MIPS: Lemote 2F: Add NAS support

Kernel support for this machine is almost the same as Fuloong 2F; the only
difference is that it uses the serial port provided by Loongson 2F processor
as Yeeloong 2F does.

Signed-off-by: Wu Zhangjin <wuzhangjin@gmail.com>
Cc: linux-mips@linux-mips.org
Patchwork: http://patchwork.linux-mips.org/patch/656/
Signed-off-by: Ralf Baechle <ralf@linux-mips.org>

5 files changed, 7 insertions, 1 deletions

diff --git a/arch/mips/include/asm/bootinfo.h b/arch/mips/include/asm/bootinfo.h
index 07d41157afb2..be28e3bd0cba 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 7545fe69089f..d57e1f4503ad 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 dc6488c14763..45601e4315d5 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 233c708fc120..e34d699f6f35 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 0458a1c56419..980299dbeac3 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: