plat/marvell: Migrate to multi-console API

Migrate Marvell platforms from legacy console API to
multi-console API.

Change-Id: I647f5f49148b463a257a747af05b5f0c967f267c
Signed-off-by: Konstantin Porotchkin <kostap@marvell.com>
diff --git a/plat/marvell/common/marvell_console.c b/plat/marvell/common/marvell_console.c
new file mode 100644
index 0000000..eba106d
--- /dev/null
+++ b/plat/marvell/common/marvell_console.c
@@ -0,0 +1,86 @@
+/*
+ * Copyright (c) 2018, ARM Limited and Contributors. All rights reserved.
+ *
+ * SPDX-License-Identifier: BSD-3-Clause
+ */
+#include <assert.h>
+#include <console.h>
+#include <debug.h>
+#include <plat_marvell.h>
+#include <platform_def.h>
+
+#ifdef PLAT_a3700
+#include <a3700_console.h>
+
+static console_a3700_t marvell_boot_console;
+static console_a3700_t marvell_runtime_console;
+#else
+#include <uart_16550.h>
+
+static console_16550_t marvell_boot_console;
+static console_16550_t marvell_runtime_console;
+#endif
+
+/*******************************************************************************
+ * Functions that set up the console
+ ******************************************************************************/
+
+/* Initialize the console to provide early debug support */
+void marvell_console_boot_init(void)
+{
+	int rc =
+#ifdef PLAT_a3700
+	console_a3700_register(
+#else
+	console_16550_register(
+#endif
+				PLAT_MARVELL_BOOT_UART_BASE,
+				PLAT_MARVELL_BOOT_UART_CLK_IN_HZ,
+				MARVELL_CONSOLE_BAUDRATE,
+				&marvell_boot_console);
+	if (rc == 0) {
+		/*
+		 * The crash console doesn't use the multi console API, it uses
+		 * the core console functions directly. It is safe to call panic
+		 * and let it print debug information.
+		 */
+		panic();
+	}
+
+	console_set_scope(&marvell_boot_console.console,
+			  CONSOLE_FLAG_BOOT);
+}
+
+void marvell_console_boot_end(void)
+{
+	(void)console_flush();
+
+	(void)console_unregister(&marvell_boot_console.console);
+}
+
+/* Initialize the runtime console */
+void marvell_console_runtime_init(void)
+{
+	int rc =
+#ifdef PLAT_a3700
+	console_a3700_register(
+#else
+	console_16550_register(
+#endif
+				PLAT_MARVELL_BOOT_UART_BASE,
+				PLAT_MARVELL_BOOT_UART_CLK_IN_HZ,
+				MARVELL_CONSOLE_BAUDRATE,
+				&marvell_runtime_console);
+	if (rc == 0)
+		panic();
+
+	console_set_scope(&marvell_runtime_console.console,
+			  CONSOLE_FLAG_RUNTIME);
+}
+
+void marvell_console_runtime_end(void)
+{
+	(void)console_flush();
+
+	(void)console_unregister(&marvell_runtime_console.console);
+}