1 /* SPDX-License-Identifier: GPL-2.0-only */ 2 /* 3 * sky81452.h SKY81452 backlight driver 4 * 5 * Copyright 2014 Skyworks Solutions Inc. 6 * Author : Gyungoh Yoo <jack.yoo@skyworksinc.com> 7 */ 8 9 #ifndef _SKY81452_BACKLIGHT_H 10 #define _SKY81452_BACKLIGHT_H 11 12 /** 13 * struct sky81452_platform_data 14 * @name: backlight driver name. 15 If it is not defined, default name is lcd-backlight. 16 * @gpio_enable:GPIO number which control EN pin 17 * @enable: Enable mask for current sink channel 1, 2, 3, 4, 5 and 6. 18 * @ignore_pwm: true if DPWMI should be ignored. 19 * @dpwm_mode: true is DPWM dimming mode, otherwise Analog dimming mode. 20 * @phase_shift:true is phase shift mode. 21 * @short_detecion_threshold: It should be one of 4, 5, 6 and 7V. 22 * @boost_current_limit: It should be one of 2300, 2750mA. 23 */ 24 struct sky81452_bl_platform_data { 25 const char *name; 26 int gpio_enable; 27 unsigned int enable; 28 bool ignore_pwm; 29 bool dpwm_mode; 30 bool phase_shift; 31 unsigned int short_detection_threshold; 32 unsigned int boost_current_limit; 33 }; 34 35 #endif 36