diff --git a/arch/arm/mach-meson/board.c b/arch/arm/mach-meson/board.c
index 1ef7e5a..d6c6253 100644
--- a/arch/arm/mach-meson/board.c
+++ b/arch/arm/mach-meson/board.c
@@ -111,13 +111,13 @@ static struct mm_region gx_mem_map[] = {
 	{
 		.virt = 0x0UL,
 		.phys = 0x0UL,
-		.size = 0x80000000UL,
+		.size = 0xc0000000UL,
 		.attrs = PTE_BLOCK_MEMTYPE(MT_NORMAL) |
 			 PTE_BLOCK_INNER_SHARE
 	}, {
-		.virt = 0x80000000UL,
-		.phys = 0x80000000UL,
-		.size = 0x80000000UL,
+		.virt = 0xc0000000UL,
+		.phys = 0xc0000000UL,
+		.size = 0x30000000UL,
 		.attrs = PTE_BLOCK_MEMTYPE(MT_DEVICE_NGNRNE) |
 			 PTE_BLOCK_NON_SHARE |
 			 PTE_BLOCK_PXN | PTE_BLOCK_UXN