Merge tag 'samsung-defconfig-5.5' of https://git.kernel.org/pub/scm/linux/kernel/git/krzk/linux into arm/defconfig

Samsung defconfig changes for v5.5

1. Enable Dynamic Memory Controller driver for Exynos5422,
2. Enable Arndale (Exynos5250) audio driver,
3. Sync multi_v7 defconfig with exynos by enabling useful and necessary
   drivers (NFC, watchdog, S2MPA01 regulator, IOMMU, Maxim extcon
   drivers, PHY for SATA and devfreq).

* tag 'samsung-defconfig-5.5' of https://git.kernel.org/pub/scm/linux/kernel/git/krzk/linux:
  ARM: multi_v7_defconfig: Enable Exynos bus and memory frequency scaling (devfreq)
  ARM: multi_v7_defconfig: Enable options for boards with Exynos SoC
  ARM: exynos_defconfig: Enable Arndale audio driver
  ARM: exynos_defconfig: Enable DMC driver

Link: https://lore.kernel.org/r/20191021180453.29455-2-krzk@kernel.orgSigned-off-by: Olof Johansson <olof@lixom.net>