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authorAmbroise Vincent <ambroise.vincent@arm.com>2019-02-21 16:20:43 +0000
committerAmbroise Vincent <ambroise.vincent@arm.com>2019-02-28 09:56:58 +0000
commit1afeee92751840e4352201c9b3e99056a6fe5c9d (patch)
treeba36576433a40d7f040b2bf33c4c767b4eb2dea9 /include
parent1baa28bb2dc79f23c550d67604324afd222221c3 (diff)
Cortex-A55: Implement workaround for erratum 768277
Change-Id: Iebd45ef5e39ee7080235fb85414ce5b2e776f90c Signed-off-by: Ambroise Vincent <ambroise.vincent@arm.com>
Diffstat (limited to 'include')
-rw-r--r--include/lib/cpus/aarch64/cortex_a55.h7
1 files changed, 7 insertions, 0 deletions
diff --git a/include/lib/cpus/aarch64/cortex_a55.h b/include/lib/cpus/aarch64/cortex_a55.h
index 8b21e16a..5db0f008 100644
--- a/include/lib/cpus/aarch64/cortex_a55.h
+++ b/include/lib/cpus/aarch64/cortex_a55.h
@@ -18,6 +18,13 @@
#define CORTEX_A55_CPUPWRCTLR_EL1 S3_0_C15_C2_7
#define CORTEX_A55_CPUECTLR_EL1 S3_0_C15_C1_4
+/*******************************************************************************
+ * CPU Auxiliary Control register specific definitions.
+ ******************************************************************************/
+#define CORTEX_A55_CPUACTLR_EL1 S3_0_C15_C1_0
+
+#define CORTEX_A55_CPUACTLR_EL1_DISABLE_DUAL_ISSUE (ULL(1) << 31)
+
/* Definitions of register field mask in CORTEX_A55_CPUPWRCTLR_EL1 */
#define CORTEX_A55_CORE_PWRDN_EN_MASK U(0x1)