1 /* SPDX-License-Identifier: GPL-2.0-only */ 2 /* 3 * Header for ZTE's Power Domain Driver support 4 * 5 * Copyright (C) 2017 ZTE Ltd. 6 * 7 * Author: Baoyou Xie <baoyou.xie@linaro.org> 8 */ 9 10 #ifndef __ZTE_ZX2967_PM_DOMAIN_H 11 #define __ZTE_ZX2967_PM_DOMAIN_H 12 13 #include <linux/platform_device.h> 14 #include <linux/pm_domain.h> 15 16 enum { 17 REG_CLKEN, 18 REG_ISOEN, 19 REG_RSTEN, 20 REG_PWREN, 21 REG_PWRDN, 22 REG_ACK_SYNC, 23 24 /* The size of the array - must be last */ 25 REG_ARRAY_SIZE, 26 }; 27 28 enum zx2967_power_polarity { 29 PWREN, 30 PWRDN, 31 }; 32 33 struct zx2967_pm_domain { 34 struct generic_pm_domain dm; 35 const u16 bit; 36 const enum zx2967_power_polarity polarity; 37 const u16 *reg_offset; 38 }; 39 40 int zx2967_pd_probe(struct platform_device *pdev, 41 struct generic_pm_domain **zx_pm_domains, 42 int domain_num); 43 44 #endif /* __ZTE_ZX2967_PM_DOMAIN_H */ 45