Tegra194: cleanup references to Tegra186

This patch cleans up all references to the Tegra186 family of SoCs.

Change-Id: Ife892caba5f2523debacedf8ec465289def9afd0
Signed-off-by: Varun Wadekar <vwadekar@nvidia.com>
diff --git a/plat/nvidia/tegra/soc/t194/plat_smmu.c b/plat/nvidia/tegra/soc/t194/plat_smmu.c
index 19917a9..1696d59 100644
--- a/plat/nvidia/tegra/soc/t194/plat_smmu.c
+++ b/plat/nvidia/tegra/soc/t194/plat_smmu.c
@@ -20,7 +20,7 @@
 }
 
 /*******************************************************************************
- * Array to hold SMMU context for Tegra186
+ * Array to hold SMMU context for Tegra194
  ******************************************************************************/
 static __attribute__((aligned(16))) smmu_regs_t tegra194_smmu_context[] = {
 	_START_OF_TABLE_,
@@ -436,4 +436,4 @@
 	}
 
 	return ret_num;
-}
\ No newline at end of file
+}