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/*
* linux/arch/arm/mach-omap2/clock.h
*
* Copyright (C) 2005 Texas Instruments Inc.
* Richard Woodruff <r-woodruff2@ti.com>
* Created for OMAP2.
*
* Copyright (C) 2004 Nokia corporation
* Written by Tuukka Tikkanen <tuukka.tikkanen@elektrobit.com>
* Based on clocks.h by Tony Lindgren, Gordon McNutt and RidgeRun, Inc
*
* Copyright (C) 2007 Texas Instruments, Inc.
* Copyright (C) 2007 Nokia Corporation
* 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_ARM_MACH_OMAP2_CLOCK_H
#define __ARCH_ARM_MACH_OMAP2_CLOCK_H
#include <asm/arch/clock.h>
int omap2_clk_enable(struct clk *clk);
void omap2_clk_disable(struct clk *clk);
long omap2_clk_round_rate(struct clk *clk, unsigned long rate);
int omap2_clk_set_rate(struct clk *clk, unsigned long rate);
int omap2_clk_set_parent(struct clk *clk, struct clk *new_parent);
#ifdef CONFIG_OMAP_RESET_CLOCKS
void omap2_clk_disable_unused(struct clk *clk);
#else
#define omap2_clk_disable_unused NULL
#endif
void omap2_clksel_recalc(struct clk *clk);
void omap2_init_clksel_parent(struct clk *clk);
u32 omap2_clksel_get_divisor(struct clk *clk);
u32 omap2_clksel_round_rate_div(struct clk *clk, unsigned long target_rate,
u32 *new_div);
u32 omap2_clksel_to_divisor(struct clk *clk, u32 field_val);
u32 omap2_divisor_to_clksel(struct clk *clk, u32 div);
void omap2_fixed_divisor_recalc(struct clk *clk);
long omap2_clksel_round_rate(struct clk *clk, unsigned long target_rate);
int omap2_clksel_set_rate(struct clk *clk, unsigned long rate);
u32 omap2_get_dpll_rate(struct clk *clk);
int omap2_wait_clock_ready(void __iomem *reg, u32 cval, const char *name);
extern u8 cpu_mask;
/* clksel_rate data common to 24xx/343x */
static const struct clksel_rate gpt_32k_rates[] = {
{ .div = 1, .val = 0, .flags = RATE_IN_24XX | RATE_IN_343X | DEFAULT_RATE },
{ .div = 0 }
};
static const struct clksel_rate gpt_sys_rates[] = {
{ .div = 1, .val = 1, .flags = RATE_IN_24XX | RATE_IN_343X | DEFAULT_RATE },
{ .div = 0 }
};
static const struct clksel_rate gfx_l3_rates[] = {
{ .div = 1, .val = 1, .flags = RATE_IN_24XX | RATE_IN_343X },
{ .div = 2, .val = 2, .flags = RATE_IN_24XX | RATE_IN_343X | DEFAULT_RATE },
{ .div = 3, .val = 3, .flags = RATE_IN_243X | RATE_IN_343X },
{ .div = 4, .val = 4, .flags = RATE_IN_243X | RATE_IN_343X },
{ .div = 0 }
};
#endif
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