arm64/sysreg: Convert MVFR2_EL1 to automatic generation

Convert MVFR2_EL1 to be automatically generated as per DDI0487I.a,
no functional changes.

Reviewed-by: Mark Brown <broonie@kernel.org>
Signed-off-by: James Morse <james.morse@arm.com>
Link: https://lore.kernel.org/r/20221130171637.718182-35-james.morse@arm.com
Signed-off-by: Will Deacon <will@kernel.org>

Author: James Morse

arch/arm64/include/asm/sysreg.h

@@ -170,8 +170,6 @@
 #define SYS_ID_AFR0_EL1			sys_reg(3, 0, 0, 1, 3)
 #define SYS_ID_MMFR5_EL1		sys_reg(3, 0, 0, 3, 6)
 
-#define SYS_MVFR2_EL1			sys_reg(3, 0, 0, 3, 2)
-
 #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)
@@ -708,9 +706,6 @@
 #define ID_AA64MMFR0_EL1_TGRAN_2_SHIFT		ID_AA64MMFR0_EL1_TGRAN64_2_SHIFT
 #endif
 
-#define MVFR2_EL1_FPMisc_SHIFT		4
-#define MVFR2_EL1_SIMDMisc_SHIFT		0
-
 #define CPACR_EL1_FPEN_EL1EN	(BIT(20)) /* enable EL1 access */
 #define CPACR_EL1_FPEN_EL0EN	(BIT(21)) /* enable EL0 access, if EL1EN set */
 

arch/arm64/tools/sysreg

@@ -684,6 +684,23 @@ Enum	3:0	FPFtZ
 EndEnum
 EndSysreg
 
+Sysreg MVFR2_EL1	3	0	0	3	2
+Res0	63:8
+Enum	7:4	FPMisc
+	0b0000	NI
+	0b0001	FP
+	0b0010	FP_DIRECTED_ROUNDING
+	0b0011	FP_ROUNDING
+	0b0100	FP_MAX_MIN
+EndEnum
+Enum	3:0	SIMDMisc
+	0b0000	NI
+	0b0001	SIMD_DIRECTED_ROUNDING
+	0b0010	SIMD_ROUNDING
+	0b0011	SIMD_MAX_MIN
+EndEnum
+EndSysreg
+
 Sysreg ID_PFR2_EL1	3	0	0	3	4
 Res0	63:12
 Enum	11:8	RAS_frac