Add qemu 2.4.0

[kvmfornfv.git] / qemu / roms / u-boot / include / dm / root.h

diff --git a/qemu/roms/u-boot/include/dm/root.h b/qemu/roms/u-boot/include/dm/root.h
new file mode 100644 (file)
index 0000000..0ebccda
--- /dev/null
+++ b/qemu/roms/u-boot/include/dm/root.h
@@ -0,0 +1,53 @@
+/*
+ * Copyright (c) 2013 Google, Inc
+ *
+ * (C) Copyright 2012
+ * Pavel Herrmann <morpheus.ibis@gmail.com>
+ *
+ * SPDX-License-Identifier:    GPL-2.0+
+ */
+
+#ifndef _DM_ROOT_H_
+#define _DM_ROOT_H_
+
+struct device;
+
+/**
+ * dm_root() - Return pointer to the top of the driver tree
+ *
+ * This function returns pointer to the root node of the driver tree,
+ *
+ * @return pointer to root device, or NULL if not inited yet
+ */
+struct device *dm_root(void);
+
+/**
+ * dm_scan_platdata() - Scan all platform data and bind drivers
+ *
+ * This scans all available platdata and creates drivers for each
+ *
+ * @return 0 if OK, -ve on error
+ */
+int dm_scan_platdata(void);
+
+/**
+ * dm_scan_fdt() - Scan the device tree and bind drivers
+ *
+ * This scans the device tree and creates a driver for each node
+ *
+ * @blob: Pointer to device tree blob
+ * @return 0 if OK, -ve on error
+ */
+int dm_scan_fdt(const void *blob);
+
+/**
+ * dm_init() - Initialize Driver Model structures
+ *
+ * This function will initialize roots of driver tree and class tree.
+ * This needs to be called before anything uses the DM
+ *
+ * @return 0 if OK, -ve on error
+ */
+int dm_init(void);
+
+#endif