Merge tag 'samsung-defconfig-1' of git://git.kernel.org/pub/scm/linux/kernel/git/kgene/linux-samsung into next/soc

From Kukjin Kim:

update exynos_defconfig
- enable GPIO buttons and RTC drivers

* tag 'samsung-defconfig-1' of git://git.kernel.org/pub/scm/linux/kernel/git/kgene/linux-samsung:
  ARM: exynos_defconfig: Enable GPIO buttons and RTC drivers

Signed-off-by: Arnd Bergmann <arnd@arndb.de>