Tegra: remove support for legacy platform APIs

This patch modifies the Tegra port to support the new platform
APIs so that we can disable the compat layer. This includes
modifications to the power management and platform topology code.

Signed-off-by: Varun Wadekar <vwadekar@nvidia.com>
diff --git a/plat/nvidia/tegra/include/t132/tegra_def.h b/plat/nvidia/tegra/include/t132/tegra_def.h
index 2fb9ed7..683c903 100644
--- a/plat/nvidia/tegra/include/t132/tegra_def.h
+++ b/plat/nvidia/tegra/include/t132/tegra_def.h
@@ -37,7 +37,7 @@
  * This value is used by the PSCI implementation during the `SYSTEM_SUSPEND`
  * call as the `state-id` field in the 'power state' parameter.
  ******************************************************************************/
-#define PLAT_SYS_SUSPEND_STATE_ID	0xD
+#define PSTATE_ID_SOC_POWERDN	0xD
 
 /*******************************************************************************
  * GIC memory map