Add bl2 setup code common across Broadcom platforms

Signed-off-by: Sheetal Tigadoli <sheetal.tigadoli@broadcom.com>
Change-Id: Iabeaee35c22608c93945c8295bf70947b0f6049a
diff --git a/plat/brcm/board/common/plat_setup.c b/plat/brcm/board/common/plat_setup.c
new file mode 100644
index 0000000..95e12ed
--- /dev/null
+++ b/plat/brcm/board/common/plat_setup.c
@@ -0,0 +1,27 @@
+/*
+ * Copyright (c) 2015 - 2020, Broadcom
+ *
+ * SPDX-License-Identifier: BSD-3-Clause
+ */
+
+#include <plat/common/platform.h>
+
+#include <platform_def.h>
+
+/*
+ * This function returns the fixed clock frequency at which private
+ * timers run. This value will be programmed into CNTFRQ_EL0.
+ */
+unsigned int plat_get_syscnt_freq2(void)
+{
+	return SYSCNT_FREQ;
+}
+
+static const char * const plat_prefix_str[] = {
+	"E: ", "N: ", "W: ", "I: ", "V: "
+};
+
+const char *plat_log_get_prefix(unsigned int log_level)
+{
+	return plat_prefix_str[log_level - 1U];
+}