SAMSUNG S5P/Exynos SoC series System Registers (SYSREG)

Properties:
 - compatible : should contain "samsung,<chip name>-sysreg", "syscon";
   For Exynos4 SoC series it should be "samsung,exynos4-sysreg", "syscon";
 - reg : offset and length of the register set.

Example:
	syscon@10010000 {
		compatible = "samsung,exynos4-sysreg", "syscon";
		reg = <0x10010000 0x400>;
	};
