merge filename and modify references to iseries/it_lp_reg_save.h

Signed-off-by: Kelly Daly <kelly@au.ibm.com>
diff --git a/arch/powerpc/platforms/iseries/lpardata.c b/arch/powerpc/platforms/iseries/lpardata.c
index dfe38eb..6cd25b9 100644
--- a/arch/powerpc/platforms/iseries/lpardata.c
+++ b/arch/powerpc/platforms/iseries/lpardata.c
@@ -17,7 +17,7 @@
 #include <asm/abs_addr.h>
 #include <asm/iseries/it_lp_naca.h>
 #include <asm/lppaca.h>
-#include <asm/iSeries/ItLpRegSave.h>
+#include <asm/iseries/it_lp_reg_save.h>
 #include <asm/paca.h>
 #include <asm/iSeries/LparMap.h>
 #include <asm/iseries/it_exp_vpd_panel.h>