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/*
* include/linux/regulator/tps80031-regulator.h
*
* Interface for regulator driver for TI TPS80031
*
* Copyright (C) 2011 NVIDIA Corporation
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful, but WITHOUT
* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for
* more details.
*
* You should have received a copy of the GNU General Public License along
* with this program; if not, write to the Free Software Foundation, Inc.,
* 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
*
*/
#ifndef __REGULATOR_TPS80031_H
#define __REGULATOR_TPS80031_H
#include <linux/regulator/machine.h>
#define tps80031_rails(_name) "tps80031_"#_name
enum {
TPS80031_ID_VIO,
TPS80031_ID_SMPS1,
TPS80031_ID_SMPS2,
TPS80031_ID_SMPS3,
TPS80031_ID_SMPS4,
TPS80031_ID_VANA,
TPS80031_ID_LDO1,
TPS80031_ID_LDO2,
TPS80031_ID_LDO3,
TPS80031_ID_LDO4,
TPS80031_ID_LDO5,
TPS80031_ID_LDO6,
TPS80031_ID_LDO7,
TPS80031_ID_LDOLN,
TPS80031_ID_LDOUSB,
TPS80031_ID_VBUS,
TPS80031_ID_CHARGER,
};
enum {
/* USBLDO input selection */
USBLDO_INPUT_VSYS = 0x00000001,
USBLDO_INPUT_PMID = 0x00000002,
/* LDO3 output mode */
LDO3_OUTPUT_VIB = 0x00000004,
/* VBUS configuration */
VBUS_DISCHRG_EN_PDN = 0x00000004,
VBUS_SW_ONLY = 0x00000008,
VBUS_SW_N_ID = 0x00000010,
};
/*
* struct tps80031_regulator_platform_data - tps80031 regulator platform data.
*
* @regulator: The regulator init data.
* @init_uV: initial micro volts which need to be set.
* @init_enable: Enable or do not enable the rails during initialization.
* @init_apply: Init parameter applied or not.
* @ext_ctrl_flag: External control flag for sleep/power request control.
* @flags: Configuration flag to configure the rails. It should be ORed of
* above enums.
* @delay_us: Delay in microsecond after setting the desired voltage.
* @tolerance_uv: Tolerance micorvolts in minimum side. The voltage min
* will be adjusted to this tolerance like
* actual_vmin = vmin - tolerance_uv
*/
struct tps80031_regulator_platform_data {
struct regulator_init_data regulator;
int init_uV;
unsigned init_enable:1;
unsigned init_apply:1;
unsigned int ext_ctrl_flag;
unsigned int flags;
int delay_us;
unsigned int tolerance_uv;
};
#endif /* __REGULATOR_TPS80031_H */
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