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71 lines
2.4 KiB
71 lines
2.4 KiB
/* |
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* include/media/i2c/as3645a.h |
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* |
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* Copyright (C) 2008-2011 Nokia Corporation |
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* |
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* Contact: Laurent Pinchart <[email protected]> |
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* |
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* This program is free software; you can redistribute it and/or |
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* modify it under the terms of the GNU General Public License |
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* version 2 as published by the Free Software Foundation. |
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* |
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* This program is distributed in the hope that it will be useful, but |
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* WITHOUT ANY WARRANTY; without even the implied warranty of |
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU |
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* General Public License for more details. |
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* |
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* You should have received a copy of the GNU General Public License |
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* along with this program; if not, write to the Free Software |
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* Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA |
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* 02110-1301 USA |
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* |
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*/ |
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#ifndef __AS3645A_H__ |
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#define __AS3645A_H__ |
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#include <media/v4l2-subdev.h> |
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#define AS3645A_NAME "as3645a" |
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#define AS3645A_I2C_ADDR (0x60 >> 1) /* W:0x60, R:0x61 */ |
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#define AS3645A_FLASH_TIMEOUT_MIN 100000 /* us */ |
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#define AS3645A_FLASH_TIMEOUT_MAX 850000 |
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#define AS3645A_FLASH_TIMEOUT_STEP 50000 |
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#define AS3645A_FLASH_INTENSITY_MIN 200 /* mA */ |
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#define AS3645A_FLASH_INTENSITY_MAX_1LED 500 |
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#define AS3645A_FLASH_INTENSITY_MAX_2LEDS 400 |
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#define AS3645A_FLASH_INTENSITY_STEP 20 |
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#define AS3645A_TORCH_INTENSITY_MIN 20 /* mA */ |
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#define AS3645A_TORCH_INTENSITY_MAX 160 |
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#define AS3645A_TORCH_INTENSITY_STEP 20 |
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#define AS3645A_INDICATOR_INTENSITY_MIN 0 /* uA */ |
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#define AS3645A_INDICATOR_INTENSITY_MAX 10000 |
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#define AS3645A_INDICATOR_INTENSITY_STEP 2500 |
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/* |
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* as3645a_platform_data - Flash controller platform data |
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* @set_power: Set power callback |
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* @vref: VREF offset (0=0V, 1=+0.3V, 2=-0.3V, 3=+0.6V) |
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* @peak: Inductor peak current limit (0=1.25A, 1=1.5A, 2=1.75A, 3=2.0A) |
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* @ext_strobe: True if external flash strobe can be used |
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* @flash_max_current: Max flash current (mA, <= AS3645A_FLASH_INTENSITY_MAX) |
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* @torch_max_current: Max torch current (mA, >= AS3645A_TORCH_INTENSITY_MAX) |
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* @timeout_max: Max flash timeout (us, <= AS3645A_FLASH_TIMEOUT_MAX) |
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*/ |
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struct as3645a_platform_data { |
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int (*set_power)(struct v4l2_subdev *subdev, int on); |
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unsigned int vref; |
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unsigned int peak; |
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bool ext_strobe; |
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/* Flash and torch currents and timeout limits */ |
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unsigned int flash_max_current; |
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unsigned int torch_max_current; |
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unsigned int timeout_max; |
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}; |
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#endif /* __AS3645A_H__ */
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