omap_opp_data.h

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/*
 * OMAP SoC specific OPP Data helpers
 *
 * Copyright (C) 2009-2010 Texas Instruments Incorporated - http://www.ti.com/
 *  Nishanth Menon
 *  Kevin Hilman
 * Copyright (C) 2010 Nokia Corporation.
 *      Eduardo Valentin
 *
 * This program is free software; you can redistribute it and/or modify
 * it under the terms of the GNU General Public License version 2 as
 * published by the Free Software Foundation.
 *
 * This program is distributed "as is" WITHOUT ANY WARRANTY of any
 * kind, whether express or implied; without even the implied warranty
 * of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU General Public License for more details.
 */
#ifndef __ARCH_ARM_MACH_OMAP2_OMAP_OPP_DATA_H
#define __ARCH_ARM_MACH_OMAP2_OMAP_OPP_DATA_H

#include <plat/omap_hwmod.h>

#include "voltage.h"

/*
 * *BIG FAT WARNING*:
 * USE the following ONLY in opp data initialization common to an SoC.
 * DO NOT USE these in board files/pm core etc.
 */

struct omap_opp_def {
    char *hwmod_name;

    unsigned long freq;
    unsigned long u_volt;

    bool default_available;
};

/*
 * Initialization wrapper used to define an OPP for OMAP variants.
 */
#define OPP_INITIALIZER(_hwmod_name, _enabled, _freq, _uv)  \
{                               \
    .hwmod_name = _hwmod_name,              \
    .default_available  = _enabled,         \
    .freq       = _freq,                \
    .u_volt     = _uv,                  \
}

/*
 * Initialization wrapper used to define SmartReflex process data
 * XXX Is this needed?  Just use C99 initializers in data files?
 */
#define VOLT_DATA_DEFINE(_v_nom, _efuse_offs, _errminlimit, _errgain)  \
{                                      \
    .volt_nominal   = _v_nom,                      \
    .sr_efuse_offs  = _efuse_offs,                     \
    .sr_errminlimit = _errminlimit,                    \
    .vp_errgain = _errgain                     \
}

/* Use this to initialize the default table */
extern int __init omap_init_opp_table(struct omap_opp_def *opp_def,
        u32 opp_def_size);


extern struct omap_volt_data omap34xx_vddmpu_volt_data[];
extern struct omap_volt_data omap34xx_vddcore_volt_data[];
extern struct omap_volt_data omap36xx_vddmpu_volt_data[];
extern struct omap_volt_data omap36xx_vddcore_volt_data[];

extern struct omap_volt_data omap44xx_vdd_mpu_volt_data[];
extern struct omap_volt_data omap44xx_vdd_iva_volt_data[];
extern struct omap_volt_data omap44xx_vdd_core_volt_data[];

#endif      /* __ARCH_ARM_MACH_OMAP2_OMAP_OPP_DATA_H */