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/*
* max77686.h - Driver for the Maxim 77686
*
* Copyright (C) 2011 Samsung Electrnoics
* Chiwoong Byun <woong.byun@samsung.com>
*
* 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., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
*
* This driver is based on max8997.h
*
* MAX77686 has PMIC, RTC devices.
* The devices share the same I2C bus and included in
* this mfd driver.
*/
#ifndef __LINUX_MFD_MAX77686_H
#define __LINUX_MFD_MAX77686_H
#include <linux/regulator/consumer.h>
#define MAX77686_SMPL_ENABLE (0x1)
#define MAX77686_WTSR_ENABLE (0x2)
/* MAX77686 regulator IDs */
enum max77686_regulators {
MAX77686_LDO1 = 0,
MAX77686_LDO2,
MAX77686_LDO3,
MAX77686_LDO4,
MAX77686_LDO5,
MAX77686_LDO6,
MAX77686_LDO7,
MAX77686_LDO8,
MAX77686_LDO9,
MAX77686_LDO10,
MAX77686_LDO11,
MAX77686_LDO12,
MAX77686_LDO13,
MAX77686_LDO14,
MAX77686_LDO15,
MAX77686_LDO16,
MAX77686_LDO17,
MAX77686_LDO18,
MAX77686_LDO19,
MAX77686_LDO20,
MAX77686_LDO21,
MAX77686_LDO22,
MAX77686_LDO23,
MAX77686_LDO24,
MAX77686_LDO25,
MAX77686_LDO26,
MAX77686_BUCK1,
MAX77686_BUCK2,
MAX77686_BUCK3,
MAX77686_BUCK4,
MAX77686_BUCK5,
MAX77686_BUCK6,
MAX77686_BUCK7,
MAX77686_BUCK8,
MAX77686_BUCK9,
MAX77686_EN32KHZ_AP,
MAX77686_EN32KHZ_CP,
MAX77686_P32KH,
MAX77686_REG_MAX,
};
struct max77686_regulator_data {
int id;
struct regulator_init_data *initdata;
};
enum max77686_opmode {
MAX77686_OPMODE_NORMAL,
MAX77686_OPMODE_LP,
MAX77686_OPMODE_STANDBY,
};
enum max77686_ramp_rate {
MAX77686_RAMP_RATE_100MV,
MAX77686_RAMP_RATE_13MV,
MAX77686_RAMP_RATE_27MV,
MAX77686_RAMP_RATE_55MV,
};
struct max77686_opmode_data {
int id;
int mode;
};
struct max77686_buck234_gpio_data {
int gpio;
int data;
};
struct max77686_platform_data {
/* IRQ */
int irq_gpio;
int irq_base;
int ono;
int wakeup;
/* ---- PMIC ---- */
struct max77686_regulator_data *regulators;
int num_regulators;
int has_full_constraints;
struct max77686_opmode_data *opmode_data;
int ramp_rate;
int wtsr_smpl;
/*
* GPIO-DVS feature is not enabled with the current version of
* MAX77686 driver. Buck2/3/4_voltages[0] is used as the default
* voltage at probe. DVS/SELB gpios are set as OUTPUT-LOW.
*/
struct max77686_buck234_gpio_data buck234_gpio_dvs[3]; /* GPIO of [0]DVS1, [1]DVS2, [2]DVS3 */
int buck234_gpio_selb[3]; /* [0]SELB2, [1]SELB3, [2]SELB4 */
unsigned int buck2_voltage[8]; /* buckx_voltage in uV */
unsigned int buck3_voltage[8];
unsigned int buck4_voltage[8];
};
#endif /* __LINUX_MFD_MAX77686_H */
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