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/*
* MAX77665 Haptic Driver
*
* Copyright (c) 2012, NVIDIA Corporation, All Rights Reserved
* Author: Syed Rafiuddin <srafiuddin@nvidia.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.,
* 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
*/
#ifndef _LINUX_INPUT_MAX77665_HAPTIC_H
#define _LINUX_INPUT_MAX77665_HAPTIC_H
#include <linux/platform_device.h>
#include <linux/mfd/max77665.h>
#define MAX77665_HAPTIC_REG_GENERAL 0x00
#define MAX77665_HAPTIC_REG_CONF1 0x01
#define MAX77665_HAPTIC_REG_CONF2 0x02
#define MAX77665_HAPTIC_REG_DRVCONF 0x03
#define MAX77665_HAPTIC_REG_CYCLECONF1 0x04
#define MAX77665_HAPTIC_REG_CYCLECONF2 0x05
#define MAX77665_HAPTIC_REG_SIGCONF1 0x06
#define MAX77665_HAPTIC_REG_SIGCONF2 0x07
#define MAX77665_HAPTIC_REG_SIGCONF3 0x08
#define MAX77665_HAPTIC_REG_SIGCONF4 0x09
#define MAX77665_HAPTIC_REG_SIGDC1 0x0a
#define MAX77665_HAPTIC_REG_SIGDC2 0x0b
#define MAX77665_HAPTIC_REG_SIGPWMDC1 0x0c
#define MAX77665_HAPTIC_REG_SIGPWMDC2 0x0d
#define MAX77665_HAPTIC_REG_SIGPWMDC3 0x0e
#define MAX77665_HAPTIC_REG_SIGPWMDC4 0x0f
#define MAX77665_HAPTIC_REG_MTR_REV 0x10
#define MAX77665_HAPTIC_REG_END 0x11
#define MAX77665_PMIC_REG_LSCNFG 0x2B
/* Haptic configuration 1 register */
#define MAX77665_INVERT_SHIFT 7
#define MAX77665_CONT_MODE_SHIFT 6
#define MAX77665_MOTOR_STRT_SHIFT 3
/* Haptic configuration 2 register */
#define MAX77665_MOTOR_TYPE_SHIFT 7
#define MAX77665_ENABLE_SHIFT 6
#define MAX77665_MODE_SHIFT 5
/* Haptic driver configuration register */
#define MAX77665_CYCLE_SHIFT 6
#define MAX77665_SIG_PERIOD_SHIFT 4
#define MAX77665_SIG_DUTY_SHIFT 2
#define MAX77665_PWM_DUTY_SHIFT 0
enum max77665_haptic_motor_type {
MAX77665_HAPTIC_ERM,
MAX77665_HAPTIC_LRA,
};
enum max77665_haptic_pulse_mode {
MAX77665_EXTERNAL_MODE,
MAX77665_INTERNAL_MODE,
};
enum max77665_haptic_pwm_divisor {
MAX77665_PWM_DIVISOR_32,
MAX77665_PWM_DIVISOR_64,
MAX77665_PWM_DIVISOR_128,
MAX77665_PWM_DIVISOR_256,
};
enum max77665_haptic_invert {
MAX77665_INVERT_OFF,
MAX77665_INVERT_ON,
};
enum max77665_haptic_continous_mode {
MAX77665_NORMAL_MODE,
MAX77665_CONT_MODE,
};
struct max77665_haptic_platform_data {
int pwm_channel_id;
int pwm_period;
enum max77665_haptic_motor_type type;
enum max77665_haptic_pulse_mode mode;
enum max77665_haptic_pwm_divisor pwm_divisor;
enum max77665_haptic_invert invert;
enum max77665_haptic_continous_mode cont_mode;
int internal_mode_pattern;
int pattern_cycle;
int pattern_signal_period;
int feedback_duty_cycle;
int motor_startup_val;
int scf_val;
};
#endif
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