Fix {gftv100,gfrg200}_toolchain_defconfig.

They weren't updated to include the platform prefix when that was added a
while back.

Change-Id: I48f8c0214d1423bfd1f187058638e7fe2e9766b7
diff --git a/configs/gfrg200_toolchain_defconfig b/configs/gfrg200_toolchain_defconfig
index 4fe9d75..d988cfa 100644
--- a/configs/gfrg200_toolchain_defconfig
+++ b/configs/gfrg200_toolchain_defconfig
@@ -14,5 +14,7 @@
 BR2_ROOTFS_DEVICE_CREATION_DYNAMIC_DEVTMPFS=y
 BR2_ROOTFS_DEVICE_TABLE="/dev/null"
 BR2_ROOTFS_SKELETON_CUSTOM=y
+BR2_TARGET_GENERIC_PLATFORM_NAME="gfrg200"
+BR2_TARGET_GENERIC_PLATFORMS_SUPPORTED="GFRG200 GFRG210"
 # BR2_PACKAGE_BUSYBOX is not set
 # BR2_TARGET_ROOTFS_TAR is not set
diff --git a/configs/gftv100_toolchain_defconfig b/configs/gftv100_toolchain_defconfig
index a758bba..5edd5ea 100644
--- a/configs/gftv100_toolchain_defconfig
+++ b/configs/gftv100_toolchain_defconfig
@@ -18,6 +18,8 @@
 BR2_ROOTFS_DEVICE_CREATION_DYNAMIC_DEVTMPFS=y
 BR2_ROOTFS_DEVICE_TABLE="/dev/null"
 BR2_ROOTFS_SKELETON_CUSTOM=y
+BR2_TARGET_GENERIC_PLATFORM_NAME="gfibertv"
+BR2_TARGET_GENERIC_PLATFORMS_SUPPORTED="GFMS100, GFHD100"
 # BR2_PACKAGE_BUSYBOX is not set
 BR2_PACKAGE_NOPLATFORM=y
 # BR2_TARGET_ROOTFS_TAR is not set