board: armltd: Add support for Total Compute platform

Total Compute is based on ARM architecture and has
the following features enabled in u-boot:
- PL011 UART
- PL180 MMC
- NOR Flash
- FIT image with Signature
- AVB

Signed-off-by: Usama Arif <usama.arif@arm.com>
Reviewed-by: Tom Rini <trini@konsulko.com>
diff --git a/board/armltd/total_compute/Kconfig b/board/armltd/total_compute/Kconfig
new file mode 100644
index 0000000..62e6e6f
--- /dev/null
+++ b/board/armltd/total_compute/Kconfig
@@ -0,0 +1,12 @@
+if TARGET_TOTAL_COMPUTE
+
+config SYS_BOARD
+	default "total_compute"
+
+config SYS_VENDOR
+	default "armltd"
+
+config SYS_CONFIG_NAME
+	default "total_compute"
+
+endif