diff --git a/arch/mips/include/asm/bootinfo.h b/arch/mips/include/asm/bootinfo.h
index 07d41157afb2fb090286cf92f73c93f19d08b212..be28e3bd0cbae595871a9bc26a746aa962d310ce 100644
--- a/arch/mips/include/asm/bootinfo.h
+++ b/arch/mips/include/asm/bootinfo.h
@@ -67,7 +67,8 @@
 #define MACH_LEMOTE_ML2F7      3
 #define MACH_LEMOTE_YL2F89     4
 #define MACH_DEXXON_GDIUM2F10  5
-#define MACH_LOONGSON_END      6
+#define MACH_LEMOTE_NAS        6
+#define MACH_LOONGSON_END      7
 
 extern char *system_type;
 const char *get_system_type(void);
diff --git a/arch/mips/loongson/common/machtype.c b/arch/mips/loongson/common/machtype.c
index 7545fe69089f8da4968bdeb4534a8a5c4b4b5ea3..d57e1f4503ad2f96e2dfdae7c149623e2a0ba816 100644
--- a/arch/mips/loongson/common/machtype.c
+++ b/arch/mips/loongson/common/machtype.c
@@ -25,6 +25,7 @@ static const char *system_types[] = {
 	[MACH_LEMOTE_ML2F7]             "lemote-mengloong-2f-7inches",
 	[MACH_LEMOTE_YL2F89]            "lemote-yeeloong-2f-8.9inches",
 	[MACH_DEXXON_GDIUM2F10]         "dexxon-gidum-2f-10inches",
+	[MACH_LEMOTE_NAS]		"lemote-nas-2f",
 	[MACH_LOONGSON_END]             NULL,
 };
 
diff --git a/arch/mips/loongson/common/serial.c b/arch/mips/loongson/common/serial.c
index dc6488c1476320a8e501c0105a47b5259597756d..45601e4315d52dfb5fc2358022ccf0ca38381eb9 100644
--- a/arch/mips/loongson/common/serial.c
+++ b/arch/mips/loongson/common/serial.c
@@ -45,6 +45,7 @@ static struct plat_serial8250_port uart8250_data[][2] = {
 	[MACH_LEMOTE_ML2F7]             {PORT_M(3), {} },
 	[MACH_LEMOTE_YL2F89]            {PORT_M(3), {} },
 	[MACH_DEXXON_GDIUM2F10]         {PORT_M(3), {} },
+	[MACH_LEMOTE_NAS]               {PORT_M(3), {} },
 	[MACH_LOONGSON_END]             {},
 };
 
diff --git a/arch/mips/loongson/common/uart_base.c b/arch/mips/loongson/common/uart_base.c
index 233c708fc12029fe6a4cedca86b3a023443762d8..e34d699f6f350a8ead5b73b5425a9e4180b3783f 100644
--- a/arch/mips/loongson/common/uart_base.c
+++ b/arch/mips/loongson/common/uart_base.c
@@ -23,6 +23,7 @@ unsigned long __maybe_unused uart8250_base[] = {
 	[MACH_LEMOTE_ML2F7]	(LOONGSON_LIO1_BASE + 0x3f8),
 	[MACH_LEMOTE_YL2F89]	(LOONGSON_LIO1_BASE + 0x3f8),
 	[MACH_DEXXON_GDIUM2F10]	(LOONGSON_LIO1_BASE + 0x3f8),
+	[MACH_LEMOTE_NAS]	(LOONGSON_LIO1_BASE + 0x3f8),
 	[MACH_LOONGSON_END]	0,
 };
 EXPORT_SYMBOL(uart8250_base);
diff --git a/arch/mips/loongson/lemote-2f/reset.c b/arch/mips/loongson/lemote-2f/reset.c
index 0458a1c56419f3243967334b07ee62ac7f252897..980299dbeac3e4b30011e4ecd0fe9e12353da95d 100644
--- a/arch/mips/loongson/lemote-2f/reset.c
+++ b/arch/mips/loongson/lemote-2f/reset.c
@@ -141,6 +141,7 @@ void mach_prepare_reboot(void)
 {
 	switch (mips_machtype) {
 	case MACH_LEMOTE_FL2F:
+	case MACH_LEMOTE_NAS:
 		fl2f_reboot();
 		break;
 	case MACH_LEMOTE_ML2F7:
@@ -158,6 +159,7 @@ void mach_prepare_shutdown(void)
 {
 	switch (mips_machtype) {
 	case MACH_LEMOTE_FL2F:
+	case MACH_LEMOTE_NAS:
 		fl2f_shutdown();
 		break;
 	case MACH_LEMOTE_ML2F7: