root/include/linux/mfd/as3711.h

/*
 * AS3711 PMIC MFC driver header
 *
 * Copyright (C) 2012 Renesas Electronics Corporation
 * Author: Guennadi Liakhovetski, <g.liakhovetski@gmx.de>
 *
 * This program is free software; you can redistribute it and/or modify
 * it under the terms of the version 2 of the GNU General Public License as
 * published by the Free Software Foundation
 */

#ifndef MFD_AS3711_H
#define MFD_AS3711_H

/*
 * Client data
 */

/* Register addresses */
#define AS3711_SD_1_VOLTAGE             0       /* Digital Step-Down */
#define AS3711_SD_2_VOLTAGE             1
#define AS3711_SD_3_VOLTAGE             2
#define AS3711_SD_4_VOLTAGE             3
#define AS3711_LDO_1_VOLTAGE            4       /* Analog LDO */
#define AS3711_LDO_2_VOLTAGE            5
#define AS3711_LDO_3_VOLTAGE            6       /* Digital LDO */
#define AS3711_LDO_4_VOLTAGE            7
#define AS3711_LDO_5_VOLTAGE            8
#define AS3711_LDO_6_VOLTAGE            9
#define AS3711_LDO_7_VOLTAGE            0xa
#define AS3711_LDO_8_VOLTAGE            0xb
#define AS3711_SD_CONTROL               0x10
#define AS3711_GPIO_SIGNAL_OUT          0x20
#define AS3711_GPIO_SIGNAL_IN           0x21
#define AS3711_SD_CONTROL_1             0x30
#define AS3711_SD_CONTROL_2             0x31
#define AS3711_CURR_CONTROL             0x40
#define AS3711_CURR1_VALUE              0x43
#define AS3711_CURR2_VALUE              0x44
#define AS3711_CURR3_VALUE              0x45
#define AS3711_STEPUP_CONTROL_1         0x50
#define AS3711_STEPUP_CONTROL_2         0x51
#define AS3711_STEPUP_CONTROL_4         0x53
#define AS3711_STEPUP_CONTROL_5         0x54
#define AS3711_REG_STATUS               0x73
#define AS3711_INTERRUPT_STATUS_1       0x77
#define AS3711_INTERRUPT_STATUS_2       0x78
#define AS3711_INTERRUPT_STATUS_3       0x79
#define AS3711_CHARGER_STATUS_1         0x86
#define AS3711_CHARGER_STATUS_2         0x87
#define AS3711_ASIC_ID_1                0x90
#define AS3711_ASIC_ID_2                0x91

#define AS3711_MAX_REGS                 0x92

/* Regulators */
enum {
        AS3711_REGULATOR_SD_1,
        AS3711_REGULATOR_SD_2,
        AS3711_REGULATOR_SD_3,
        AS3711_REGULATOR_SD_4,
        AS3711_REGULATOR_LDO_1,
        AS3711_REGULATOR_LDO_2,
        AS3711_REGULATOR_LDO_3,
        AS3711_REGULATOR_LDO_4,
        AS3711_REGULATOR_LDO_5,
        AS3711_REGULATOR_LDO_6,
        AS3711_REGULATOR_LDO_7,
        AS3711_REGULATOR_LDO_8,

        AS3711_REGULATOR_MAX,
};

struct device;
struct regmap;

struct as3711 {
        struct device *dev;
        struct regmap *regmap;
};

#define AS3711_MAX_STEPDOWN 4
#define AS3711_MAX_STEPUP 2
#define AS3711_MAX_LDO 8

enum as3711_su2_feedback {
        AS3711_SU2_VOLTAGE,
        AS3711_SU2_CURR1,
        AS3711_SU2_CURR2,
        AS3711_SU2_CURR3,
        AS3711_SU2_CURR_AUTO,
};

enum as3711_su2_fbprot {
        AS3711_SU2_LX_SD4,
        AS3711_SU2_GPIO2,
        AS3711_SU2_GPIO3,
        AS3711_SU2_GPIO4,
};

/*
 * Platform data
 */

struct as3711_regulator_pdata {
        struct regulator_init_data *init_data[AS3711_REGULATOR_MAX];
};

struct as3711_bl_pdata {
        const char *su1_fb;
        int su1_max_uA;
        const char *su2_fb;
        int su2_max_uA;
        enum as3711_su2_feedback su2_feedback;
        enum as3711_su2_fbprot su2_fbprot;
        bool su2_auto_curr1;
        bool su2_auto_curr2;
        bool su2_auto_curr3;
};

struct as3711_platform_data {
        struct as3711_regulator_pdata regulator;
        struct as3711_bl_pdata backlight;
};

#endif