ARM: renesas: Enable LTO on R-Car3 Draak

Enable LTO (link time optimization) to improve optimization
and reduce code size by cca. 29 kiB.

Signed-off-by: Marek Vasut <marek.vasut+renesas@gmail.com>

diff --git a/configs/r8a77995_draak_defconfig b/configs/r8a77995_draak_defconfig
index 9ac70cba655f3d2ea1c2351593c5e8e00403d484..e6517ea34c1c18a4f88aebdbdca7c07114637a31 100644 (file)
--- a/configs/r8a77995_draak_defconfig
+++ b/configs/r8a77995_draak_defconfig
@@ -13,6 +13,7 @@ CONFIG_SPL_TEXT_BASE=0xe6318000
 CONFIG_RCAR_GEN3=y
 CONFIG_TARGET_DRAAK=y
 CONFIG_SYS_LOAD_ADDR=0x58000000
+CONFIG_LTO=y
 CONFIG_REMAKE_ELF=y
 CONFIG_SYS_MONITOR_LEN=1048576
 CONFIG_FIT=y