feat(intel): mmc support for Agilex5 SoC FPGA

This patch is used to enable MMC support for
Agilex5 SoC FPGA.
	1. Added MMC support.
	2. Updated product name -> Agilex5
	3. Updated register address based on y22ww52.2 RTL

Signed-off-by: Jit Loon Lim <jit.loon.lim@intel.com>
Change-Id: I47f5c7f063fc443f29c2af612121abe672ed422b
diff --git a/plat/intel/soc/agilex5/include/agilex5_mmc.h b/plat/intel/soc/agilex5/include/agilex5_mmc.h
new file mode 100644
index 0000000..c8a5fba
--- /dev/null
+++ b/plat/intel/soc/agilex5/include/agilex5_mmc.h
@@ -0,0 +1,7 @@
+/*
+ * Copyright (c) 2020-2023, Intel Corporation. All rights reserved.
+ *
+ * SPDX-License-Identifier: BSD-3-Clause
+ */
+
+void agx5_mmc_init(void);