diff --git a/platform/generic/Kconfig b/platform/generic/Kconfig
index 6642a6ee..688da3f4 100644
--- a/platform/generic/Kconfig
+++ b/platform/generic/Kconfig
@@ -33,6 +33,7 @@ config PLATFORM_ANDES_AE350
 	bool "Andes AE350 support"
 	select SYS_ATCSMU
 	select ANDES_PMU
+	select ANDES_PMA
 	default n
 
 config PLATFORM_RENESAS_RZFIVE
diff --git a/platform/generic/andes/Kconfig b/platform/generic/andes/Kconfig
index 138710be..6edd67de 100644
--- a/platform/generic/andes/Kconfig
+++ b/platform/generic/andes/Kconfig
@@ -3,6 +3,11 @@
 config ANDES_PMA
 	bool "Andes PMA support"
 	default n
+	help
+	  Programmable PMA(PPMA) is a feature for Andes. PPMA allows
+	  dynamic adjustment of memory attributes in the runtime.
+	  It contains a configurable amount of PMA entries implemented
+	  as CSRs to control the attributes of memory locations in interest.
 
 config ANDES_SBI
 	bool "Andes SBI support"