| David Brazdil | 0f672f6 | 2019-12-10 10:32:29 +0000 | [diff] [blame^] | 1 | /* SPDX-License-Identifier: GPL-2.0-only */ |
| Andrew Scull | b4b6d4a | 2019-01-02 15:54:55 +0000 | [diff] [blame] | 2 | /* |
| 3 | * fan53555.h - Fairchild Regulator FAN53555 Driver |
| 4 | * |
| 5 | * Copyright (C) 2012 Marvell Technology Ltd. |
| 6 | * Yunfan Zhang <yfzhang@marvell.com> |
| Andrew Scull | b4b6d4a | 2019-01-02 15:54:55 +0000 | [diff] [blame] | 7 | */ |
| 8 | |
| 9 | #ifndef __FAN53555_H__ |
| 10 | #define __FAN53555_H__ |
| 11 | |
| 12 | /* VSEL ID */ |
| 13 | enum { |
| 14 | FAN53555_VSEL_ID_0 = 0, |
| 15 | FAN53555_VSEL_ID_1, |
| 16 | }; |
| 17 | |
| 18 | /* Transition slew rate limiting from a low to high voltage. |
| 19 | * ----------------------- |
| 20 | * Bin |Slew Rate(mV/uS) |
| 21 | * ------|---------------- |
| 22 | * 000 | 64.00 |
| 23 | * ------|---------------- |
| 24 | * 001 | 32.00 |
| 25 | * ------|---------------- |
| 26 | * 010 | 16.00 |
| 27 | * ------|---------------- |
| 28 | * 011 | 8.00 |
| 29 | * ------|---------------- |
| 30 | * 100 | 4.00 |
| 31 | * ------|---------------- |
| 32 | * 101 | 2.00 |
| 33 | * ------|---------------- |
| 34 | * 110 | 1.00 |
| 35 | * ------|---------------- |
| 36 | * 111 | 0.50 |
| 37 | * ----------------------- |
| 38 | */ |
| 39 | enum { |
| 40 | FAN53555_SLEW_RATE_64MV = 0, |
| 41 | FAN53555_SLEW_RATE_32MV, |
| 42 | FAN53555_SLEW_RATE_16MV, |
| 43 | FAN53555_SLEW_RATE_8MV, |
| 44 | FAN53555_SLEW_RATE_4MV, |
| 45 | FAN53555_SLEW_RATE_2MV, |
| 46 | FAN53555_SLEW_RATE_1MV, |
| 47 | FAN53555_SLEW_RATE_0_5MV, |
| 48 | }; |
| 49 | |
| 50 | struct fan53555_platform_data { |
| 51 | struct regulator_init_data *regulator; |
| 52 | unsigned int slew_rate; |
| 53 | /* Sleep VSEL ID */ |
| 54 | unsigned int sleep_vsel_id; |
| 55 | }; |
| 56 | |
| 57 | #endif /* __FAN53555_H__ */ |