linux/arch/powerpc/boot/cuboot-katmai.c

55 lines
1.1 KiB
C

// SPDX-License-Identifier: GPL-2.0-only
/*
* Old U-boot compatibility for Katmai
*
* 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.
*/
#include "ops.h"
#include "stdio.h"
#include "reg.h"
#include "dcr.h"
#include "4xx.h"
#include "44x.h"
#include "cuboot.h"
#define TARGET_4xx
#define TARGET_44x
#include "ppcboot.h"
static bd_t bd;
BSS_STACK(4096);
static void katmai_fixups(void)
{
unsigned long sysclk = 33333000;
/* 440SP Clock logic is all but identical to 440GX
* so we just use that code for now at least
*/
ibm440spe_fixup_clocks(sysclk, 6 * 1843200, 0);
ibm440spe_fixup_memsize();
dt_fixup_mac_address(0, bd.bi_enetaddr);
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 = katmai_fixups;
fdt_init(_dtb_start);
serial_console_init();
}