0b195812df
This allows booting on legacy, non-device-tree aware versions of U-boot. Signed-off-by: Scott Wood <scottwood@freescale.com> Acked-by: David Gibson <david@gibson.dropbear.id.au> Signed-off-by: Paul Mackerras <paulus@samba.org>
46 lines
1.1 KiB
C
46 lines
1.1 KiB
C
/*
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* Old U-boot compatibility for 8xx
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*
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* Author: Scott Wood <scottwood@freescale.com>
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*
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* Copyright (c) 2007 Freescale Semiconductor, Inc.
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*
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* This program is free software; you can redistribute it and/or modify it
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* under the terms of the GNU General Public License version 2 as published
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* by the Free Software Foundation.
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*/
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#include "ops.h"
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#include "stdio.h"
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#include "cuboot.h"
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#define TARGET_8xx
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#define TARGET_HAS_ETH1
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#include "ppcboot.h"
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static bd_t bd;
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static void platform_fixups(void)
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{
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void *node;
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dt_fixup_memory(bd.bi_memstart, bd.bi_memsize);
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dt_fixup_mac_addresses(bd.bi_enetaddr, bd.bi_enet1addr);
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dt_fixup_cpu_clocks(bd.bi_intfreq, bd.bi_busfreq / 16, bd.bi_busfreq);
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node = finddevice("/soc/cpm");
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if (node) {
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setprop(node, "clock-frequency", &bd.bi_busfreq, 4);
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setprop(node, "fsl,brg-frequency", &bd.bi_busfreq, 4);
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}
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}
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void platform_init(unsigned long r3, unsigned long r4, unsigned long r5,
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unsigned long r6, unsigned long r7)
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{
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CUBOOT_INIT();
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ft_init(_dtb_start, _dtb_end - _dtb_start, 32);
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serial_console_init();
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platform_ops.fixups = platform_fixups;
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}
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