Linux kernel mirror (for testing)
git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git
tjh.dev
kernel
os
linux
1/*
2* Simple driver for Texas Instruments LM3630 LED Flash driver chip
3* Copyright (C) 2012 Texas Instruments
4*
5* This program is free software; you can redistribute it and/or modify
6* it under the terms of the GNU General Public License version 2 as
7* published by the Free Software Foundation.
8*
9*/
10
11#ifndef __LINUX_LM3630_H
12#define __LINUX_LM3630_H
13
14#define LM3630_NAME "lm3630_bl"
15
16enum lm3630_pwm_ctrl {
17 PWM_CTRL_DISABLE = 0,
18 PWM_CTRL_BANK_A,
19 PWM_CTRL_BANK_B,
20 PWM_CTRL_BANK_ALL,
21};
22
23enum lm3630_pwm_active {
24 PWM_ACTIVE_HIGH = 0,
25 PWM_ACTIVE_LOW,
26};
27
28enum lm3630_bank_a_ctrl {
29 BANK_A_CTRL_DISABLE = 0x0,
30 BANK_A_CTRL_LED1 = 0x4,
31 BANK_A_CTRL_LED2 = 0x1,
32 BANK_A_CTRL_ALL = 0x5,
33};
34
35enum lm3630_bank_b_ctrl {
36 BANK_B_CTRL_DISABLE = 0,
37 BANK_B_CTRL_LED2,
38};
39
40struct lm3630_platform_data {
41
42 /* maximum brightness */
43 int max_brt_led1;
44 int max_brt_led2;
45
46 /* initial on brightness */
47 int init_brt_led1;
48 int init_brt_led2;
49 enum lm3630_pwm_ctrl pwm_ctrl;
50 enum lm3630_pwm_active pwm_active;
51 enum lm3630_bank_a_ctrl bank_a_ctrl;
52 enum lm3630_bank_b_ctrl bank_b_ctrl;
53 unsigned int pwm_period;
54 void (*pwm_set_intensity) (int brightness, int max_brightness);
55};
56
57#endif /* __LINUX_LM3630_H */