From 4a8ed8e24886adf47086125f81307eaa8c358437 Mon Sep 17 00:00:00 2001 From: Masahiro Yamada Date: Fri, 22 Aug 2014 19:42:29 +0900 Subject: kconfig: add CONFIG_CC_OPTIMIZE_FOR_SIZE Copy the Kconfig option from "init/Kconfig" of Linux v3.16 tag and adjust the help document. Signed-off-by: Masahiro Yamada --- Kconfig | 10 ++++++++++ 1 file changed, 10 insertions(+) (limited to 'Kconfig') diff --git a/Kconfig b/Kconfig index ea2c836115..cbb691e160 100644 --- a/Kconfig +++ b/Kconfig @@ -46,6 +46,16 @@ config LOCALVERSION_AUTO which is done within the script "scripts/setlocalversion".) +config CC_OPTIMIZE_FOR_SIZE + bool "Optimize for size" + depends on !SPL_BUILD + default y + help + Enabling this option will pass "-Os" instead of "-O2" to gcc + resulting in a smaller U-Boot image. + + This option is enabled by default for U-Boot. + endmenu # General setup menu "Boot images" -- cgit v1.2.1