diff --git a/Ubiquitous/Nuttx_Fusion_XiUOS/aiit_board/xidatong/configs/usdhc/defconfig b/Ubiquitous/Nuttx_Fusion_XiUOS/aiit_board/xidatong/configs/usdhc/defconfig
index c22671e64..e961fdc9a 100644
--- a/Ubiquitous/Nuttx_Fusion_XiUOS/aiit_board/xidatong/configs/usdhc/defconfig
+++ b/Ubiquitous/Nuttx_Fusion_XiUOS/aiit_board/xidatong/configs/usdhc/defconfig
@@ -20,11 +20,6 @@ CONFIG_ARMV7M_ICACHE=y
 CONFIG_ARMV7M_USEBASEPRI=y
 CONFIG_BOARD_LOOPSPERMSEC=104926
 CONFIG_BUILTIN=y
-CONFIG_DEBUG_FEATURES=y
-CONFIG_DEBUG_FULLOPT=y
-CONFIG_DEBUG_SYMBOLS=y
-CONFIG_DEV_URANDOM=y
-CONFIG_DEV_ZERO=y
 CONFIG_FAT_LCNAMES=y
 CONFIG_CLOCK_MONOTONIC=y
 CONFIG_FAT_LFN=y
@@ -32,7 +27,6 @@ CONFIG_FS_FAT=y
 CONFIG_FS_PROCFS=y
 CONFIG_IDLETHREAD_STACKSIZE=2048
 CONFIG_EXAMPLES_HELLO=y
-CONFIG_IMXRT1020_EVK_QSPI_FLASH=y
 CONFIG_IMXRT_GPIO1_0_15_IRQ=y
 CONFIG_IMXRT_GPIO_IRQ=y
 CONFIG_IMXRT_LPUART1=y
@@ -42,9 +36,7 @@ CONFIG_INTELHEX_BINARY=y
 CONFIG_IOB_NBUFFERS=24
 CONFIG_IOB_NCHAINS=8
 CONFIG_LIBC_STRERROR=y
-CONFIG_LPUART1_RXBUFSIZE=1024
 CONFIG_LPUART1_SERIAL_CONSOLE=y
-CONFIG_LPUART1_TXBUFSIZE=1024
 CONFIG_MMCSD=y
 CONFIG_MMCSD_SDIO=y
 CONFIG_MM_IOB=y