/* SPDX-License-Identifier: GPL-2.0+ */
/*
 * Copyright 2020-2022 Bootlin
 * Author: Paul Kocialkowski <paul.kocialkowski@bootlin.com>
 */

#ifndef _SUN6I_MIPI_CSI2_H_
#define _SUN6I_MIPI_CSI2_H_

#include <linux/phy/phy.h>
#include <linux/regmap.h>
#include <linux/reset.h>
#include <media/v4l2-device.h>
#include <media/v4l2-fwnode.h>

#define SUN6I_MIPI_CSI2_NAME    "sun6i-mipi-csi2"

enum sun6i_mipi_csi2_pad {
        SUN6I_MIPI_CSI2_PAD_SINK        = 0,
        SUN6I_MIPI_CSI2_PAD_SOURCE      = 1,
        SUN6I_MIPI_CSI2_PAD_COUNT       = 2,
};

struct sun6i_mipi_csi2_format {
        u32     mbus_code;
        u8      data_type;
        u32     bpp;
};

struct sun6i_mipi_csi2_bridge {
        struct v4l2_subdev              subdev;
        struct media_pad                pads[SUN6I_MIPI_CSI2_PAD_COUNT];
        struct v4l2_fwnode_endpoint     endpoint;
        struct v4l2_async_notifier      notifier;
        struct v4l2_mbus_framefmt       mbus_format;
        struct mutex                    lock; /* Mbus format lock. */

        struct v4l2_subdev              *source_subdev;
};

struct sun6i_mipi_csi2_device {
        struct device                   *dev;

        struct regmap                   *regmap;
        struct clk                      *clock_mod;
        struct reset_control            *reset;
        struct phy                      *dphy;

        struct sun6i_mipi_csi2_bridge   bridge;
};

#endif