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awilliam
GitHub Repository: awilliam/linux-vfio
 Path: blob/master/arch/arm/mach-nuc93x/include/mach/regs-clock.h
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/*

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 * arch/arm/mach-nuc93x/include/mach/regs-clock.h

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 *

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 * Copyright (c) 2008 Nuvoton technology corporation.

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 *

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 * Wan ZongShun <[email protected]>

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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 as published by

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 * the Free Software Foundation;version 2 of the License.

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 *

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 */

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#ifndef __ASM_ARCH_REGS_CLOCK_H

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#define __ASM_ARCH_REGS_CLOCK_H

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/* Clock Control Registers  */

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#define CLK_BA		NUC93X_VA_CLKPWR

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#define REG_CLKEN	(CLK_BA + 0x00)

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#define REG_CLKSEL	(CLK_BA + 0x04)

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#define REG_CLKDIV	(CLK_BA + 0x08)

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#define REG_PLLCON0	(CLK_BA + 0x0C)

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#define REG_PLLCON1	(CLK_BA + 0x10)

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#define REG_PMCON	(CLK_BA + 0x14)

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#define REG_IRQWAKECON	(CLK_BA + 0x18)

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#define REG_IRQWAKEFLAG	(CLK_BA + 0x1C)

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#define REG_IPSRST	(CLK_BA + 0x20)

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#define REG_CLKEN1	(CLK_BA + 0x24)

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#define REG_CLKDIV1	(CLK_BA + 0x28)

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/* Define PLL freq setting */

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#define PLL_DISABLE		0x12B63

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#define	PLL_66MHZ		0x2B63

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#define	PLL_100MHZ		0x4F64

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#define PLL_120MHZ		0x4F63

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#define	PLL_166MHZ		0x4124

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#define	PLL_200MHZ		0x4F24

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/* Define AHB:CPUFREQ ratio */

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#define	AHB_CPUCLK_1_1		0x00

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#define	AHB_CPUCLK_1_2		0x01

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#define	AHB_CPUCLK_1_4		0x02

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#define	AHB_CPUCLK_1_8		0x03

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/* Define APB:AHB ratio */

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#define APB_AHB_1_2		0x01

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#define APB_AHB_1_4		0x02

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#define APB_AHB_1_8		0x03

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/* Define clock skew */

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#define DEFAULTSKEW		0x48

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#endif /*  __ASM_ARCH_REGS_CLOCK_H */

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