[PATCH v5 01/41] arm64/sysreg: Add MPAMSM_EL1 register

From: Ben Horgan

Date: Tue Feb 24 2026 - 12:58:26 EST


The MPAMSM_EL1 register determines the MPAM configuration for an SMCU. Add
the register definition.

Tested-by: Gavin Shan <gshan@xxxxxxxxxx>
Tested-by: Shaopeng Tan <tan.shaopeng@xxxxxxxxxxxxxx>
Tested-by: Peter Newman <peternewman@xxxxxxxxxx>
Tested-by: Zeng Heng <zengheng4@xxxxxxxxxx>
Reviewed-by: Shaopeng Tan <tan.shaopeng@xxxxxxxxxxxxxx>
Reviewed-by: Jonathan Cameron <jonathan.cameron@xxxxxxxxxx>
Reviewed-by: Gavin Shan <gshan@xxxxxxxxxx>
Acked-by: Catalin Marinas <catalin.marinas@xxxxxxx>
Signed-off-by: Ben Horgan <ben.horgan@xxxxxxx>
---
arch/arm64/tools/sysreg | 8 ++++++++
1 file changed, 8 insertions(+)

diff --git a/arch/arm64/tools/sysreg b/arch/arm64/tools/sysreg
index 9d1c21108057..1287cb1de6f3 100644
--- a/arch/arm64/tools/sysreg
+++ b/arch/arm64/tools/sysreg
@@ -5172,6 +5172,14 @@ Field 31:16 PARTID_D
Field 15:0 PARTID_I
EndSysreg

+Sysreg MPAMSM_EL1 3 0 10 5 3
+Res0 63:48
+Field 47:40 PMG_D
+Res0 39:32
+Field 31:16 PARTID_D
+Res0 15:0
+EndSysreg
+
Sysreg ISR_EL1 3 0 12 1 0
Res0 63:11
Field 10 IS
--
2.43.0