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