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Diffstat (limited to 'roms/u-boot/include/dm/lists.h')
-rw-r--r-- | roms/u-boot/include/dm/lists.h | 93 |
1 files changed, 93 insertions, 0 deletions
diff --git a/roms/u-boot/include/dm/lists.h b/roms/u-boot/include/dm/lists.h new file mode 100644 index 000000000..1a8655254 --- /dev/null +++ b/roms/u-boot/include/dm/lists.h @@ -0,0 +1,93 @@ +/* SPDX-License-Identifier: GPL-2.0+ */ +/* + * Copyright (c) 2013 Google, Inc + * + * (C) Copyright 2012 + * Pavel Herrmann <morpheus.ibis@gmail.com> + */ + +#ifndef _DM_LISTS_H_ +#define _DM_LISTS_H_ + +#include <dm/ofnode.h> +#include <dm/uclass-id.h> + +/** + * lists_driver_lookup_name() - Return u_boot_driver corresponding to name + * + * This function returns a pointer to a driver given its name. This is used + * for binding a driver given its name and plat. + * + * @name: Name of driver to look up + * @return pointer to driver, or NULL if not found + */ +struct driver *lists_driver_lookup_name(const char *name); + +/** + * lists_uclass_lookup() - Return uclass_driver based on ID of the class + * id: ID of the class + * + * This function returns the pointer to uclass_driver, which is the class's + * base structure based on the ID of the class. Returns NULL on error. + */ +struct uclass_driver *lists_uclass_lookup(enum uclass_id id); + +/** + * lists_bind_drivers() - search for and bind all drivers to parent + * + * This searches the U_BOOT_DRVINFO() structures and creates new devices for + * each one. The devices will have @parent as their parent. + * + * @parent: parent device (root) + * @pre_reloc_only: If true, bind only drivers with the DM_FLAG_PRE_RELOC flag. + * If false bind all drivers. + */ +int lists_bind_drivers(struct udevice *parent, bool pre_reloc_only); + +/** + * lists_bind_fdt() - bind a device tree node + * + * This creates a new device bound to the given device tree node, with + * @parent as its parent. + * + * @parent: parent device (root) + * @node: device tree node to bind + * @devp: if non-NULL, returns a pointer to the bound device + * @pre_reloc_only: If true, bind only nodes with special devicetree properties, + * or drivers with the DM_FLAG_PRE_RELOC flag. If false bind all drivers. + * @return 0 if device was bound, -EINVAL if the device tree is invalid, + * other -ve value on error + */ +int lists_bind_fdt(struct udevice *parent, ofnode node, struct udevice **devp, + bool pre_reloc_only); + +/** + * device_bind_driver() - bind a device to a driver + * + * This binds a new device to a driver. + * + * @parent: Parent device + * @drv_name: Name of driver to attach to this parent + * @dev_name: Name of the new device thus created + * @devp: If non-NULL, returns the newly bound device + */ +int device_bind_driver(struct udevice *parent, const char *drv_name, + const char *dev_name, struct udevice **devp); + +/** + * device_bind_driver_to_node() - bind a device to a driver for a node + * + * This binds a new device to a driver for a given device tree node. This + * should only be needed if the node lacks a compatible strings. + * + * @parent: Parent device + * @drv_name: Name of driver to attach to this parent + * @dev_name: Name of the new device thus created + * @node: Device tree node + * @devp: If non-NULL, returns the newly bound device + */ +int device_bind_driver_to_node(struct udevice *parent, const char *drv_name, + const char *dev_name, ofnode node, + struct udevice **devp); + +#endif |