1 | /* SPDX-License-Identifier: GPL-2.0-only */ |
2 | /* |
3 | * include/media/i2c/lm3560.h |
4 | * |
5 | * Copyright (C) 2013 Texas Instruments |
6 | * |
7 | * Contact: Daniel Jeong <gshark.jeong@gmail.com> |
8 | * Ldd-Mlp <ldd-mlp@list.ti.com> |
9 | */ |
10 | |
11 | #ifndef __LM3560_H__ |
12 | #define __LM3560_H__ |
13 | |
14 | #include <media/v4l2-subdev.h> |
15 | |
16 | #define LM3559_NAME "lm3559" |
17 | #define LM3560_NAME "lm3560" |
18 | #define LM3560_I2C_ADDR (0x53) |
19 | |
20 | /* FLASH Brightness |
21 | * min 62500uA, step 62500uA, max 1000000uA |
22 | */ |
23 | #define LM3560_FLASH_BRT_MIN 62500 |
24 | #define LM3560_FLASH_BRT_STEP 62500 |
25 | #define LM3560_FLASH_BRT_MAX 1000000 |
26 | #define LM3560_FLASH_BRT_uA_TO_REG(a) \ |
27 | ((a) < LM3560_FLASH_BRT_MIN ? 0 : \ |
28 | (((a) - LM3560_FLASH_BRT_MIN) / LM3560_FLASH_BRT_STEP)) |
29 | #define LM3560_FLASH_BRT_REG_TO_uA(a) \ |
30 | ((a) * LM3560_FLASH_BRT_STEP + LM3560_FLASH_BRT_MIN) |
31 | |
32 | /* FLASH TIMEOUT DURATION |
33 | * min 32ms, step 32ms, max 1024ms |
34 | */ |
35 | #define LM3560_FLASH_TOUT_MIN 32 |
36 | #define LM3560_FLASH_TOUT_STEP 32 |
37 | #define LM3560_FLASH_TOUT_MAX 1024 |
38 | #define LM3560_FLASH_TOUT_ms_TO_REG(a) \ |
39 | ((a) < LM3560_FLASH_TOUT_MIN ? 0 : \ |
40 | (((a) - LM3560_FLASH_TOUT_MIN) / LM3560_FLASH_TOUT_STEP)) |
41 | #define LM3560_FLASH_TOUT_REG_TO_ms(a) \ |
42 | ((a) * LM3560_FLASH_TOUT_STEP + LM3560_FLASH_TOUT_MIN) |
43 | |
44 | /* TORCH BRT |
45 | * min 31250uA, step 31250uA, max 250000uA |
46 | */ |
47 | #define LM3560_TORCH_BRT_MIN 31250 |
48 | #define LM3560_TORCH_BRT_STEP 31250 |
49 | #define LM3560_TORCH_BRT_MAX 250000 |
50 | #define LM3560_TORCH_BRT_uA_TO_REG(a) \ |
51 | ((a) < LM3560_TORCH_BRT_MIN ? 0 : \ |
52 | (((a) - LM3560_TORCH_BRT_MIN) / LM3560_TORCH_BRT_STEP)) |
53 | #define LM3560_TORCH_BRT_REG_TO_uA(a) \ |
54 | ((a) * LM3560_TORCH_BRT_STEP + LM3560_TORCH_BRT_MIN) |
55 | |
56 | enum lm3560_led_id { |
57 | LM3560_LED0 = 0, |
58 | LM3560_LED1, |
59 | LM3560_LED_MAX |
60 | }; |
61 | |
62 | enum lm3560_peak_current { |
63 | LM3560_PEAK_1600mA = 0x00, |
64 | LM3560_PEAK_2300mA = 0x20, |
65 | LM3560_PEAK_3000mA = 0x40, |
66 | LM3560_PEAK_3600mA = 0x60 |
67 | }; |
68 | |
69 | /* struct lm3560_platform_data |
70 | * |
71 | * @peak : peak current |
72 | * @max_flash_timeout: flash timeout |
73 | * @max_flash_brt: flash mode led brightness |
74 | * @max_torch_brt: torch mode led brightness |
75 | */ |
76 | struct lm3560_platform_data { |
77 | enum lm3560_peak_current peak; |
78 | |
79 | u32 max_flash_timeout; |
80 | u32 max_flash_brt[LM3560_LED_MAX]; |
81 | u32 max_torch_brt[LM3560_LED_MAX]; |
82 | }; |
83 | |
84 | #endif /* __LM3560_H__ */ |
85 | |