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torvalds
GitHub Repository: torvalds/linux
 Path: blob/master/arch/arm/mach-omap2/clock.h
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/* SPDX-License-Identifier: GPL-2.0-only */

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/*

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 *  linux/arch/arm/mach-omap2/clock.h

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 *

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 *  Copyright (C) 2005-2009 Texas Instruments, Inc.

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 *  Copyright (C) 2004-2011 Nokia Corporation

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 *

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 *  Contacts:

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 *  Richard Woodruff <[email protected]>

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 *  Paul Walmsley

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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 <linux/kernel.h>

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#include <linux/list.h>

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#include <linux/clkdev.h>

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#include <linux/clk-provider.h>

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#include <linux/clk/ti.h>

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/* struct clksel_rate.flags possibilities */

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#define RATE_IN_242X		(1 << 0)

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#define RATE_IN_243X		(1 << 1)

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#define RATE_IN_3430ES1		(1 << 2)	/* 3430ES1 rates only */

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#define RATE_IN_3430ES2PLUS	(1 << 3)	/* 3430 ES >= 2 rates only */

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#define RATE_IN_36XX		(1 << 4)

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#define RATE_IN_4430		(1 << 5)

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#define RATE_IN_TI816X		(1 << 6)

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#define RATE_IN_4460		(1 << 7)

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#define RATE_IN_AM33XX		(1 << 8)

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#define RATE_IN_TI814X		(1 << 9)

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#define RATE_IN_24XX		(RATE_IN_242X | RATE_IN_243X)

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#define RATE_IN_34XX		(RATE_IN_3430ES1 | RATE_IN_3430ES2PLUS)

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#define RATE_IN_3XXX		(RATE_IN_34XX | RATE_IN_36XX)

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#define RATE_IN_44XX		(RATE_IN_4430 | RATE_IN_4460)

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/* RATE_IN_3430ES2PLUS_36XX includes 34xx/35xx with ES >=2, and all 36xx/37xx */

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#define RATE_IN_3430ES2PLUS_36XX	(RATE_IN_3430ES2PLUS | RATE_IN_36XX)

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/* CM_CLKSEL2_PLL.CORE_CLK_SRC bits (2XXX) */

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#define CORE_CLK_SRC_32K		0x0

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#define CORE_CLK_SRC_DPLL		0x1

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#define CORE_CLK_SRC_DPLL_X2		0x2

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/* OMAP2xxx CM_CLKEN_PLL.EN_DPLL bits - for omap2_get_dpll_rate() */

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#define OMAP2XXX_EN_DPLL_LPBYPASS		0x1

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#define OMAP2XXX_EN_DPLL_FRBYPASS		0x2

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#define OMAP2XXX_EN_DPLL_LOCKED			0x3

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/* OMAP3xxx CM_CLKEN_PLL*.EN_*_DPLL bits - for omap2_get_dpll_rate() */

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#define OMAP3XXX_EN_DPLL_LPBYPASS		0x5

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#define OMAP3XXX_EN_DPLL_FRBYPASS		0x6

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#define OMAP3XXX_EN_DPLL_LOCKED			0x7

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/* OMAP4xxx CM_CLKMODE_DPLL*.EN_*_DPLL bits - for omap2_get_dpll_rate() */

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#define OMAP4XXX_EN_DPLL_MNBYPASS		0x4

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#define OMAP4XXX_EN_DPLL_LPBYPASS		0x5

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#define OMAP4XXX_EN_DPLL_FRBYPASS		0x6

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#define OMAP4XXX_EN_DPLL_LOCKED			0x7

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extern struct ti_clk_ll_ops omap_clk_ll_ops;

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int __init omap2_clk_setup_ll_ops(void);

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void __init ti_clk_init_features(void);

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#endif

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