arch/powerpc/boot/bamboo.c

   1 // SPDX-License-Identifier: GPL-2.0-only
   2 /*
   3  * Copyright IBM Corporation, 2007
   4  * Josh Boyer <jwboyer@linux.vnet.ibm.com>
   5  *
   6  * Based on ebony wrapper:
   7  * Copyright 2007 David Gibson, IBM Corporation.
   8  *
   9  * Clocking code based on code by:
  10  * Stefan Roese <sr@denx.de>
  11  */
  12 #include <stdarg.h>
  13 #include <stddef.h>
  14 #include "types.h"
  15 #include "elf.h"
  16 #include "string.h"
  17 #include "stdio.h"
  18 #include "page.h"
  19 #include "ops.h"
  20 #include "dcr.h"
  21 #include "4xx.h"
  22 #include "44x.h"
  23
  24 static u8 *bamboo_mac0, *bamboo_mac1;
  25
  26 static void bamboo_fixups(void)
  27 {
  28         unsigned long sysclk = 33333333;
  29
  30         ibm440ep_fixup_clocks(sysclk, 11059200, 25000000);
  31         ibm4xx_sdram_fixup_memsize();
  32         ibm4xx_quiesce_eth((u32 *)0xef600e00, (u32 *)0xef600f00);
  33         dt_fixup_mac_address_by_alias("ethernet0", bamboo_mac0);
  34         dt_fixup_mac_address_by_alias("ethernet1", bamboo_mac1);
  35 }
  36
  37 void bamboo_init(void *mac0, void *mac1)
  38 {
  39         platform_ops.fixups = bamboo_fixups;
  40         platform_ops.exit = ibm44x_dbcr_reset;
  41         bamboo_mac0 = mac0;
  42         bamboo_mac1 = mac1;
  43         fdt_init(_dtb_start);
  44         serial_console_init();
  45 }