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/*
* Old U-boot compatibility for Taishan
*
* Author: Hugh Blemings <hugh@au.ibm.com>
*
* Copyright 2007 Hugh Blemings, IBM Corporation.
* Based on cuboot-ebony.c which is:
* Copyright 2007 David Gibson, IBM Corporation.
* Based on cuboot-83xx.c, which is:
* 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"
#include "reg.h"
#include "dcr.h"
#include "4xx.h"
#define TARGET_44x
#include "ppcboot.h"
static bd_t bd;
BSS_STACK(4096);
static void taishan_fixups(void)
{
/* FIXME: sysclk should be derived by reading the FPGA
registers */
unsigned long sysclk = 33000000;
/* 440EP Clock logic is all but identical to 440GX
so we just use that code for now at least */
ibm440ep_fixup_clocks(sysclk, 6 * 1843200);
ibm4xx_sdram_fixup_memsize();
dt_fixup_mac_addresses(bd.bi_enetaddr, bd.bi_enet1addr);
ibm4xx_fixup_ebc_ranges("/plb/opb/ebc");
}
void platform_init(unsigned long r3, unsigned long r4, unsigned long r5,
unsigned long r6, unsigned long r7)
{
CUBOOT_INIT();
platform_ops.fixups = taishan_fixups;
fdt_init(_dtb_start);
serial_console_init();
}
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