Tegra: configure TZDRAM fence during early setup

This patch configures the TZDRAM fence during early platform
setup to allow the memory controller to enable DRAM encryption
before the TZDRAM actually gets used.

Change-Id: I0169ef9dda75699527b4e30c9e617a9036ba1d76
Signed-off-by: Varun Wadekar <vwadekar@nvidia.com>

plat/nvidia/tegra/common/tegra_bl31_setup.c

@@ -171,6 +171,12 @@ void bl31_early_platform_setup(bl31_params_t *from_bl2,
 	/* Initialise crash console */
 	plat_crash_console_init();
 
+	/*
+	 * Do initial security configuration to allow DRAM/device access.
+	 */
+	tegra_memctrl_tzdram_setup(plat_bl31_params_from_bl2.tzdram_base,
+			plat_bl31_params_from_bl2.tzdram_size);
+
 	/* Early platform setup for Tegra SoCs */
 	plat_early_platform_setup();
 
@@ -203,12 +209,6 @@ void bl31_platform_setup(void)
 	 */
 	tegra_memctrl_setup();
 
-	/*
-	 * Do initial security configuration to allow DRAM/device access.
-	 */
-	tegra_memctrl_tzdram_setup(plat_bl31_params_from_bl2.tzdram_base,
-			plat_bl31_params_from_bl2.tzdram_size);
-
 	/*
 	 * Set up the TZRAM memory aperture to allow only secure world
 	 * access