diff --git a/bsp/renesas/ra8d1-vision-board/board/SConscript b/bsp/renesas/ra8d1-vision-board/board/SConscript
index 59c56a1442..b25953601a 100644
--- a/bsp/renesas/ra8d1-vision-board/board/SConscript
+++ b/bsp/renesas/ra8d1-vision-board/board/SConscript
@@ -7,9 +7,6 @@ list = os.listdir(cwd)
 CPPPATH = [cwd]
 src = Glob('*.c')
 
-if GetDepend(['BSP_USING_FS']):
-    src += Glob('ports/mnt.c')
-
 CPPDEFINES = ['BSP_CFG_RTOS = 2']
 
 objs = DefineGroup('Drivers', src, depend = [''], CPPPATH = CPPPATH, CPPDEFINES=CPPDEFINES)
diff --git a/bsp/renesas/ra8d1-vision-board/board/ports/SConscript b/bsp/renesas/ra8d1-vision-board/board/ports/SConscript
index e8ac9ae59e..2cb6a23eed 100644
--- a/bsp/renesas/ra8d1-vision-board/board/ports/SConscript
+++ b/bsp/renesas/ra8d1-vision-board/board/ports/SConscript
@@ -2,10 +2,13 @@ import os
 from building import *
 
 objs = []
-src = Glob('*.c')
+src = ["drv_sdram.c"]
 cwd  = GetCurrentDir()
 CPPPATH = [cwd]
 
+if GetDepend(['BSP_USING_FS']):
+    src += ['mnt.c']
+
 objs = DefineGroup('Drivers', src, depend = [''], CPPPATH = CPPPATH)
 
 list = os.listdir(cwd)
diff --git a/bsp/renesas/ra8d1-vision-board/board/ports/mnt.c b/bsp/renesas/ra8d1-vision-board/board/ports/mnt.c
index c228415702..4768e3173c 100644
--- a/bsp/renesas/ra8d1-vision-board/board/ports/mnt.c
+++ b/bsp/renesas/ra8d1-vision-board/board/ports/mnt.c
@@ -9,6 +9,13 @@
 #define DBG_LVL DBG_INFO
 #include <rtdbg.h>
 
+#define SDHI_USING_CD
+#define RA_SDHI_CD_PIN "p503"
+
+#ifdef BSP_USING_OPENMV
+#include "led.h"
+#endif /* BSP_USING_OPENMV */
+
 #ifdef BSP_USING_ONCHIP_FS
 #include "fal.h"
 #define FS_PARTITION_NAME  "disk"
@@ -47,10 +54,11 @@ static void sd_mount(void)
 #elif defined(BSP_USING_SDCARD_FS)
 #include <drv_sdhi.h>
 
+#ifdef SDHI_USING_CD
 /* SD Card hot plug detection pin */
-#define SD_CHECK_PIN  "p405"
-
+#define SD_CHECK_PIN  RA_SDHI_CD_PIN
 static rt_base_t sd_check_pin = 0;
+#endif
 
 static void _sdcard_mount(void)
 {
@@ -92,10 +100,11 @@ static void _sdcard_unmount(void)
 
 static void sd_auto_mount(void *parameter)
 {
-    rt_uint8_t re_sd_check_pin = 1;
-    rt_thread_mdelay(20);
+    rt_uint8_t re_sd_check_pin = 0;
+    rt_thread_mdelay(500);
 
-    if (!rt_pin_read(sd_check_pin))
+#ifdef SDHI_USING_CD
+    if (re_sd_check_pin = rt_pin_read(sd_check_pin))
     {
         _sdcard_mount();
     }
@@ -103,28 +112,36 @@ static void sd_auto_mount(void *parameter)
     while (1)
     {
         rt_thread_mdelay(200);
-
-        if (re_sd_check_pin && (re_sd_check_pin = rt_pin_read(sd_check_pin)) == 0)
+        if (!re_sd_check_pin && (re_sd_check_pin = rt_pin_read(sd_check_pin)) != 0)
         {
+#ifdef BSP_USING_OPENMV
+            led_state(LED_RED, 1);
+#endif  /* BSP_USING_OPENMV */
             _sdcard_mount();
+#ifdef BSP_USING_OPENMV
+            led_state(LED_RED, 0);
+#endif  /* BSP_USING_OPENMV */
         }
 
-        if (!re_sd_check_pin && (re_sd_check_pin = rt_pin_read(sd_check_pin)) != 0)
+        if (re_sd_check_pin && (re_sd_check_pin = rt_pin_read(sd_check_pin)) == 0)
         {
             _sdcard_unmount();
         }
     }
+#else
+    _sdcard_mount();
+#endif  /* SDHI_USING_CD */
 }
 
 static void sd_mount(void)
 {
     rt_thread_t tid;
-
+#ifdef SDHI_USING_CD
     sd_check_pin = rt_pin_get(SD_CHECK_PIN);
     rt_pin_mode(sd_check_pin, PIN_MODE_INPUT_PULLUP);
-
+#endif  /* SDHI_USING_CD */
     tid = rt_thread_create("sd_mount", sd_auto_mount, RT_NULL,
-                           2048, RT_THREAD_PRIORITY_MAX - 2, 20);
+                           2048, RT_THREAD_PRIORITY_MAX - 12, 20);
     if (tid != RT_NULL)
     {
         rt_thread_startup(tid);
@@ -137,12 +154,12 @@ static void sd_mount(void)
 }
 
 #else
-#include <dev_spi_msd.h>
-#include "drv_sci.h"
+#include <spi_msd.h>
+#include "drv_sci_spi.h"
 int sd_mount(void)
 {
     uint32_t cs_pin = BSP_IO_PORT_10_PIN_05;
-    rt_hw_sci_spi_device_attach("sci2s", "scpi20", cs_pin);
+    rt_hw_sci_spi_device_attach("scpi2", "scpi20", cs_pin);
     msd_init("sd0", "scpi20");
     if (dfs_mount("sd0", "/", "elm", 0, 0) == 0)
     {
@@ -158,8 +175,14 @@ int sd_mount(void)
 
 int mount_init(void)
 {
+    mmcsd_wait_cd_changed(0);
+
+    sdcard_change();
+    mmcsd_wait_cd_changed(RT_WAITING_FOREVER);
+
+    rt_thread_mdelay(200);
     sd_mount();
     return RT_EOK;
 }
-// INIT_ENV_EXPORT(mount_init);
-#endif
+INIT_ENV_EXPORT(mount_init);
+#endif
\ No newline at end of file