cpus: denver: remove barrier from denver_enable_dco()

This patch removes unnecessary `isb` from the enable DCO sequence as
there is no need to synchronize this operation.

Change-Id: I0191e684bbc7fdba635c3afbc4e4ecd793b6f06f
Signed-off-by: Varun Wadekar <vwadekar@nvidia.com>

diff --git a/lib/cpus/aarch64/denver.S b/lib/cpus/aarch64/denver.S
index 3e238a1c19e6c9e4834b4ce0ce5eefa9696b61c3..fcfae8ff667f687682072ddfe64473fd655c2ad6 100644 (file)
--- a/lib/cpus/aarch64/denver.S
+++ b/lib/cpus/aarch64/denver.S
@@ -59,7 +59,6 @@ func denver_enable_dco
        mov     x1, #1
        lsl     x1, x1, x0
        msr     s3_0_c15_c0_2, x1
-       isb
        ret
 endfunc denver_enable_dco