LXR linux/arch/powerpc/boot/cuboot-mpc7448hpc2.c

   1// SPDX-License-Identifier: GPL-2.0-or-later
   2/*
   3 * Copyright (C) 2007 Freescale Semiconductor, Inc. All rights reserved.
   4 *
   5 * Author: Roy Zang <tie-fei.zang@freescale.com>
   6 *
   7 * Description:
   8 * Old U-boot compatibility for mpc7448hpc2 board
   9 * Based on the code of Scott Wood <scottwood@freescale.com>
  10 * for 83xx and 85xx.
  11 */
  12
  13#include "ops.h"
  14#include "stdio.h"
  15#include "cuboot.h"
  16
  17#define TARGET_HAS_ETH1
  18#include "ppcboot.h"
  19
  20static bd_t bd;
  21extern char _dtb_start[], _dtb_end[];
  22
  23static void platform_fixups(void)
  24{
  25        void *tsi;
  26
  27        dt_fixup_memory(bd.bi_memstart, bd.bi_memsize);
  28        dt_fixup_mac_addresses(bd.bi_enetaddr, bd.bi_enet1addr);
  29        dt_fixup_cpu_clocks(bd.bi_intfreq, bd.bi_busfreq / 4, bd.bi_busfreq);
  30        tsi = find_node_by_devtype(NULL, "tsi-bridge");
  31        if (tsi)
  32                setprop(tsi, "bus-frequency", &bd.bi_busfreq,
  33                        sizeof(bd.bi_busfreq));
  34}
  35
  36void platform_init(unsigned long r3, unsigned long r4, unsigned long r5,
  37                unsigned long r6, unsigned long r7)
  38{
  39        CUBOOT_INIT();
  40        fdt_init(_dtb_start);
  41        serial_console_init();
  42        platform_ops.fixups = platform_fixups;
  43}
  44