85 lines
2.1 KiB
C
85 lines
2.1 KiB
C
/* SPDX-License-Identifier: GPL-2.0-only */
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/*
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* include/media/i2c/lm3560.h
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*
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* Copyright (C) 2013 Texas Instruments
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*
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* Contact: Daniel Jeong <gshark.jeong@gmail.com>
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* Ldd-Mlp <ldd-mlp@list.ti.com>
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*/
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#ifndef __LM3560_H__
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#define __LM3560_H__
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#include <media/v4l2-subdev.h>
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#define LM3559_NAME "lm3559"
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#define LM3560_NAME "lm3560"
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#define LM3560_I2C_ADDR (0x53)
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/* FLASH Brightness
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* min 62500uA, step 62500uA, max 1000000uA
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*/
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#define LM3560_FLASH_BRT_MIN 62500
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#define LM3560_FLASH_BRT_STEP 62500
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#define LM3560_FLASH_BRT_MAX 1000000
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#define LM3560_FLASH_BRT_uA_TO_REG(a) \
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((a) < LM3560_FLASH_BRT_MIN ? 0 : \
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(((a) - LM3560_FLASH_BRT_MIN) / LM3560_FLASH_BRT_STEP))
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#define LM3560_FLASH_BRT_REG_TO_uA(a) \
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((a) * LM3560_FLASH_BRT_STEP + LM3560_FLASH_BRT_MIN)
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/* FLASH TIMEOUT DURATION
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* min 32ms, step 32ms, max 1024ms
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*/
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#define LM3560_FLASH_TOUT_MIN 32
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#define LM3560_FLASH_TOUT_STEP 32
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#define LM3560_FLASH_TOUT_MAX 1024
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#define LM3560_FLASH_TOUT_ms_TO_REG(a) \
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((a) < LM3560_FLASH_TOUT_MIN ? 0 : \
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(((a) - LM3560_FLASH_TOUT_MIN) / LM3560_FLASH_TOUT_STEP))
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#define LM3560_FLASH_TOUT_REG_TO_ms(a) \
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((a) * LM3560_FLASH_TOUT_STEP + LM3560_FLASH_TOUT_MIN)
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/* TORCH BRT
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* min 31250uA, step 31250uA, max 250000uA
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*/
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#define LM3560_TORCH_BRT_MIN 31250
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#define LM3560_TORCH_BRT_STEP 31250
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#define LM3560_TORCH_BRT_MAX 250000
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#define LM3560_TORCH_BRT_uA_TO_REG(a) \
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((a) < LM3560_TORCH_BRT_MIN ? 0 : \
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(((a) - LM3560_TORCH_BRT_MIN) / LM3560_TORCH_BRT_STEP))
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#define LM3560_TORCH_BRT_REG_TO_uA(a) \
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((a) * LM3560_TORCH_BRT_STEP + LM3560_TORCH_BRT_MIN)
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enum lm3560_led_id {
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LM3560_LED0 = 0,
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LM3560_LED1,
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LM3560_LED_MAX
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};
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enum lm3560_peak_current {
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LM3560_PEAK_1600mA = 0x00,
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LM3560_PEAK_2300mA = 0x20,
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LM3560_PEAK_3000mA = 0x40,
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LM3560_PEAK_3600mA = 0x60
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};
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/* struct lm3560_platform_data
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*
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* @peak : peak current
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* @max_flash_timeout: flash timeout
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* @max_flash_brt: flash mode led brightness
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* @max_torch_brt: torch mode led brightness
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*/
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struct lm3560_platform_data {
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enum lm3560_peak_current peak;
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u32 max_flash_timeout;
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u32 max_flash_brt[LM3560_LED_MAX];
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u32 max_torch_brt[LM3560_LED_MAX];
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};
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#endif /* __LM3560_H__ */
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