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acad189b08
AS3711 is a PMIC with multiple DCDC and LDO power supplies, GPIOs, an RTC, a battery charger and a general purpose ADC. This patch adds support for the MFD with support for a regulator driver and a backlight driver. Signed-off-by: Guennadi Liakhovetski <g.liakhovetski@gmx.de> Signed-off-by: Samuel Ortiz <sameo@linux.intel.com>
127 lines
2.8 KiB
C
127 lines
2.8 KiB
C
/*
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* AS3711 PMIC MFC driver header
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*
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* Copyright (C) 2012 Renesas Electronics Corporation
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* Author: Guennadi Liakhovetski, <g.liakhovetski@gmx.de>
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the version 2 of the GNU General Public License as
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* published by the Free Software Foundation
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*/
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#ifndef MFD_AS3711_H
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#define MFD_AS3711_H
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/*
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* Client data
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*/
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/* Register addresses */
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#define AS3711_SD_1_VOLTAGE 0 /* Digital Step-Down */
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#define AS3711_SD_2_VOLTAGE 1
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#define AS3711_SD_3_VOLTAGE 2
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#define AS3711_SD_4_VOLTAGE 3
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#define AS3711_LDO_1_VOLTAGE 4 /* Analog LDO */
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#define AS3711_LDO_2_VOLTAGE 5
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#define AS3711_LDO_3_VOLTAGE 6 /* Digital LDO */
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#define AS3711_LDO_4_VOLTAGE 7
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#define AS3711_LDO_5_VOLTAGE 8
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#define AS3711_LDO_6_VOLTAGE 9
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#define AS3711_LDO_7_VOLTAGE 0xa
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#define AS3711_LDO_8_VOLTAGE 0xb
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#define AS3711_SD_CONTROL 0x10
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#define AS3711_GPIO_SIGNAL_OUT 0x20
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#define AS3711_GPIO_SIGNAL_IN 0x21
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#define AS3711_SD_CONTROL_1 0x30
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#define AS3711_SD_CONTROL_2 0x31
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#define AS3711_CURR_CONTROL 0x40
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#define AS3711_CURR1_VALUE 0x43
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#define AS3711_CURR2_VALUE 0x44
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#define AS3711_CURR3_VALUE 0x45
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#define AS3711_STEPUP_CONTROL_1 0x50
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#define AS3711_STEPUP_CONTROL_2 0x51
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#define AS3711_STEPUP_CONTROL_4 0x53
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#define AS3711_STEPUP_CONTROL_5 0x54
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#define AS3711_REG_STATUS 0x73
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#define AS3711_INTERRUPT_STATUS_1 0x77
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#define AS3711_INTERRUPT_STATUS_2 0x78
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#define AS3711_INTERRUPT_STATUS_3 0x79
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#define AS3711_CHARGER_STATUS_1 0x86
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#define AS3711_CHARGER_STATUS_2 0x87
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#define AS3711_ASIC_ID_1 0x90
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#define AS3711_ASIC_ID_2 0x91
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#define AS3711_MAX_REGS 0x92
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/* Regulators */
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enum {
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AS3711_REGULATOR_SD_1,
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AS3711_REGULATOR_SD_2,
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AS3711_REGULATOR_SD_3,
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AS3711_REGULATOR_SD_4,
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AS3711_REGULATOR_LDO_1,
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AS3711_REGULATOR_LDO_2,
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AS3711_REGULATOR_LDO_3,
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AS3711_REGULATOR_LDO_4,
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AS3711_REGULATOR_LDO_5,
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AS3711_REGULATOR_LDO_6,
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AS3711_REGULATOR_LDO_7,
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AS3711_REGULATOR_LDO_8,
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AS3711_REGULATOR_MAX,
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};
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struct device;
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struct regmap;
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struct as3711 {
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struct device *dev;
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struct regmap *regmap;
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};
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#define AS3711_MAX_STEPDOWN 4
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#define AS3711_MAX_STEPUP 2
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#define AS3711_MAX_LDO 8
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enum as3711_su2_feedback {
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AS3711_SU2_VOLTAGE,
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AS3711_SU2_CURR1,
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AS3711_SU2_CURR2,
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AS3711_SU2_CURR3,
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AS3711_SU2_CURR_AUTO,
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};
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enum as3711_su2_fbprot {
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AS3711_SU2_LX_SD4,
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AS3711_SU2_GPIO2,
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AS3711_SU2_GPIO3,
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AS3711_SU2_GPIO4,
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};
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/*
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* Platform data
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*/
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struct as3711_regulator_pdata {
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struct regulator_init_data *init_data[AS3711_REGULATOR_MAX];
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};
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struct as3711_bl_pdata {
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const char *su1_fb;
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int su1_max_uA;
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const char *su2_fb;
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int su2_max_uA;
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enum as3711_su2_feedback su2_feedback;
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enum as3711_su2_fbprot su2_fbprot;
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bool su2_auto_curr1;
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bool su2_auto_curr2;
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bool su2_auto_curr3;
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};
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struct as3711_platform_data {
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struct as3711_regulator_pdata regulator;
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struct as3711_bl_pdata backlight;
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};
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#endif
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