marvell: pm: do not panic by default in cpu_standby

Current default behavior of cpu_standby callback
is problematic during the SBSA test, which is
unable to run due to EL3 panic. Make it dependent on
the PM firmware running.

Change-Id: I7a53de8c880bd23b157dd65ce14bb48b5a5c76c8
Signed-off-by: Marcin Wojtas <mw@semihalf.com>
Reviewed-by: Grzegorz Jaszczyk <jaz@semihalf.com>
Reviewed-by: Kostya Porotchkin <kostap@marvell.com>

diff --git a/plat/marvell/a8k/common/plat_pm.c b/plat/marvell/a8k/common/plat_pm.c
index ec4b55b3999dc8e5b6d1bb8b6d5024af68d2356d..0c74b2fe55d5b7d509e3f4c7196d3328515909f3 100644 (file)
--- a/plat/marvell/a8k/common/plat_pm.c
+++ b/plat/marvell/a8k/common/plat_pm.c
@@ -379,8 +379,10 @@ static int a8k_validate_power_state(unsigned int power_state,
  */
 static void a8k_cpu_standby(plat_local_state_t cpu_state)
 {
-       ERROR("%s: needs to be implemented\n", __func__);
-       panic();
+       if (!is_pm_fw_running()) {
+               ERROR("%s: needs to be implemented\n", __func__);
+               panic();
+       }
 }
 
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