diff --git a/plat/nvidia/tegra/include/t210/tegra_def.h b/plat/nvidia/tegra/include/t210/tegra_def.h
index 5565c72..8d71cae 100644
--- a/plat/nvidia/tegra/include/t210/tegra_def.h
+++ b/plat/nvidia/tegra/include/t210/tegra_def.h
@@ -35,8 +35,7 @@
 /*******************************************************************************
  * iRAM memory constants
  ******************************************************************************/
-#define TEGRA_IRAMA_BASE		0x40000000
-#define TEGRA_IRAMB_BASE		0x40010000
+#define TEGRA_IRAM_BASE			0x40000000
 
 /*******************************************************************************
  * GIC memory map
diff --git a/plat/nvidia/tegra/soc/t210/plat_setup.c b/plat/nvidia/tegra/soc/t210/plat_setup.c
index 451da13..aefe1aa 100644
--- a/plat/nvidia/tegra/soc/t210/plat_setup.c
+++ b/plat/nvidia/tegra/soc/t210/plat_setup.c
@@ -25,9 +25,7 @@
  * Table of regions to map using the MMU.
  */
 static const mmap_region_t tegra_mmap[] = {
-	MAP_REGION_FLAT(TEGRA_IRAMA_BASE, 0x10000, /* 64KB */
-			MT_DEVICE | MT_RW | MT_SECURE),
-	MAP_REGION_FLAT(TEGRA_IRAMB_BASE, 0x10000, /* 64KB */
+	MAP_REGION_FLAT(TEGRA_IRAM_BASE, 0x40000, /* 256KB */
 			MT_DEVICE | MT_RW | MT_SECURE),
 	MAP_REGION_FLAT(MMIO_RANGE_0_ADDR, MMIO_RANGE_SIZE,
 			MT_DEVICE | MT_RW | MT_SECURE),