intel: Refactor common platform code [5/5]

Removes unused source code for BL2 and BL31 in platform.mk.
Clean-up unused header files, syntax fixes, and alphabetical
sorting post-refactoring

Signed-off-by: Hadi Asyrafi <muhammad.hadi.asyrafi.abdul.halim@intel.com>
Change-Id: Ie5ea9b4d3abdb0187cddeb04d2fcfb51fbe5c4dd
diff --git a/plat/intel/soc/stratix10/bl31_plat_setup.c b/plat/intel/soc/stratix10/bl31_plat_setup.c
index 9887cb1..a133f82 100644
--- a/plat/intel/soc/stratix10/bl31_plat_setup.c
+++ b/plat/intel/soc/stratix10/bl31_plat_setup.c
@@ -1,21 +1,16 @@
 /*
  * Copyright (c) 2019, ARM Limited and Contributors. All rights reserved.
+ * Copyright (c) 2019, Intel Corporation. All rights reserved.
  *
  * SPDX-License-Identifier: BSD-3-Clause
  */
 
-#include <assert.h>
 #include <arch.h>
 #include <arch_helpers.h>
+#include <assert.h>
 #include <common/bl_common.h>
-#include <common/debug.h>
-#include <drivers/console.h>
-#include <drivers/delay_timer.h>
-#include <drivers/arm/gic_common.h>
 #include <drivers/arm/gicv2.h>
 #include <drivers/ti/uart/uart_16550.h>
-#include <drivers/generic_delay_timer.h>
-#include <drivers/arm/gicv2.h>
 #include <lib/xlat_tables/xlat_tables.h>
 #include <lib/mmio.h>
 #include <plat/common/platform.h>