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 */ 40