52 lines
1.4 KiB
C
52 lines
1.4 KiB
C
/*
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* TI OMAP4 ISS V4L2 Driver - CSI PHY module
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*
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* Copyright (C) 2012 Texas Instruments, Inc.
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*
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* Author: Sergio Aguirre <sergio.a.aguirre@gmail.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 as published by
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* the Free Software Foundation; either version 2 of the License, or
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* (at your option) any later version.
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*/
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#ifndef OMAP4_ISS_CSI_PHY_H
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#define OMAP4_ISS_CSI_PHY_H
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#include <linux/platform_data/media/omap4iss.h>
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struct iss_csi2_device;
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struct iss_csiphy_dphy_cfg {
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u8 ths_term;
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u8 ths_settle;
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u8 tclk_term;
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unsigned tclk_miss:1;
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u8 tclk_settle;
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};
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struct iss_csiphy {
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struct iss_device *iss;
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struct mutex mutex; /* serialize csiphy configuration */
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u8 phy_in_use;
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struct iss_csi2_device *csi2;
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/* memory resources, as defined in enum iss_mem_resources */
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unsigned int cfg_regs;
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unsigned int phy_regs;
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u8 max_data_lanes; /* number of CSI2 Data Lanes supported */
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u8 used_data_lanes; /* number of CSI2 Data Lanes used */
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struct iss_csiphy_lanes_cfg lanes;
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struct iss_csiphy_dphy_cfg dphy;
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};
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int omap4iss_csiphy_config(struct iss_device *iss,
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struct v4l2_subdev *csi2_subdev);
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int omap4iss_csiphy_acquire(struct iss_csiphy *phy);
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void omap4iss_csiphy_release(struct iss_csiphy *phy);
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int omap4iss_csiphy_init(struct iss_device *iss);
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#endif /* OMAP4_ISS_CSI_PHY_H */
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