#define MPIDR_EL1 1 /* MultiProcessor Affinity Register */
#define CSSELR_EL1 2 /* Cache Size Selection Register */
#define SCTLR_EL1 3 /* System Control Register */
-#define ACTLR_EL1 4 /* Auxilliary Control Register */
+#define ACTLR_EL1 4 /* Auxiliary Control Register */
#define CPACR_EL1 5 /* Coprocessor Access Control */
#define TTBR0_EL1 6 /* Translation Table Base Register 0 */
#define TTBR1_EL1 7 /* Translation Table Base Register 1 */