msm: kgsl: clean up adreno220 registers

There's not enough of these to justify a separate header.

Signed-off-by: Jeremy Gebben <jgebben@codeaurora.org>
diff --git a/drivers/gpu/msm/adreno.c b/drivers/gpu/msm/adreno.c
index 0352d5d..c27b554 100644
--- a/drivers/gpu/msm/adreno.c
+++ b/drivers/gpu/msm/adreno.c
@@ -28,7 +28,7 @@
 #include "adreno_debugfs.h"
 #include "adreno_postmortem.h"
 
-#include "a200_reg.h"
+#include "a2xx_reg.h"
 
 #define DRIVER_VERSION_MAJOR   3
 #define DRIVER_VERSION_MINOR   1