pl011: 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: I7a23327394d142af4b293ea7ccd90b843c54587c
Signed-off-by: Andre Przywara <andre.przywara@arm.com>
diff --git a/plat/qemu/common/qemu_console.c b/plat/qemu/common/qemu_console.c
index fec1828..1f00f8a 100644
--- a/plat/qemu/common/qemu_console.c
+++ b/plat/qemu/common/qemu_console.c
@@ -9,7 +9,7 @@
 #include <drivers/console.h>
 #include <drivers/arm/pl011.h>
 
-static console_pl011_t console;
+static console_t console;
 
 void qemu_console_init(void)
 {
@@ -17,7 +17,7 @@
 			       PLAT_QEMU_BOOT_UART_CLK_IN_HZ,
 			       PLAT_QEMU_CONSOLE_BAUDRATE, &console);
 
-	console_set_scope(&console.console, CONSOLE_FLAG_BOOT |
+	console_set_scope(&console, CONSOLE_FLAG_BOOT |
 			  CONSOLE_FLAG_RUNTIME);
 }