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114 lines
3.6 KiB
114 lines
3.6 KiB
/* SPDX-License-Identifier: GPL-2.0-only */ |
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/* |
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* include/media/i2c/adp1653.h |
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* |
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* Copyright (C) 2008--2011 Nokia Corporation |
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* |
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* Contact: Sakari Ailus <[email protected]> |
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* |
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* Contributors: |
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* Sakari Ailus <[email protected]> |
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* Tuukka Toivonen <[email protected]> |
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*/ |
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#ifndef ADP1653_H |
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#define ADP1653_H |
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#include <linux/i2c.h> |
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#include <linux/mutex.h> |
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#include <linux/videodev2.h> |
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#include <media/v4l2-ctrls.h> |
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#include <media/v4l2-subdev.h> |
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#define ADP1653_NAME "adp1653" |
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#define ADP1653_I2C_ADDR (0x60 >> 1) |
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/* Register definitions */ |
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#define ADP1653_REG_OUT_SEL 0x00 |
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#define ADP1653_REG_OUT_SEL_HPLED_TORCH_MIN 0x01 |
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#define ADP1653_REG_OUT_SEL_HPLED_TORCH_MAX 0x0b |
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#define ADP1653_REG_OUT_SEL_HPLED_FLASH_MIN 0x0c |
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#define ADP1653_REG_OUT_SEL_HPLED_FLASH_MAX 0x1f |
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#define ADP1653_REG_OUT_SEL_HPLED_SHIFT 3 |
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#define ADP1653_REG_OUT_SEL_ILED_MAX 0x07 |
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#define ADP1653_REG_OUT_SEL_ILED_SHIFT 0 |
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#define ADP1653_REG_CONFIG 0x01 |
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#define ADP1653_REG_CONFIG_TMR_CFG (1 << 4) |
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#define ADP1653_REG_CONFIG_TMR_SET_MAX 0x0f |
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#define ADP1653_REG_CONFIG_TMR_SET_SHIFT 0 |
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#define ADP1653_REG_SW_STROBE 0x02 |
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#define ADP1653_REG_SW_STROBE_SW_STROBE (1 << 0) |
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#define ADP1653_REG_FAULT 0x03 |
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#define ADP1653_REG_FAULT_FLT_SCP (1 << 3) |
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#define ADP1653_REG_FAULT_FLT_OT (1 << 2) |
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#define ADP1653_REG_FAULT_FLT_TMR (1 << 1) |
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#define ADP1653_REG_FAULT_FLT_OV (1 << 0) |
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#define ADP1653_INDICATOR_INTENSITY_MIN 0 |
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#define ADP1653_INDICATOR_INTENSITY_STEP 2500 |
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#define ADP1653_INDICATOR_INTENSITY_MAX \ |
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(ADP1653_REG_OUT_SEL_ILED_MAX * ADP1653_INDICATOR_INTENSITY_STEP) |
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#define ADP1653_INDICATOR_INTENSITY_uA_TO_REG(a) \ |
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((a) / ADP1653_INDICATOR_INTENSITY_STEP) |
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#define ADP1653_INDICATOR_INTENSITY_REG_TO_uA(a) \ |
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((a) * ADP1653_INDICATOR_INTENSITY_STEP) |
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#define ADP1653_FLASH_INTENSITY_BASE 35 |
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#define ADP1653_FLASH_INTENSITY_STEP 15 |
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#define ADP1653_FLASH_INTENSITY_MIN \ |
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(ADP1653_FLASH_INTENSITY_BASE \ |
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+ ADP1653_REG_OUT_SEL_HPLED_FLASH_MIN * ADP1653_FLASH_INTENSITY_STEP) |
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#define ADP1653_FLASH_INTENSITY_MAX \ |
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(ADP1653_FLASH_INTENSITY_MIN + \ |
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(ADP1653_REG_OUT_SEL_HPLED_FLASH_MAX - \ |
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ADP1653_REG_OUT_SEL_HPLED_FLASH_MIN + 1) * \ |
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ADP1653_FLASH_INTENSITY_STEP) |
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#define ADP1653_FLASH_INTENSITY_mA_TO_REG(a) \ |
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((a) < ADP1653_FLASH_INTENSITY_BASE ? 0 : \ |
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(((a) - ADP1653_FLASH_INTENSITY_BASE) / ADP1653_FLASH_INTENSITY_STEP)) |
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#define ADP1653_FLASH_INTENSITY_REG_TO_mA(a) \ |
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((a) * ADP1653_FLASH_INTENSITY_STEP + ADP1653_FLASH_INTENSITY_BASE) |
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#define ADP1653_TORCH_INTENSITY_MIN \ |
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(ADP1653_FLASH_INTENSITY_BASE \ |
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+ ADP1653_REG_OUT_SEL_HPLED_TORCH_MIN * ADP1653_FLASH_INTENSITY_STEP) |
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#define ADP1653_TORCH_INTENSITY_MAX \ |
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(ADP1653_TORCH_INTENSITY_MIN + \ |
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(ADP1653_REG_OUT_SEL_HPLED_TORCH_MAX - \ |
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ADP1653_REG_OUT_SEL_HPLED_TORCH_MIN + 1) * \ |
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ADP1653_FLASH_INTENSITY_STEP) |
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struct adp1653_platform_data { |
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int (*power)(struct v4l2_subdev *sd, int on); |
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u32 max_flash_timeout; /* flash light timeout in us */ |
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u32 max_flash_intensity; /* led intensity, flash mode, mA */ |
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u32 max_torch_intensity; /* led intensity, torch mode, mA */ |
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u32 max_indicator_intensity; /* indicator led intensity, uA */ |
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struct gpio_desc *enable_gpio; /* for device-tree based boot */ |
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}; |
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#define to_adp1653_flash(sd) container_of(sd, struct adp1653_flash, subdev) |
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struct adp1653_flash { |
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struct v4l2_subdev subdev; |
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struct adp1653_platform_data *platform_data; |
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struct v4l2_ctrl_handler ctrls; |
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struct v4l2_ctrl *led_mode; |
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struct v4l2_ctrl *flash_timeout; |
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struct v4l2_ctrl *flash_intensity; |
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struct v4l2_ctrl *torch_intensity; |
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struct v4l2_ctrl *indicator_intensity; |
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struct mutex power_lock; |
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int power_count; |
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int fault; |
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}; |
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#endif /* ADP1653_H */
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