board: mediatek: add MT8365 EVK board support

This adds support for the MT8365 EVK board with the following
features enabled/tested: Boot, UART, Watchdog and MMC.

Signed-off-by: Julien Masson <jmasson@baylibre.com>
diff --git a/configs/mt8365_evk_defconfig b/configs/mt8365_evk_defconfig
new file mode 100644
index 0000000..94b1f02
--- /dev/null
+++ b/configs/mt8365_evk_defconfig
@@ -0,0 +1,19 @@
+CONFIG_ARM=y
+CONFIG_SYS_BOARD="mt8365_evk"
+CONFIG_COUNTER_FREQUENCY=13000000
+CONFIG_POSITION_INDEPENDENT=y
+CONFIG_ARCH_MEDIATEK=y
+CONFIG_TEXT_BASE=0x4c000000
+CONFIG_NR_DRAM_BANKS=1
+CONFIG_DEFAULT_DEVICE_TREE="mt8365-evk"
+CONFIG_TARGET_MT8365=y
+CONFIG_IDENT_STRING=" mt8365-evk"
+CONFIG_SYS_LOAD_ADDR=0x4c000000
+CONFIG_DEFAULT_FDT_FILE="mt8365-evk"
+CONFIG_CLK=y
+CONFIG_MMC_MTK=y
+CONFIG_BAUDRATE=921600
+CONFIG_DM_SERIAL=y
+CONFIG_MTK_SERIAL=y
+CONFIG_WDT=y
+CONFIG_WDT_MTK=y