Commit 02b09703 authored by Chanwoo Choi's avatar Chanwoo Choi Committed by Samuel Ortiz

mfd: Add platform data for MAX8997 haptic driver

MAX8997 device does not support haptic function of it.
This patch adds platform data for for MAX8997 haptic driver.
Signed-off-by: default avatarDonggeun Kim <dg77.kim@samsung.com>
Signed-off-by: default avatarMyungjoo Ham <myungjoo.ham@samsung.com>
Signed-off-by: default avatarKyungmin Park <kyungmin.park@samsung.com>
Signed-off-by: default avatarSamuel Ortiz <sameo@linux.intel.com>
parent 618dd15d
......@@ -153,6 +153,55 @@ struct max8997_led_platform_data {
u8 brightness[2];
};
enum max8997_haptic_motor_type {
MAX8997_HAPTIC_ERM,
MAX8997_HAPTIC_LRA,
};
enum max8997_haptic_pulse_mode {
MAX8997_EXTERNAL_MODE,
MAX8997_INTERNAL_MODE,
};
enum max8997_haptic_pwm_divisor {
MAX8997_PWM_DIVISOR_32,
MAX8997_PWM_DIVISOR_64,
MAX8997_PWM_DIVISOR_128,
MAX8997_PWM_DIVISOR_256,
};
/*
* max8997_haptic_platform_data
* @pwm_channel_id: channel number of PWM device
* valid for MAX8997_EXTERNAL_MODE
* @pwm_period: period in nano second for PWM device
* valid for MAX8997_EXTERNAL_MODE
* @type: motor type
* @mode: pulse mode
* MAX8997_EXTERNAL_MODE: external PWM device is used to control motor
* MAX8997_INTERNAL_MODE: internal pulse generator is used to control motor
* @pwm_divisor: divisor for external PWM device
* @internal_mode_pattern: internal mode pattern for internal mode
* [0 - 3]: valid pattern number
* @pattern_cycle: the number of cycles of the waveform
* for the internal mode pattern
* [0 - 15]: available cycles
* @pattern_signal_period: period of the waveform for the internal mode pattern
* [0 - 255]: available period
*/
struct max8997_haptic_platform_data {
int pwm_channel_id;
int pwm_period;
enum max8997_haptic_motor_type type;
enum max8997_haptic_pulse_mode mode;
enum max8997_haptic_pwm_divisor pwm_divisor;
int internal_mode_pattern;
int pattern_cycle;
int pattern_signal_period;
};
struct max8997_platform_data {
/* IRQ */
int irq_base;
......@@ -192,7 +241,9 @@ struct max8997_platform_data {
/* ---- MUIC ---- */
struct max8997_muic_platform_data *muic_pdata;
/* HAPTIC: Not implemented */
/* ---- HAPTIC ---- */
struct max8997_haptic_platform_data *haptic_pdata;
/* RTC: Not implemented */
/* ---- LED ---- */
struct max8997_led_platform_data *led_pdata;
......
Markdown is supported
0%
or
You are about to add 0 people to the discussion. Proceed with caution.
Finish editing this message first!
Please register or to comment