1b5dcee22SMauro Carvalho Chehab /* 2b5dcee22SMauro Carvalho Chehab * include/media/i2c/lm3560.h 3b5dcee22SMauro Carvalho Chehab * 4b5dcee22SMauro Carvalho Chehab * Copyright (C) 2013 Texas Instruments 5b5dcee22SMauro Carvalho Chehab * 6b5dcee22SMauro Carvalho Chehab * Contact: Daniel Jeong <gshark.jeong@gmail.com> 7b5dcee22SMauro Carvalho Chehab * Ldd-Mlp <ldd-mlp@list.ti.com> 8b5dcee22SMauro Carvalho Chehab * 9b5dcee22SMauro Carvalho Chehab * This program is free software; you can redistribute it and/or 10b5dcee22SMauro Carvalho Chehab * modify it under the terms of the GNU General Public License 11b5dcee22SMauro Carvalho Chehab * version 2 as published by the Free Software Foundation. 12b5dcee22SMauro Carvalho Chehab * 13b5dcee22SMauro Carvalho Chehab * This program is distributed in the hope that it will be useful, but 14b5dcee22SMauro Carvalho Chehab * WITHOUT ANY WARRANTY; without even the implied warranty of 15b5dcee22SMauro Carvalho Chehab * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU 16b5dcee22SMauro Carvalho Chehab * General Public License for more details. 17b5dcee22SMauro Carvalho Chehab * 18b5dcee22SMauro Carvalho Chehab */ 19b5dcee22SMauro Carvalho Chehab 20b5dcee22SMauro Carvalho Chehab #ifndef __LM3560_H__ 21b5dcee22SMauro Carvalho Chehab #define __LM3560_H__ 22b5dcee22SMauro Carvalho Chehab 23b5dcee22SMauro Carvalho Chehab #include <media/v4l2-subdev.h> 24b5dcee22SMauro Carvalho Chehab 25*653d500cSPavel Machek #define LM3559_NAME "lm3559" 26b5dcee22SMauro Carvalho Chehab #define LM3560_NAME "lm3560" 27b5dcee22SMauro Carvalho Chehab #define LM3560_I2C_ADDR (0x53) 28b5dcee22SMauro Carvalho Chehab 29b5dcee22SMauro Carvalho Chehab /* FLASH Brightness 30b5dcee22SMauro Carvalho Chehab * min 62500uA, step 62500uA, max 1000000uA 31b5dcee22SMauro Carvalho Chehab */ 32b5dcee22SMauro Carvalho Chehab #define LM3560_FLASH_BRT_MIN 62500 33b5dcee22SMauro Carvalho Chehab #define LM3560_FLASH_BRT_STEP 62500 34b5dcee22SMauro Carvalho Chehab #define LM3560_FLASH_BRT_MAX 1000000 35b5dcee22SMauro Carvalho Chehab #define LM3560_FLASH_BRT_uA_TO_REG(a) \ 36b5dcee22SMauro Carvalho Chehab ((a) < LM3560_FLASH_BRT_MIN ? 0 : \ 37b5dcee22SMauro Carvalho Chehab (((a) - LM3560_FLASH_BRT_MIN) / LM3560_FLASH_BRT_STEP)) 38b5dcee22SMauro Carvalho Chehab #define LM3560_FLASH_BRT_REG_TO_uA(a) \ 39b5dcee22SMauro Carvalho Chehab ((a) * LM3560_FLASH_BRT_STEP + LM3560_FLASH_BRT_MIN) 40b5dcee22SMauro Carvalho Chehab 41b5dcee22SMauro Carvalho Chehab /* FLASH TIMEOUT DURATION 42b5dcee22SMauro Carvalho Chehab * min 32ms, step 32ms, max 1024ms 43b5dcee22SMauro Carvalho Chehab */ 44b5dcee22SMauro Carvalho Chehab #define LM3560_FLASH_TOUT_MIN 32 45b5dcee22SMauro Carvalho Chehab #define LM3560_FLASH_TOUT_STEP 32 46b5dcee22SMauro Carvalho Chehab #define LM3560_FLASH_TOUT_MAX 1024 47b5dcee22SMauro Carvalho Chehab #define LM3560_FLASH_TOUT_ms_TO_REG(a) \ 48b5dcee22SMauro Carvalho Chehab ((a) < LM3560_FLASH_TOUT_MIN ? 0 : \ 49b5dcee22SMauro Carvalho Chehab (((a) - LM3560_FLASH_TOUT_MIN) / LM3560_FLASH_TOUT_STEP)) 50b5dcee22SMauro Carvalho Chehab #define LM3560_FLASH_TOUT_REG_TO_ms(a) \ 51b5dcee22SMauro Carvalho Chehab ((a) * LM3560_FLASH_TOUT_STEP + LM3560_FLASH_TOUT_MIN) 52b5dcee22SMauro Carvalho Chehab 53b5dcee22SMauro Carvalho Chehab /* TORCH BRT 54b5dcee22SMauro Carvalho Chehab * min 31250uA, step 31250uA, max 250000uA 55b5dcee22SMauro Carvalho Chehab */ 56b5dcee22SMauro Carvalho Chehab #define LM3560_TORCH_BRT_MIN 31250 57b5dcee22SMauro Carvalho Chehab #define LM3560_TORCH_BRT_STEP 31250 58b5dcee22SMauro Carvalho Chehab #define LM3560_TORCH_BRT_MAX 250000 59b5dcee22SMauro Carvalho Chehab #define LM3560_TORCH_BRT_uA_TO_REG(a) \ 60b5dcee22SMauro Carvalho Chehab ((a) < LM3560_TORCH_BRT_MIN ? 0 : \ 61b5dcee22SMauro Carvalho Chehab (((a) - LM3560_TORCH_BRT_MIN) / LM3560_TORCH_BRT_STEP)) 62b5dcee22SMauro Carvalho Chehab #define LM3560_TORCH_BRT_REG_TO_uA(a) \ 63b5dcee22SMauro Carvalho Chehab ((a) * LM3560_TORCH_BRT_STEP + LM3560_TORCH_BRT_MIN) 64b5dcee22SMauro Carvalho Chehab 65b5dcee22SMauro Carvalho Chehab enum lm3560_led_id { 66b5dcee22SMauro Carvalho Chehab LM3560_LED0 = 0, 67b5dcee22SMauro Carvalho Chehab LM3560_LED1, 68b5dcee22SMauro Carvalho Chehab LM3560_LED_MAX 69b5dcee22SMauro Carvalho Chehab }; 70b5dcee22SMauro Carvalho Chehab 71b5dcee22SMauro Carvalho Chehab enum lm3560_peak_current { 72b5dcee22SMauro Carvalho Chehab LM3560_PEAK_1600mA = 0x00, 73b5dcee22SMauro Carvalho Chehab LM3560_PEAK_2300mA = 0x20, 74b5dcee22SMauro Carvalho Chehab LM3560_PEAK_3000mA = 0x40, 75b5dcee22SMauro Carvalho Chehab LM3560_PEAK_3600mA = 0x60 76b5dcee22SMauro Carvalho Chehab }; 77b5dcee22SMauro Carvalho Chehab 78b5dcee22SMauro Carvalho Chehab /* struct lm3560_platform_data 79b5dcee22SMauro Carvalho Chehab * 80b5dcee22SMauro Carvalho Chehab * @peak : peak current 81b5dcee22SMauro Carvalho Chehab * @max_flash_timeout: flash timeout 82b5dcee22SMauro Carvalho Chehab * @max_flash_brt: flash mode led brightness 83b5dcee22SMauro Carvalho Chehab * @max_torch_brt: torch mode led brightness 84b5dcee22SMauro Carvalho Chehab */ 85b5dcee22SMauro Carvalho Chehab struct lm3560_platform_data { 86b5dcee22SMauro Carvalho Chehab enum lm3560_peak_current peak; 87b5dcee22SMauro Carvalho Chehab 88b5dcee22SMauro Carvalho Chehab u32 max_flash_timeout; 89b5dcee22SMauro Carvalho Chehab u32 max_flash_brt[LM3560_LED_MAX]; 90b5dcee22SMauro Carvalho Chehab u32 max_torch_brt[LM3560_LED_MAX]; 91b5dcee22SMauro Carvalho Chehab }; 92b5dcee22SMauro Carvalho Chehab 93b5dcee22SMauro Carvalho Chehab #endif /* __LM3560_H__ */ 94