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d2912cb1 | 1 | /* SPDX-License-Identifier: GPL-2.0-only */ |
dc76df5d | 2 | /* |
b5dcee22 | 3 | * include/media/i2c/lm3646.h |
dc76df5d DJ |
4 | * |
5 | * Copyright (C) 2014 Texas Instruments | |
6 | * | |
7 | * Contact: Daniel Jeong <gshark.jeong@gmail.com> | |
8 | * Ldd-Mlp <ldd-mlp@list.ti.com> | |
dc76df5d DJ |
9 | */ |
10 | ||
11 | #ifndef __LM3646_H__ | |
12 | #define __LM3646_H__ | |
13 | ||
14 | #include <media/v4l2-subdev.h> | |
15 | ||
16 | #define LM3646_NAME "lm3646" | |
17 | #define LM3646_I2C_ADDR_REV1 (0x67) | |
18 | #define LM3646_I2C_ADDR_REV0 (0x63) | |
19 | ||
20 | /* TOTAL FLASH Brightness Max | |
21 | * min 93350uA, step 93750uA, max 1499600uA | |
22 | */ | |
23 | #define LM3646_TOTAL_FLASH_BRT_MIN 93350 | |
24 | #define LM3646_TOTAL_FLASH_BRT_STEP 93750 | |
25 | #define LM3646_TOTAL_FLASH_BRT_MAX 1499600 | |
26 | #define LM3646_TOTAL_FLASH_BRT_uA_TO_REG(a) \ | |
27 | ((a) < LM3646_TOTAL_FLASH_BRT_MIN ? 0 : \ | |
28 | ((((a) - LM3646_TOTAL_FLASH_BRT_MIN) / LM3646_TOTAL_FLASH_BRT_STEP))) | |
29 | ||
30 | /* TOTAL TORCH Brightness Max | |
31 | * min 23040uA, step 23430uA, max 187100uA | |
32 | */ | |
33 | #define LM3646_TOTAL_TORCH_BRT_MIN 23040 | |
34 | #define LM3646_TOTAL_TORCH_BRT_STEP 23430 | |
35 | #define LM3646_TOTAL_TORCH_BRT_MAX 187100 | |
36 | #define LM3646_TOTAL_TORCH_BRT_uA_TO_REG(a) \ | |
37 | ((a) < LM3646_TOTAL_TORCH_BRT_MIN ? 0 : \ | |
38 | ((((a) - LM3646_TOTAL_TORCH_BRT_MIN) / LM3646_TOTAL_TORCH_BRT_STEP))) | |
39 | ||
40 | /* LED1 FLASH Brightness | |
41 | * min 23040uA, step 11718uA, max 1499600uA | |
42 | */ | |
43 | #define LM3646_LED1_FLASH_BRT_MIN 23040 | |
44 | #define LM3646_LED1_FLASH_BRT_STEP 11718 | |
45 | #define LM3646_LED1_FLASH_BRT_MAX 1499600 | |
46 | #define LM3646_LED1_FLASH_BRT_uA_TO_REG(a) \ | |
47 | ((a) <= LM3646_LED1_FLASH_BRT_MIN ? 0 : \ | |
48 | ((((a) - LM3646_LED1_FLASH_BRT_MIN) / LM3646_LED1_FLASH_BRT_STEP))+1) | |
49 | ||
50 | /* LED1 TORCH Brightness | |
51 | * min 2530uA, step 1460uA, max 187100uA | |
52 | */ | |
53 | #define LM3646_LED1_TORCH_BRT_MIN 2530 | |
54 | #define LM3646_LED1_TORCH_BRT_STEP 1460 | |
55 | #define LM3646_LED1_TORCH_BRT_MAX 187100 | |
56 | #define LM3646_LED1_TORCH_BRT_uA_TO_REG(a) \ | |
57 | ((a) <= LM3646_LED1_TORCH_BRT_MIN ? 0 : \ | |
58 | ((((a) - LM3646_LED1_TORCH_BRT_MIN) / LM3646_LED1_TORCH_BRT_STEP))+1) | |
59 | ||
60 | /* FLASH TIMEOUT DURATION | |
61 | * min 50ms, step 50ms, max 400ms | |
62 | */ | |
63 | #define LM3646_FLASH_TOUT_MIN 50 | |
64 | #define LM3646_FLASH_TOUT_STEP 50 | |
65 | #define LM3646_FLASH_TOUT_MAX 400 | |
66 | #define LM3646_FLASH_TOUT_ms_TO_REG(a) \ | |
67 | ((a) <= LM3646_FLASH_TOUT_MIN ? 0 : \ | |
68 | (((a) - LM3646_FLASH_TOUT_MIN) / LM3646_FLASH_TOUT_STEP)) | |
69 | ||
70 | /* struct lm3646_platform_data | |
71 | * | |
72 | * @flash_timeout: flash timeout | |
73 | * @led1_flash_brt: led1 flash mode brightness, uA | |
74 | * @led1_torch_brt: led1 torch mode brightness, uA | |
75 | */ | |
76 | struct lm3646_platform_data { | |
77 | ||
78 | u32 flash_timeout; | |
79 | ||
80 | u32 led1_flash_brt; | |
81 | u32 led1_torch_brt; | |
82 | }; | |
83 | ||
84 | #endif /* __LM3646_H__ */ |