1 /* SPDX-License-Identifier: GPL-2.0-only */ <<
2 /* 1 /*
3 * include/media/i2c/lm3646.h 2 * include/media/i2c/lm3646.h
4 * 3 *
5 * Copyright (C) 2014 Texas Instruments 4 * Copyright (C) 2014 Texas Instruments
6 * 5 *
7 * Contact: Daniel Jeong <gshark.jeong@gmail.c 6 * Contact: Daniel Jeong <gshark.jeong@gmail.com>
8 * Ldd-Mlp <ldd-mlp@list. 7 * Ldd-Mlp <ldd-mlp@list.ti.com>
>> 8 *
>> 9 * This program is free software; you can redistribute it and/or
>> 10 * modify it under the terms of the GNU General Public License
>> 11 * version 2 as published by the Free Software Foundation.
9 */ 12 */
10 13
11 #ifndef __LM3646_H__ 14 #ifndef __LM3646_H__
12 #define __LM3646_H__ 15 #define __LM3646_H__
13 16
14 #include <media/v4l2-subdev.h> 17 #include <media/v4l2-subdev.h>
15 18
16 #define LM3646_NAME "lm3646" 19 #define LM3646_NAME "lm3646"
17 #define LM3646_I2C_ADDR_REV1 (0x67) 20 #define LM3646_I2C_ADDR_REV1 (0x67)
18 #define LM3646_I2C_ADDR_REV0 (0x63) 21 #define LM3646_I2C_ADDR_REV0 (0x63)
19 22
20 /* TOTAL FLASH Brightness Max 23 /* TOTAL FLASH Brightness Max
21 * min 93350uA, step 93750uA, max 1499600 24 * min 93350uA, step 93750uA, max 1499600uA
22 */ 25 */
23 #define LM3646_TOTAL_FLASH_BRT_MIN 93350 26 #define LM3646_TOTAL_FLASH_BRT_MIN 93350
24 #define LM3646_TOTAL_FLASH_BRT_STEP 93750 27 #define LM3646_TOTAL_FLASH_BRT_STEP 93750
25 #define LM3646_TOTAL_FLASH_BRT_MAX 1499600 28 #define LM3646_TOTAL_FLASH_BRT_MAX 1499600
26 #define LM3646_TOTAL_FLASH_BRT_uA_TO_REG(a) 29 #define LM3646_TOTAL_FLASH_BRT_uA_TO_REG(a) \
27 ((a) < LM3646_TOTAL_FLASH_BRT_MIN ? 0 30 ((a) < LM3646_TOTAL_FLASH_BRT_MIN ? 0 : \
28 ((((a) - LM3646_TOTAL_FLASH_BRT_MIN) 31 ((((a) - LM3646_TOTAL_FLASH_BRT_MIN) / LM3646_TOTAL_FLASH_BRT_STEP)))
29 32
30 /* TOTAL TORCH Brightness Max 33 /* TOTAL TORCH Brightness Max
31 * min 23040uA, step 23430uA, max 187100u 34 * min 23040uA, step 23430uA, max 187100uA
32 */ 35 */
33 #define LM3646_TOTAL_TORCH_BRT_MIN 23040 36 #define LM3646_TOTAL_TORCH_BRT_MIN 23040
34 #define LM3646_TOTAL_TORCH_BRT_STEP 23430 37 #define LM3646_TOTAL_TORCH_BRT_STEP 23430
35 #define LM3646_TOTAL_TORCH_BRT_MAX 187100 38 #define LM3646_TOTAL_TORCH_BRT_MAX 187100
36 #define LM3646_TOTAL_TORCH_BRT_uA_TO_REG(a) 39 #define LM3646_TOTAL_TORCH_BRT_uA_TO_REG(a) \
37 ((a) < LM3646_TOTAL_TORCH_BRT_MIN ? 0 40 ((a) < LM3646_TOTAL_TORCH_BRT_MIN ? 0 : \
38 ((((a) - LM3646_TOTAL_TORCH_BRT_MIN) 41 ((((a) - LM3646_TOTAL_TORCH_BRT_MIN) / LM3646_TOTAL_TORCH_BRT_STEP)))
39 42
40 /* LED1 FLASH Brightness 43 /* LED1 FLASH Brightness
41 * min 23040uA, step 11718uA, max 1499600 44 * min 23040uA, step 11718uA, max 1499600uA
42 */ 45 */
43 #define LM3646_LED1_FLASH_BRT_MIN 23040 46 #define LM3646_LED1_FLASH_BRT_MIN 23040
44 #define LM3646_LED1_FLASH_BRT_STEP 11718 47 #define LM3646_LED1_FLASH_BRT_STEP 11718
45 #define LM3646_LED1_FLASH_BRT_MAX 1499600 48 #define LM3646_LED1_FLASH_BRT_MAX 1499600
46 #define LM3646_LED1_FLASH_BRT_uA_TO_REG(a) 49 #define LM3646_LED1_FLASH_BRT_uA_TO_REG(a) \
47 ((a) <= LM3646_LED1_FLASH_BRT_MIN ? 0 50 ((a) <= LM3646_LED1_FLASH_BRT_MIN ? 0 : \
48 ((((a) - LM3646_LED1_FLASH_BRT_MIN) / 51 ((((a) - LM3646_LED1_FLASH_BRT_MIN) / LM3646_LED1_FLASH_BRT_STEP))+1)
49 52
50 /* LED1 TORCH Brightness 53 /* LED1 TORCH Brightness
51 * min 2530uA, step 1460uA, max 187100uA 54 * min 2530uA, step 1460uA, max 187100uA
52 */ 55 */
53 #define LM3646_LED1_TORCH_BRT_MIN 2530 56 #define LM3646_LED1_TORCH_BRT_MIN 2530
54 #define LM3646_LED1_TORCH_BRT_STEP 1460 57 #define LM3646_LED1_TORCH_BRT_STEP 1460
55 #define LM3646_LED1_TORCH_BRT_MAX 187100 58 #define LM3646_LED1_TORCH_BRT_MAX 187100
56 #define LM3646_LED1_TORCH_BRT_uA_TO_REG(a) 59 #define LM3646_LED1_TORCH_BRT_uA_TO_REG(a) \
57 ((a) <= LM3646_LED1_TORCH_BRT_MIN ? 0 60 ((a) <= LM3646_LED1_TORCH_BRT_MIN ? 0 : \
58 ((((a) - LM3646_LED1_TORCH_BRT_MIN) / 61 ((((a) - LM3646_LED1_TORCH_BRT_MIN) / LM3646_LED1_TORCH_BRT_STEP))+1)
59 62
60 /* FLASH TIMEOUT DURATION 63 /* FLASH TIMEOUT DURATION
61 * min 50ms, step 50ms, max 400ms 64 * min 50ms, step 50ms, max 400ms
62 */ 65 */
63 #define LM3646_FLASH_TOUT_MIN 50 66 #define LM3646_FLASH_TOUT_MIN 50
64 #define LM3646_FLASH_TOUT_STEP 50 67 #define LM3646_FLASH_TOUT_STEP 50
65 #define LM3646_FLASH_TOUT_MAX 400 68 #define LM3646_FLASH_TOUT_MAX 400
66 #define LM3646_FLASH_TOUT_ms_TO_REG(a) \ 69 #define LM3646_FLASH_TOUT_ms_TO_REG(a) \
67 ((a) <= LM3646_FLASH_TOUT_MIN ? 0 : 70 ((a) <= LM3646_FLASH_TOUT_MIN ? 0 : \
68 (((a) - LM3646_FLASH_TOUT_MIN) / LM36 71 (((a) - LM3646_FLASH_TOUT_MIN) / LM3646_FLASH_TOUT_STEP))
69 72
70 /* struct lm3646_platform_data 73 /* struct lm3646_platform_data
71 * 74 *
72 * @flash_timeout: flash timeout 75 * @flash_timeout: flash timeout
73 * @led1_flash_brt: led1 flash mode brightness 76 * @led1_flash_brt: led1 flash mode brightness, uA
74 * @led1_torch_brt: led1 torch mode brightness 77 * @led1_torch_brt: led1 torch mode brightness, uA
75 */ 78 */
76 struct lm3646_platform_data { 79 struct lm3646_platform_data {
77 80
78 u32 flash_timeout; 81 u32 flash_timeout;
79 82
80 u32 led1_flash_brt; 83 u32 led1_flash_brt;
81 u32 led1_torch_brt; 84 u32 led1_torch_brt;
82 }; 85 };
83 86
84 #endif /* __LM3646_H__ */ 87 #endif /* __LM3646_H__ */
85 88
Linux® is a registered trademark of Linus Torvalds in the United States and other countries.
TOMOYO® is a registered trademark of NTT DATA CORPORATION.