configs: mt8518: Enable fastboot related configs

Enable EFI module.
Enable fastboot.

diff --git a/configs/mt8518_ap1_emmc_defconfig b/configs/mt8518_ap1_emmc_defconfig
index 9569119..e7c9d63 100644
--- a/configs/mt8518_ap1_emmc_defconfig
+++ b/configs/mt8518_ap1_emmc_defconfig
@@ -13,10 +13,16 @@
 CONFIG_SYS_PROMPT="MT8518> "
 CONFIG_CMD_BOOTMENU=y
 CONFIG_CMD_MMC=y
+CONFIG_EFI_PARTITION=y
 CONFIG_DEFAULT_DEVICE_TREE="mt8518-ap1-emmc"
 CONFIG_REGMAP=y
 CONFIG_SYSCON=y
 CONFIG_CLK=y
+CONFIG_USB_FUNCTION_FASTBOOT=y
+CONFIG_FASTBOOT_BUF_ADDR=0x56000000
+CONFIG_FASTBOOT_BUF_SIZE=0x1E00000
+CONFIG_FASTBOOT_FLASH=y
+CONFIG_FASTBOOT_FLASH_MMC_DEV=0
 CONFIG_DM_MMC=y
 CONFIG_MMC_HS200_SUPPORT=y
 CONFIG_MMC_MTK=y
@@ -36,7 +42,6 @@
 CONFIG_USB_GADGET_MANUFACTURER="Mediatek."
 CONFIG_USB_GADGET_VENDOR_NUM=0x0bb4
 CONFIG_USB_GADGET_PRODUCT_NUM=0x0c01
-CONFIG_USB_GADGET_DOWNLOAD=y
 CONFIG_WDT=y
 CONFIG_WDT_MTK=y
 CONFIG_LZ4=y