diff --git a/hw/sd/sdhci.c b/hw/sd/sdhci.c
index f9264d3be5..fac7fa5c72 100644
--- a/hw/sd/sdhci.c
+++ b/hw/sd/sdhci.c
@@ -1388,6 +1388,7 @@ static void sdhci_sysbus_realize(DeviceState *dev, Error ** errp)
     }
 
     if (s->dma_mr) {
+        s->dma_as = &s->sysbus_dma_as;
         address_space_init(s->dma_as, s->dma_mr, "sdhci-dma");
     } else {
         /* use system_memory() if property "dma" not set */
diff --git a/include/hw/sd/sdhci.h b/include/hw/sd/sdhci.h
index cb37182536..1cf70f8c23 100644
--- a/include/hw/sd/sdhci.h
+++ b/include/hw/sd/sdhci.h
@@ -41,6 +41,7 @@ typedef struct SDHCIState {
     /*< public >*/
     SDBus sdbus;
     MemoryRegion iomem;
+    AddressSpace sysbus_dma_as;
     AddressSpace *dma_as;
     MemoryRegion *dma_mr;