[PATCH v3 3/6] arm64: cputype: Add Cortex-A720AE definitions
Kuninori Morimoto
kuninori.morimoto.gx at renesas.com
Mon Sep 15 19:38:36 PDT 2025
Add cputype definitions for Cortex-A720AE.
This patch is assuming A720AE feature is same as A720.
Signed-off-by: Kuninori Morimoto <kuninori.morimoto.gx at renesas.com>
---
arch/arm64/include/asm/cputype.h | 2 ++
arch/arm64/kernel/cpu_errata.c | 1 +
arch/arm64/kernel/proton-pack.c | 1 +
tools/arch/arm64/include/asm/cputype.h | 2 ++
tools/perf/util/arm-spe.c | 1 +
5 files changed, 7 insertions(+)
diff --git a/arch/arm64/include/asm/cputype.h b/arch/arm64/include/asm/cputype.h
index 661735616787e..b10eba7f52476 100644
--- a/arch/arm64/include/asm/cputype.h
+++ b/arch/arm64/include/asm/cputype.h
@@ -96,6 +96,7 @@
#define ARM_CPU_PART_NEOVERSE_V3 0xD84
#define ARM_CPU_PART_CORTEX_X925 0xD85
#define ARM_CPU_PART_CORTEX_A725 0xD87
+#define ARM_CPU_PART_CORTEX_A720AE 0xD89
#define ARM_CPU_PART_NEOVERSE_N3 0xD8E
#define APM_CPU_PART_XGENE 0x000
@@ -185,6 +186,7 @@
#define MIDR_NEOVERSE_V3 MIDR_CPU_MODEL(ARM_CPU_IMP_ARM, ARM_CPU_PART_NEOVERSE_V3)
#define MIDR_CORTEX_X925 MIDR_CPU_MODEL(ARM_CPU_IMP_ARM, ARM_CPU_PART_CORTEX_X925)
#define MIDR_CORTEX_A725 MIDR_CPU_MODEL(ARM_CPU_IMP_ARM, ARM_CPU_PART_CORTEX_A725)
+#define MIDR_CORTEX_A720AE MIDR_CPU_MODEL(ARM_CPU_IMP_ARM, ARM_CPU_PART_CORTEX_A720AE)
#define MIDR_NEOVERSE_N3 MIDR_CPU_MODEL(ARM_CPU_IMP_ARM, ARM_CPU_PART_NEOVERSE_N3)
#define MIDR_THUNDERX MIDR_CPU_MODEL(ARM_CPU_IMP_CAVIUM, CAVIUM_CPU_PART_THUNDERX)
#define MIDR_THUNDERX_81XX MIDR_CPU_MODEL(ARM_CPU_IMP_CAVIUM, CAVIUM_CPU_PART_THUNDERX_81XX)
diff --git a/arch/arm64/kernel/cpu_errata.c b/arch/arm64/kernel/cpu_errata.c
index 59d723c9ab8f5..7ff6b49beaaff 100644
--- a/arch/arm64/kernel/cpu_errata.c
+++ b/arch/arm64/kernel/cpu_errata.c
@@ -531,6 +531,7 @@ static const struct midr_range erratum_spec_ssbs_list[] = {
MIDR_ALL_VERSIONS(MIDR_CORTEX_A710),
MIDR_ALL_VERSIONS(MIDR_CORTEX_A715),
MIDR_ALL_VERSIONS(MIDR_CORTEX_A720),
+ MIDR_ALL_VERSIONS(MIDR_CORTEX_A720AE),
MIDR_ALL_VERSIONS(MIDR_CORTEX_A725),
MIDR_ALL_VERSIONS(MIDR_CORTEX_X1),
MIDR_ALL_VERSIONS(MIDR_CORTEX_X1C),
diff --git a/arch/arm64/kernel/proton-pack.c b/arch/arm64/kernel/proton-pack.c
index edf1783ffc817..f9a32dfde0067 100644
--- a/arch/arm64/kernel/proton-pack.c
+++ b/arch/arm64/kernel/proton-pack.c
@@ -884,6 +884,7 @@ static u8 spectre_bhb_loop_affected(void)
static const struct midr_range spectre_bhb_k38_list[] = {
MIDR_ALL_VERSIONS(MIDR_CORTEX_A715),
MIDR_ALL_VERSIONS(MIDR_CORTEX_A720),
+ MIDR_ALL_VERSIONS(MIDR_CORTEX_A720AE),
{},
};
static const struct midr_range spectre_bhb_k32_list[] = {
diff --git a/tools/arch/arm64/include/asm/cputype.h b/tools/arch/arm64/include/asm/cputype.h
index 139d5e87dc959..0192dc7ec9ca9 100644
--- a/tools/arch/arm64/include/asm/cputype.h
+++ b/tools/arch/arm64/include/asm/cputype.h
@@ -96,6 +96,7 @@
#define ARM_CPU_PART_NEOVERSE_V3 0xD84
#define ARM_CPU_PART_CORTEX_X925 0xD85
#define ARM_CPU_PART_CORTEX_A725 0xD87
+#define ARM_CPU_PART_CORTEX_A720AE 0xD89
#define ARM_CPU_PART_NEOVERSE_N3 0xD8E
#define APM_CPU_PART_XGENE 0x000
@@ -185,6 +186,7 @@
#define MIDR_NEOVERSE_V3 MIDR_CPU_MODEL(ARM_CPU_IMP_ARM, ARM_CPU_PART_NEOVERSE_V3)
#define MIDR_CORTEX_X925 MIDR_CPU_MODEL(ARM_CPU_IMP_ARM, ARM_CPU_PART_CORTEX_X925)
#define MIDR_CORTEX_A725 MIDR_CPU_MODEL(ARM_CPU_IMP_ARM, ARM_CPU_PART_CORTEX_A725)
+#define MIDR_CORTEX_A720AE MIDR_CPU_MODEL(ARM_CPU_IMP_ARM, ARM_CPU_PART_CORTEX_A720AE)
#define MIDR_NEOVERSE_N3 MIDR_CPU_MODEL(ARM_CPU_IMP_ARM, ARM_CPU_PART_NEOVERSE_N3)
#define MIDR_THUNDERX MIDR_CPU_MODEL(ARM_CPU_IMP_CAVIUM, CAVIUM_CPU_PART_THUNDERX)
#define MIDR_THUNDERX_81XX MIDR_CPU_MODEL(ARM_CPU_IMP_CAVIUM, CAVIUM_CPU_PART_THUNDERX_81XX)
diff --git a/tools/perf/util/arm-spe.c b/tools/perf/util/arm-spe.c
index 8942fa598a84f..bda6f3554f7e6 100644
--- a/tools/perf/util/arm-spe.c
+++ b/tools/perf/util/arm-spe.c
@@ -555,6 +555,7 @@ static int arm_spe__synth_instruction_sample(struct arm_spe_queue *speq,
static const struct midr_range common_ds_encoding_cpus[] = {
MIDR_ALL_VERSIONS(MIDR_CORTEX_A720),
+ MIDR_ALL_VERSIONS(MIDR_CORTEX_A720AE),
MIDR_ALL_VERSIONS(MIDR_CORTEX_A725),
MIDR_ALL_VERSIONS(MIDR_CORTEX_X1C),
MIDR_ALL_VERSIONS(MIDR_CORTEX_X3),
--
2.43.0
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