mirror of
https://github.com/torvalds/linux.git
synced 2024-11-24 05:02:12 +00:00
d2912cb15b
Based on 2 normalized pattern(s): 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 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 # extracted by the scancode license scanner the SPDX license identifier GPL-2.0-only has been chosen to replace the boilerplate/reference in 4122 file(s). Signed-off-by: Thomas Gleixner <tglx@linutronix.de> Reviewed-by: Enrico Weigelt <info@metux.net> Reviewed-by: Kate Stewart <kstewart@linuxfoundation.org> Reviewed-by: Allison Randal <allison@lohutok.net> Cc: linux-spdx@vger.kernel.org Link: https://lkml.kernel.org/r/20190604081206.933168790@linutronix.de Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
85 lines
2.4 KiB
C
85 lines
2.4 KiB
C
/* 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__ */
|