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57 lines
1.2 KiB
57 lines
1.2 KiB
/* SPDX-License-Identifier: GPL-2.0-only */ |
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/* |
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* fan53555.h - Fairchild Regulator FAN53555 Driver |
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* |
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* Copyright (C) 2012 Marvell Technology Ltd. |
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* Yunfan Zhang <[email protected]> |
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*/ |
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#ifndef __FAN53555_H__ |
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#define __FAN53555_H__ |
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/* VSEL ID */ |
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enum { |
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FAN53555_VSEL_ID_0 = 0, |
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FAN53555_VSEL_ID_1, |
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}; |
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/* Transition slew rate limiting from a low to high voltage. |
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* ----------------------- |
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* Bin |Slew Rate(mV/uS) |
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* ------|---------------- |
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* 000 | 64.00 |
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* ------|---------------- |
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* 001 | 32.00 |
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* ------|---------------- |
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* 010 | 16.00 |
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* ------|---------------- |
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* 011 | 8.00 |
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* ------|---------------- |
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* 100 | 4.00 |
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* ------|---------------- |
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* 101 | 2.00 |
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* ------|---------------- |
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* 110 | 1.00 |
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* ------|---------------- |
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* 111 | 0.50 |
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* ----------------------- |
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*/ |
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enum { |
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FAN53555_SLEW_RATE_64MV = 0, |
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FAN53555_SLEW_RATE_32MV, |
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FAN53555_SLEW_RATE_16MV, |
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FAN53555_SLEW_RATE_8MV, |
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FAN53555_SLEW_RATE_4MV, |
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FAN53555_SLEW_RATE_2MV, |
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FAN53555_SLEW_RATE_1MV, |
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FAN53555_SLEW_RATE_0_5MV, |
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}; |
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struct fan53555_platform_data { |
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struct regulator_init_data *regulator; |
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unsigned int slew_rate; |
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/* Sleep VSEL ID */ |
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unsigned int sleep_vsel_id; |
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}; |
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#endif /* __FAN53555_H__ */
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