diff --git a/configs/bananapi-cm4-cm4io_defconfig b/configs/bananapi-cm4-cm4io_defconfig
index 5fa4b89..116147f 100644
--- a/configs/bananapi-cm4-cm4io_defconfig
+++ b/configs/bananapi-cm4-cm4io_defconfig
@@ -27,6 +27,7 @@
 CONFIG_SYS_MAXARGS=32
 # CONFIG_CMD_BDI is not set
 # CONFIG_CMD_IMI is not set
+CONFIG_CMD_DFU=y
 CONFIG_CMD_GPIO=y
 # CONFIG_CMD_LOADS is not set
 CONFIG_CMD_MMC=y
@@ -41,6 +42,7 @@
 CONFIG_SARADC_MESON=y
 CONFIG_BUTTON=y
 CONFIG_BUTTON_ADC=y
+CONFIG_DFU_RAM=y
 CONFIG_MMC_MESON_GX=y
 CONFIG_PHY_REALTEK=y
 CONFIG_DM_MDIO=y
diff --git a/configs/bananapi-m2-pro_defconfig b/configs/bananapi-m2-pro_defconfig
index 6c16953..2a3958b 100644
--- a/configs/bananapi-m2-pro_defconfig
+++ b/configs/bananapi-m2-pro_defconfig
@@ -26,6 +26,7 @@
 CONFIG_SYS_MAXARGS=32
 # CONFIG_CMD_BDI is not set
 # CONFIG_CMD_IMI is not set
+CONFIG_CMD_DFU=y
 CONFIG_CMD_GPIO=y
 # CONFIG_CMD_LOADS is not set
 CONFIG_CMD_MMC=y
@@ -37,6 +38,7 @@
 CONFIG_SYS_RELOC_GD_ENV_ADDR=y
 CONFIG_ADC=y
 CONFIG_SARADC_MESON=y
+CONFIG_DFU_RAM=y
 CONFIG_MMC_MESON_GX=y
 CONFIG_PHY_REALTEK=y
 CONFIG_DM_MDIO=y
diff --git a/configs/bananapi-m2s_defconfig b/configs/bananapi-m2s_defconfig
index eb3bb17..405ce3a 100644
--- a/configs/bananapi-m2s_defconfig
+++ b/configs/bananapi-m2s_defconfig
@@ -28,6 +28,7 @@
 CONFIG_SYS_MAXARGS=32
 # CONFIG_CMD_BDI is not set
 # CONFIG_CMD_IMI is not set
+CONFIG_CMD_DFU=y
 CONFIG_CMD_GPIO=y
 # CONFIG_CMD_LOADS is not set
 CONFIG_CMD_MMC=y
@@ -40,6 +41,7 @@
 CONFIG_SYS_RELOC_GD_ENV_ADDR=y
 CONFIG_ADC=y
 CONFIG_SARADC_MESON=y
+CONFIG_DFU_RAM=y
 CONFIG_MMC_MESON_GX=y
 CONFIG_PHY_REALTEK=y
 CONFIG_DM_MDIO=y
diff --git a/configs/bananapi-m5_defconfig b/configs/bananapi-m5_defconfig
index 0895af8..6de5d5f 100644
--- a/configs/bananapi-m5_defconfig
+++ b/configs/bananapi-m5_defconfig
@@ -26,6 +26,7 @@
 CONFIG_SYS_MAXARGS=32
 # CONFIG_CMD_BDI is not set
 # CONFIG_CMD_IMI is not set
+CONFIG_CMD_DFU=y
 CONFIG_CMD_GPIO=y
 # CONFIG_CMD_LOADS is not set
 CONFIG_CMD_MMC=y
@@ -37,6 +38,7 @@
 CONFIG_SYS_RELOC_GD_ENV_ADDR=y
 CONFIG_ADC=y
 CONFIG_SARADC_MESON=y
+CONFIG_DFU_RAM=y
 CONFIG_MMC_MESON_GX=y
 CONFIG_PHY_REALTEK=y
 CONFIG_DM_MDIO=y
diff --git a/configs/beelink-gsking-x_defconfig b/configs/beelink-gsking-x_defconfig
index 8cd0cff..99e36e9 100644
--- a/configs/beelink-gsking-x_defconfig
+++ b/configs/beelink-gsking-x_defconfig
@@ -27,6 +27,7 @@
 CONFIG_SYS_MAXARGS=32
 # CONFIG_CMD_BDI is not set
 # CONFIG_CMD_IMI is not set
+CONFIG_CMD_DFU=y
 CONFIG_CMD_GPIO=y
 # CONFIG_CMD_LOADS is not set
 CONFIG_CMD_MMC=y
@@ -36,6 +37,7 @@
 CONFIG_CMD_REGULATOR=y
 CONFIG_OF_CONTROL=y
 CONFIG_SYS_RELOC_GD_ENV_ADDR=y
+CONFIG_DFU_RAM=y
 CONFIG_MMC_MESON_GX=y
 CONFIG_MTD=y
 CONFIG_DM_MTD=y
diff --git a/configs/beelink-gt1-ultimate_defconfig b/configs/beelink-gt1-ultimate_defconfig
index 5156ded..1313dde 100644
--- a/configs/beelink-gt1-ultimate_defconfig
+++ b/configs/beelink-gt1-ultimate_defconfig
@@ -27,6 +27,7 @@
 # CONFIG_CMD_BDI is not set
 # CONFIG_CMD_IMI is not set
 CONFIG_CMD_ADC=y
+CONFIG_CMD_DFU=y
 CONFIG_CMD_GPIO=y
 # CONFIG_CMD_LOADS is not set
 CONFIG_CMD_MMC=y
@@ -37,6 +38,7 @@
 CONFIG_OF_CONTROL=y
 CONFIG_SYS_RELOC_GD_ENV_ADDR=y
 CONFIG_SARADC_MESON=y
+CONFIG_DFU_RAM=y
 CONFIG_MMC_MESON_GX=y
 CONFIG_MTD=y
 CONFIG_DM_MTD=y
diff --git a/configs/beelink-gtking_defconfig b/configs/beelink-gtking_defconfig
index a5ab959..5c21d8e 100644
--- a/configs/beelink-gtking_defconfig
+++ b/configs/beelink-gtking_defconfig
@@ -27,6 +27,7 @@
 CONFIG_SYS_MAXARGS=32
 # CONFIG_CMD_BDI is not set
 # CONFIG_CMD_IMI is not set
+CONFIG_CMD_DFU=y
 CONFIG_CMD_GPIO=y
 # CONFIG_CMD_LOADS is not set
 CONFIG_CMD_MMC=y
@@ -36,6 +37,7 @@
 CONFIG_CMD_REGULATOR=y
 CONFIG_OF_CONTROL=y
 CONFIG_SYS_RELOC_GD_ENV_ADDR=y
+CONFIG_DFU_RAM=y
 CONFIG_MMC_MESON_GX=y
 CONFIG_MTD=y
 CONFIG_DM_MTD=y
diff --git a/configs/beelink-gtkingpro_defconfig b/configs/beelink-gtkingpro_defconfig
index a130479..37bb4cd 100644
--- a/configs/beelink-gtkingpro_defconfig
+++ b/configs/beelink-gtkingpro_defconfig
@@ -27,6 +27,7 @@
 CONFIG_SYS_MAXARGS=32
 # CONFIG_CMD_BDI is not set
 # CONFIG_CMD_IMI is not set
+CONFIG_CMD_DFU=y
 CONFIG_CMD_GPIO=y
 # CONFIG_CMD_LOADS is not set
 CONFIG_CMD_MMC=y
@@ -36,6 +37,7 @@
 CONFIG_CMD_REGULATOR=y
 CONFIG_OF_CONTROL=y
 CONFIG_SYS_RELOC_GD_ENV_ADDR=y
+CONFIG_DFU_RAM=y
 CONFIG_MMC_MESON_GX=y
 CONFIG_MTD=y
 CONFIG_DM_MTD=y
diff --git a/configs/jethub_j100_defconfig b/configs/jethub_j100_defconfig
index 0fe8e8f..1e6d5c7 100644
--- a/configs/jethub_j100_defconfig
+++ b/configs/jethub_j100_defconfig
@@ -30,6 +30,7 @@
 # CONFIG_CMD_IMI is not set
 CONFIG_CMD_EEPROM=y
 CONFIG_CMD_ADC=y
+CONFIG_CMD_DFU=y
 CONFIG_CMD_GPIO=y
 CONFIG_RANDOM_UUID=y
 CONFIG_CMD_I2C=y
@@ -43,6 +44,7 @@
 CONFIG_OF_CONTROL=y
 CONFIG_SYS_RELOC_GD_ENV_ADDR=y
 CONFIG_SARADC_MESON=y
+CONFIG_DFU_RAM=y
 CONFIG_DM_I2C=y
 CONFIG_SYS_I2C_MESON=y
 CONFIG_MMC_MESON_GX=y
diff --git a/configs/jethub_j80_defconfig b/configs/jethub_j80_defconfig
index f1e0503..b370e5d 100644
--- a/configs/jethub_j80_defconfig
+++ b/configs/jethub_j80_defconfig
@@ -31,6 +31,7 @@
 # CONFIG_CMD_IMI is not set
 CONFIG_CMD_EEPROM=y
 CONFIG_CMD_ADC=y
+CONFIG_CMD_DFU=y
 CONFIG_CMD_GPIO=y
 CONFIG_RANDOM_UUID=y
 CONFIG_CMD_I2C=y
@@ -44,6 +45,7 @@
 CONFIG_OF_CONTROL=y
 CONFIG_SYS_RELOC_GD_ENV_ADDR=y
 CONFIG_SARADC_MESON=y
+CONFIG_DFU_RAM=y
 CONFIG_DM_I2C=y
 CONFIG_SYS_I2C_MESON=y
 CONFIG_MMC_MESON_GX=y
diff --git a/configs/khadas-vim2_defconfig b/configs/khadas-vim2_defconfig
index d465e7a..28e9052 100644
--- a/configs/khadas-vim2_defconfig
+++ b/configs/khadas-vim2_defconfig
@@ -28,6 +28,7 @@
 # CONFIG_CMD_BDI is not set
 # CONFIG_CMD_IMI is not set
 CONFIG_CMD_ADC=y
+CONFIG_CMD_DFU=y
 CONFIG_CMD_GPIO=y
 # CONFIG_CMD_LOADS is not set
 CONFIG_CMD_MMC=y
@@ -40,6 +41,7 @@
 CONFIG_OF_CONTROL=y
 CONFIG_SYS_RELOC_GD_ENV_ADDR=y
 CONFIG_SARADC_MESON=y
+CONFIG_DFU_RAM=y
 CONFIG_MMC_MESON_GX=y
 CONFIG_MTD=y
 CONFIG_DM_MTD=y
diff --git a/configs/khadas-vim3_defconfig b/configs/khadas-vim3_defconfig
index 2340fbf..5df4b92 100644
--- a/configs/khadas-vim3_defconfig
+++ b/configs/khadas-vim3_defconfig
@@ -28,6 +28,7 @@
 CONFIG_SYS_MAXARGS=32
 # CONFIG_CMD_BDI is not set
 # CONFIG_CMD_IMI is not set
+CONFIG_CMD_DFU=y
 CONFIG_CMD_GPIO=y
 CONFIG_CMD_I2C=y
 # CONFIG_CMD_LOADS is not set
@@ -45,6 +46,7 @@
 CONFIG_SARADC_MESON=y
 CONFIG_BUTTON=y
 CONFIG_BUTTON_ADC=y
+CONFIG_DFU_RAM=y
 CONFIG_DM_I2C=y
 CONFIG_SYS_I2C_MESON=y
 CONFIG_MMC_MESON_GX=y
diff --git a/configs/khadas-vim3l_defconfig b/configs/khadas-vim3l_defconfig
index ee31c05..de8fdd8 100644
--- a/configs/khadas-vim3l_defconfig
+++ b/configs/khadas-vim3l_defconfig
@@ -28,6 +28,7 @@
 CONFIG_SYS_MAXARGS=32
 # CONFIG_CMD_BDI is not set
 # CONFIG_CMD_IMI is not set
+CONFIG_CMD_DFU=y
 CONFIG_CMD_GPIO=y
 CONFIG_CMD_I2C=y
 # CONFIG_CMD_LOADS is not set
@@ -45,6 +46,7 @@
 CONFIG_SARADC_MESON=y
 CONFIG_BUTTON=y
 CONFIG_BUTTON_ADC=y
+CONFIG_DFU_RAM=y
 CONFIG_DM_I2C=y
 CONFIG_SYS_I2C_MESON=y
 CONFIG_MMC_MESON_GX=y
diff --git a/configs/khadas-vim_defconfig b/configs/khadas-vim_defconfig
index 812baca..d27ab6f 100644
--- a/configs/khadas-vim_defconfig
+++ b/configs/khadas-vim_defconfig
@@ -28,6 +28,7 @@
 # CONFIG_CMD_BDI is not set
 # CONFIG_CMD_IMI is not set
 CONFIG_CMD_ADC=y
+CONFIG_CMD_DFU=y
 CONFIG_CMD_GPIO=y
 # CONFIG_CMD_LOADS is not set
 CONFIG_CMD_MMC=y
@@ -38,6 +39,7 @@
 CONFIG_OF_CONTROL=y
 CONFIG_SYS_RELOC_GD_ENV_ADDR=y
 CONFIG_SARADC_MESON=y
+CONFIG_DFU_RAM=y
 CONFIG_MMC_MESON_GX=y
 CONFIG_PHY_MESON_GXL=y
 CONFIG_DM_MDIO=y
diff --git a/configs/libretech-ac_defconfig b/configs/libretech-ac_defconfig
index 4ed04fa..bc17b42 100644
--- a/configs/libretech-ac_defconfig
+++ b/configs/libretech-ac_defconfig
@@ -32,6 +32,7 @@
 # CONFIG_CMD_BDI is not set
 # CONFIG_CMD_IMI is not set
 CONFIG_CMD_ADC=y
+CONFIG_CMD_DFU=y
 CONFIG_CMD_GPIO=y
 # CONFIG_CMD_LOADS is not set
 CONFIG_CMD_MMC=y
@@ -45,6 +46,7 @@
 CONFIG_ENV_IS_IN_SPI_FLASH=y
 CONFIG_SYS_RELOC_GD_ENV_ADDR=y
 CONFIG_SARADC_MESON=y
+CONFIG_DFU_RAM=y
 CONFIG_MMC_MESON_GX=y
 CONFIG_MTD=y
 CONFIG_DM_MTD=y
diff --git a/configs/libretech-cc_defconfig b/configs/libretech-cc_defconfig
index 24d2aaf..baa9b1b 100644
--- a/configs/libretech-cc_defconfig
+++ b/configs/libretech-cc_defconfig
@@ -27,6 +27,7 @@
 # CONFIG_CMD_BDI is not set
 # CONFIG_CMD_IMI is not set
 CONFIG_CMD_ADC=y
+CONFIG_CMD_DFU=y
 CONFIG_CMD_GPIO=y
 # CONFIG_CMD_LOADS is not set
 CONFIG_CMD_MMC=y
@@ -37,6 +38,7 @@
 CONFIG_OF_CONTROL=y
 CONFIG_SYS_RELOC_GD_ENV_ADDR=y
 CONFIG_SARADC_MESON=y
+CONFIG_DFU_RAM=y
 CONFIG_MMC_MESON_GX=y
 CONFIG_PHY_MESON_GXL=y
 CONFIG_DM_MDIO=y
diff --git a/configs/libretech-cc_v2_defconfig b/configs/libretech-cc_v2_defconfig
index fd0323a..ba74b24 100644
--- a/configs/libretech-cc_v2_defconfig
+++ b/configs/libretech-cc_v2_defconfig
@@ -30,6 +30,7 @@
 CONFIG_SYS_MAXARGS=32
 # CONFIG_CMD_BDI is not set
 # CONFIG_CMD_IMI is not set
+CONFIG_CMD_DFU=y
 CONFIG_CMD_GPIO=y
 # CONFIG_CMD_LOADS is not set
 CONFIG_CMD_MMC=y
@@ -41,6 +42,7 @@
 CONFIG_ENV_IS_IN_SPI_FLASH=y
 CONFIG_SYS_RELOC_GD_ENV_ADDR=y
 CONFIG_SARADC_MESON=y
+CONFIG_DFU_RAM=y
 CONFIG_MMC_MESON_GX=y
 CONFIG_MTD=y
 CONFIG_DM_MTD=y
diff --git a/configs/libretech-s905d-pc_defconfig b/configs/libretech-s905d-pc_defconfig
index 0901ce1..cd138d6 100644
--- a/configs/libretech-s905d-pc_defconfig
+++ b/configs/libretech-s905d-pc_defconfig
@@ -31,6 +31,7 @@
 # CONFIG_CMD_BDI is not set
 # CONFIG_CMD_IMI is not set
 CONFIG_CMD_ADC=y
+CONFIG_CMD_DFU=y
 CONFIG_CMD_GPIO=y
 # CONFIG_CMD_LOADS is not set
 CONFIG_CMD_MMC=y
@@ -43,6 +44,7 @@
 CONFIG_OF_CONTROL=y
 CONFIG_ENV_IS_IN_SPI_FLASH=y
 CONFIG_SARADC_MESON=y
+CONFIG_DFU_RAM=y
 CONFIG_MMC_MESON_GX=y
 CONFIG_MTD=y
 CONFIG_DM_SPI_FLASH=y
diff --git a/configs/libretech-s912-pc_defconfig b/configs/libretech-s912-pc_defconfig
index bc63374..dabb4ca 100644
--- a/configs/libretech-s912-pc_defconfig
+++ b/configs/libretech-s912-pc_defconfig
@@ -30,6 +30,7 @@
 # CONFIG_CMD_BDI is not set
 # CONFIG_CMD_IMI is not set
 CONFIG_CMD_ADC=y
+CONFIG_CMD_DFU=y
 CONFIG_CMD_GPIO=y
 # CONFIG_CMD_LOADS is not set
 CONFIG_CMD_MMC=y
@@ -42,6 +43,7 @@
 CONFIG_OF_CONTROL=y
 CONFIG_ENV_IS_IN_SPI_FLASH=y
 CONFIG_SARADC_MESON=y
+CONFIG_DFU_RAM=y
 CONFIG_MMC_MESON_GX=y
 CONFIG_MTD=y
 CONFIG_DM_SPI_FLASH=y
diff --git a/configs/odroid-c4_defconfig b/configs/odroid-c4_defconfig
index 99fa61f..fe1f861 100644
--- a/configs/odroid-c4_defconfig
+++ b/configs/odroid-c4_defconfig
@@ -27,6 +27,7 @@
 CONFIG_SYS_MAXARGS=32
 # CONFIG_CMD_BDI is not set
 # CONFIG_CMD_IMI is not set
+CONFIG_CMD_DFU=y
 CONFIG_CMD_GPIO=y
 # CONFIG_CMD_LOADS is not set
 CONFIG_CMD_MMC=y
@@ -38,6 +39,7 @@
 CONFIG_SYS_RELOC_GD_ENV_ADDR=y
 CONFIG_ADC=y
 CONFIG_SARADC_MESON=y
+CONFIG_DFU_RAM=y
 CONFIG_MMC_MESON_GX=y
 CONFIG_PHY_REALTEK=y
 CONFIG_DM_MDIO=y
diff --git a/configs/odroid-go-ultra_defconfig b/configs/odroid-go-ultra_defconfig
index 077c773..bc0bf9b 100644
--- a/configs/odroid-go-ultra_defconfig
+++ b/configs/odroid-go-ultra_defconfig
@@ -26,6 +26,7 @@
 CONFIG_SYS_MAXARGS=32
 # CONFIG_CMD_BDI is not set
 # CONFIG_CMD_IMI is not set
+CONFIG_CMD_DFU=y
 CONFIG_CMD_GPIO=y
 # CONFIG_CMD_LOADS is not set
 CONFIG_CMD_MMC=y
@@ -41,6 +42,7 @@
 CONFIG_BUTTON=y
 CONFIG_BUTTON_ADC=y
 CONFIG_BUTTON_GPIO=y
+CONFIG_DFU_RAM=y
 CONFIG_DM_I2C=y
 CONFIG_SYS_I2C_MESON=y
 CONFIG_MMC_MESON_GX=y
diff --git a/configs/odroid-hc4_defconfig b/configs/odroid-hc4_defconfig
index 2c53f63..4316811 100644
--- a/configs/odroid-hc4_defconfig
+++ b/configs/odroid-hc4_defconfig
@@ -29,6 +29,7 @@
 CONFIG_SYS_MAXARGS=32
 # CONFIG_CMD_BDI is not set
 # CONFIG_CMD_IMI is not set
+CONFIG_CMD_DFU=y
 CONFIG_CMD_GPIO=y
 # CONFIG_CMD_LOADS is not set
 CONFIG_CMD_MMC=y
@@ -45,6 +46,7 @@
 CONFIG_SATA=y
 CONFIG_SCSI_AHCI=y
 CONFIG_AHCI_PCI=y
+CONFIG_DFU_RAM=y
 CONFIG_MMC_MESON_GX=y
 CONFIG_MTD=y
 CONFIG_DM_MTD=y
diff --git a/configs/odroid-n2_defconfig b/configs/odroid-n2_defconfig
index 16a1b53..9694f04 100644
--- a/configs/odroid-n2_defconfig
+++ b/configs/odroid-n2_defconfig
@@ -27,6 +27,7 @@
 CONFIG_SYS_MAXARGS=32
 # CONFIG_CMD_BDI is not set
 # CONFIG_CMD_IMI is not set
+CONFIG_CMD_DFU=y
 CONFIG_CMD_GPIO=y
 # CONFIG_CMD_LOADS is not set
 CONFIG_CMD_MMC=y
@@ -38,6 +39,7 @@
 CONFIG_SYS_RELOC_GD_ENV_ADDR=y
 CONFIG_ADC=y
 CONFIG_SARADC_MESON=y
+CONFIG_DFU_RAM=y
 CONFIG_MMC_MESON_GX=y
 CONFIG_PHY_REALTEK=y
 CONFIG_DM_MDIO=y
diff --git a/configs/odroid-n2l_defconfig b/configs/odroid-n2l_defconfig
index 2ea0755..673e0cf 100644
--- a/configs/odroid-n2l_defconfig
+++ b/configs/odroid-n2l_defconfig
@@ -27,6 +27,7 @@
 CONFIG_SYS_MAXARGS=32
 # CONFIG_CMD_BDI is not set
 # CONFIG_CMD_IMI is not set
+CONFIG_CMD_DFU=y
 CONFIG_CMD_GPIO=y
 # CONFIG_CMD_LOADS is not set
 CONFIG_CMD_MMC=y
@@ -38,6 +39,7 @@
 CONFIG_SYS_RELOC_GD_ENV_ADDR=y
 CONFIG_ADC=y
 CONFIG_SARADC_MESON=y
+CONFIG_DFU_RAM=y
 CONFIG_MMC_MESON_GX=y
 CONFIG_MESON_G12A_USB_PHY=y
 CONFIG_PINCTRL=y
diff --git a/configs/radxa-zero2_defconfig b/configs/radxa-zero2_defconfig
index 365a438..e941576 100644
--- a/configs/radxa-zero2_defconfig
+++ b/configs/radxa-zero2_defconfig
@@ -26,6 +26,7 @@
 CONFIG_SYS_MAXARGS=32
 # CONFIG_CMD_BDI is not set
 # CONFIG_CMD_IMI is not set
+CONFIG_CMD_DFU=y
 CONFIG_CMD_GPIO=y
 # CONFIG_CMD_LOADS is not set
 CONFIG_CMD_MMC=y
@@ -36,6 +37,7 @@
 CONFIG_OF_CONTROL=y
 CONFIG_SYS_RELOC_GD_ENV_ADDR=y
 CONFIG_NET_RANDOM_ETHADDR=y
+CONFIG_DFU_RAM=y
 CONFIG_MMC_MESON_GX=y
 CONFIG_MTD=y
 CONFIG_DM_MTD=y
diff --git a/configs/radxa-zero_defconfig b/configs/radxa-zero_defconfig
index 0eba5f5..103ff8a 100644
--- a/configs/radxa-zero_defconfig
+++ b/configs/radxa-zero_defconfig
@@ -26,6 +26,7 @@
 CONFIG_SYS_MAXARGS=32
 # CONFIG_CMD_BDI is not set
 # CONFIG_CMD_IMI is not set
+CONFIG_CMD_DFU=y
 CONFIG_CMD_GPIO=y
 # CONFIG_CMD_LOADS is not set
 CONFIG_CMD_MMC=y
@@ -36,6 +37,7 @@
 CONFIG_OF_CONTROL=y
 CONFIG_SYS_RELOC_GD_ENV_ADDR=y
 CONFIG_NET_RANDOM_ETHADDR=y
+CONFIG_DFU_RAM=y
 CONFIG_MMC_MESON_GX=y
 CONFIG_MTD=y
 CONFIG_DM_MTD=y
diff --git a/configs/s400_defconfig b/configs/s400_defconfig
index 0e2ca70..8e22c95 100644
--- a/configs/s400_defconfig
+++ b/configs/s400_defconfig
@@ -26,6 +26,7 @@
 CONFIG_SYS_MAXARGS=32
 # CONFIG_CMD_BDI is not set
 # CONFIG_CMD_IMI is not set
+CONFIG_CMD_DFU=y
 CONFIG_CMD_GPIO=y
 # CONFIG_CMD_LOADS is not set
 CONFIG_CMD_MMC=y
@@ -35,6 +36,7 @@
 CONFIG_CMD_REGULATOR=y
 CONFIG_OF_CONTROL=y
 CONFIG_SYS_RELOC_GD_ENV_ADDR=y
+CONFIG_DFU_RAM=y
 CONFIG_MMC_MESON_GX=y
 CONFIG_PHY_REALTEK=y
 CONFIG_ETH_DESIGNWARE_MESON8B=y
diff --git a/configs/sei510_defconfig b/configs/sei510_defconfig
index e3e1b15..c4a49fb 100644
--- a/configs/sei510_defconfig
+++ b/configs/sei510_defconfig
@@ -38,6 +38,7 @@
 CONFIG_CMD_ABOOTIMG=y
 # CONFIG_CMD_IMI is not set
 CONFIG_CMD_BCB=y
+CONFIG_CMD_DFU=y
 CONFIG_CMD_GPIO=y
 CONFIG_CMD_GPT=y
 # CONFIG_CMD_LOADS is not set
@@ -53,6 +54,7 @@
 CONFIG_SYS_RELOC_GD_ENV_ADDR=y
 CONFIG_SYS_MMC_ENV_DEV=2
 CONFIG_SYS_MMC_ENV_PART=1
+CONFIG_DFU_RAM=y
 CONFIG_USB_FUNCTION_FASTBOOT=y
 CONFIG_FASTBOOT_BUF_ADDR=0x6000000
 CONFIG_FASTBOOT_FLASH=y
diff --git a/configs/sei610_defconfig b/configs/sei610_defconfig
index b417b5d..ae254c6 100644
--- a/configs/sei610_defconfig
+++ b/configs/sei610_defconfig
@@ -38,6 +38,7 @@
 CONFIG_CMD_ABOOTIMG=y
 # CONFIG_CMD_IMI is not set
 CONFIG_CMD_BCB=y
+CONFIG_CMD_DFU=y
 CONFIG_CMD_GPIO=y
 CONFIG_CMD_GPT=y
 # CONFIG_CMD_LOADS is not set
@@ -53,6 +54,7 @@
 CONFIG_SYS_RELOC_GD_ENV_ADDR=y
 CONFIG_SYS_MMC_ENV_DEV=2
 CONFIG_SYS_MMC_ENV_PART=1
+CONFIG_DFU_RAM=y
 CONFIG_USB_FUNCTION_FASTBOOT=y
 CONFIG_FASTBOOT_BUF_ADDR=0x6000000
 CONFIG_FASTBOOT_FLASH=y
diff --git a/configs/u200_defconfig b/configs/u200_defconfig
index 3f57e62..21c90e7 100644
--- a/configs/u200_defconfig
+++ b/configs/u200_defconfig
@@ -26,6 +26,7 @@
 CONFIG_SYS_MAXARGS=32
 # CONFIG_CMD_BDI is not set
 # CONFIG_CMD_IMI is not set
+CONFIG_CMD_DFU=y
 CONFIG_CMD_GPIO=y
 # CONFIG_CMD_LOADS is not set
 CONFIG_CMD_MMC=y
@@ -35,6 +36,7 @@
 CONFIG_CMD_REGULATOR=y
 CONFIG_OF_CONTROL=y
 CONFIG_SYS_RELOC_GD_ENV_ADDR=y
+CONFIG_DFU_RAM=y
 CONFIG_MMC_MESON_GX=y
 CONFIG_DM_MDIO=y
 CONFIG_DM_MDIO_MUX=y
diff --git a/configs/wetek-core2_defconfig b/configs/wetek-core2_defconfig
index b413409..9bf3de9 100644
--- a/configs/wetek-core2_defconfig
+++ b/configs/wetek-core2_defconfig
@@ -27,6 +27,7 @@
 # CONFIG_CMD_BDI is not set
 # CONFIG_CMD_IMI is not set
 CONFIG_CMD_ADC=y
+CONFIG_CMD_DFU=y
 CONFIG_CMD_GPIO=y
 # CONFIG_CMD_LOADS is not set
 CONFIG_CMD_MMC=y
@@ -37,6 +38,7 @@
 CONFIG_OF_CONTROL=y
 CONFIG_SYS_RELOC_GD_ENV_ADDR=y
 CONFIG_SARADC_MESON=y
+CONFIG_DFU_RAM=y
 CONFIG_MMC_MESON_GX=y
 CONFIG_MTD=y
 CONFIG_DM_MTD=y