arch/arm/mach-omap2/cm.h


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/*
 * OMAP2+ Clock Management prototypes
 *
 * Copyright (C) 2007-2009 Texas Instruments, Inc.
 * Copyright (C) 2007-2009 Nokia Corporation
 *
 * Written by Paul Walmsley
 *
 * 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.
 */
#ifndef __ARCH_ASM_MACH_OMAP2_CM_H
#define __ARCH_ASM_MACH_OMAP2_CM_H

/*
 * MAX_MODULE_READY_TIME: max duration in microseconds to wait for the
 * PRCM to request that a module exit the inactive state in the case of
 * OMAP2 & 3.
 * In the case of OMAP4 this is the max duration in microseconds for the
 * module to reach the functionnal state from an inactive state.
 */
#define MAX_MODULE_READY_TIME		2000

/*
 * MAX_MODULE_DISABLE_TIME: max duration in microseconds to wait for
 * the PRCM to request that a module enter the inactive state in the
 * case of OMAP2 & 3.  In the case of OMAP4 this is the max duration
 * in microseconds for the module to reach the inactive state from
 * a functional state.
 * XXX FSUSB on OMAP4430 takes ~4ms to idle after reset during
 * kernel init.
 */
#define MAX_MODULE_DISABLE_TIME		5000

# ifndef __ASSEMBLER__

/**
 * struct cm_ll_data - fn ptrs to per-SoC CM function implementations
 */
struct cm_ll_data {};

extern int cm_register(struct cm_ll_data *cld);
extern int cm_unregister(struct cm_ll_data *cld);

# endif

#endif