/* SPDX-License-Identifier: GPL-2.0-only */ /* * include/media/i2c/lm3646.h * * Copyright (C) 2014 Texas Instruments * * Contact: Daniel Jeong <gshark.jeong@gmail.com> * Ldd-Mlp <ldd-mlp@list.ti.com> */ #ifndef __LM3646_H__ #define __LM3646_H__ #include <media/v4l2-subdev.h> #define LM3646_NAME "lm3646" #define LM3646_I2C_ADDR_REV1 (0x67) #define LM3646_I2C_ADDR_REV0 (0x63) /* TOTAL FLASH Brightness Max * min 93350uA, step 93750uA, max 1499600uA */ #define LM3646_TOTAL_FLASH_BRT_MIN 93350 #define LM3646_TOTAL_FLASH_BRT_STEP 93750 #define LM3646_TOTAL_FLASH_BRT_MAX 1499600 #define LM3646_TOTAL_FLASH_BRT_uA_TO_REG(a) \ ((a) < LM3646_TOTAL_FLASH_BRT_MIN ? 0 : \ ((((a) - LM3646_TOTAL_FLASH_BRT_MIN) / LM3646_TOTAL_FLASH_BRT_STEP))) /* TOTAL TORCH Brightness Max * min 23040uA, step 23430uA, max 187100uA */ #define LM3646_TOTAL_TORCH_BRT_MIN 23040 #define LM3646_TOTAL_TORCH_BRT_STEP 23430 #define LM3646_TOTAL_TORCH_BRT_MAX 187100 #define LM3646_TOTAL_TORCH_BRT_uA_TO_REG(a) \ ((a) < LM3646_TOTAL_TORCH_BRT_MIN ? 0 : \ ((((a) - LM3646_TOTAL_TORCH_BRT_MIN) / LM3646_TOTAL_TORCH_BRT_STEP))) /* LED1 FLASH Brightness * min 23040uA, step 11718uA, max 1499600uA */ #define LM3646_LED1_FLASH_BRT_MIN 23040 #define LM3646_LED1_FLASH_BRT_STEP 11718 #define LM3646_LED1_FLASH_BRT_MAX 1499600 #define LM3646_LED1_FLASH_BRT_uA_TO_REG(a) \ ((a) <= LM3646_LED1_FLASH_BRT_MIN ? 0 : \ ((((a) - LM3646_LED1_FLASH_BRT_MIN) / LM3646_LED1_FLASH_BRT_STEP))+1) /* LED1 TORCH Brightness * min 2530uA, step 1460uA, max 187100uA */ #define LM3646_LED1_TORCH_BRT_MIN 2530 #define LM3646_LED1_TORCH_BRT_STEP 1460 #define LM3646_LED1_TORCH_BRT_MAX 187100 #define LM3646_LED1_TORCH_BRT_uA_TO_REG(a) \ ((a) <= LM3646_LED1_TORCH_BRT_MIN ? 0 : \ ((((a) - LM3646_LED1_TORCH_BRT_MIN) / LM3646_LED1_TORCH_BRT_STEP))+1) /* FLASH TIMEOUT DURATION * min 50ms, step 50ms, max 400ms */ #define LM3646_FLASH_TOUT_MIN 50 #define LM3646_FLASH_TOUT_STEP 50 #define LM3646_FLASH_TOUT_MAX 400 #define LM3646_FLASH_TOUT_ms_TO_REG(a) \ ((a) <= LM3646_FLASH_TOUT_MIN ? 0 : \ (((a) - LM3646_FLASH_TOUT_MIN) / LM3646_FLASH_TOUT_STEP)) /* struct lm3646_platform_data * * @flash_timeout: flash timeout * @led1_flash_brt: led1 flash mode brightness, uA * @led1_torch_brt: led1 torch mode brightness, uA */ struct lm3646_platform_data { u32 flash_timeout; u32 led1_flash_brt; u32 led1_torch_brt; }; #endif /* __LM3646_H__ */