arch/powerpc/boot/cuboot-yosemite.c

   1 /*
   2  * Old U-boot compatibility for Yosemite
   3  *
   4  * Author: Josh Boyer <jwboyer@linux.vnet.ibm.com>
   5  *
   6  * Copyright 2008 IBM Corporation
   7  *
   8  * This program is free software; you can redistribute it and/or modify it
   9  * under the terms of the GNU General Public License version 2 as published
  10  * by the Free Software Foundation.
  11  */
  12
  13 #include "ops.h"
  14 #include "stdio.h"
  15 #include "4xx.h"
  16 #include "44x.h"
  17 #include "cuboot.h"
  18
  19 #define TARGET_4xx
  20 #define TARGET_44x
  21 #include "ppcboot.h"
  22
  23 static bd_t bd;
  24
  25 static void yosemite_fixups(void)
  26 {
  27         unsigned long sysclk = 66666666;
  28
  29         ibm440ep_fixup_clocks(sysclk, 11059200, 50000000);
  30         ibm4xx_sdram_fixup_memsize();
  31         ibm4xx_quiesce_eth((u32 *)0xef600e00, (u32 *)0xef600f00);
  32         dt_fixup_mac_address_by_alias("ethernet0", bd.bi_enetaddr);
  33         dt_fixup_mac_address_by_alias("ethernet1", bd.bi_enet1addr);
  34 }
  35
  36 void platform_init(unsigned long r3, unsigned long r4, unsigned long r5,
  37                 unsigned long r6, unsigned long r7)
  38 {
  39         CUBOOT_INIT();
  40         platform_ops.fixups = yosemite_fixups;
  41         platform_ops.exit = ibm44x_dbcr_reset;
  42         fdt_init(_dtb_start);
  43         serial_console_init();
  44 }