forked from Minki/linux
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
/*
|
|
* Old U-boot compatibility for 8xx
|
|
*
|
|
* Author: Scott Wood <scottwood@freescale.com>
|
|
*
|
|
* Copyright (c) 2007 Freescale Semiconductor, Inc.
|
|
*
|
|
* This program is free software; you can redistribute it and/or modify it
|
|
* under the terms of the GNU General Public License version 2 as published
|
|
* by the Free Software Foundation.
|
|
*/
|
|
|
|
#include "ops.h"
|
|
#include "stdio.h"
|
|
#include "cuboot.h"
|
|
|
|
#define TARGET_8xx
|
|
#define TARGET_HAS_ETH1
|
|
#include "ppcboot.h"
|
|
|
|
static bd_t bd;
|
|
|
|
static void platform_fixups(void)
|
|
{
|
|
void *node;
|
|
|
|
dt_fixup_memory(bd.bi_memstart, bd.bi_memsize);
|
|
dt_fixup_mac_addresses(bd.bi_enetaddr, bd.bi_enet1addr);
|
|
dt_fixup_cpu_clocks(bd.bi_intfreq, bd.bi_busfreq / 16, bd.bi_busfreq);
|
|
|
|
node = finddevice("/soc/cpm");
|
|
if (node) {
|
|
setprop(node, "clock-frequency", &bd.bi_busfreq, 4);
|
|
setprop(node, "fsl,brg-frequency", &bd.bi_busfreq, 4);
|
|
}
|
|
}
|
|
|
|
void platform_init(unsigned long r3, unsigned long r4, unsigned long r5,
|
|
unsigned long r6, unsigned long r7)
|
|
{
|
|
CUBOOT_INIT();
|
|
ft_init(_dtb_start, _dtb_end - _dtb_start, 32);
|
|
serial_console_init();
|
|
platform_ops.fixups = platform_fixups;
|
|
}
|