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36f8250e4d
Add define for __FAN53555_H__ to prevent multiple include of the header file. Signed-off-by: Axel Lin <axel.lin@ingics.com> Signed-off-by: Mark Brown <broonie@linaro.org>
62 lines
1.3 KiB
C
62 lines
1.3 KiB
C
/*
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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 <yfzhang@marvell.com>
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*
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* This package is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License version 2 as
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* published by the Free Software Foundation.
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*
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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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