#define SYS_ID_AA64PFR0_EL1            sys_reg(3, 0, 0, 4, 0)
 #define SYS_ID_AA64PFR1_EL1            sys_reg(3, 0, 0, 4, 1)
 #define SYS_ID_AA64ZFR0_EL1            sys_reg(3, 0, 0, 4, 4)
-#define SYS_ID_AA64SMFR0_EL1           sys_reg(3, 0, 0, 4, 5)
 
 #define SYS_ID_AA64DFR0_EL1            sys_reg(3, 0, 0, 5, 0)
 #define SYS_ID_AA64DFR1_EL1            sys_reg(3, 0, 0, 5, 1)
 #define ID_AA64ZFR0_EL1_AES_PMULL128   0x2
 #define ID_AA64ZFR0_EL1_SVEver_SVE2    0x1
 
-/* id_aa64smfr0 */
-#define ID_AA64SMFR0_EL1_FA64_SHIFT            63
-#define ID_AA64SMFR0_EL1_I16I64_SHIFT  52
-#define ID_AA64SMFR0_EL1_F64F64_SHIFT  48
-#define ID_AA64SMFR0_EL1_I8I32_SHIFT   36
-#define ID_AA64SMFR0_EL1_F16F32_SHIFT  35
-#define ID_AA64SMFR0_EL1_B16F32_SHIFT  34
-#define ID_AA64SMFR0_EL1_F32F32_SHIFT  32
-
-#define ID_AA64SMFR0_EL1_FA64_IMP      0x1
-#define ID_AA64SMFR0_EL1_I16I64_IMP    0xf
-#define ID_AA64SMFR0_EL1_F64F64_IMP    0x1
-#define ID_AA64SMFR0_EL1_I8I32_IMP     0xf
-#define ID_AA64SMFR0_EL1_F16F32_IMP    0x1
-#define ID_AA64SMFR0_EL1_B16F32_IMP    0x1
-#define ID_AA64SMFR0_EL1_F32F32_IMP    0x1
-
 /* id_aa64mmfr0 */
 #define ID_AA64MMFR0_ECV_SHIFT         60
 #define ID_AA64MMFR0_FGT_SHIFT         56