diff --git a/arch/powerpc/Kconfig b/arch/powerpc/Kconfig
index feab3ba..901215f 100644
--- a/arch/powerpc/Kconfig
+++ b/arch/powerpc/Kconfig
@@ -27,15 +27,6 @@
 	bool
 	default y
 
-config GENERIC_CMOS_UPDATE
-	def_bool y
-
-config GENERIC_TIME_VSYSCALL
-	def_bool y
-
-config GENERIC_CLOCKEVENTS
-	def_bool y
-
 config HAVE_SETUP_PER_CPU_AREA
 	def_bool PPC64
 
@@ -144,6 +135,9 @@
 	select HAVE_BPF_JIT if (PPC64 && NET)
 	select HAVE_ARCH_JUMP_LABEL
 	select ARCH_HAVE_NMI_SAFE_CMPXCHG
+	select GENERIC_CMOS_UPDATE
+	select GENERIC_TIME_VSYSCALL
+	select GENERIC_CLOCKEVENTS
 
 config EARLY_PRINTK
 	bool