diff --git a/configs/Sinlinx_SinA33_defconfig b/configs/Sinlinx_SinA33_defconfig
index 4decc72dff..b41bf67965 100644
--- a/configs/Sinlinx_SinA33_defconfig
+++ b/configs/Sinlinx_SinA33_defconfig
@@ -4,10 +4,18 @@ CONFIG_MACH_SUN8I_A33=y
 CONFIG_DRAM_CLK=552
 CONFIG_DRAM_ZQ=15291
 CONFIG_MMC0_CD_PIN="PB4"
+CONFIG_USB0_ID_DET="PH8"
 CONFIG_DEFAULT_DEVICE_TREE="sun8i-a33-sinlinx-sina33"
 # CONFIG_SYS_MALLOC_CLEAR_ON_INIT is not set
 CONFIG_SPL=y
 # CONFIG_CMD_IMLS is not set
 # CONFIG_CMD_FLASH is not set
+CONFIG_CMD_DFU=y
 # CONFIG_CMD_FPGA is not set
 CONFIG_USB_EHCI_HCD=y
+CONFIG_USB_MUSB_GADGET=y
+CONFIG_USB_GADGET=y
+CONFIG_USB_GADGET_DOWNLOAD=y
+CONFIG_G_DNL_MANUFACTURER="Allwinner Technology"
+CONFIG_G_DNL_VENDOR_NUM=0x1f3a
+CONFIG_G_DNL_PRODUCT_NUM=0x1010