mirror of
https://github.com/AuxXxilium/linux_dsm_epyc7002.git
synced 2024-12-19 03:58:45 +07:00
66 lines
1.6 KiB
C
66 lines
1.6 KiB
C
|
/*
|
||
|
* Simple driver for Texas Instruments LM3630A LED Flash driver chip
|
||
|
* Copyright (C) 2012 Texas Instruments
|
||
|
*
|
||
|
* This program is free software; you can redistribute it and/or modify
|
||
|
* it under the terms of the GNU General Public License version 2 as
|
||
|
* published by the Free Software Foundation.
|
||
|
*
|
||
|
*/
|
||
|
|
||
|
#ifndef __LINUX_LM3630A_H
|
||
|
#define __LINUX_LM3630A_H
|
||
|
|
||
|
#define LM3630A_NAME "lm3630a_bl"
|
||
|
|
||
|
enum lm3630a_pwm_ctrl {
|
||
|
LM3630A_PWM_DISABLE = 0x00,
|
||
|
LM3630A_PWM_BANK_A,
|
||
|
LM3630A_PWM_BANK_B,
|
||
|
LM3630A_PWM_BANK_ALL,
|
||
|
LM3630A_PWM_BANK_A_ACT_LOW = 0x05,
|
||
|
LM3630A_PWM_BANK_B_ACT_LOW,
|
||
|
LM3630A_PWM_BANK_ALL_ACT_LOW,
|
||
|
};
|
||
|
|
||
|
enum lm3630a_leda_ctrl {
|
||
|
LM3630A_LEDA_DISABLE = 0x00,
|
||
|
LM3630A_LEDA_ENABLE = 0x04,
|
||
|
LM3630A_LEDA_ENABLE_LINEAR = 0x14,
|
||
|
};
|
||
|
|
||
|
enum lm3630a_ledb_ctrl {
|
||
|
LM3630A_LEDB_DISABLE = 0x00,
|
||
|
LM3630A_LEDB_ON_A = 0x01,
|
||
|
LM3630A_LEDB_ENABLE = 0x02,
|
||
|
LM3630A_LEDB_ENABLE_LINEAR = 0x0A,
|
||
|
};
|
||
|
|
||
|
#define LM3630A_MAX_BRIGHTNESS 255
|
||
|
/*
|
||
|
*@leda_init_brt : led a init brightness. 4~255
|
||
|
*@leda_max_brt : led a max brightness. 4~255
|
||
|
*@leda_ctrl : led a disable, enable linear, enable exponential
|
||
|
*@ledb_init_brt : led b init brightness. 4~255
|
||
|
*@ledb_max_brt : led b max brightness. 4~255
|
||
|
*@ledb_ctrl : led b disable, enable linear, enable exponential
|
||
|
*@pwm_period : pwm period
|
||
|
*@pwm_ctrl : pwm disable, bank a or b, active high or low
|
||
|
*/
|
||
|
struct lm3630a_platform_data {
|
||
|
|
||
|
/* led a config. */
|
||
|
int leda_init_brt;
|
||
|
int leda_max_brt;
|
||
|
enum lm3630a_leda_ctrl leda_ctrl;
|
||
|
/* led b config. */
|
||
|
int ledb_init_brt;
|
||
|
int ledb_max_brt;
|
||
|
enum lm3630a_ledb_ctrl ledb_ctrl;
|
||
|
/* pwm config. */
|
||
|
unsigned int pwm_period;
|
||
|
enum lm3630a_pwm_ctrl pwm_ctrl;
|
||
|
};
|
||
|
|
||
|
#endif /* __LINUX_LM3630A_H */
|