diff --git a/arch/arm/kernel/ecard.c b/arch/arm/kernel/ecard.c
index f1c0fb974177..6eb80acea379 100644
--- a/arch/arm/kernel/ecard.c
+++ b/arch/arm/kernel/ecard.c
@@ -825,6 +825,7 @@ static struct expansion_card *__init ecard_alloc_card(int type, int slot)
 	ec->dev.bus = &ecard_bus_type;
 	ec->dev.dma_mask = &ec->dma_mask;
 	ec->dma_mask = (u64)0xffffffff;
+	ec->dev.coherent_dma_mask = ec->dma_mask;
 
 	if (slot < 4) {
 		ec_set_resource(ec, ECARD_RES_MEMC,