93 строки
2.5 KiB
C
93 строки
2.5 KiB
C
/*
|
|
* include/media/i2c/lm3560.h
|
|
*
|
|
* Copyright (C) 2013 Texas Instruments
|
|
*
|
|
* Contact: Daniel Jeong <gshark.jeong@gmail.com>
|
|
* Ldd-Mlp <ldd-mlp@list.ti.com>
|
|
*
|
|
* This program is free software; you can redistribute it and/or
|
|
* modify it under the terms of the GNU General Public License
|
|
* version 2 as published by the Free Software Foundation.
|
|
*
|
|
* This program is distributed in the hope that it will be useful, but
|
|
* WITHOUT ANY WARRANTY; without even the implied warranty of
|
|
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
|
|
* General Public License for more details.
|
|
*
|
|
*/
|
|
|
|
#ifndef __LM3560_H__
|
|
#define __LM3560_H__
|
|
|
|
#include <media/v4l2-subdev.h>
|
|
|
|
#define LM3560_NAME "lm3560"
|
|
#define LM3560_I2C_ADDR (0x53)
|
|
|
|
/* FLASH Brightness
|
|
* min 62500uA, step 62500uA, max 1000000uA
|
|
*/
|
|
#define LM3560_FLASH_BRT_MIN 62500
|
|
#define LM3560_FLASH_BRT_STEP 62500
|
|
#define LM3560_FLASH_BRT_MAX 1000000
|
|
#define LM3560_FLASH_BRT_uA_TO_REG(a) \
|
|
((a) < LM3560_FLASH_BRT_MIN ? 0 : \
|
|
(((a) - LM3560_FLASH_BRT_MIN) / LM3560_FLASH_BRT_STEP))
|
|
#define LM3560_FLASH_BRT_REG_TO_uA(a) \
|
|
((a) * LM3560_FLASH_BRT_STEP + LM3560_FLASH_BRT_MIN)
|
|
|
|
/* FLASH TIMEOUT DURATION
|
|
* min 32ms, step 32ms, max 1024ms
|
|
*/
|
|
#define LM3560_FLASH_TOUT_MIN 32
|
|
#define LM3560_FLASH_TOUT_STEP 32
|
|
#define LM3560_FLASH_TOUT_MAX 1024
|
|
#define LM3560_FLASH_TOUT_ms_TO_REG(a) \
|
|
((a) < LM3560_FLASH_TOUT_MIN ? 0 : \
|
|
(((a) - LM3560_FLASH_TOUT_MIN) / LM3560_FLASH_TOUT_STEP))
|
|
#define LM3560_FLASH_TOUT_REG_TO_ms(a) \
|
|
((a) * LM3560_FLASH_TOUT_STEP + LM3560_FLASH_TOUT_MIN)
|
|
|
|
/* TORCH BRT
|
|
* min 31250uA, step 31250uA, max 250000uA
|
|
*/
|
|
#define LM3560_TORCH_BRT_MIN 31250
|
|
#define LM3560_TORCH_BRT_STEP 31250
|
|
#define LM3560_TORCH_BRT_MAX 250000
|
|
#define LM3560_TORCH_BRT_uA_TO_REG(a) \
|
|
((a) < LM3560_TORCH_BRT_MIN ? 0 : \
|
|
(((a) - LM3560_TORCH_BRT_MIN) / LM3560_TORCH_BRT_STEP))
|
|
#define LM3560_TORCH_BRT_REG_TO_uA(a) \
|
|
((a) * LM3560_TORCH_BRT_STEP + LM3560_TORCH_BRT_MIN)
|
|
|
|
enum lm3560_led_id {
|
|
LM3560_LED0 = 0,
|
|
LM3560_LED1,
|
|
LM3560_LED_MAX
|
|
};
|
|
|
|
enum lm3560_peak_current {
|
|
LM3560_PEAK_1600mA = 0x00,
|
|
LM3560_PEAK_2300mA = 0x20,
|
|
LM3560_PEAK_3000mA = 0x40,
|
|
LM3560_PEAK_3600mA = 0x60
|
|
};
|
|
|
|
/* struct lm3560_platform_data
|
|
*
|
|
* @peak : peak current
|
|
* @max_flash_timeout: flash timeout
|
|
* @max_flash_brt: flash mode led brightness
|
|
* @max_torch_brt: torch mode led brightness
|
|
*/
|
|
struct lm3560_platform_data {
|
|
enum lm3560_peak_current peak;
|
|
|
|
u32 max_flash_timeout;
|
|
u32 max_flash_brt[LM3560_LED_MAX];
|
|
u32 max_torch_brt[LM3560_LED_MAX];
|
|
};
|
|
|
|
#endif /* __LM3560_H__ */
|