[PATCH 4/8] arm64/sysreg: Update ID_AA64FPFR0_EL1 description to DDI0601 2025-12

Mark Brown
2026-03-02T22:59:43Z

The 2025 extensions add FEAT_F16MM and adjust some of the RES0 bits to be
RAZ instead as a placeholder for future extensions.

Signed-off-by: Mark Brown <broonie@kernel.org>
---
arch/arm64/tools/sysreg | 8 +++++++-
1 file changed, 7 insertions(+), 1 deletion(-)

diff --git a/arch/arm64/tools/sysreg b/arch/arm64/tools/sysreg
index 0d619c173c87..451ad312dc78 100644
--- a/arch/arm64/tools/sysreg
+++ b/arch/arm64/tools/sysreg
@@ -1654,7 +1654,13 @@ UnsignedEnum 26 F8MM4
0b0 NI
0b1 IMP
EndEnum
-Res0 25:2
+Res0 25:16
+UnsignedEnum 15 F16MM2
+ 0b0 NI
+ 0b1 IMP
+EndEnum
+Res0 14:8
+Raz 7:2
UnsignedEnum 1 F8E4M3
0b0 NI
0b1 IMP

--
2.47.3