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+DEFAULTTUNE ?= "cortexa53"
+
+TUNEVALID[cortexa53] = "Enable Cortex-A53 specific processor optimizations"
+TUNE_CCARGS .= "${@bb.utils.contains('TUNE_FEATURES', 'cortexa53', ' -mcpu=cortex-a53', '', d)}"
+
+require conf/machine/include/arm/arch-armv8a.inc
+
+# Little Endian base configs
+AVAILTUNES += "cortexa53 cortexa53-crypto"
+ARMPKGARCH_tune-cortexa53 = "cortexa53"
+ARMPKGARCH_tune-cortexa53-crypto = "cortexa53"
+TUNE_FEATURES_tune-cortexa53 = "aarch64 cortexa53 simd crc"
+TUNE_FEATURES_tune-cortexa53-crypto = "aarch64 cortexa53 simd crc crypto"
+PACKAGE_EXTRA_ARCHS_tune-cortexa53 = "${PACKAGE_EXTRA_ARCHS_tune-armv8a-crc} cortexa53"
+PACKAGE_EXTRA_ARCHS_tune-cortexa53-crypto = "${PACKAGE_EXTRA_ARCHS_tune-armv8a-crc-crypto} cortexa53 cortexa53-crypto"