[PATCH 1/4] arm64: cpufeature: add AmpereOne to BBML2 allow list

[Yang Shi]

AmpereOne supports BBML2 without conflict abort, add to the allow list.

Signed-off-by: Yang Shi <yang at os.amperecomputing.com>
---
 arch/arm64/kernel/cpufeature.c | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/arch/arm64/kernel/cpufeature.c b/arch/arm64/kernel/cpufeature.c
index 327eeabbb449..25e1fbfab6a3 100644
--- a/arch/arm64/kernel/cpufeature.c
+++ b/arch/arm64/kernel/cpufeature.c
@@ -2224,6 +2224,8 @@ static bool cpu_has_bbml2_noabort(unsigned int cpu_midr)
 	static const struct midr_range supports_bbml2_noabort_list[] = {
 		MIDR_REV_RANGE(MIDR_CORTEX_X4, 0, 3, 0xf),
 		MIDR_REV_RANGE(MIDR_NEOVERSE_V3, 0, 2, 0xf),
+		MIDR_ALL_VERSIONS(MIDR_AMPERE1),
+		MIDR_ALL_VERSIONS(MIDR_AMPERE1A),
 		{}
 	};
 
-- 
2.48.1