diff --git a/arch/arm64/include/asm/sysreg.h b/arch/arm64/include/asm/sysreg.h
index a20ab575891fb3b569ab86760300e554fa632051..3350fcdbde08b94da6e66d9d20cd71e068f07c53 100644
--- a/arch/arm64/include/asm/sysreg.h
+++ b/arch/arm64/include/asm/sysreg.h
@@ -165,8 +165,6 @@
 #define SYS_MPIDR_EL1			sys_reg(3, 0, 0, 0, 5)
 #define SYS_REVIDR_EL1			sys_reg(3, 0, 0, 0, 6)
 
-#define SYS_ID_DFR1_EL1			sys_reg(3, 0, 0, 3, 5)
-
 #define SYS_ACTLR_EL1			sys_reg(3, 0, 1, 0, 1)
 #define SYS_RGSR_EL1			sys_reg(3, 0, 1, 0, 5)
 #define SYS_GCR_EL1			sys_reg(3, 0, 1, 0, 6)
diff --git a/arch/arm64/tools/sysreg b/arch/arm64/tools/sysreg
index 6ff68bc7e7762642b864338790c01beefbb91896..bd5fceb26c54b2b85d0924663eec81e7fc5f4bec 100644
--- a/arch/arm64/tools/sysreg
+++ b/arch/arm64/tools/sysreg
@@ -775,6 +775,19 @@ Enum	3:0	CSV3
 EndEnum
 EndSysreg
 
+Sysreg ID_DFR1_EL1	3	0	0	3	5
+Res0	63:8
+Enum	7:4	HPMN0
+	0b0000	NI
+	0b0001	IMP
+EndEnum
+Enum	3:0	MTPMU
+	0b0000	IMPDEF
+	0b0001	IMP
+	0b1111	NI
+EndEnum
+EndSysreg
+
 Sysreg ID_MMFR5_EL1	3	0	0	3	6
 Res0	63:8
 Enum	7:4	nTLBPA