vexpress, realview: Use pl111, not pl110

The Versatile Express, Realview EB, PBX A9 and PB A8 boards all
use a PL111 for their graphics, not a PL110. Now we model the
PL111, use it on these board models.

Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
diff --git a/hw/realview.c b/hw/realview.c
index 94ab900..549bb15 100644
--- a/hw/realview.c
+++ b/hw/realview.c
@@ -251,7 +251,7 @@
     sysbus_create_simple("pl061", 0x10014000, pic[7]);
     gpio2 = sysbus_create_simple("pl061", 0x10015000, pic[8]);
 
-    sysbus_create_simple("pl110_versatile", 0x10020000, pic[23]);
+    sysbus_create_simple("pl111", 0x10020000, pic[23]);
 
     dev = sysbus_create_varargs("pl181", 0x10005000, pic[17], pic[18], NULL);
     /* Wire up MMC card detect and read-only signals. These have