PWR_CTRL1_USE_CORE1_WFI  100 drivers/clk/samsung/clk-exynos3250.c #define PWR_CTRL1_USE_CORE1_WFI			(1 << 1)
PWR_CTRL1_USE_CORE1_WFI  135 drivers/clk/samsung/clk-exynos4.c #define PWR_CTRL1_USE_CORE1_WFI			(1 << 1)
PWR_CTRL1_USE_CORE1_WFI   93 drivers/clk/samsung/clk-exynos5250.c #define PWR_CTRL1_USE_CORE1_WFI			(1 << 1)