diff --git a/configs/r8a7795_salvator-x_defconfig b/configs/r8a7795_salvator-x_defconfig
index 3d67ff4..1a11099 100644
--- a/configs/r8a7795_salvator-x_defconfig
+++ b/configs/r8a7795_salvator-x_defconfig
@@ -5,6 +5,7 @@ CONFIG_RCAR_GEN3=y
 CONFIG_TARGET_SALVATOR_X=y
 CONFIG_ENV_IS_IN_MMC=y
 CONFIG_DEFAULT_DEVICE_TREE="r8a7795-salvator-x"
+CONFIG_SMBIOS_PRODUCT_NAME=""
 CONFIG_DEFAULT_FDT_FILE="r8a7795-salvator-x.dtb"
 CONFIG_VERSION_VARIABLE=y
 CONFIG_CMD_BOOTZ=y
@@ -14,6 +15,7 @@ CONFIG_CMD_USB=y
 CONFIG_CMD_DHCP=y
 CONFIG_CMD_MII=y
 CONFIG_CMD_PING=y
+CONFIG_OF_CONTROL=y
 CONFIG_CMD_FAT=y
 CONFIG_CLK=y
 CONFIG_CLK_RENESAS=y
@@ -24,3 +26,4 @@ CONFIG_SCIF_CONSOLE=y
 CONFIG_USB=y
 CONFIG_USB_EHCI_HCD=y
 CONFIG_USB_STORAGE=y
+CONFIG_SMBIOS_MANUFACTURER=""
diff --git a/configs/r8a7795_ulcb_defconfig b/configs/r8a7795_ulcb_defconfig
index dfd5be1..3eacc4d 100644
--- a/configs/r8a7795_ulcb_defconfig
+++ b/configs/r8a7795_ulcb_defconfig
@@ -4,6 +4,7 @@ CONFIG_SYS_MALLOC_F_LEN=0x2000
 CONFIG_RCAR_GEN3=y
 CONFIG_TARGET_ULCB=y
 CONFIG_DEFAULT_DEVICE_TREE="r8a7795-h3ulcb"
+CONFIG_SMBIOS_PRODUCT_NAME=""
 CONFIG_DEFAULT_FDT_FILE="r8a7795-h3ulcb.dtb"
 CONFIG_VERSION_VARIABLE=y
 CONFIG_CMD_BOOTZ=y
@@ -13,6 +14,7 @@ CONFIG_CMD_USB=y
 CONFIG_CMD_DHCP=y
 CONFIG_CMD_MII=y
 CONFIG_CMD_PING=y
+CONFIG_OF_CONTROL=y
 CONFIG_CLK=y
 CONFIG_CLK_RENESAS=y
 CONFIG_SH_SDHI=y
@@ -22,3 +24,4 @@ CONFIG_SCIF_CONSOLE=y
 CONFIG_USB=y
 CONFIG_USB_EHCI_HCD=y
 CONFIG_USB_STORAGE=y
+CONFIG_SMBIOS_MANUFACTURER=""
diff --git a/configs/r8a7796_salvator-x_defconfig b/configs/r8a7796_salvator-x_defconfig
index 1fd4505..2c8e7dd 100644
--- a/configs/r8a7796_salvator-x_defconfig
+++ b/configs/r8a7796_salvator-x_defconfig
@@ -6,6 +6,7 @@ CONFIG_R8A7796=y
 CONFIG_TARGET_SALVATOR_X=y
 CONFIG_ENV_IS_IN_MMC=y
 CONFIG_DEFAULT_DEVICE_TREE="r8a7796-salvator-x"
+CONFIG_SMBIOS_PRODUCT_NAME=""
 CONFIG_DEFAULT_FDT_FILE="r8a7796-salvator-x.dtb"
 CONFIG_VERSION_VARIABLE=y
 CONFIG_CMD_BOOTZ=y
@@ -15,6 +16,7 @@ CONFIG_CMD_USB=y
 CONFIG_CMD_DHCP=y
 CONFIG_CMD_MII=y
 CONFIG_CMD_PING=y
+CONFIG_OF_CONTROL=y
 CONFIG_CMD_FAT=y
 CONFIG_CLK=y
 CONFIG_CLK_RENESAS=y
@@ -25,3 +27,4 @@ CONFIG_SCIF_CONSOLE=y
 CONFIG_USB=y
 CONFIG_USB_EHCI_HCD=y
 CONFIG_USB_STORAGE=y
+CONFIG_SMBIOS_MANUFACTURER=""
diff --git a/configs/r8a7796_ulcb_defconfig b/configs/r8a7796_ulcb_defconfig
index b5443c0..33bcc0c 100644
--- a/configs/r8a7796_ulcb_defconfig
+++ b/configs/r8a7796_ulcb_defconfig
@@ -5,6 +5,7 @@ CONFIG_RCAR_GEN3=y
 CONFIG_R8A7796=y
 CONFIG_TARGET_ULCB=y
 CONFIG_DEFAULT_DEVICE_TREE="r8a7796-m3ulcb"
+CONFIG_SMBIOS_PRODUCT_NAME=""
 CONFIG_DEFAULT_FDT_FILE="r8a7796-m3ulcb.dtb"
 CONFIG_VERSION_VARIABLE=y
 CONFIG_CMD_BOOTZ=y
@@ -14,6 +15,7 @@ CONFIG_CMD_USB=y
 CONFIG_CMD_DHCP=y
 CONFIG_CMD_MII=y
 CONFIG_CMD_PING=y
+CONFIG_OF_CONTROL=y
 CONFIG_CLK=y
 CONFIG_CLK_RENESAS=y
 CONFIG_SH_SDHI=y
@@ -23,3 +25,4 @@ CONFIG_SCIF_CONSOLE=y
 CONFIG_USB=y
 CONFIG_USB_EHCI_HCD=y
 CONFIG_USB_STORAGE=y
+CONFIG_SMBIOS_MANUFACTURER=""