a25be18dfb
Manage the camera sensor clock in the host driver rather than leaving this task for sensor drivers. The clock frequency must be passed in the sensor's and host driver's platform data. Signed-off-by: Sylwester Nawrocki <s.nawrocki@samsung.com> Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
61 lines
1.6 KiB
C
61 lines
1.6 KiB
C
/*
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* Samsung S5P SoC camera interface driver header
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*
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* Copyright (c) 2010 Samsung Electronics Co., Ltd
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* Author: Sylwester Nawrocki, <s.nawrocki@samsung.com>
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License version 2 as
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* published by the Free Software Foundation.
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*/
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#ifndef S5P_FIMC_H_
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#define S5P_FIMC_H_
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enum cam_bus_type {
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FIMC_ITU_601 = 1,
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FIMC_ITU_656,
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FIMC_MIPI_CSI2,
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FIMC_LCD_WB, /* FIFO link from LCD mixer */
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};
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#define FIMC_CLK_INV_PCLK (1 << 0)
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#define FIMC_CLK_INV_VSYNC (1 << 1)
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#define FIMC_CLK_INV_HREF (1 << 2)
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#define FIMC_CLK_INV_HSYNC (1 << 3)
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struct i2c_board_info;
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/**
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* struct s5p_fimc_isp_info - image sensor information required for host
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* interace configuration.
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*
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* @board_info: pointer to I2C subdevice's board info
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* @clk_frequency: frequency of the clock the host interface provides to sensor
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* @bus_type: determines bus type, MIPI, ITU-R BT.601 etc.
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* @i2c_bus_num: i2c control bus id the sensor is attached to
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* @mux_id: FIMC camera interface multiplexer index (separate for MIPI and ITU)
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* @flags: flags defining bus signals polarity inversion (High by default)
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*/
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struct s5p_fimc_isp_info {
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struct i2c_board_info *board_info;
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unsigned long clk_frequency;
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enum cam_bus_type bus_type;
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u16 i2c_bus_num;
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u16 mux_id;
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u16 flags;
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};
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#define FIMC_MAX_CAMIF_CLIENTS 2
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/**
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* struct s5p_platform_fimc - camera host interface platform data
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*
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* @isp_info: properties of camera sensor required for host interface setup
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*/
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struct s5p_platform_fimc {
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struct s5p_fimc_isp_info *isp_info[FIMC_MAX_CAMIF_CLIENTS];
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};
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#endif /* S5P_FIMC_H_ */
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