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author | Michael Riesch <michael.riesch@wolfvision.net> | 2021-12-09 12:02:58 +0100 |
---|---|---|
committer | Michael Olbrich <m.olbrich@pengutronix.de> | 2021-12-09 15:44:30 +0100 |
commit | e825644b85e9e8c9be99784c3edf3d63ab32bcec (patch) | |
tree | 90a112cf3602dda012b1b679aebe9cd02ec54c5f | |
parent | 2fafa7c4308db8d1e79dc3b5d2c9cb3400a16ff8 (diff) | |
download | ptxdist-e825644b85e9e8c9be99784c3edf3d63ab32bcec.tar.gz ptxdist-e825644b85e9e8c9be99784c3edf3d63ab32bcec.tar.xz |
kernel: activate support for device tree overlays
Activate the recently introduced support for device tree overlays
for the kernel package.
Signed-off-by: Michael Riesch <michael.riesch@wolfvision.net>
Message-Id: <20211209110258.3307503-3-michael.riesch@wolfvision.net>
Signed-off-by: Michael Olbrich <m.olbrich@pengutronix.de>
-rw-r--r-- | platforms/kernel.in | 32 | ||||
-rw-r--r-- | rules/kernel.make | 9 |
2 files changed, 40 insertions, 1 deletions
diff --git a/platforms/kernel.in b/platforms/kernel.in index 9976436ce..9f355f5dc 100644 --- a/platforms/kernel.in +++ b/platforms/kernel.in @@ -186,7 +186,7 @@ config KERNEL_DTS_PATH help Define path to the dts source file. Multiple directories can be specified separated by ':'. A relative path will be expanded relative - to the workspace and all other layers. Only on of the specified paths + to the workspace and all other layers. Only one of the specified paths can be a relative path. config KERNEL_DTS @@ -198,6 +198,36 @@ config KERNEL_DTS is used as a search path for the device tree files specified here. Multiple dts files can be specified, separated by spaces. +config KERNEL_DTS_SUPPORT_OVERLAYS + bool + +endif + +menuconfig KERNEL_DTBO + bool + select KERNEL_DTS_SUPPORT_OVERLAYS + prompt "Build device tree overlays " + +if KERNEL_DTBO + +config KERNEL_DTSO_PATH + string "path to overlay file(s)" + default "${PTXDIST_PLATFORMCONFIG_SUBDIR}/dts/overlays:${KERNEL_DIR}/arch/${GENERIC_KERNEL_ARCH}/boot/dts" + help + Define path to the dts(o) source file(s). Multiple directories can be + specified separated by ':'. A relative path will be expanded relative + to the workspace and all other layers. Only one of the specified paths + can be a relative path. + +config KERNEL_DTSO + string "overlay file(s)" + default "<youroverlay>.dtso" + help + Select the dts(o) file(s) to be compiled. For relative file + names KERNEL_DTSO_PATH is used as a search path for the device + tree files specified here. + Multiple dts(o) files can be specified, separated by spaces. + endif config KERNEL_CODE_SIGNING diff --git a/rules/kernel.make b/rules/kernel.make index 0ecf5f4e9..1b70faf21 100644 --- a/rules/kernel.make +++ b/rules/kernel.make @@ -29,7 +29,11 @@ KERNEL_BUILD_DIR := $(KERNEL_DIR)-build KERNEL_CONFIG := $(call ptx/in-platformconfigdir, $(call remove_quotes, $(PTXCONF_KERNEL_CONFIG))) KERNEL_DTS_PATH := $(call remove_quotes,$(PTXCONF_KERNEL_DTS_PATH)) KERNEL_DTS := $(call remove_quotes,$(PTXCONF_KERNEL_DTS)) +KERNEL_DTSO_PATH := $(call remove_quotes,$(PTXCONF_KERNEL_DTSO_PATH)) +KERNEL_DTSO := $(call remove_quotes,$(PTXCONF_KERNEL_DTSO)) KERNEL_DTB_FILES := $(addsuffix .dtb,$(basename $(KERNEL_DTS))) +KERNEL_DTBO_FILES := $(addsuffix .dtbo,$(basename $(KERNEL_DTSO))) +KERNEL_DTBO_DIR := /boot/overlays KERNEL_LICENSE := GPL-2.0-only KERNEL_SOURCE := $(SRCDIR)/$(KERNEL).$(KERNEL_SUFFIX) KERNEL_DEVPKG := NO @@ -265,6 +269,7 @@ ifdef PTXCONF_KERNEL_MODULES_INSTALL @$(call world/install, KERNEL) endif @$(call world/dtb, KERNEL) + @$(call world/dtbo, KERNEL) @$(call touch) # ---------------------------------------------------------------------------- @@ -294,6 +299,10 @@ ifdef PTXCONF_KERNEL_INSTALL @$(foreach dtb, $(KERNEL_DTB_FILES), \ $(call install_copy, kernel, 0, 0, 0644, -, \ /boot/$(dtb), n)$(ptx/nl)) + + @$(foreach dtbo, $(KERNEL_DTBO_FILES), \ + $(call install_copy, kernel, 0, 0, 0644, -, \ + $(KERNEL_DTBO_DIR)/$(dtbo), n)$(ptx/nl)) endif # install the ELF kernel image for debugging purpose |