asoc-ti-mcbsp.h

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/*
 * arch/arm/plat-omap/include/mach/mcbsp.h
 *
 * Defines for Multi-Channel Buffered Serial Port
 *
 * Copyright (C) 2002 RidgeRun, Inc.
 * Author: Steve Johnson
 *
 * 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.
 *
 * 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.
 *
 * You should have received a copy of the GNU General Public License
 * along with this program; if not, write to the Free Software
 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
 *
 */
#ifndef __ASM_ARCH_OMAP_MCBSP_H
#define __ASM_ARCH_OMAP_MCBSP_H

#include <linux/spinlock.h>
#include <linux/clk.h>

#define MCBSP_CONFIG_TYPE2  0x2
#define MCBSP_CONFIG_TYPE3  0x3
#define MCBSP_CONFIG_TYPE4  0x4

/* Platform specific configuration */
struct omap_mcbsp_ops {
    void (*request)(unsigned int);
    void (*free)(unsigned int);
};

struct omap_mcbsp_platform_data {
    struct omap_mcbsp_ops *ops;
    u16 buffer_size;
    u8 reg_size;
    u8 reg_step;

    /* McBSP platform and instance specific features */
    bool has_wakeup; /* Wakeup capability */
    bool has_ccr; /* Transceiver has configuration control registers */
    int (*enable_st_clock)(unsigned int, bool);
};

struct omap_mcbsp_dev_attr {
    const char *sidetone;
};

#endif