linux-kernel - [PATCH v4] kbuild: buildtar: add dtbs support

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Message-ID: <20200627122505.GA6095@dumbo>
Date:   Sat, 27 Jun 2020 14:25:05 +0200
From:   Domenico Andreoli <domenico.andreoli@...ux.com>
To:     Masahiro Yamada <masahiroy@...nel.org>
Cc:     Michal Marek <michal.lkml@...kovi.net>,
        Linux Kbuild mailing list <linux-kbuild@...r.kernel.org>,
        Linux Kernel Mailing List <linux-kernel@...r.kernel.org>,
        Olof Johansson <olof@...om.net>,
        Will Deacon <will.deacon@....com>,
        Catalin Marinas <catalin.marinas@....com>
Subject: [PATCH v4] kbuild: buildtar: add dtbs support

From: Domenico Andreoli <domenico.andreoli@...ux.com>

Make 'make tar-pkg' install dtbs.

v4:
 - Install the dtbs before modules & kernel, not after
 - Check for the dtbs_install target before attempting to invoke it

v3:
 - Check for CONFIG_OF_EARLY_FLATTREE=y instead of ARCH before installing dtbs

v2:
 - Add the kernel release to the destination path

Cc: Will Deacon <will.deacon@....com>
Cc: Catalin Marinas <catalin.marinas@....com>
Signed-off-by: Domenico Andreoli <domenico.andreoli@...ux.com>

---
 scripts/package/buildtar |   12 ++++++++++++
 1 file changed, 12 insertions(+)

Index: b/scripts/package/buildtar
===================================================================
--- a/scripts/package/buildtar
+++ b/scripts/package/buildtar
@@ -53,6 +53,18 @@ rm -rf -- "${tmpdir}"
 mkdir -p -- "${tmpdir}/boot"
 dirs=boot
 
+
+#
+# Try to install dtbs
+#
+if grep -q '^CONFIG_OF_EARLY_FLATTREE=y' include/config/auto.conf; then
+	# Only some architectures with OF support have this target
+	if [ -d "${srctree}/arch/${SRCARCH}/boot/dts" ]; then
+		$MAKE ARCH="${ARCH}" -f ${srctree}/Makefile INSTALL_DTBS_PATH="${tmpdir}/boot/dtbs/${KERNELRELEASE}" dtbs_install
+    fi
+fi
+
+
 #
 # Try to install modules
 #

-- 
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