weren't a lot of other examples to borrow from. So we picked the area of the file that usually had a full license text and replaced it with an appropriate SPDX-License-Identifier: entry. Since then, the Linux Kernel has adopted SPDX tags and they place it as the very first line in a file (except where shebangs are used, then it's second line) and with slightly different comment styles than us. In part due to community overlap, in part due to better tag visibility and in part for other minor reasons, switch over to that style. This commit changes all instances where we have a single declared license in the tag as both the before and after are identical in tag contents. There's also a few places where I found we did not have a tag and have introduced one. Signed-off-by: Tom Rini <[email protected]>
2017-11-17nios2: 10m50: Add CPU pre-relocation in device treeGan, Yau Wai
Tag CPU with dm-pre-reloc to enable driver before relocation. Signed-off-by: Gan, Yau Wai <[email protected]> Cc: Thomas Chou <[email protected]> Reviewed-by: Marek Vasut <[email protected]>
2015-11-21nios2: 10m50: change to ns16550 uartThomas Chou
Change to ns16550 uart for 10m50 devboard based on a new Altera release. Signed-off-by: Thomas Chou <[email protected]> Reviewed-by: Tom Rini <[email protected]> Acked-by: Simon Glass <[email protected]>
2015-11-12nios2: add 10m50 devboard supportThomas Chou
Add 10m50 devboard support. It is based on the Golden Hardware Reference Design (GHRD), available at, http://rocketboards.org/foswiki/view/Documentation/ AlteraMAX1010M50RevCDevelopmentKitLinuxSetup Though we supported only one nios2-generic board in the past. Now, with the removal of the nios2-generic board dir, adding new nios2 boards to u-boot is easier than before. It should be helpful to add those boards supported in Linux mainline. There are only two such nios2 boards, the 3c120 devboard and 10m50 devboard. The nios2-generic is actually 3c120, and should restore the name. The 10m50 is this one. Signed-off-by: Thomas Chou <[email protected]> Reviewed-by: Marek Vasut <[email protected]>
2015-11-10Various Makefiles: Add SPDX-License-Identifier tagsTom Rini
After consulting with some of the SPDX team, the conclusion is that Makefiles are worth adding SPDX-License-Identifier tags too, and most of ours have one. This adds tags to ones that lack them and converts a few that had full (or in one case, very partial) license blobs into the equivalent tag. Cc: Kate Stewart <[email protected]> Signed-off-by: Tom Rini <[email protected]>
2015-10-23nios2: convert altera sysid to driver modelThomas Chou
Convert altera sysid to driver model with misc uclass. Signed-off-by: Thomas Chou <[email protected]> Acked-by: Chin Liang See <[email protected]> Reviewed-by: Simon Glass <[email protected]>
2015-10-23nios2 : convert altera_pio to driver modelThomas Chou
Convert altera_pio to driver model. Signed-off-by: Thomas Chou <[email protected]> Acked-by: Chin Liang See <[email protected]> Reviewed-by: Simon Glass <[email protected]>
2015-10-23nios2: convert altera_jtag_uart to driver modelThomas Chou
Convert altera_jtag_uart to driver model. Signed-off-by: Thomas Chou <[email protected]> Acked-by: Marek Vasut <[email protected]> Reviewed-by: Simon Glass <[email protected]>
2015-10-23nios2: enable device tree control of U-BootThomas Chou
This patch adds device tree control of U-Boot to nios2 boards. The example dts is taken from Linux kernel. Signed-off-by: Thomas Chou <[email protected]> Reviewed-by: Simon Glass <[email protected]> Acked-by: Marek Vasut <[email protected]>