hikey: bl31: enable CCI port for cluster 0

The cluster 0 doesn't rely on PSCI to enable it; so enable CCI port
for cluster 0 in BL31 platform setup flow.
Signed-off-by: Leo Yan <leo.yan@linaro.org>
Signed-off-by: Haojian Zhuang <haojian.zhuang@linaro.org>

plat/hisilicon/hikey/hikey_bl31_setup.c

@@ -4,6 +4,7 @@
  * SPDX-License-Identifier: BSD-3-Clause
  */
 
+#include <arch_helpers.h>
 #include <arm_gic.h>
 #include <assert.h>
 #include <bl_common.h>
@@ -88,6 +89,7 @@ void bl31_early_platform_setup(bl31_params_t *from_bl2,
 
 	/* Initialize CCI driver */
 	cci_init(CCI400_BASE, cci_map, ARRAY_SIZE(cci_map));
+	cci_enable_snoop_dvm_reqs(MPIDR_AFFLVL1_VAL(read_mpidr_el1()));
 
 	/*
 	 * Copy BL3-2 and BL3-3 entry point information.