EXYNOS_PRODUCT_FAMILY
#define IS_EXYNOS4_P() (EXYNOS_PRODUCT_FAMILY(exynos_soc_id) == EXYNOS4_PRODUCT_FAMILY)
#define IS_EXYNOS5_P() (EXYNOS_PRODUCT_FAMILY(exynos_soc_id) == EXYNOS5_PRODUCT_FAMILY)