diff options
Diffstat (limited to 'include')
| -rw-r--r-- | include/linux/mfd/max8997.h | 53 |
1 files changed, 52 insertions, 1 deletions
diff --git a/include/linux/mfd/max8997.h b/include/linux/mfd/max8997.h index fff590521e5..28726dd540f 100644 --- a/include/linux/mfd/max8997.h +++ b/include/linux/mfd/max8997.h @@ -131,6 +131,55 @@ struct max8997_muic_platform_data { int num_init_data; }; +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 { + unsigned int pwm_channel_id; + unsigned int pwm_period; + + enum max8997_haptic_motor_type type; + enum max8997_haptic_pulse_mode mode; + enum max8997_haptic_pwm_divisor pwm_divisor; + + unsigned int internal_mode_pattern; + unsigned int pattern_cycle; + unsigned int pattern_signal_period; +}; + enum max8997_led_mode { MAX8997_NONE, MAX8997_FLASH_MODE, @@ -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; |