i2c: exynos5: sepecified on clkin to use i2c-exynos5

later, this commit revert surely.
clk: Exynos: Add clock support for Exynos5410-3

This patch adds the clock file for Exynos5410 SoC
ARM: dts: exynos5410: Fix wrong number of i2c and wrong compatible of usb2_phy
ARM: dts: exynos5410-odroidxu: Update for Max77806
ARM: odroidxu_defconfig: update