diff --git a/arch/arm/src/lpc54xx/lpc54_emc.c b/arch/arm/src/lpc54xx/lpc54_emc.c
index 85b6183f5c..8cf65d4ad5 100644
--- a/arch/arm/src/lpc54xx/lpc54_emc.c
+++ b/arch/arm/src/lpc54xx/lpc54_emc.c
@@ -418,7 +418,6 @@ void lpc54_emc_sdram_initialize(
       /* Set the right mode setting value. */
 
       data = *(volatile uint32_t *)addr;
-      data = data;
     }
 
   if (config->dyndev)
@@ -445,7 +444,6 @@ void lpc54_emc_sdram_initialize(
           /* Set the right mode setting value. */
 
           data = *(volatile uint32_t *)addr;
-          data = data;
         }
     }
 
@@ -468,6 +466,8 @@ void lpc54_emc_sdram_initialize(
       regval |= EMC_DYNCONFIG_B;
       putreg32(regval, regaddr);
     }
+
+  UNUSED(data);
 }
 #endif /* CONFIG_LPC54_EMC_DYNAMIC */