We need this to make building dtc optional. It makes no sense to build our own dtc if the system one works correctly.
This reverts commit ddb87a0b40262ff99d675e946f57427642303938.
Signed-off-by: Simon Glass sjg@chromium.org ---
scripts/Kbuild.include | 1 + scripts/dtc-version.sh | 21 +++++++++++++++++++++ 2 files changed, 22 insertions(+) create mode 100755 scripts/dtc-version.sh
diff --git a/scripts/Kbuild.include b/scripts/Kbuild.include index dfb67226b0..b34dedade7 100644 --- a/scripts/Kbuild.include +++ b/scripts/Kbuild.include @@ -152,6 +152,7 @@ cc-ifversion = $(shell [ $(cc-version) $(1) $(2) ] && echo $(3) || echo $(4))
# added for U-Boot binutils-version = $(shell $(CONFIG_SHELL) $(srctree)/scripts/binutils-version.sh $(AS)) +dtc-version = $(shell $(CONFIG_SHELL) $(srctree)/scripts/dtc-version.sh $(DTC))
# cc-ldoption # Usage: ldflags += $(call cc-ldoption, -Wl$(comma)--hash-style=both) diff --git a/scripts/dtc-version.sh b/scripts/dtc-version.sh new file mode 100755 index 0000000000..0744c39eb0 --- /dev/null +++ b/scripts/dtc-version.sh @@ -0,0 +1,21 @@ +#!/bin/sh +# +# dtc-version dtc-command +# +# Prints the dtc version of `dtc-command' in a canonical 6-digit form +# such as `010404' for dtc 1.4.4 +# + +dtc="$*" + +if [ ${#dtc} -eq 0 ]; then + echo "Error: No dtc command specified." + printf "Usage:\n\t$0 <dtc-command>\n" + exit 1 +fi + +MAJOR=$($dtc -v | head -1 | awk '{print $NF}' | cut -d . -f 1) +MINOR=$($dtc -v | head -1 | awk '{print $NF}' | cut -d . -f 2) +PATCH=$($dtc -v | head -1 | awk '{print $NF}' | cut -d . -f 3 | cut -d - -f 1) + +printf "%02d%02d%02d\n" $MAJOR $MINOR $PATCH