LXR linux/include/linux/mfd/max8998.h

   1/* SPDX-License-Identifier: GPL-2.0+ */
   2/*
   3 * max8998.h - Voltage regulator driver for the Maxim 8998
   4 *
   5 *  Copyright (C) 2009-2010 Samsung Electrnoics
   6 *  Kyungmin Park <kyungmin.park@samsung.com>
   7 *  Marek Szyprowski <m.szyprowski@samsung.com>
   8 */
   9
  10#ifndef __LINUX_MFD_MAX8998_H
  11#define __LINUX_MFD_MAX8998_H
  12
  13#include <linux/regulator/machine.h>
  14
  15/* MAX 8998 regulator ids */
  16enum {
  17        MAX8998_LDO2 = 2,
  18        MAX8998_LDO3,
  19        MAX8998_LDO4,
  20        MAX8998_LDO5,
  21        MAX8998_LDO6,
  22        MAX8998_LDO7,
  23        MAX8998_LDO8,
  24        MAX8998_LDO9,
  25        MAX8998_LDO10,
  26        MAX8998_LDO11,
  27        MAX8998_LDO12,
  28        MAX8998_LDO13,
  29        MAX8998_LDO14,
  30        MAX8998_LDO15,
  31        MAX8998_LDO16,
  32        MAX8998_LDO17,
  33        MAX8998_BUCK1,
  34        MAX8998_BUCK2,
  35        MAX8998_BUCK3,
  36        MAX8998_BUCK4,
  37        MAX8998_EN32KHZ_AP,
  38        MAX8998_EN32KHZ_CP,
  39        MAX8998_ENVICHG,
  40        MAX8998_ESAFEOUT1,
  41        MAX8998_ESAFEOUT2,
  42};
  43
  44/**
  45 * max8998_regulator_data - regulator data
  46 * @id: regulator id
  47 * @initdata: regulator init data (contraints, supplies, ...)
  48 * @reg_node: DT node of regulator (unused on non-DT platforms)
  49 */
  50struct max8998_regulator_data {
  51        int                             id;
  52        struct regulator_init_data      *initdata;
  53        struct device_node              *reg_node;
  54};
  55
  56/**
  57 * struct max8998_board - packages regulator init data
  58 * @regulators: array of defined regulators
  59 * @num_regulators: number of regulators used
  60 * @irq_base: base IRQ number for max8998, required for IRQs
  61 * @ono: power onoff IRQ number for max8998
  62 * @buck_voltage_lock: Do NOT change the values of the following six
  63 *   registers set by buck?_voltage?. The voltage of BUCK1/2 cannot
  64 *   be other than the preset values.
  65 * @buck1_voltage: BUCK1 DVS mode 1 voltage registers
  66 * @buck2_voltage: BUCK2 DVS mode 2 voltage registers
  67 * @buck1_set1: BUCK1 gpio pin 1 to set output voltage
  68 * @buck1_set2: BUCK1 gpio pin 2 to set output voltage
  69 * @buck1_default_idx: Default for BUCK1 gpio pin 1, 2
  70 * @buck2_set3: BUCK2 gpio pin to set output voltage
  71 * @buck2_default_idx: Default for BUCK2 gpio pin.
  72 * @wakeup: Allow to wake up from suspend
  73 * @rtc_delay: LP3974 RTC chip bug that requires delay after a register
  74 * write before reading it.
  75 * @eoc: End of Charge Level in percent: 10% ~ 45% by 5% step
  76 *   If it equals 0, leave it unchanged.
  77 *   Otherwise, it is a invalid value.
  78 * @restart: Restart Level in mV: 100, 150, 200, and -1 for disable.
  79 *   If it equals 0, leave it unchanged.
  80 *   Otherwise, it is a invalid value.
  81 * @timeout: Full Timeout in hours: 5, 6, 7, and -1 for disable.
  82 *   If it equals 0, leave it unchanged.
  83 *   Otherwise, leave it unchanged.
  84 */
  85struct max8998_platform_data {
  86        struct max8998_regulator_data   *regulators;
  87        int                             num_regulators;
  88        unsigned int                    irq_base;
  89        int                             ono;
  90        bool                            buck_voltage_lock;
  91        int                             buck1_voltage[4];
  92        int                             buck2_voltage[2];
  93        int                             buck1_set1;
  94        int                             buck1_set2;
  95        int                             buck1_default_idx;
  96        int                             buck2_set3;
  97        int                             buck2_default_idx;
  98        bool                            wakeup;
  99        bool                            rtc_delay;
 100        int                             eoc;
 101        int                             restart;
 102        int                             timeout;
 103};
 104
 105#endif /*  __LINUX_MFD_MAX8998_H */
 106