Changed BOOKE_PAGESZ_nGB to BOOKE_PAGESZ_nG

The other pagesz constants use one letter to specify order of
magnitude.  Also change the one reference to it in mpc8548cds/init.S

Signed-off-by: Andy Fleming <afleming@freescale.com>
diff --git a/include/asm-ppc/mmu.h b/include/asm-ppc/mmu.h
index 67c2c57..48fd982 100644
--- a/include/asm-ppc/mmu.h
+++ b/include/asm-ppc/mmu.h
@@ -396,8 +396,8 @@
 #define BOOKE_PAGESZ_16M        7
 #define BOOKE_PAGESZ_64M        8
 #define BOOKE_PAGESZ_256M       9
-#define BOOKE_PAGESZ_1GB        10
-#define BOOKE_PAGESZ_4GB        11
+#define BOOKE_PAGESZ_1G		10
+#define BOOKE_PAGESZ_4G		11
 
 #if defined(CONFIG_MPC86xx)
 #define LAWBAR_BASE_ADDR	0x00FFFFFF