| /* |
| * include/media/as3645a.h |
| * |
| * Copyright (C) 2008-2011 Nokia Corporation |
| * |
| * Contact: Laurent Pinchart <laurent.pinchart@ideasonboard.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. |
| * |
| * You should have received a copy of the GNU General Public License |
| * along with this program; if not, write to the Free Software |
| * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA |
| * 02110-1301 USA |
| * |
| */ |
| |
| #ifndef __AS3645A_H__ |
| #define __AS3645A_H__ |
| |
| #include <media/v4l2-subdev.h> |
| |
| #define AS3645A_NAME "as3645a" |
| #define AS3645A_I2C_ADDR (0x60 >> 1) /* W:0x60, R:0x61 */ |
| |
| #define AS3645A_FLASH_TIMEOUT_MIN 100000 /* us */ |
| #define AS3645A_FLASH_TIMEOUT_MAX 850000 |
| #define AS3645A_FLASH_TIMEOUT_STEP 50000 |
| |
| #define AS3645A_FLASH_INTENSITY_MIN 200 /* mA */ |
| #define AS3645A_FLASH_INTENSITY_MAX_1LED 500 |
| #define AS3645A_FLASH_INTENSITY_MAX_2LEDS 400 |
| #define AS3645A_FLASH_INTENSITY_STEP 20 |
| |
| #define AS3645A_TORCH_INTENSITY_MIN 20 /* mA */ |
| #define AS3645A_TORCH_INTENSITY_MAX 160 |
| #define AS3645A_TORCH_INTENSITY_STEP 20 |
| |
| #define AS3645A_INDICATOR_INTENSITY_MIN 0 /* uA */ |
| #define AS3645A_INDICATOR_INTENSITY_MAX 10000 |
| #define AS3645A_INDICATOR_INTENSITY_STEP 2500 |
| |
| /* |
| * as3645a_platform_data - Flash controller platform data |
| * @set_power: Set power callback |
| * @vref: VREF offset (0=0V, 1=+0.3V, 2=-0.3V, 3=+0.6V) |
| * @peak: Inductor peak current limit (0=1.25A, 1=1.5A, 2=1.75A, 3=2.0A) |
| * @ext_strobe: True if external flash strobe can be used |
| * @flash_max_current: Max flash current (mA, <= AS3645A_FLASH_INTENSITY_MAX) |
| * @torch_max_current: Max torch current (mA, >= AS3645A_TORCH_INTENSITY_MAX) |
| * @timeout_max: Max flash timeout (us, <= AS3645A_FLASH_TIMEOUT_MAX) |
| */ |
| struct as3645a_platform_data { |
| int (*set_power)(struct v4l2_subdev *subdev, int on); |
| unsigned int vref; |
| unsigned int peak; |
| bool ext_strobe; |
| |
| /* Flash and torch currents and timeout limits */ |
| unsigned int flash_max_current; |
| unsigned int torch_max_current; |
| unsigned int timeout_max; |
| }; |
| |
| #endif /* __AS3645A_H__ */ |