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Based on 1 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 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 extracted by the scancode license scanner the SPDX license identifier GPL-2.0-only has been chosen to replace the boilerplate/reference in 655 file(s). Signed-off-by: Thomas Gleixner <tglx@linutronix.de> Reviewed-by: Allison Randal <allison@lohutok.net> Reviewed-by: Kate Stewart <kstewart@linuxfoundation.org> Reviewed-by: Richard Fontana <rfontana@redhat.com> Cc: linux-spdx@vger.kernel.org Link: https://lkml.kernel.org/r/20190527070034.575739538@linutronix.de Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
131 lines
3.2 KiB
C
131 lines
3.2 KiB
C
/* SPDX-License-Identifier: GPL-2.0-only */
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/*
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* omap3isp.h
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*
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* TI OMAP3 ISP - Bus Configuration
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*
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* Copyright (C) 2011 Nokia Corporation
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*
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* Contacts: Laurent Pinchart <laurent.pinchart@ideasonboard.com>
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* Sakari Ailus <sakari.ailus@iki.fi>
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*/
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#ifndef __OMAP3ISP_H__
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#define __OMAP3ISP_H__
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enum isp_interface_type {
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ISP_INTERFACE_PARALLEL,
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ISP_INTERFACE_CSI2A_PHY2,
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ISP_INTERFACE_CCP2B_PHY1,
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ISP_INTERFACE_CCP2B_PHY2,
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ISP_INTERFACE_CSI2C_PHY1,
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};
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/**
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* struct isp_parallel_cfg - Parallel interface configuration
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* @data_lane_shift: Data lane shifter
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* 0 - CAMEXT[13:0] -> CAM[13:0]
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* 2 - CAMEXT[13:2] -> CAM[11:0]
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* 4 - CAMEXT[13:4] -> CAM[9:0]
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* 6 - CAMEXT[13:6] -> CAM[7:0]
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* @clk_pol: Pixel clock polarity
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* 0 - Sample on rising edge, 1 - Sample on falling edge
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* @hs_pol: Horizontal synchronization polarity
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* 0 - Active high, 1 - Active low
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* @vs_pol: Vertical synchronization polarity
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* 0 - Active high, 1 - Active low
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* @fld_pol: Field signal polarity
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* 0 - Positive, 1 - Negative
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* @data_pol: Data polarity
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* 0 - Normal, 1 - One's complement
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* @bt656: Data contain BT.656 embedded synchronization
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*/
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struct isp_parallel_cfg {
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unsigned int data_lane_shift:3;
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unsigned int clk_pol:1;
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unsigned int hs_pol:1;
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unsigned int vs_pol:1;
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unsigned int fld_pol:1;
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unsigned int data_pol:1;
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unsigned int bt656:1;
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};
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enum {
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ISP_CCP2_PHY_DATA_CLOCK = 0,
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ISP_CCP2_PHY_DATA_STROBE = 1,
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};
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enum {
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ISP_CCP2_MODE_MIPI = 0,
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ISP_CCP2_MODE_CCP2 = 1,
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};
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/**
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* struct isp_csiphy_lane: CCP2/CSI2 lane position and polarity
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* @pos: position of the lane
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* @pol: polarity of the lane
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*/
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struct isp_csiphy_lane {
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u8 pos;
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u8 pol;
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};
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#define ISP_CSIPHY1_NUM_DATA_LANES 1
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#define ISP_CSIPHY2_NUM_DATA_LANES 2
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/**
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* struct isp_csiphy_lanes_cfg - CCP2/CSI2 lane configuration
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* @data: Configuration of one or two data lanes
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* @clk: Clock lane configuration
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*/
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struct isp_csiphy_lanes_cfg {
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struct isp_csiphy_lane data[ISP_CSIPHY2_NUM_DATA_LANES];
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struct isp_csiphy_lane clk;
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};
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/**
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* struct isp_ccp2_cfg - CCP2 interface configuration
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* @strobe_clk_pol: Strobe/clock polarity
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* 0 - Non Inverted, 1 - Inverted
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* @crc: Enable the cyclic redundancy check
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* @ccp2_mode: Enable CCP2 compatibility mode
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* ISP_CCP2_MODE_MIPI - MIPI-CSI1 mode
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* ISP_CCP2_MODE_CCP2 - CCP2 mode
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* @phy_layer: Physical layer selection
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* ISP_CCP2_PHY_DATA_CLOCK - Data/clock physical layer
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* ISP_CCP2_PHY_DATA_STROBE - Data/strobe physical layer
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* @vpclk_div: Video port output clock control
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*/
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struct isp_ccp2_cfg {
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unsigned int strobe_clk_pol:1;
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unsigned int crc:1;
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unsigned int ccp2_mode:1;
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unsigned int phy_layer:1;
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unsigned int vpclk_div:2;
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unsigned int vp_clk_pol:1;
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struct isp_csiphy_lanes_cfg lanecfg;
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};
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/**
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* struct isp_csi2_cfg - CSI2 interface configuration
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* @crc: Enable the cyclic redundancy check
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* @lanecfg: CSI-2 lane configuration
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* @num_data_lanes: The number of data lanes in use
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*/
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struct isp_csi2_cfg {
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unsigned crc:1;
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struct isp_csiphy_lanes_cfg lanecfg;
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u8 num_data_lanes;
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};
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struct isp_bus_cfg {
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enum isp_interface_type interface;
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union {
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struct isp_parallel_cfg parallel;
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struct isp_ccp2_cfg ccp2;
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struct isp_csi2_cfg csi2;
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} bus; /* gcc < 4.6.0 chokes on anonymous union initializers */
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};
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#endif /* __OMAP3ISP_H__ */
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