/*-
 * Copyright (c) 2014 Ruslan Bukin <br@bsdpad.com>
 * All rights reserved.
 *
 * This software was developed by SRI International and the University of
 * Cambridge Computer Laboratory under DARPA/AFRL contract (FA8750-10-C-0237)
 * ("CTSRD"), as part of the DARPA CRASH research programme.
 *
 * Redistribution and use in source and binary forms, with or without
 * modification, are permitted provided that the following conditions
 * are met:
 * 1. Redistributions of source code must retain the above copyright
 *    notice, this list of conditions and the following disclaimer.
 * 2. Redistributions in binary form must reproduce the above copyright
 *    notice, this list of conditions and the following disclaimer in the
 *    documentation and/or other materials provided with the distribution.
 *
 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
 * ARE DISCLAIMED.  IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
 * SUCH DAMAGE.
 */

#ifndef DEV_MMC_HOST_DWMMC_VAR_H
#define DEV_MMC_HOST_DWMMC_VAR_H

#include <dev/clk/clk.h>
#include <dev/hwreset/hwreset.h>
#include <dev/regulator/regulator.h>

#include "opt_mmccam.h"

#include <cam/mmc/mmc_sim.h>

enum {
        HWTYPE_NONE,
        HWTYPE_ALTERA,
        HWTYPE_EXYNOS,
        HWTYPE_HISILICON,
        HWTYPE_ROCKCHIP,
};

struct dwmmc_softc {
        struct resource         *res[2];
        device_t                dev;
        void                    *intr_cookie;
        struct mmc_host         host;
        struct mmc_helper       mmc_helper;
        struct mtx              sc_mtx;
#ifdef MMCCAM
        union ccb *             ccb;
        struct mmc_sim          mmc_sim;
#else
        struct mmc_request      *req;
#endif
        struct mmc_command      *curcmd;
        uint32_t                flags;
        uint32_t                hwtype;
        uint32_t                use_auto_stop;
        uint32_t                use_pio;
        device_t                child;
        struct task             card_task;      /* Card presence check task */
        struct timeout_task     card_delayed_task;/* Card insert delayed task */

        int                     (*update_ios)(struct dwmmc_softc *sc, struct mmc_ios *ios);

        bus_dma_tag_t           desc_tag;
        bus_dmamap_t            desc_map;
        struct idmac_desc       *desc_ring;
        bus_addr_t              desc_ring_paddr;
        bus_dma_tag_t           buf_tag;
        bus_dmamap_t            buf_map;

        uint32_t                bus_busy;
        uint32_t                dto_rcvd;
        uint32_t                acd_rcvd;
        uint32_t                cmd_done;
        uint64_t                bus_hz;
        uint32_t                fifo_depth;
        uint32_t                num_slots;
        uint32_t                sdr_timing;
        uint32_t                ddr_timing;

        clk_t                   biu;
        clk_t                   ciu;
        hwreset_t               hwreset;
        regulator_t             vmmc;
        regulator_t             vqmmc;
};

DECLARE_CLASS(dwmmc_driver);

int dwmmc_attach(device_t);
int dwmmc_detach(device_t);

#endif