diff --git a/drivers/bl702_driver/hal_drv/src/hal_spi.c b/drivers/bl702_driver/hal_drv/src/hal_spi.c
index 9d3055b2..251f9a16 100644
--- a/drivers/bl702_driver/hal_drv/src/hal_spi.c
+++ b/drivers/bl702_driver/hal_drv/src/hal_spi.c
@@ -261,34 +261,18 @@ int spi_write(struct device *dev, uint32_t pos, const void *buffer, uint32_t siz
         }
 
         return 0;
+    } else if (dev->oflag & DEVICE_OFLAG_INT_TX) {
+        return -1;
     } else {
-        // if (spi_device->datasize == SPI_DATASIZE_32BIT) {
-        //     SPI_Send_32bits(spi_device->id, (uint32_t *)buffer, size, SPI_TIMEOUT_DISABLE);
-        //     return 0;
-        // } else if (spi_device->datasize == SPI_DATASIZE_24BIT) {
-        // } else if (spi_device->datasize == SPI_DATASIZE_16BIT) {
-        //     uint32_t residue32 = size % 2;
-        //     uint32_t trade32 = size / 2;
-        //     SPI_Send_32bits(spi_device->id, (uint32_t *)buffer, trade32, SPI_TIMEOUT_DISABLE);
-        //     buffer += sizeof(uint32_t) * trade32;
-        //     SPI_Send_16bits(spi_device->id, (uint16_t *)buffer, residue32, SPI_TIMEOUT_DISABLE);
-        //     return 0;
-        // } else if (spi_device->datasize == SPI_DATASIZE_8BIT) {
-        //     uint32_t residue32 = size % 4;
-        //     uint32_t trade32 = size / 4;
-        //     SPI_Send_32bits(spi_device->id, (uint32_t *)buffer, trade32, SPI_TIMEOUT_DISABLE);
-        //     buffer += sizeof(uint32_t) * trade32;
-
-        //     uint32_t residue16 = residue32 % 2;
-        //     uint32_t trade16 = residue32 / 2;
-        //     SPI_Send_16bits(spi_device->id, (uint16_t *)buffer, trade16, SPI_TIMEOUT_DISABLE);
-        //     buffer += sizeof(uint16_t) * trade16;
-
-        //     SPI_Send_8bits(spi_device->id, (uint8_t *)buffer, residue16, SPI_TIMEOUT_DISABLE);
-        //     return 0;
-        // }
-
-        return -2;
+        if (spi_device->datasize == SPI_DATASIZE_8BIT) {
+            return SPI_Send_8bits(spi_device->id, (uint8_t *)buffer, size, SPI_TIMEOUT_DISABLE);
+        } else if (spi_device->datasize == SPI_DATASIZE_16BIT) {
+            return SPI_Send_16bits(spi_device->id, (uint16_t *)buffer, size, SPI_TIMEOUT_DISABLE);
+        } else if (spi_device->datasize == SPI_DATASIZE_24BIT) {
+            return SPI_Send_24bits(spi_device->id, (uint32_t *)buffer, size, SPI_TIMEOUT_DISABLE);
+        } else {
+            return SPI_Send_32bits(spi_device->id, (uint32_t *)buffer, size, SPI_TIMEOUT_DISABLE);
+        }
     }
 }
 /**
@@ -317,8 +301,18 @@ int spi_read(struct device *dev, uint32_t pos, void *buffer, uint32_t size)
         }
 
         return 0;
+    } else if (dev->oflag & DEVICE_OFLAG_INT_TX) {
+        return -1;
     } else {
-        return -2;
+        if (spi_device->datasize == SPI_DATASIZE_8BIT) {
+            return SPI_Recv_8bits(spi_device->id, (uint8_t *)buffer, size, SPI_TIMEOUT_DISABLE);
+        } else if (spi_device->datasize == SPI_DATASIZE_16BIT) {
+            return SPI_Recv_16bits(spi_device->id, (uint16_t *)buffer, size, SPI_TIMEOUT_DISABLE);
+        } else if (spi_device->datasize == SPI_DATASIZE_24BIT) {
+            return SPI_Recv_24bits(spi_device->id, (uint32_t *)buffer, size, SPI_TIMEOUT_DISABLE);
+        } else {
+            return SPI_Recv_32bits(spi_device->id, (uint32_t *)buffer, size, SPI_TIMEOUT_DISABLE);
+        }
     }
 }
 /**