u-boot: Add savedefconfig task

Add savedefconfig task which U-Boot supports (unfortunately not all
consumers of cml1 support this).

(From OE-Core rev: efc54f1f836651c8ef27a683a9e5d583c8ce87a6)

Signed-off-by: Alex Kiernan <alex.kiernan@gmail.com>
Signed-off-by: Ross Burton <ross.burton@arm.com>
Signed-off-by: Richard Purdie <richard.purdie@linuxfoundation.org>

1 files changed, 7 insertions, 0 deletions

diff --git a/meta/recipes-bsp/u-boot/u-boot.inc b/meta/recipes-bsp/u-boot/u-boot.inc
index b2f33e3826..5705e5835b 100644
--- a/meta/recipes-bsp/u-boot/u-boot.inc
+++ b/meta/recipes-bsp/u-boot/u-boot.inc
@@ -26,6 +26,13 @@ UBOOT_LOCALVERSION ?= ""
 
 require u-boot-configure.inc
 
+do_savedefconfig() {
+        bbplain "Saving defconfig to:\n${B}/defconfig"
+        oe_runmake -C ${B} savedefconfig
+}
+do_savedefconfig[nostamp] = "1"
+addtask savedefconfig after do_configure
+
 do_compile () {
     if [ "${@bb.utils.filter('DISTRO_FEATURES', 'ld-is-gold', d)}" ]; then
         sed -i 's/$(CROSS_COMPILE)ld$/$(CROSS_COMPILE)ld.bfd/g' ${S}/config.mk