rcar: Use generic console_t data structure

Since now the generic console_t structure holds the UART base address as
well, let's use that generic location and drop the UART driver specific
data structure at all.

Change-Id: I836e26ff1771abf21fd460d0ee40e90a452e9b43
Signed-off-by: Andre Przywara <andre.przywara@arm.com>
diff --git a/plat/renesas/rcar/rcar_common.c b/plat/renesas/rcar/rcar_common.c
index 4ea753f..dec7229 100644
--- a/plat/renesas/rcar/rcar_common.c
+++ b/plat/renesas/rcar/rcar_common.c
@@ -70,8 +70,8 @@
 
 #include <drivers/renesas/rcar/console/console.h>
 
-static console_rcar_t rcar_boot_console;
-static console_rcar_t rcar_runtime_console;
+static console_t rcar_boot_console;
+static console_t rcar_runtime_console;
 
 void rcar_console_boot_init(void)
 {
@@ -81,7 +81,7 @@
 	if (!ret)
 		panic();
 
-	console_set_scope(&rcar_boot_console.console, CONSOLE_FLAG_BOOT);
+	console_set_scope(&rcar_boot_console, CONSOLE_FLAG_BOOT);
 }
 
 void rcar_console_boot_end(void)
@@ -96,7 +96,7 @@
 	if (!ret)
 		panic();
 
-	console_set_scope(&rcar_boot_console.console, CONSOLE_FLAG_RUNTIME);
+	console_set_scope(&rcar_boot_console, CONSOLE_FLAG_RUNTIME);
 }
 
 void rcar_console_runtime_end(void)