/* SPDX-License-Identifier: GPL-2.0-only */ /* * Simple driver for Texas Instruments LM3630 LED Flash driver chip * Copyright (C) 2012 Texas Instruments */ #ifndef __LINUX_LM3639_H #define __LINUX_LM3639_H #define LM3639_NAME "lm3639_bl" enum lm3639_pwm { LM3639_PWM_DISABLE = 0x00, LM3639_PWM_EN_ACTLOW = 0x48, LM3639_PWM_EN_ACTHIGH = 0x40, }; enum lm3639_strobe { LM3639_STROBE_DISABLE = 0x00, LM3639_STROBE_EN_ACTLOW = 0x10, LM3639_STROBE_EN_ACTHIGH = 0x30, }; enum lm3639_txpin { LM3639_TXPIN_DISABLE = 0x00, LM3639_TXPIN_EN_ACTLOW = 0x04, LM3639_TXPIN_EN_ACTHIGH = 0x0C, }; enum lm3639_fleds { LM3639_FLED_DIASBLE_ALL = 0x00, LM3639_FLED_EN_1 = 0x40, LM3639_FLED_EN_2 = 0x20, LM3639_FLED_EN_ALL = 0x60, }; enum lm3639_bleds { LM3639_BLED_DIASBLE_ALL = 0x00, LM3639_BLED_EN_1 = 0x10, LM3639_BLED_EN_2 = 0x08, LM3639_BLED_EN_ALL = 0x18, }; enum lm3639_bled_mode { LM3639_BLED_MODE_EXPONETIAL = 0x00, LM3639_BLED_MODE_LINEAR = 0x10, }; struct lm3639_platform_data { unsigned int max_brt_led; unsigned int init_brt_led; /* input pins */ enum lm3639_pwm pin_pwm; enum lm3639_strobe pin_strobe; enum lm3639_txpin pin_tx; /* output pins */ enum lm3639_fleds fled_pins; enum lm3639_bleds bled_pins; enum lm3639_bled_mode bled_mode; void (*pwm_set_intensity) (int brightness, int max_brightness); int (*pwm_get_intensity) (void); }; #endif /* __LINUX_LM3639_H */