diff --git a/drivers/clocksource/Kconfig b/drivers/clocksource/Kconfig
index 03caba2..ff5b6d8 100644
--- a/drivers/clocksource/Kconfig
+++ b/drivers/clocksource/Kconfig
@@ -69,7 +69,7 @@
 	  This option enables support for the Meta per-thread timers.
 
 config CLKSRC_SAMSUNG_PWM
-	def_bool ARCH_EXYNOS4
+	bool
 	depends on OF
 	select CLKSRC_MMIO
 	help