Kernel 4.4.6+ on RaspberryPi support .dtbo files for overlays, instead of .dtb. Patch the kernel, which has faulty rules to generate .dtbo the way yocto does
Signed-off-by: Herve Jourdain <herve.jourd...@neuf.fr> --- .../0001-fix-dtbo-rules.patch | 27 ++++++++++++++++++++++ 1 file changed, 27 insertions(+) create mode 100644 recipes-kernel/linux/linux-raspberrypi-4.4/0001-fix-dtbo-rules.patch diff --git a/recipes-kernel/linux/linux-raspberrypi-4.4/0001-fix-dtbo-rules.patch b/recipes-kernel/linux/linux-raspberrypi-4.4/0001-fix-dtbo-rules.patch new file mode 100644 index 0000000..ef04a72 --- /dev/null +++ b/recipes-kernel/linux/linux-raspberrypi-4.4/0001-fix-dtbo-rules.patch @@ -0,0 +1,27 @@ +diff --git a/arch/arm/Makefile b/arch/arm/Makefile +index a2e7cf7..673c1cb 100644 +--- a/arch/arm/Makefile ++++ b/arch/arm/Makefile +@@ -333,6 +333,8 @@ $(INSTALL_TARGETS): + + %.dtb: | scripts + $(Q)$(MAKE) $(build)=$(boot)/dts MACHINE=$(MACHINE) $(boot)/dts/$@ ++%.dtbo: | scripts ++ $(Q)$(MAKE) $(build)=$(boot)/dts MACHINE=$(MACHINE) $(boot)/dts/$@ + + PHONY += dtbs dtbs_install + +diff --git a/scripts/Makefile.lib b/scripts/Makefile.lib +index 3079c4f..6cc3766 100644 +--- a/scripts/Makefile.lib ++++ b/scripts/Makefile.lib +@@ -293,7 +293,8 @@ $(obj)/%.dtb: $(src)/%.dts FORCE + $(call if_changed_dep,dtc) + + quiet_cmd_dtco = DTCO $@ +-cmd_dtco = $(CPP) $(dtc_cpp_flags) -x assembler-with-cpp -o $(dtc-tmp) $< ; \ ++cmd_dtco = mkdir -p $(dir ${dtc-tmp}) ; \ ++ $(CPP) $(dtc_cpp_flags) -x assembler-with-cpp -o $(dtc-tmp) $< ; \ + $(objtree)/scripts/dtc/dtc -@ -H epapr -O dtb -o $@ -b 0 \ + -i $(dir $<) $(DTC_FLAGS) \ + -d $(depfile).dtc.tmp $(dtc-tmp) ; \ -- 2.7.4 -- _______________________________________________ yocto mailing list yocto@yoctoproject.org https://lists.yoctoproject.org/listinfo/yocto