LXR linux/arch/powerpc/boot/cuboot-sequoia.c

   1/*
   2 * Old U-boot compatibility for Sequoia
   3 *
   4 * Valentine Barshak <vbarshak@ru.mvista.com>
   5 * Copyright 2007 MontaVista Software, Inc
   6 *
   7 * Based on Ebony code by David Gibson <david@gibson.dropbear.id.au>
   8 * Copyright IBM Corporation, 2007
   9 *
  10 * Based on Bamboo code by Josh Boyer <jwboyer@linux.vnet.ibm.com>
  11 * Copyright IBM Corporation, 2007
  12 *
  13 * This program is free software; you can redistribute it and/or
  14 * modify it under the terms of the GNU General Public License
  15 * as published by the Free Software Foundation; version 2 of the License
  16 */
  17
  18#include <stdarg.h>
  19#include <stddef.h>
  20#include "types.h"
  21#include "elf.h"
  22#include "string.h"
  23#include "stdio.h"
  24#include "page.h"
  25#include "ops.h"
  26#include "dcr.h"
  27#include "4xx.h"
  28#include "44x.h"
  29#include "cuboot.h"
  30
  31#define TARGET_4xx
  32#define TARGET_44x
  33#include "ppcboot.h"
  34
  35static bd_t bd;
  36
  37
  38static void sequoia_fixups(void)
  39{
  40        unsigned long sysclk = 33333333;
  41
  42        ibm440ep_fixup_clocks(sysclk, 11059200, 50000000);
  43        ibm4xx_fixup_ebc_ranges("/plb/opb/ebc");
  44        ibm4xx_denali_fixup_memsize();
  45        dt_fixup_mac_address_by_alias("ethernet0", bd.bi_enetaddr);
  46        dt_fixup_mac_address_by_alias("ethernet1", bd.bi_enet1addr);
  47}
  48
  49void platform_init(unsigned long r3, unsigned long r4, unsigned long r5,
  50                   unsigned long r6, unsigned long r7)
  51{
  52        CUBOOT_INIT();
  53        platform_ops.fixups = sequoia_fixups;
  54        platform_ops.exit = ibm44x_dbcr_reset;
  55        fdt_init(_dtb_start);
  56        serial_console_init();
  57}
  58