diff --git a/arch/arm/mm/dma-mapping.c b/arch/arm/mm/dma-mapping.c
index bd83c53..af7cfe3
--- a/arch/arm/mm/dma-mapping.c
+++ b/arch/arm/mm/dma-mapping.c
@@ -374,7 +374,7 @@ static void __dma_free_remap(void *cpu_addr, size_t size)
 			VM_ARM_DMA_CONSISTENT | VM_USERMAP);
 }

-#define DEFAULT_DMA_COHERENT_POOL_SIZE	SZ_256K
+#define DEFAULT_DMA_COHERENT_POOL_SIZE	SZ_2M
 static struct gen_pool *atomic_pool;

 static size_t atomic_pool_size = DEFAULT_DMA_COHERENT_POOL_SIZE;