58 lines
1.2 KiB
C
58 lines
1.2 KiB
C
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/*
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* Simple driver for Texas Instruments LM3630 LED Flash driver chip
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* Copyright (C) 2012 Texas Instruments
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License version 2 as
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* published by the Free Software Foundation.
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*
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*/
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#ifndef __LINUX_LM3630_H
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#define __LINUX_LM3630_H
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#define LM3630_NAME "lm3630_bl"
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enum lm3630_pwm_ctrl {
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PWM_CTRL_DISABLE = 0,
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PWM_CTRL_BANK_A,
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PWM_CTRL_BANK_B,
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PWM_CTRL_BANK_ALL,
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};
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enum lm3630_pwm_active {
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PWM_ACTIVE_HIGH = 0,
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PWM_ACTIVE_LOW,
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};
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enum lm3630_bank_a_ctrl {
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BANK_A_CTRL_DISABLE = 0x0,
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BANK_A_CTRL_LED1 = 0x4,
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BANK_A_CTRL_LED2 = 0x1,
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BANK_A_CTRL_ALL = 0x5,
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};
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enum lm3630_bank_b_ctrl {
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BANK_B_CTRL_DISABLE = 0,
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BANK_B_CTRL_LED2,
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};
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struct lm3630_platform_data {
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/* maximum brightness */
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int max_brt_led1;
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int max_brt_led2;
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/* initial on brightness */
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int init_brt_led1;
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int init_brt_led2;
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enum lm3630_pwm_ctrl pwm_ctrl;
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enum lm3630_pwm_active pwm_active;
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enum lm3630_bank_a_ctrl bank_a_ctrl;
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enum lm3630_bank_b_ctrl bank_b_ctrl;
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unsigned int pwm_period;
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void (*pwm_set_intensity) (int brightness, int max_brightness);
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};
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#endif /* __LINUX_LM3630_H */
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