drivers/opp/opp.h

1 /* SPDX-License-Identifier: GPL-2.0-only */
5  * Copyright (C) 2009-2010 Texas Instruments Incorporated.
35  *	|- device 1 (represents voltage domain 1)
36  *	|	|- opp 1 (availability, freq, voltage)
37  *	|	|- opp 2 ..
39  *	|	`- opp n ..
40  *	|- device 2 (represents the next voltage domain)
42  *	`- device m (represents mth voltage domain)
48  * struct dev_pm_opp - Generic OPP description structure
50  *		of boot. It is expected only an optimal set of OPPs are
55  * @available:	true/false - marks if this OPP as available or not
56  * @dynamic:	not-created from static DT entries.
66  * @required_opps: List of OPPs that are required by this OPP.
101  * struct opp_device - devices managed by 'struct opp_table'
125  * struct opp_table - Device opp structure
126  * @node:	table node - contains the devices with OPPs that
130  * @dev_list:	list of devices that share these OPPs
131  * @opp_list:	table of opps
136  * @parsed_static_opps: Count of devices for which OPPs are initialized from DT.
141  * @required_opp_tables: List of device OPP tables that are required by OPPs in
143  * @required_opp_count: Number of required devices.
149  * @regulator_count: Number of power supply regulators. Its value can be -1
150  * (uninitialized), 0 (no opp-microvolt property) or > 0 (has opp-microvolt
164  * This is an internal data structure maintaining the link to opps attached to