/* SPDX-License-Identifier: GPL-2.0-only */ /* * LP855x Backlight Driver * * Copyright (C) 2011 Texas Instruments */ #ifndef _LP855X_H #define _LP855X_H #define BL_CTL_SHFT … #define BRT_MODE_SHFT … #define BRT_MODE_MASK … /* Enable backlight. Only valid when BRT_MODE=10(I2C only) */ #define ENABLE_BL … #define DISABLE_BL … #define I2C_CONFIG(id) … #define PWM_CONFIG(id) … /* DEVICE CONTROL register - LP8550 */ #define LP8550_PWM_CONFIG … #define LP8550_I2C_CONFIG … /* DEVICE CONTROL register - LP8551 */ #define LP8551_PWM_CONFIG … #define LP8551_I2C_CONFIG … /* DEVICE CONTROL register - LP8552 */ #define LP8552_PWM_CONFIG … #define LP8552_I2C_CONFIG … /* DEVICE CONTROL register - LP8553 */ #define LP8553_PWM_CONFIG … #define LP8553_I2C_CONFIG … /* CONFIG register - LP8555 */ #define LP8555_PWM_STANDBY … #define LP8555_PWM_FILTER … #define LP8555_RELOAD_EPROM … #define LP8555_OFF_OPENLEDS … #define LP8555_PWM_CONFIG … #define LP8555_I2C_CONFIG … #define LP8555_COMB1_CONFIG … #define LP8555_COMB2_CONFIG … /* DEVICE CONTROL register - LP8556 */ #define LP8556_PWM_CONFIG … #define LP8556_COMB1_CONFIG … #define LP8556_I2C_CONFIG … #define LP8556_COMB2_CONFIG … #define LP8556_FAST_CONFIG … /* CONFIG register - LP8557 */ #define LP8557_PWM_STANDBY … #define LP8557_PWM_FILTER … #define LP8557_RELOAD_EPROM … #define LP8557_OFF_OPENLEDS … #define LP8557_PWM_CONFIG … #define LP8557_I2C_CONFIG … #define LP8557_COMB1_CONFIG … #define LP8557_COMB2_CONFIG … enum lp855x_chip_id { … }; enum lp8550_brighntess_source { … }; enum lp8551_brighntess_source { … }; enum lp8552_brighntess_source { … }; enum lp8553_brighntess_source { … }; enum lp8555_brightness_source { … }; enum lp8556_brightness_source { … }; enum lp8557_brightness_source { … }; struct lp855x_rom_data { … }; /** * struct lp855x_platform_data * @name : Backlight driver name. If it is not defined, default name is set. * @device_control : value of DEVICE CONTROL register * @initial_brightness : initial value of backlight brightness * @period_ns : platform specific pwm period value. unit is nano. Only valid when mode is PWM_BASED. * @size_program : total size of lp855x_rom_data * @rom_data : list of new eeprom/eprom registers */ struct lp855x_platform_data { … }; #endif
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