5 files changed, 15 insertions, 3 deletions

diff --git a/hw/arm/aspeed.c b/hw/arm/aspeed.c
index cc06af4fbb..4174e313ca 100644
--- a/hw/arm/aspeed.c
+++ b/hw/arm/aspeed.c
@@ -263,7 +263,7 @@ static void aspeed_machine_init(MachineState *machine)
         amc->i2c_init(bmc);
     }
 
-    for (i = 0; i < ARRAY_SIZE(bmc->soc.sdhci.slots); i++) {
+    for (i = 0; i < bmc->soc.sdhci.num_slots; i++) {
         SDHCIState *sdhci = &bmc->soc.sdhci.slots[i];
         DriveInfo *dinfo = drive_get_next(IF_SD);
         BlockBackend *blk;
diff --git a/hw/arm/aspeed_ast2600.c b/hw/arm/aspeed_ast2600.c
index 89e4b00950..fb73c4043e 100644
--- a/hw/arm/aspeed_ast2600.c
+++ b/hw/arm/aspeed_ast2600.c
@@ -199,6 +199,8 @@ static void aspeed_soc_ast2600_init(Object *obj)
     sysbus_init_child_obj(obj, "sdc", OBJECT(&s->sdhci), sizeof(s->sdhci),
                           TYPE_ASPEED_SDHCI);
 
+    object_property_set_int(OBJECT(&s->sdhci), 2, "num-slots", &error_abort);
+
     /* Init sd card slot class here so that they're under the correct parent */
     for (i = 0; i < ASPEED_SDHCI_NUM_SLOTS; ++i) {
         sysbus_init_child_obj(obj, "sdhci[*]", OBJECT(&s->sdhci.slots[i]),
diff --git a/hw/arm/aspeed_soc.c b/hw/arm/aspeed_soc.c
index 99892cbae6..b5e809a1d3 100644
--- a/hw/arm/aspeed_soc.c
+++ b/hw/arm/aspeed_soc.c
@@ -209,6 +209,8 @@ static void aspeed_soc_init(Object *obj)
     sysbus_init_child_obj(obj, "sdc", OBJECT(&s->sdhci), sizeof(s->sdhci),
                           TYPE_ASPEED_SDHCI);
 
+    object_property_set_int(OBJECT(&s->sdhci), 2, "num-slots", &error_abort);
+
     /* Init sd card slot class here so that they're under the correct parent */
     for (i = 0; i < ASPEED_SDHCI_NUM_SLOTS; ++i) {
         sysbus_init_child_obj(obj, "sdhci[*]", OBJECT(&s->sdhci.slots[i]),
diff --git a/hw/sd/aspeed_sdhci.c b/hw/sd/aspeed_sdhci.c
index cff3eb7dd2..6a039a1d2f 100644
--- a/hw/sd/aspeed_sdhci.c
+++ b/hw/sd/aspeed_sdhci.c
@@ -13,6 +13,7 @@
 #include "qapi/error.h"
 #include "hw/irq.h"
 #include "migration/vmstate.h"
+#include "hw/qdev-properties.h"
 
 #define ASPEED_SDHCI_INFO            0x00
 #define  ASPEED_SDHCI_INFO_RESET     0x00030000
@@ -120,14 +121,14 @@ static void aspeed_sdhci_realize(DeviceState *dev, Error **errp)
 
     /* Create input irqs for the slots */
     qdev_init_gpio_in_named_with_opaque(DEVICE(sbd), aspeed_sdhci_set_irq,
-                                        sdhci, NULL, ASPEED_SDHCI_NUM_SLOTS);
+                                        sdhci, NULL, sdhci->num_slots);
 
     sysbus_init_irq(sbd, &sdhci->irq);
     memory_region_init_io(&sdhci->iomem, OBJECT(sdhci), &aspeed_sdhci_ops,
                           sdhci, TYPE_ASPEED_SDHCI, 0x1000);
     sysbus_init_mmio(sbd, &sdhci->iomem);
 
-    for (int i = 0; i < ASPEED_SDHCI_NUM_SLOTS; ++i) {
+    for (int i = 0; i < sdhci->num_slots; ++i) {
         Object *sdhci_slot = OBJECT(&sdhci->slots[i]);
         SysBusDevice *sbd_slot = SYS_BUS_DEVICE(&sdhci->slots[i]);
 
@@ -174,6 +175,11 @@ static const VMStateDescription vmstate_aspeed_sdhci = {
     },
 };
 
+static Property aspeed_sdhci_properties[] = {
+    DEFINE_PROP_UINT8("num-slots", AspeedSDHCIState, num_slots, 0),
+    DEFINE_PROP_END_OF_LIST(),
+};
+
 static void aspeed_sdhci_class_init(ObjectClass *classp, void *data)
 {
     DeviceClass *dc = DEVICE_CLASS(classp);
@@ -181,6 +187,7 @@ static void aspeed_sdhci_class_init(ObjectClass *classp, void *data)
     dc->realize = aspeed_sdhci_realize;
     dc->reset = aspeed_sdhci_reset;
     dc->vmsd = &vmstate_aspeed_sdhci;
+    device_class_set_props(dc, aspeed_sdhci_properties);
 }
 
 static TypeInfo aspeed_sdhci_info = {
diff --git a/include/hw/sd/aspeed_sdhci.h b/include/hw/sd/aspeed_sdhci.h
index dfdab43790..dffbb46946 100644
--- a/include/hw/sd/aspeed_sdhci.h
+++ b/include/hw/sd/aspeed_sdhci.h
@@ -24,6 +24,7 @@ typedef struct AspeedSDHCIState {
     SysBusDevice parent;
 
     SDHCIState slots[ASPEED_SDHCI_NUM_SLOTS];
+    uint8_t num_slots;
 
     MemoryRegion iomem;
     qemu_irq irq;