| G.Shark Jeong | 0c2a665 | 2012-10-04 17:12:52 -0700 | [diff] [blame] | 1 | /* |
| 2 | * Simple driver for Texas Instruments LM3630 LED Flash driver chip |
| 3 | * Copyright (C) 2012 Texas Instruments |
| 4 | * |
| 5 | * This program is free software; you can redistribute it and/or modify |
| 6 | * it under the terms of the GNU General Public License version 2 as |
| 7 | * published by the Free Software Foundation. |
| 8 | * |
| 9 | */ |
| 10 | |
| 11 | #ifndef __LINUX_LM3630_H |
| 12 | #define __LINUX_LM3630_H |
| 13 | |
| 14 | #define LM3630_NAME "lm3630_bl" |
| 15 | |
| 16 | enum lm3630_pwm_ctrl { |
| 17 | PWM_CTRL_DISABLE = 0, |
| 18 | PWM_CTRL_BANK_A, |
| 19 | PWM_CTRL_BANK_B, |
| 20 | PWM_CTRL_BANK_ALL, |
| 21 | }; |
| 22 | |
| 23 | enum lm3630_pwm_active { |
| 24 | PWM_ACTIVE_HIGH = 0, |
| 25 | PWM_ACTIVE_LOW, |
| 26 | }; |
| 27 | |
| 28 | enum lm3630_bank_a_ctrl { |
| 29 | BANK_A_CTRL_DISABLE = 0x0, |
| 30 | BANK_A_CTRL_LED1 = 0x4, |
| 31 | BANK_A_CTRL_LED2 = 0x1, |
| 32 | BANK_A_CTRL_ALL = 0x5, |
| 33 | }; |
| 34 | |
| 35 | enum lm3630_bank_b_ctrl { |
| 36 | BANK_B_CTRL_DISABLE = 0, |
| 37 | BANK_B_CTRL_LED2, |
| 38 | }; |
| 39 | |
| 40 | struct lm3630_platform_data { |
| 41 | |
| 42 | /* maximum brightness */ |
| 43 | int max_brt_led1; |
| 44 | int max_brt_led2; |
| 45 | |
| 46 | /* initial on brightness */ |
| 47 | int init_brt_led1; |
| 48 | int init_brt_led2; |
| 49 | enum lm3630_pwm_ctrl pwm_ctrl; |
| 50 | enum lm3630_pwm_active pwm_active; |
| 51 | enum lm3630_bank_a_ctrl bank_a_ctrl; |
| 52 | enum lm3630_bank_b_ctrl bank_b_ctrl; |
| 53 | unsigned int pwm_period; |
| 54 | void (*pwm_set_intensity) (int brightness, int max_brightness); |
| 55 | }; |
| 56 | |
| 57 | #endif /* __LINUX_LM3630_H */ |