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https://github.com/edk2-porting/linux-next.git
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a16e97037b
Clean up 24xx clock code to sync it with linux-omap tree. Signed-off-by: Tony Lindgren <tony@atomide.com>
69 lines
2.2 KiB
C
69 lines
2.2 KiB
C
/*
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* linux/arch/arm/mach-omap2/clock.h
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*
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* Copyright (C) 2005-2008 Texas Instruments, Inc.
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* Copyright (C) 2004-2008 Nokia Corporation
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*
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* Contacts:
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* Richard Woodruff <r-woodruff2@ti.com>
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* Paul Walmsley
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License version 2 as
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* published by the Free Software Foundation.
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*/
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#ifndef __ARCH_ARM_MACH_OMAP2_CLOCK_H
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#define __ARCH_ARM_MACH_OMAP2_CLOCK_H
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#include <asm/arch/clock.h>
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int omap2_clk_enable(struct clk *clk);
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void omap2_clk_disable(struct clk *clk);
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long omap2_clk_round_rate(struct clk *clk, unsigned long rate);
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int omap2_clk_set_rate(struct clk *clk, unsigned long rate);
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int omap2_clk_set_parent(struct clk *clk, struct clk *new_parent);
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#ifdef CONFIG_OMAP_RESET_CLOCKS
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void omap2_clk_disable_unused(struct clk *clk);
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#else
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#define omap2_clk_disable_unused NULL
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#endif
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void omap2_clksel_recalc(struct clk *clk);
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void omap2_init_clksel_parent(struct clk *clk);
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u32 omap2_clksel_get_divisor(struct clk *clk);
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u32 omap2_clksel_round_rate_div(struct clk *clk, unsigned long target_rate,
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u32 *new_div);
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u32 omap2_clksel_to_divisor(struct clk *clk, u32 field_val);
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u32 omap2_divisor_to_clksel(struct clk *clk, u32 div);
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void omap2_fixed_divisor_recalc(struct clk *clk);
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long omap2_clksel_round_rate(struct clk *clk, unsigned long target_rate);
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int omap2_clksel_set_rate(struct clk *clk, unsigned long rate);
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u32 omap2_get_dpll_rate(struct clk *clk);
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int omap2_wait_clock_ready(void __iomem *reg, u32 cval, const char *name);
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extern u8 cpu_mask;
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/* clksel_rate data common to 24xx/343x */
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static const struct clksel_rate gpt_32k_rates[] = {
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{ .div = 1, .val = 0, .flags = RATE_IN_24XX | RATE_IN_343X | DEFAULT_RATE },
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{ .div = 0 }
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};
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static const struct clksel_rate gpt_sys_rates[] = {
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{ .div = 1, .val = 1, .flags = RATE_IN_24XX | RATE_IN_343X | DEFAULT_RATE },
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{ .div = 0 }
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};
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static const struct clksel_rate gfx_l3_rates[] = {
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{ .div = 1, .val = 1, .flags = RATE_IN_24XX | RATE_IN_343X },
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{ .div = 2, .val = 2, .flags = RATE_IN_24XX | RATE_IN_343X | DEFAULT_RATE },
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{ .div = 3, .val = 3, .flags = RATE_IN_243X | RATE_IN_343X },
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{ .div = 4, .val = 4, .flags = RATE_IN_243X | RATE_IN_343X },
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{ .div = 0 }
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};
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#endif
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