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43234b1ef6
Just for the sake of consistency across the ep93xx-tree. Signed-off-by: Hubert Feurstein <h.feurstein@gmail.com> Acked-by: H Hartley Sweeten <hsweeten@visionengravers.com> Signed-off-by: Russell King <rmk+kernel@arm.linux.org.uk>
28 lines
785 B
C
28 lines
785 B
C
/*
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* arch/arm/mach-ep93xx/include/mach/hardware.h
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*/
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#ifndef __ASM_ARCH_HARDWARE_H
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#define __ASM_ARCH_HARDWARE_H
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#include <mach/ep93xx-regs.h>
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#include <mach/platform.h>
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#define pcibios_assign_all_busses() 0
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/*
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* The EP93xx has two external crystal oscillators. To generate the
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* required high-frequency clocks, the processor uses two phase-locked-
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* loops (PLLs) to multiply the incoming external clock signal to much
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* higher frequencies that are then divided down by programmable dividers
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* to produce the needed clocks. The PLLs operate independently of one
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* another.
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*/
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#define EP93XX_EXT_CLK_RATE 14745600
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#define EP93XX_EXT_RTC_RATE 32768
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#define EP93XX_KEYTCHCLK_DIV4 (EP93XX_EXT_CLK_RATE / 4)
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#define EP93XX_KEYTCHCLK_DIV16 (EP93XX_EXT_CLK_RATE / 16)
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#endif
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