arm/mach-omap2/powerdomain.h

1 /* SPDX-License-Identifier: GPL-2.0-only */
5  * Copyright (C) 2007-2008, 2010 Texas Instruments, Inc.
6  * Copyright (C) 2007-2011 Nokia Corporation
10  * XXX This should be moved to the mach-omap2/ directory at the earliest
45  * PWRDM_HAS_HDWR_SAR - powerdomain has hardware save-and-restore support
47  * PWRDM_HAS_MPU_QUIRK - MPU pwr domain has MEM bank 0 bits in MEM
50  * PWRDM_HAS_LOWPOWERSTATECHANGE - can transition from a sleep state
58  * Number of memory banks that are power-controllable.	On OMAP4430, the
77  * struct powerdomain - OMAP powerdomain
85  * @banks: Number of software-controllable memory banks in this powerdomain
107  * @prcm_partition possible values are defined in mach-omap2/prcm44xx.h.
148  * struct pwrdm_ops - Arch specific function implementations
149  * @pwrdm_set_next_pwrst: Set the target power state for a pd
150  * @pwrdm_read_next_pwrst: Read the target power state set for a pd
151  * @pwrdm_read_pwrst: Read the current power state of a pd
152  * @pwrdm_read_prev_pwrst: Read the prev power state entered by the pd
153  * @pwrdm_set_logic_retst: Set the logic state in RET for a pd
154  * @pwrdm_set_mem_onst: Set the Memory state in ON for a pd
155  * @pwrdm_set_mem_retst: Set the Memory state in RET for a pd
156  * @pwrdm_read_logic_pwrst: Read the current logic state of a pd
157  * @pwrdm_read_prev_logic_pwrst: Read the previous logic state entered by a pd
158  * @pwrdm_read_logic_retst: Read the logic state in RET for a pd
159  * @pwrdm_read_mem_pwrst: Read the current memory state of a pd
160  * @pwrdm_read_prev_mem_pwrst: Read the previous memory state entered by a pd
161  * @pwrdm_read_mem_retst: Read the memory state in RET for a pd
162  * @pwrdm_clear_all_prev_pwrst: Clear all previous power states logged for a pd
163  * @pwrdm_enable_hdwr_sar: Enable Hardware Save-Restore feature for the pd
164  * @pwrdm_disable_hdwr_sar: Disable Hardware Save-Restore feature for a pd
165  * @pwrdm_set_lowpwrstchange: Enable pd transitions from a shallow to deep sleep
166  * @pwrdm_wait_transition: Wait for a pd state transition to complete
169  * Regarding @pwrdm_set_lowpwrstchange: On the OMAP2 and 3-family
171  * transition from one low-power state (e.g., CSWR) to another
172  * low-power state (e.g., OFF) without first waking up the
175  * low-power state to another.  The function pointed to by