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-rw-r--r--include/asm-generic/global_data.h3
-rw-r--r--include/dm/root.h13
2 files changed, 15 insertions, 1 deletions
diff --git a/include/asm-generic/global_data.h b/include/asm-generic/global_data.h
index f6a2a20..edde9d7 100644
--- a/include/asm-generic/global_data.h
+++ b/include/asm-generic/global_data.h
@@ -65,7 +65,8 @@ typedef struct global_data {
struct global_data *new_gd; /* relocated global data */
#ifdef CONFIG_DM
- struct udevice *dm_root;/* Root instance for Driver Model */
+ struct udevice *dm_root; /* Root instance for Driver Model */
+ struct udevice *dm_root_f; /* Pre-relocation root instance */
struct list_head uclass_root; /* Head of core tree */
#endif
diff --git a/include/dm/root.h b/include/dm/root.h
index d37b452..09f9303 100644
--- a/include/dm/root.h
+++ b/include/dm/root.h
@@ -45,6 +45,19 @@ int dm_scan_platdata(bool pre_reloc_only);
int dm_scan_fdt(const void *blob, bool pre_reloc_only);
/**
+ * dm_init_and_scan() - Initialise Driver Model structures and scan for devices
+ *
+ * This function initialises the roots of the driver tree and uclass trees,
+ * then scans and binds available devices from platform data and the FDT.
+ * This calls dm_init() to set up Driver Model structures.
+ *
+ * @pre_reloc_only: If true, bind only drivers with the DM_FLAG_PRE_RELOC
+ * flag. If false bind all drivers.
+ * @return 0 if OK, -ve on error
+ */
+int dm_init_and_scan(bool pre_reloc_only);
+
+/**
* dm_init() - Initialise Driver Model structures
*
* This function will initialize roots of driver tree and class tree.