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/*
* TI OMAP4 ISS V4L2 Driver - CSI PHY module
*
* Copyright (C) 2012 Texas Instruments, Inc.
*
* Author: Sergio Aguirre <sergio.a.aguirre@gmail.com>
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, or
* (at your option) any later version.
*/
#ifndef OMAP4_ISS_CSI_PHY_H
#define OMAP4_ISS_CSI_PHY_H
#include <media/omap4iss.h>
struct iss_csi2_device;
struct iss_csiphy_dphy_cfg {
u8 ths_term;
u8 ths_settle;
u8 tclk_term;
unsigned tclk_miss:1;
u8 tclk_settle;
};
struct iss_csiphy {
struct iss_device *iss;
struct mutex mutex; /* serialize csiphy configuration */
u8 phy_in_use;
struct iss_csi2_device *csi2;
/* Pointer to register remaps into kernel space */
void __iomem *cfg_regs;
void __iomem *phy_regs;
u8 max_data_lanes; /* number of CSI2 Data Lanes supported */
u8 used_data_lanes; /* number of CSI2 Data Lanes used */
struct iss_csiphy_lanes_cfg lanes;
struct iss_csiphy_dphy_cfg dphy;
};
int omap4iss_csiphy_config(struct iss_device *iss,
struct v4l2_subdev *csi2_subdev);
int omap4iss_csiphy_acquire(struct iss_csiphy *phy);
void omap4iss_csiphy_release(struct iss_csiphy *phy);
int omap4iss_csiphy_init(struct iss_device *iss);
#endif /* OMAP4_ISS_CSI_PHY_H */
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