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author | Álvaro Fernández Rojas <noltari@gmail.com> | 2020-02-29 09:25:20 +0100 |
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committer | Álvaro Fernández Rojas <noltari@gmail.com> | 2020-02-29 12:50:51 +0100 |
commit | a1383655cfaa71609d6236ae0fcf3b6047462b98 (patch) | |
tree | c6f123859e0dfcfaa6c1063eda26f27e208d3cac /target/linux/bcm27xx/patches-5.4/950-0327-kbuild-Allow-.dtbo-overlays-to-be-built-piecemeal.patch | |
parent | a8aa974a9dfb4cba484dc4c1e4207fd9ec803410 (diff) | |
download | upstream-a1383655cfaa71609d6236ae0fcf3b6047462b98.tar.gz upstream-a1383655cfaa71609d6236ae0fcf3b6047462b98.tar.bz2 upstream-a1383655cfaa71609d6236ae0fcf3b6047462b98.zip |
bcm27xx: add linux 5.4 support
Tested on bcm2710 (Raspberry Pi 3B).
Signed-off-by: Álvaro Fernández Rojas <noltari@gmail.com>
Diffstat (limited to 'target/linux/bcm27xx/patches-5.4/950-0327-kbuild-Allow-.dtbo-overlays-to-be-built-piecemeal.patch')
-rw-r--r-- | target/linux/bcm27xx/patches-5.4/950-0327-kbuild-Allow-.dtbo-overlays-to-be-built-piecemeal.patch | 36 |
1 files changed, 36 insertions, 0 deletions
diff --git a/target/linux/bcm27xx/patches-5.4/950-0327-kbuild-Allow-.dtbo-overlays-to-be-built-piecemeal.patch b/target/linux/bcm27xx/patches-5.4/950-0327-kbuild-Allow-.dtbo-overlays-to-be-built-piecemeal.patch new file mode 100644 index 0000000000..e94ac6c004 --- /dev/null +++ b/target/linux/bcm27xx/patches-5.4/950-0327-kbuild-Allow-.dtbo-overlays-to-be-built-piecemeal.patch @@ -0,0 +1,36 @@ +From 7542fb08d2726606057c4283b3a454abb195a0f5 Mon Sep 17 00:00:00 2001 +From: Phil Elwell <phil@raspberrypi.org> +Date: Mon, 23 Sep 2019 09:26:41 +0100 +Subject: [PATCH] kbuild: Allow .dtbo overlays to be built piecemeal + +Before 4.20, it was possible to build an arbitrary overlay by copying +it to arm/boot/dts/overlays/mytest-overlay.dts and running: + + make ARCH=arm overlays/mytest.dtbo + +In 4.20 the .dtb build rules were centralised, requiring the dowstream +.dtbo build rules to be changed. They were, enough to support "make ... +dtbs", but not sufficiently to allow this ad-hoc, one-off building of +individual files. + +Add the missing makefile rule to support this way of building. + +See: https://github.com/raspberrypi/linux/issues/3250 + +Signed-off-by: Phil Elwell <phil@raspberrypi.org> +--- + Makefile | 3 +++ + 1 file changed, 3 insertions(+) + +--- a/Makefile ++++ b/Makefile +@@ -1243,6 +1243,9 @@ ifneq ($(dtstree),) + %.dtb: include/config/kernel.release scripts_dtc + $(Q)$(MAKE) $(build)=$(dtstree) $(dtstree)/$@ + ++%.dtbo: prepare3 scripts_dtc ++ $(Q)$(MAKE) $(build)=$(dtstree) $(dtstree)/$@ ++ + PHONY += dtbs dtbs_install dt_binding_check + dtbs dtbs_check: include/config/kernel.release scripts_dtc + $(Q)$(MAKE) $(build)=$(dtstree) |