mirror of
https://github.com/smaeul/u-boot.git
synced 2025-10-25 10:08:21 +01:00
4f51188e47
This function name conflicts with our desire to #define free() to something else on sandbox. Since it deals with resources, rename it to rfree(). Signed-off-by: Simon Glass <sjg@chromium.org> Reviewed-by: Anatolij Gustschin <agust@denx.de>
82 lines
2.4 KiB
C
82 lines
2.4 KiB
C
/* SPDX-License-Identifier: GPL-2.0 */
|
|
/*
|
|
* Copyright (c) 2016, NVIDIA CORPORATION.
|
|
*/
|
|
|
|
#ifndef _POWER_DOMAIN_UCLASS_H
|
|
#define _POWER_DOMAIN_UCLASS_H
|
|
|
|
/* See power-domain.h for background documentation. */
|
|
|
|
#include <power-domain.h>
|
|
|
|
struct udevice;
|
|
|
|
/**
|
|
* struct power_domain_ops - The functions that a power domain controller driver
|
|
* must implement.
|
|
*/
|
|
struct power_domain_ops {
|
|
/**
|
|
* of_xlate - Translate a client's device-tree (OF) power domain
|
|
* specifier.
|
|
*
|
|
* The power domain core calls this function as the first step in
|
|
* implementing a client's power_domain_get() call.
|
|
*
|
|
* If this function pointer is set to NULL, the power domain core will
|
|
* use a default implementation, which assumes #power-domain-cells =
|
|
* <1>, and that the DT cell contains a simple integer power domain ID.
|
|
*
|
|
* At present, the power domain API solely supports device-tree. If
|
|
* this changes, other xxx_xlate() functions may be added to support
|
|
* those other mechanisms.
|
|
*
|
|
* @power_domain: The power domain struct to hold the
|
|
* translation result.
|
|
* @args: The power domain specifier values from device
|
|
* tree.
|
|
* @return 0 if OK, or a negative error code.
|
|
*/
|
|
int (*of_xlate)(struct power_domain *power_domain,
|
|
struct ofnode_phandle_args *args);
|
|
/**
|
|
* request - Request a translated power domain.
|
|
*
|
|
* The power domain core calls this function as the second step in
|
|
* implementing a client's power_domain_get() call, following a
|
|
* successful xxx_xlate() call.
|
|
*
|
|
* @power_domain: The power domain to request; this has been
|
|
* filled in by a previous xxx_xlate() function
|
|
* call.
|
|
* @return 0 if OK, or a negative error code.
|
|
*/
|
|
int (*request)(struct power_domain *power_domain);
|
|
/**
|
|
* rfree - Free a previously requested power domain.
|
|
*
|
|
* This is the implementation of the client power_domain_free() API.
|
|
*
|
|
* @power_domain: The power domain to free.
|
|
* @return 0 if OK, or a negative error code.
|
|
*/
|
|
int (*rfree)(struct power_domain *power_domain);
|
|
/**
|
|
* on - Power on a power domain.
|
|
*
|
|
* @power_domain: The power domain to turn on.
|
|
* @return 0 if OK, or a negative error code.
|
|
*/
|
|
int (*on)(struct power_domain *power_domain);
|
|
/**
|
|
* off - Power off a power domain.
|
|
*
|
|
* @power_domain: The power domain to turn off.
|
|
* @return 0 if OK, or a negative error code.
|
|
*/
|
|
int (*off)(struct power_domain *power_domain);
|
|
};
|
|
|
|
#endif
|