diff --git a/drivers/clocksource/Kconfig b/drivers/clocksource/Kconfig
index 915a38872851ef0933bccb0ea7c84247425086fc..bdb953e15d2a88d201c3997ca86e80f15a00e5cf 100644
--- a/drivers/clocksource/Kconfig
+++ b/drivers/clocksource/Kconfig
@@ -34,6 +34,7 @@ config ORION_TIMER
 	bool
 
 config SUN4I_TIMER
+	select CLKSRC_MMIO
 	bool
 
 config VT8500_TIMER