Add DT_FILES variable to allow the user of the class to select specific
dts files to build. This is useful for packages featuring dts files
for multiple machines.
To make DT_FILES consistent with KERNEL_DEVICETREE, the list works
with both dts and dtb files.
Signed-off-by: Petr Kubizňák <kubiz...@2n.com>
---
meta/classes-recipe/devicetree.bbclass | 9 +++++++--
1 file changed, 7 insertions(+), 2 deletions(-)
diff --git a/meta/classes-recipe/devicetree.bbclass
b/meta/classes-recipe/devicetree.bbclass
index ed2a92e447..bd50d7fa1d 100644
--- a/meta/classes-recipe/devicetree.bbclass
+++ b/meta/classes-recipe/devicetree.bbclass
@@ -53,8 +53,10 @@ KERNEL_INCLUDE ??= " \
DT_INCLUDE[doc] = "Search paths to be made available to both the device tree
compiler and preprocessor for inclusion."
DT_INCLUDE ?= "${DT_FILES_PATH} ${KERNEL_INCLUDE}"
-DT_FILES_PATH[doc] = "Defaults to source directory, can be used to select dts
files that are not in source (e.g. generated)."
+DT_FILES_PATH[doc] = "Path to the directory containing dts files to build.
Defaults to source directory."
DT_FILES_PATH ?= "${S}"
+DT_FILES[doc] = "Space-separated list of dts or dtb files (relative to
DT_FILES_PATH) to build. If empty, all dts files are built."
+DT_FILES ?= ""
DT_PADDING_SIZE[doc] = "Size of padding on the device tree blob, used as extra
space typically for additional properties during boot."
DT_PADDING_SIZE ??= "0x3000"
@@ -125,9 +127,12 @@ def devicetree_compile(dtspath, includes, d):
subprocess.run(dtcargs, check = True, stdout=subprocess.PIPE,
stderr=subprocess.STDOUT)
python devicetree_do_compile() {
+ import re
includes = expand_includes("DT_INCLUDE", d)
+ dtfiles = d.getVar("DT_FILES").split()
+ dtfiles = [ re.sub(r"\.dtbo?$", ".dts", dtfile) for dtfile in dtfiles ]
listpath = d.getVar("DT_FILES_PATH")
- for dts in os.listdir(listpath):
+ for dts in dtfiles or os.listdir(listpath):
dtspath = os.path.join(listpath, dts)
try:
if not(os.path.isfile(dtspath)) or not(dts.endswith(".dts") or
devicetree_source_is_overlay(dtspath)):
--
2.30.2
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