Tegra: common: disable GICC after domain off

The the GIC CPU interface should be disabled after cpu off. The
Tegra power management code should mark the connected core as asleep
as part of the CPU off sequence.

This patch disables the GICC after CPU off as a result.

Signed-off-by: anzhou <anzhou@nvidia.com>
Change-Id: Ib1a3d8903f5e6d55bd2ee0c16134dbe2562235ea
diff --git a/plat/nvidia/tegra/common/tegra_pm.c b/plat/nvidia/tegra/common/tegra_pm.c
index d0191d0..27dd3a2 100644
--- a/plat/nvidia/tegra/common/tegra_pm.c
+++ b/plat/nvidia/tegra/common/tegra_pm.c
@@ -96,6 +96,9 @@
 static void tegra_pwr_domain_off(const psci_power_state_t *target_state)
 {
 	(void)tegra_soc_pwr_domain_off(target_state);
+
+	/* disable GICC */
+	tegra_gic_cpuif_deactivate();
 }
 
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