1/*
2 * sky81452.h SKY81452 backlight driver
3 *
4 * Copyright 2014 Skyworks Solutions Inc.
5 * Author : Gyungoh Yoo <jack.yoo@skyworksinc.com>
6 *
7 * This program is free software; you can redistribute it and/or modify it
8 * under the terms of the GNU General Public License version 2
9 * as published by the Free Software Foundation.
10 *
11 * This program is distributed in the hope that it will be useful, but
12 * WITHOUT ANY WARRANTY; without even the implied warranty of
13 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
14 * General Public License for more details.
15 *
16 * You should have received a copy of the GNU General Public License along
17 * with this program; if not, see <http://www.gnu.org/licenses/>.
18 */
19
20#ifndef _SKY81452_BACKLIGHT_H
21#define _SKY81452_BACKLIGHT_H
22
23/**
24 * struct sky81452_platform_data
25 * @name: backlight driver name.
26 If it is not defined, default name is lcd-backlight.
27 * @gpio_enable:GPIO number which control EN pin
28 * @enable: Enable mask for current sink channel 1, 2, 3, 4, 5 and 6.
29 * @ignore_pwm: true if DPWMI should be ignored.
30 * @dpwm_mode: true is DPWM dimming mode, otherwise Analog dimming mode.
31 * @phase_shift:true is phase shift mode.
32 * @short_detecion_threshold: It should be one of 4, 5, 6 and 7V.
33 * @boost_current_limit: It should be one of 2300, 2750mA.
34 */
35struct sky81452_bl_platform_data {
36 const char *name;
37 int gpio_enable;
38 unsigned int enable;
39 bool ignore_pwm;
40 bool dpwm_mode;
41 bool phase_shift;
42 unsigned int short_detection_threshold;
43 unsigned int boost_current_limit;
44};
45
46#endif
47