Tegra: common: drivers: fix MISRA defects

Main fixes:

Add suffix U for constant [Rule 10.1]

Match the operands type [Rule 10.4]

Use UL replace U for that constant define that need do "~"
operation [Rule 12.4]

Voided non c-library functions whose return types are not used
 [Rule 17.7]

Change-Id: Ia1e814ca3890eab7904be9c79030502408f30936
Signed-off-by: Anthony Zhou <anzhou@nvidia.com>
diff --git a/plat/nvidia/tegra/include/drivers/smmu.h b/plat/nvidia/tegra/include/drivers/smmu.h
index 9582a67..1d04ef0 100644
--- a/plat/nvidia/tegra/include/drivers/smmu.h
+++ b/plat/nvidia/tegra/include/drivers/smmu.h
@@ -586,7 +586,7 @@
 /*******************************************************************************
  * SMMU Global Aux. Control Register
  ******************************************************************************/
-#define SMMU_CBn_ACTLR_CPRE_BIT			(1U << 1)
+#define SMMU_CBn_ACTLR_CPRE_BIT			(1UL << 1UL)
 
 /*******************************************************************************
  * SMMU configuration constants