/* DM is responsible for allocating and freeing parent_platdata */
#define DM_FLAG_ALLOC_PARENT_PDATA (1 << 3)
+/* Allocate driver private data on a DMA boundary */
+#define DM_FLAG_ALLOC_PRIV_DMA (1 << 4)
+
/**
* struct udevice - An instance of a driver
*
* when the device is probed and will be unique within the device's uclass.
*/
struct udevice {
- struct driver *driver;
+ const struct driver *driver;
const char *name;
void *platdata;
void *parent_platdata;
*/
struct udevice *dev_get_parent(struct udevice *child);
+/**
+ * dev_get_uclass_priv() - Get the private uclass data for a device
+ *
+ * This checks that dev is not NULL, but no other checks for now
+ *
+ * @dev Device to check
+ * @return private uclass data for this device, or NULL if none
+ */
+void *dev_get_uclass_priv(struct udevice *dev);
+
/**
* dev_get_of_data() - get the device tree data used to bind a device
*