include/linux/mfd/samsung/core.h

   1 /*
   2  * core.h
   3  *
   4  * copyright (c) 2011 Samsung Electronics Co., Ltd
   5  *              http://www.samsung.com
   6  *
   7  *  This program is free software; you can redistribute  it and/or modify it
   8  *  under  the terms of  the GNU General  Public License as published by the
   9  *  Free Software Foundation;  either version 2 of the  License, or (at your
  10  *  option) any later version.
  11  *
  12  */
  13
  14 #ifndef __LINUX_MFD_SEC_CORE_H
  15 #define __LINUX_MFD_SEC_CORE_H
  16
  17 enum sec_device_type {
  18         S5M8751X,
  19         S5M8763X,
  20         S5M8767X,
  21         S2MPA01,
  22         S2MPS11X,
  23         S2MPS14X,
  24 };
  25
  26 /**
  27  * struct sec_pmic_dev - s5m87xx master device for sub-drivers
  28  * @dev: master device of the chip (can be used to access platform data)
  29  * @pdata: pointer to private data used to pass platform data to child
  30  * @i2c: i2c client private data for regulator
  31  * @rtc: i2c client private data for rtc
  32  * @iolock: mutex for serializing io access
  33  * @irqlock: mutex for buslock
  34  * @irq_base: base IRQ number for sec-pmic, required for IRQs
  35  * @irq: generic IRQ number for s5m87xx
  36  * @ono: power onoff IRQ number for s5m87xx
  37  * @irq_masks_cur: currently active value
  38  * @irq_masks_cache: cached hardware value
  39  * @type: indicate which s5m87xx "variant" is used
  40  */
  41 struct sec_pmic_dev {
  42         struct device *dev;
  43         struct sec_platform_data *pdata;
  44         struct regmap *regmap_pmic;
  45         struct regmap *regmap_rtc;
  46         struct i2c_client *i2c;
  47         struct i2c_client *rtc;
  48
  49         int device_type;
  50         int irq_base;
  51         int irq;
  52         struct regmap_irq_chip_data *irq_data;
  53
  54         int ono;
  55         unsigned long type;
  56         bool wakeup;
  57         bool wtsr_smpl;
  58 };
  59
  60 int sec_irq_init(struct sec_pmic_dev *sec_pmic);
  61 void sec_irq_exit(struct sec_pmic_dev *sec_pmic);
  62 int sec_irq_resume(struct sec_pmic_dev *sec_pmic);
  63
  64 struct sec_platform_data {
  65         struct sec_regulator_data       *regulators;
  66         struct sec_opmode_data          *opmode;
  67         int                             device_type;
  68         int                             num_regulators;
  69
  70         int                             irq_base;
  71         int                             (*cfg_pmic_irq)(void);
  72
  73         int                             ono;
  74         bool                            wakeup;
  75         bool                            buck_voltage_lock;
  76
  77         int                             buck_gpios[3];
  78         int                             buck_ds[3];
  79         unsigned int                    buck2_voltage[8];
  80         bool                            buck2_gpiodvs;
  81         unsigned int                    buck3_voltage[8];
  82         bool                            buck3_gpiodvs;
  83         unsigned int                    buck4_voltage[8];
  84         bool                            buck4_gpiodvs;
  85
  86         int                             buck_set1;
  87         int                             buck_set2;
  88         int                             buck_set3;
  89         int                             buck2_enable;
  90         int                             buck3_enable;
  91         int                             buck4_enable;
  92         int                             buck_default_idx;
  93         int                             buck2_default_idx;
  94         int                             buck3_default_idx;
  95         int                             buck4_default_idx;
  96
  97         int                             buck_ramp_delay;
  98
  99         int                             buck2_ramp_delay;
 100         int                             buck34_ramp_delay;
 101         int                             buck5_ramp_delay;
 102         int                             buck16_ramp_delay;
 103         int                             buck7810_ramp_delay;
 104         int                             buck9_ramp_delay;
 105         int                             buck24_ramp_delay;
 106         int                             buck3_ramp_delay;
 107         int                             buck7_ramp_delay;
 108         int                             buck8910_ramp_delay;
 109
 110         bool                            buck1_ramp_enable;
 111         bool                            buck2_ramp_enable;
 112         bool                            buck3_ramp_enable;
 113         bool                            buck4_ramp_enable;
 114         bool                            buck6_ramp_enable;
 115
 116         int                             buck2_init;
 117         int                             buck3_init;
 118         int                             buck4_init;
 119 };
 120
 121 /**
 122  * sec_regulator_data - regulator data
 123  * @id: regulator id
 124  * @initdata: regulator init data (contraints, supplies, ...)
 125  */
 126 struct sec_regulator_data {
 127         int                             id;
 128         struct regulator_init_data      *initdata;
 129         struct device_node              *reg_node;
 130         int                             ext_control_gpio;
 131 };
 132
 133 /*
 134  * sec_opmode_data - regulator operation mode data
 135  * @id: regulator id
 136  * @mode: regulator operation mode
 137  */
 138 struct sec_opmode_data {
 139         int id;
 140         unsigned int mode;
 141 };
 142
 143 /*
 144  * samsung regulator operation mode
 145  * SEC_OPMODE_OFF       Regulator always OFF
 146  * SEC_OPMODE_ON        Regulator always ON
 147  * SEC_OPMODE_LOWPOWER  Regulator is on in low-power mode
 148  * SEC_OPMODE_SUSPEND   Regulator is changed by PWREN pin
 149  *                      If PWREN is high, regulator is on
 150  *                      If PWREN is low, regulator is off
 151  */
 152
 153 enum sec_opmode {
 154         SEC_OPMODE_OFF,
 155         SEC_OPMODE_ON,
 156         SEC_OPMODE_LOWPOWER,
 157         SEC_OPMODE_SUSPEND,
 158 };
 159
 160 #endif /*  __LINUX_MFD_SEC_CORE_H */