| Baoyou Xie | 4c2c2e3 | 2017-01-06 17:16:03 +0800 | [diff] [blame] | 1 | /* |
| 2 | * Header for ZTE's Power Domain Driver support |
| 3 | * |
| 4 | * Copyright (C) 2017 ZTE Ltd. |
| 5 | * |
| 6 | * Author: Baoyou Xie <baoyou.xie@linaro.org> |
| 7 | * License terms: GNU General Public License (GPL) version 2 |
| 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 */ |