LXR linux/arch/powerpc/boot/cuboot-sam440ep.c

   1/*
   2 * Old U-boot compatibility for Sam440ep based off bamboo.c code
   3 * original copyrights below
   4 *
   5 * Author: Josh Boyer <jwboyer@linux.vnet.ibm.com>
   6 *
   7 * Copyright 2007 IBM Corporation
   8 *
   9 * Based on cuboot-ebony.c
  10 *
  11 * Modified from cuboot-bamboo.c for sam440ep:
  12 * Copyright 2008 Giuseppe Coviello <gicoviello@gmail.com>
  13 *
  14 * This program is free software; you can redistribute it and/or modify it
  15 * under the terms of the GNU General Public License version 2 as published
  16 * by the Free Software Foundation.
  17 */
  18
  19#include "ops.h"
  20#include "stdio.h"
  21#include "44x.h"
  22#include "4xx.h"
  23#include "cuboot.h"
  24
  25#define TARGET_4xx
  26#define TARGET_44x
  27#include "ppcboot.h"
  28
  29static bd_t bd;
  30
  31static void sam440ep_fixups(void)
  32{
  33       unsigned long sysclk = 66666666;
  34
  35       ibm440ep_fixup_clocks(sysclk, 11059200, 25000000);
  36       ibm4xx_sdram_fixup_memsize();
  37       ibm4xx_quiesce_eth((u32 *)0xef600e00, (u32 *)0xef600f00);
  38       dt_fixup_mac_addresses(&bd.bi_enetaddr, &bd.bi_enet1addr);
  39}
  40
  41void platform_init(unsigned long r3, unsigned long r4, unsigned long r5,
  42                unsigned long r6, unsigned long r7)
  43{
  44        CUBOOT_INIT();
  45        platform_ops.fixups = sam440ep_fixups;
  46        platform_ops.exit = ibm44x_dbcr_reset;
  47        fdt_init(_dtb_start);
  48        serial_console_init();
  49}
  50