1*4882a593Smuzhiyun /* SPDX-License-Identifier: GPL-2.0-only */ 2*4882a593Smuzhiyun /* 3*4882a593Smuzhiyun * Simple driver for Texas Instruments LM3630 LED Flash driver chip 4*4882a593Smuzhiyun * Copyright (C) 2012 Texas Instruments 5*4882a593Smuzhiyun */ 6*4882a593Smuzhiyun 7*4882a593Smuzhiyun #ifndef __LINUX_LM3639_H 8*4882a593Smuzhiyun #define __LINUX_LM3639_H 9*4882a593Smuzhiyun 10*4882a593Smuzhiyun #define LM3639_NAME "lm3639_bl" 11*4882a593Smuzhiyun 12*4882a593Smuzhiyun enum lm3639_pwm { 13*4882a593Smuzhiyun LM3639_PWM_DISABLE = 0x00, 14*4882a593Smuzhiyun LM3639_PWM_EN_ACTLOW = 0x48, 15*4882a593Smuzhiyun LM3639_PWM_EN_ACTHIGH = 0x40, 16*4882a593Smuzhiyun }; 17*4882a593Smuzhiyun 18*4882a593Smuzhiyun enum lm3639_strobe { 19*4882a593Smuzhiyun LM3639_STROBE_DISABLE = 0x00, 20*4882a593Smuzhiyun LM3639_STROBE_EN_ACTLOW = 0x10, 21*4882a593Smuzhiyun LM3639_STROBE_EN_ACTHIGH = 0x30, 22*4882a593Smuzhiyun }; 23*4882a593Smuzhiyun 24*4882a593Smuzhiyun enum lm3639_txpin { 25*4882a593Smuzhiyun LM3639_TXPIN_DISABLE = 0x00, 26*4882a593Smuzhiyun LM3639_TXPIN_EN_ACTLOW = 0x04, 27*4882a593Smuzhiyun LM3639_TXPIN_EN_ACTHIGH = 0x0C, 28*4882a593Smuzhiyun }; 29*4882a593Smuzhiyun 30*4882a593Smuzhiyun enum lm3639_fleds { 31*4882a593Smuzhiyun LM3639_FLED_DIASBLE_ALL = 0x00, 32*4882a593Smuzhiyun LM3639_FLED_EN_1 = 0x40, 33*4882a593Smuzhiyun LM3639_FLED_EN_2 = 0x20, 34*4882a593Smuzhiyun LM3639_FLED_EN_ALL = 0x60, 35*4882a593Smuzhiyun }; 36*4882a593Smuzhiyun 37*4882a593Smuzhiyun enum lm3639_bleds { 38*4882a593Smuzhiyun LM3639_BLED_DIASBLE_ALL = 0x00, 39*4882a593Smuzhiyun LM3639_BLED_EN_1 = 0x10, 40*4882a593Smuzhiyun LM3639_BLED_EN_2 = 0x08, 41*4882a593Smuzhiyun LM3639_BLED_EN_ALL = 0x18, 42*4882a593Smuzhiyun }; 43*4882a593Smuzhiyun enum lm3639_bled_mode { 44*4882a593Smuzhiyun LM3639_BLED_MODE_EXPONETIAL = 0x00, 45*4882a593Smuzhiyun LM3639_BLED_MODE_LINEAR = 0x10, 46*4882a593Smuzhiyun }; 47*4882a593Smuzhiyun 48*4882a593Smuzhiyun struct lm3639_platform_data { 49*4882a593Smuzhiyun unsigned int max_brt_led; 50*4882a593Smuzhiyun unsigned int init_brt_led; 51*4882a593Smuzhiyun 52*4882a593Smuzhiyun /* input pins */ 53*4882a593Smuzhiyun enum lm3639_pwm pin_pwm; 54*4882a593Smuzhiyun enum lm3639_strobe pin_strobe; 55*4882a593Smuzhiyun enum lm3639_txpin pin_tx; 56*4882a593Smuzhiyun 57*4882a593Smuzhiyun /* output pins */ 58*4882a593Smuzhiyun enum lm3639_fleds fled_pins; 59*4882a593Smuzhiyun enum lm3639_bleds bled_pins; 60*4882a593Smuzhiyun enum lm3639_bled_mode bled_mode; 61*4882a593Smuzhiyun 62*4882a593Smuzhiyun void (*pwm_set_intensity) (int brightness, int max_brightness); 63*4882a593Smuzhiyun int (*pwm_get_intensity) (void); 64*4882a593Smuzhiyun }; 65*4882a593Smuzhiyun #endif /* __LINUX_LM3639_H */ 66