diff --git a/arch/mips/loongson64/Kconfig b/arch/mips/loongson64/Kconfig
index 12812a8b640cf89989d3bf8538d462d8cda9648b..72af0c18396983df62327d5a4dcf000bf557d326 100644
--- a/arch/mips/loongson64/Kconfig
+++ b/arch/mips/loongson64/Kconfig
@@ -8,6 +8,7 @@ config LEMOTE_FULOONG2E
 	bool "Lemote Fuloong(2e) mini-PC"
 	select ARCH_SPARSEMEM_ENABLE
 	select ARCH_MIGHT_HAVE_PC_PARPORT
+	select ARCH_MIGHT_HAVE_PC_SERIO
 	select CEVT_R4K
 	select CSRC_R4K
 	select SYS_HAS_CPU_LOONGSON2E
@@ -35,6 +36,7 @@ config LEMOTE_MACH2F
 	bool "Lemote Loongson 2F family machines"
 	select ARCH_SPARSEMEM_ENABLE
 	select ARCH_MIGHT_HAVE_PC_PARPORT
+	select ARCH_MIGHT_HAVE_PC_SERIO
 	select BOARD_SCACHE
 	select BOOT_ELF32
 	select CEVT_R4K if ! MIPS_EXTERNAL_TIMER
@@ -65,6 +67,7 @@ config LOONGSON_MACH3X
 	bool "Generic Loongson 3 family machines"
 	select ARCH_SPARSEMEM_ENABLE
 	select ARCH_MIGHT_HAVE_PC_PARPORT
+	select ARCH_MIGHT_HAVE_PC_SERIO
 	select GENERIC_ISA_DMA_SUPPORT_BROKEN
 	select BOOT_ELF32
 	select BOARD_SCACHE