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https://github.com/AsahiLinux/u-boot
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1a4596601f
Signed-off-by: Wolfgang Denk <wd@denx.de> [trini: Fixup common/cmd_io.c] Signed-off-by: Tom Rini <trini@ti.com>
27 lines
527 B
C
27 lines
527 B
C
/*
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* (C) Copyright 2010
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* Matthias Weisser <weisserm@arcor.de>
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*
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* SPDX-License-Identifier: GPL-2.0+
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*/
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#include <common.h>
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#include <asm/io.h>
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#include <asm/arch/hardware.h>
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/*
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* Get the peripheral bus frequency depending on pll pin settings
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*/
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ulong get_bus_freq(ulong dummy)
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{
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struct mb86r0x_crg * crg = (struct mb86r0x_crg *)
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MB86R0x_CRG_BASE;
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uint32_t pllmode;
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pllmode = readl(&crg->crpr) & MB86R0x_CRG_CRPR_PLLMODE;
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if (pllmode == MB86R0x_CRG_CRPR_PLLMODE_X20)
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return 40000000;
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return 41164767;
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}
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