arm64: cpufeature: append additional id_aa64mmfr2 fields to cpufeature

There are some new cpu features which can be identified by id_aa64mmfr2,
this patch appends all fields of it.

Signed-off-by: Kefeng Wang <wangkefeng.wang@huawei.com>
Signed-off-by: Will Deacon <will.deacon@arm.com>
diff --git a/arch/arm64/include/asm/sysreg.h b/arch/arm64/include/asm/sysreg.h
index 1287416..19182ef 100644
--- a/arch/arm64/include/asm/sysreg.h
+++ b/arch/arm64/include/asm/sysreg.h
@@ -145,7 +145,11 @@
 #define ID_AA64MMFR1_VMIDBITS_16	2
 
 /* id_aa64mmfr2 */
+#define ID_AA64MMFR2_LVA_SHIFT		16
+#define ID_AA64MMFR2_IESB_SHIFT		12
+#define ID_AA64MMFR2_LSM_SHIFT		8
 #define ID_AA64MMFR2_UAO_SHIFT		4
+#define ID_AA64MMFR2_CNP_SHIFT		0
 
 /* id_aa64dfr0 */
 #define ID_AA64DFR0_CTX_CMPS_SHIFT	28