diff --git a/drivers/bl702_driver/hal_drv/src/hal_spi.c b/drivers/bl702_driver/hal_drv/src/hal_spi.c
index c27c78b6..dec7cb55 100644
--- a/drivers/bl702_driver/hal_drv/src/hal_spi.c
+++ b/drivers/bl702_driver/hal_drv/src/hal_spi.c
@@ -201,6 +201,7 @@ int spi_control(struct device *dev, int cmd, void *args)
             uint32_t tmpVal = BL_RD_REG(SPI_BASE + spi_device->id * 0x100, SPI_FIFO_CONFIG_0);
             tmpVal = BL_CLR_REG_BIT(tmpVal, SPI_DMA_TX_EN);
             BL_WR_REG(SPI_BASE + spi_device->id * 0x100, SPI_FIFO_CONFIG_0, tmpVal);
+            dev->oflag &= ~DEVICE_OFLAG_DMA_TX;
             break;
         }
 
@@ -208,6 +209,7 @@ int spi_control(struct device *dev, int cmd, void *args)
             uint32_t tmpVal = BL_RD_REG(SPI_BASE + spi_device->id * 0x100, SPI_FIFO_CONFIG_0);
             tmpVal = BL_CLR_REG_BIT(tmpVal, SPI_DMA_RX_EN);
             BL_WR_REG(SPI_BASE + spi_device->id * 0x100, SPI_FIFO_CONFIG_0, tmpVal);
+            dev->oflag &= ~DEVICE_OFLAG_DMA_RX;
             break;
         }
 
@@ -215,6 +217,7 @@ int spi_control(struct device *dev, int cmd, void *args)
             uint32_t tmpVal = BL_RD_REG(SPI_BASE + spi_device->id * 0x100, SPI_FIFO_CONFIG_0);
             tmpVal = BL_SET_REG_BIT(tmpVal, SPI_DMA_TX_EN);
             BL_WR_REG(SPI_BASE + spi_device->id * 0x100, SPI_FIFO_CONFIG_0, tmpVal);
+            dev->oflag |= DEVICE_OFLAG_DMA_TX;
             break;
         }
 
@@ -222,6 +225,7 @@ int spi_control(struct device *dev, int cmd, void *args)
             uint32_t tmpVal = BL_RD_REG(SPI_BASE + spi_device->id * 0x100, SPI_FIFO_CONFIG_0);
             tmpVal = BL_SET_REG_BIT(tmpVal, SPI_DMA_RX_EN);
             BL_WR_REG(SPI_BASE + spi_device->id * 0x100, SPI_FIFO_CONFIG_0, tmpVal);
+            dev->oflag |= DEVICE_OFLAG_DMA_RX;
             break;
         }
 
@@ -258,34 +262,34 @@ int spi_write(struct device *dev, uint32_t pos, const void *buffer, uint32_t siz
 
         return 0;
     } 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;
+        // 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;
+        //     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;
-        }
+        //     SPI_Send_8bits(spi_device->id, (uint8_t *)buffer, residue16, SPI_TIMEOUT_DISABLE);
+        //     return 0;
+        // }
+
+        return -2;
     }
-
-    return -2;
 }
 /**
  * @brief
@@ -314,9 +318,8 @@ int spi_read(struct device *dev, uint32_t pos, void *buffer, uint32_t size)
 
         return 0;
     } else {
+        return -2;
     }
-
-    return -2;
 }
 /**
  * @brief
diff --git a/drivers/bl702_driver/hal_drv/src/hal_uart.c b/drivers/bl702_driver/hal_drv/src/hal_uart.c
index 85936671..6a8dbf86 100644
--- a/drivers/bl702_driver/hal_drv/src/hal_uart.c
+++ b/drivers/bl702_driver/hal_drv/src/hal_uart.c
@@ -223,24 +223,28 @@ int uart_control(struct device *dev, int cmd, void *args)
             uint32_t tmpVal = BL_RD_REG(UART0_BASE + uart_device->id * 0x100, UART_FIFO_CONFIG_0);
             tmpVal = BL_CLR_REG_BIT(tmpVal, UART_DMA_TX_EN);
             BL_WR_REG(UART0_BASE + uart_device->id * 0x100, UART_FIFO_CONFIG_0, tmpVal);
+            dev->oflag &= ~DEVICE_OFLAG_DMA_TX;
             break;
         }
         case DEVICE_CTRL_RX_DMA_SUSPEND: {
             uint32_t tmpVal = BL_RD_REG(UART0_BASE + uart_device->id * 0x100, UART_FIFO_CONFIG_0);
             tmpVal = BL_CLR_REG_BIT(tmpVal, UART_DMA_RX_EN);
             BL_WR_REG(UART0_BASE + uart_device->id * 0x100, UART_FIFO_CONFIG_0, tmpVal);
+            dev->oflag &= ~DEVICE_OFLAG_DMA_RX;
             break;
         }
         case DEVICE_CTRL_TX_DMA_RESUME: {
             uint32_t tmpVal = BL_RD_REG(UART0_BASE + uart_device->id * 0x100, UART_FIFO_CONFIG_0);
             tmpVal = BL_SET_REG_BIT(tmpVal, UART_DMA_TX_EN);
             BL_WR_REG(UART0_BASE + uart_device->id * 0x100, UART_FIFO_CONFIG_0, tmpVal);
+            dev->oflag |= DEVICE_OFLAG_DMA_TX;
             break;
         }
         case DEVICE_CTRL_RX_DMA_RESUME: {
             uint32_t tmpVal = BL_RD_REG(UART0_BASE + uart_device->id * 0x100, UART_FIFO_CONFIG_0);
             tmpVal = BL_SET_REG_BIT(tmpVal, UART_DMA_RX_EN);
             BL_WR_REG(UART0_BASE + uart_device->id * 0x100, UART_FIFO_CONFIG_0, tmpVal);
+            dev->oflag |= DEVICE_OFLAG_DMA_RX;
             break;
         }
         case DEVICE_CTRL_UART_GET_TX_FIFO /* constant-expression */:
@@ -278,10 +282,10 @@ int uart_write(struct device *dev, uint32_t pos, const void *buffer, uint32_t si
             dma_channel_start(dma_ch);
         }
         return 0;
-    } else if (dev->oflag & DEVICE_OFLAG_STREAM_TX) {
-        return UART_SendData(uart_device->id, (uint8_t *)buffer, size);
+    } else if (dev->oflag & DEVICE_OFLAG_INT_TX) {
+        return -2;
     } else
-        return -1;
+        return UART_SendData(uart_device->id, (uint8_t *)buffer, size);
 }
 /**
  * @brief
@@ -308,14 +312,15 @@ int uart_read(struct device *dev, uint32_t pos, void *buffer, uint32_t size)
             dma_channel_start(dma_ch);
         }
         return 0;
-    } else if (dev->oflag & DEVICE_OFLAG_STREAM_RX) {
+    } else if (dev->oflag & DEVICE_OFLAG_INT_RX) {
+        return -2;
+    } else {
         uint32_t rx_len = 0;
         while (rx_len < size) {
             rx_len += UART_ReceiveData(uart_device->id, (uint8_t *)buffer + rx_len, size - rx_len);
         }
         return 0;
     }
-    return -1;
 }
 /**
  * @brief