1/* SPDX-License-Identifier: GPL-2.0 */
 2/*
 3 * Copyright 2010 Ben Dooks <ben-linux@fluff.org>
 4 *
 5 * Support for wakeup mask interrupts on newer SoCs
 6 */
 7
 8#ifndef __PLAT_WAKEUP_MASK_H
 9#define __PLAT_WAKEUP_MASK_H __file__
10
11/* if no irq yet defined, but still want to mask */
12#define NO_WAKEUP_IRQ (0x90000000)
13
14/**
15 * struct samsung_wakeup_mask - wakeup mask information
16 * @irq: The interrupt associated with this wakeup.
17 * @bit: The bit, as a (1 << bitno) controlling this source.
18 */ 
19struct samsung_wakeup_mask {
20	unsigned int	irq;
21	u32		bit;
22};
23
24/**
25 * samsung_sync_wakemask - sync wakeup mask information for pm
26 * @reg: The register that is used.
27 * @masks: The list of masks to use.
28 * @nr_masks: The number of entries pointed to buy @masks.
29 *
30 * Synchronise the wakeup mask information at suspend time from the list
31 * of interrupts and control bits in @masks. We do this at suspend time
32 * as overriding the relevant irq chips is harder and the register is only
33 * required to be correct before we enter sleep.
34 */
35extern void samsung_sync_wakemask(void __iomem *reg,
36				  const struct samsung_wakeup_mask *masks,
37				  int nr_masks);
38
39#endif /* __PLAT_WAKEUP_MASK_H */