LXR linux/include/linux/regulator/fan53555.h

   1/* SPDX-License-Identifier: GPL-2.0-only */
   2/*
   3 * fan53555.h - Fairchild Regulator FAN53555 Driver
   4 *
   5 * Copyright (C) 2012 Marvell Technology Ltd.
   6 * Yunfan Zhang <yfzhang@marvell.com>
   7 */
   8
   9#ifndef __FAN53555_H__
  10#define __FAN53555_H__
  11
  12/* VSEL ID */
  13enum {
  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 */
  39enum {
  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
  50struct 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__ */
  58