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#ifndef _LINUX_RESET_CONTROLLER_H_
#define _LINUX_RESET_CONTROLLER_H_
#include <linux/list.h>
struct reset_controller_dev;
/**
* struct reset_control_ops - reset controller driver callbacks
*
* @reset: for self-deasserting resets, does all necessary
* things to reset the device
* @assert: manually assert the reset line, if supported
* @deassert: manually deassert the reset line, if supported
* @status: return the status of the reset line, if supported
*/
struct reset_control_ops {
int (*reset)(struct reset_controller_dev *rcdev, unsigned long id);
int (*assert)(struct reset_controller_dev *rcdev, unsigned long id);
int (*deassert)(struct reset_controller_dev *rcdev, unsigned long id);
int (*status)(struct reset_controller_dev *rcdev, unsigned long id);
};
struct module;
struct device_node;
struct of_phandle_args;
/**
* struct reset_controller_dev - reset controller entity that might
* provide multiple reset controls
* @ops: a pointer to device specific struct reset_control_ops
* @owner: kernel module of the reset controller driver
* @list: internal list of reset controller devices
* @of_node: corresponding device tree node as phandle target
* @of_reset_n_cells: number of cells in reset line specifiers
* @of_xlate: translation function to translate from specifier as found in the
* device tree to id as given to the reset control ops
* @nr_resets: number of reset controls in this reset controller device
*/
struct reset_controller_dev {
struct reset_control_ops *ops;
struct module *owner;
struct list_head list;
struct device_node *of_node;
int of_reset_n_cells;
int (*of_xlate)(struct reset_controller_dev *rcdev,
const struct of_phandle_args *reset_spec);
unsigned int nr_resets;
};
int reset_controller_register(struct reset_controller_dev *rcdev);
void reset_controller_unregister(struct reset_controller_dev *rcdev);
#endif