Defconfig (exynos and multi_v7) changes for Exynos based boards for 4.5: 1. Enable Maxim 8997 and 77693 family drivers (charger, extcon, LED, RTC, haptic/motor, regulator). 2. Build ChromeOS EC drivers as modules on multi_v7. 3. Enable drivers important for Exynos4210-based Universal C210 board. 4. Enable NFSv4 client. 5. On exynos_defconfig set some options to a value recommended by systemd. This also makes it more consistent with multi_v7.