diff --git a/arch/arm/Kconfig b/arch/arm/Kconfig
index 0365cbbc917989853d87b8a84c8409ae268d6e33..a5d416ec1d014b266f3ab4b328009c2085bcb6ff 100644
--- a/arch/arm/Kconfig
+++ b/arch/arm/Kconfig
@@ -609,6 +609,7 @@ config ARCH_PXA
 	select AUTO_ZRELADDR
 	select COMMON_CLK
 	select CLKDEV_LOOKUP
+	select CLKSRC_PXA
 	select CLKSRC_MMIO
 	select CLKSRC_OF
 	select GENERIC_CLOCKEVENTS
@@ -648,6 +649,8 @@ config ARCH_SA1100
 	select ARCH_SPARSEMEM_ENABLE
 	select CLKDEV_LOOKUP
 	select CLKSRC_MMIO
+	select CLKSRC_PXA
+	select CLKSRC_OF if OF
 	select CPU_FREQ
 	select CPU_SA1100
 	select GENERIC_CLOCKEVENTS
diff --git a/drivers/clocksource/Kconfig b/drivers/clocksource/Kconfig
index 4117386d8051db7de5c523fb713322fe8026be73..d4221e04868dc1f4f69606a3a1f7c64442407143 100644
--- a/drivers/clocksource/Kconfig
+++ b/drivers/clocksource/Kconfig
@@ -307,8 +307,7 @@ config CLKSRC_TANGO_XTAL
 	select CLKSRC_OF
 
 config CLKSRC_PXA
-	def_bool y if ARCH_PXA || ARCH_SA1100
-	select CLKSRC_OF if OF
+	bool
 	help
 	  This enables OST0 support available on PXA and SA-11x0
 	  platforms.