diff --git a/components/spi_flash/src/patch/common.c b/components/spi_flash/src/patch/common.c
index 84aa395d..cc00d942 100644
--- a/components/spi_flash/src/patch/common.c
+++ b/components/spi_flash/src/patch/common.c
@@ -106,6 +106,7 @@ void FLASH_PATCH_TEXT_ATTR spi_exit(spi_state_t *state)
 
     Cache_Read_Enable_2();
     vPortExitCritical();
+    patch_delay(1);
 }
 
 static void FLASH_PATCH_TEXT_ATTR spi_trans_block(bool write_mode,
diff --git a/components/spi_flash/src/patch/fm25q16a.c b/components/spi_flash/src/patch/fm25q16a.c
index dbd290af..541f6bfd 100644
--- a/components/spi_flash/src/patch/fm25q16a.c
+++ b/components/spi_flash/src/patch/fm25q16a.c
@@ -237,7 +237,7 @@ static void FLASH_PATCH_TEXT_ATTR fm_cam_read_pre(void)
 static void FLASH_PATCH_TEXT_ATTR fm_soft_reset()
 {
     fm_send_spi_cmd(0x66, 1*8, 0, 0, NULL, 0, NULL, 0, 0);
-    //    ets_delay_us(100);
+    // patch_delay(1);
     fm_send_spi_cmd(0x99, 1*8, 0, 0, NULL, 0, NULL, 0, 0);
 }
 
@@ -378,7 +378,7 @@ static bool FLASH_PATCH_TEXT_ATTR fm_cam_erase_and_fix(uint8_t (*buf)[32])
         }
         if (memcmp(cam_check, buf[line], 32) != 0) {
             ERROR(FLASH_PATCH_STR("CAM BUF[%d] check error\n"), line);
-            ets_delay_us(50000);
+            patch_delay(50);
             return false;
         }
     }