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/*
* isa1200.h - ISA1200 Haptic Motor driver
*
* Copyright (C) 2009 Samsung Electronics
* Kyungmin Park <kyungmin.park@samsung.com>
* Copyright (c) 2010-2012, The Linux Foundation. All rights reserved.
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License version 2 as
* published by the Free Software Foundation.
*/
#ifndef __LINUX_ISA1200_H
#define __LINUX_ISA1200_H
#define ISA_I2C_VTG_MAX_UV 1800000
#define ISA_I2C_VTG_MIN_UV 1800000
#define ISA_I2C_CURR_UA 9630
struct isa1200_regulator {
const char *name;
u32 min_uV;
u32 max_uV;
u32 load_uA;
};
enum mode_control {
POWER_DOWN_MODE = 0,
PWM_INPUT_MODE,
PWM_GEN_MODE,
WAVE_GEN_MODE
};
union pwm_div_freq {
unsigned int pwm_div; /* PWM gen mode */
unsigned int pwm_freq; /* PWM input mode */
};
struct isa1200_platform_data {
const char *name;
unsigned int pwm_ch_id; /* pwm channel id */
unsigned int max_timeout;
unsigned int hap_en_gpio;
unsigned int hap_len_gpio;
bool overdrive_high; /* high/low overdrive */
bool overdrive_en; /* enable/disable overdrive */
enum mode_control mode_ctrl; /* input/generation/wave */
union pwm_div_freq pwm_fd;
bool smart_en; /* smart mode enable/disable */
bool is_erm;
bool ext_clk_en;
bool need_pwm_clk;
unsigned int chip_en;
unsigned int duty;
struct isa1200_regulator *regulator_info;
u8 num_regulators;
int (*power_on)(int on);
int (*dev_setup)(bool on);
int (*clk_enable)(bool on);
};
#endif /* __LINUX_ISA1200_H */