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

   1// SPDX-License-Identifier: GPL-2.0-only
   2/*
   3 * Old U-boot compatibility for Sam440ep based off bamboo.c code
   4 * original copyrights below
   5 *
   6 * Author: Josh Boyer <jwboyer@linux.vnet.ibm.com>
   7 *
   8 * Copyright 2007 IBM Corporation
   9 *
  10 * Based on cuboot-ebony.c
  11 *
  12 * Modified from cuboot-bamboo.c for sam440ep:
  13 * Copyright 2008 Giuseppe Coviello <gicoviello@gmail.com>
  14 */
  15
  16#include "ops.h"
  17#include "stdio.h"
  18#include "44x.h"
  19#include "4xx.h"
  20#include "cuboot.h"
  21
  22#define TARGET_4xx
  23#define TARGET_44x
  24#include "ppcboot.h"
  25
  26static bd_t bd;
  27
  28static void sam440ep_fixups(void)
  29{
  30       unsigned long sysclk = 66666666;
  31
  32       ibm440ep_fixup_clocks(sysclk, 11059200, 25000000);
  33       ibm4xx_sdram_fixup_memsize();
  34       ibm4xx_quiesce_eth((u32 *)0xef600e00, (u32 *)0xef600f00);
  35       dt_fixup_mac_addresses(&bd.bi_enetaddr, &bd.bi_enet1addr);
  36}
  37
  38void platform_init(unsigned long r3, unsigned long r4, unsigned long r5,
  39                unsigned long r6, unsigned long r7)
  40{
  41        CUBOOT_INIT();
  42        platform_ops.fixups = sam440ep_fixups;
  43        platform_ops.exit = ibm44x_dbcr_reset;
  44        fdt_init(_dtb_start);
  45        serial_console_init();
  46}
  47